Release v0.21.3

Fixes #4165
Fixes #3423
Closes #3424

(cherry picked from commit b19c8abeba)

.github/ISSUE_TEMPLATE/1_request_feature.yml

@@ -30,7 +30,7 @@ body:
           required: true
         - label: I have written a short but informative title.
           required: true
-        - label: I have updated the app to version **[0.21.0](https://github.com/mihonapp/mihon/releases/latest)**.
+        - label: I have updated the app to version **[0.21.3](https://github.com/mihonapp/mihon/releases/latest)**.
           required: true
         - label: I will fill out all of the requested information in this form.
           required: true

.github/ISSUE_TEMPLATE/2_report_issue.yml

@@ -52,7 +52,7 @@ body:
       label: Mihon version
       description: You can find your Mihon version in **More → About**.
       placeholder: |
-        Example: "0.21.0"
+        Example: "0.21.3"
     validations:
       required: true
 
@@ -95,7 +95,7 @@ body:
           required: true
         - label: I have gone through the [FAQ](https://mihon.app/docs/faq/general) and [troubleshooting guide](https://mihon.app/docs/guides/troubleshooting/).
           required: true
-        - label: I have updated the app to version **[0.21.0](https://github.com/mihonapp/mihon/releases/latest)**.
+        - label: I have updated the app to version **[0.21.3](https://github.com/mihonapp/mihon/releases/latest)**.
           required: true
         - label: I have filled out all of the requested information in this form, including specific version numbers.
           required: true

.github/workflows/build.yml

@@ -34,7 +34,7 @@ jobs:
         uses: actions/dependency-review-action@a1d282b36b6f3519aa1f3fc636f609c47dddb294 # v5.0.0
 
       - name: Set up JDK
-        uses: actions/setup-java@de7274f081f381c8f8158605e0321c36c376e2e6 # v6.0.1
+        uses: actions/setup-java@b843ebf9b913146b38da2eaa7aeddf76074ae1ad # v6.1.0
         with:
           java-version-file: .github/.java-version
           distribution: temurin

.github/workflows/release.yml

@@ -35,7 +35,7 @@ jobs:
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Set up JDK
-        uses: actions/setup-java@de7274f081f381c8f8158605e0321c36c376e2e6 # v6.0.1
+        uses: actions/setup-java@b843ebf9b913146b38da2eaa7aeddf76074ae1ad # v6.1.0
         with:
           java-version-file: .github/.java-version
           distribution: temurin
@@ -90,7 +90,7 @@ jobs:
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Set up JDK
-        uses: actions/setup-java@de7274f081f381c8f8158605e0321c36c376e2e6 # v6.0.1
+        uses: actions/setup-java@b843ebf9b913146b38da2eaa7aeddf76074ae1ad # v6.1.0
         with:
           java-version-file: .github/.java-version
           distribution: temurin

CHANGELOG.md

@@ -11,42 +11,56 @@ The format is a modified version of [Keep a Changelog](https://keepachangelog.co
 - `Other` - for technical stuff.
 
 ## [Unreleased]
+
+## [v0.21.3] - 2026-10-26
 ### Added
-- Add experimental high quality reader renderer (Settings → Advanced → Use high quality renderer) with better image scaling, page transition animations, dual page view and display cutout handling ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3388](https://github.com/mihonapp/mihon/pull/3388))
-  - Match background and transition page colors to the old reader ([@AntsyLich](https://github.com/AntsyLich)) ([#3765](https://github.com/mihonapp/mihon/pull/3765))
-  - Support the Fit width, Fit height and Original size scale types and the zoom start position ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3801](https://github.com/mihonapp/mihon/pull/3801))
-  - Fix preloading and navigation across chapters, and right-to-left navigation ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3823](https://github.com/mihonapp/mihon/pull/3823))
-  - Add a "None" page transition and fix the background color of animated images ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3843](https://github.com/mihonapp/mihon/pull/3843))
-  - Improve transition and error pages, dual page animations and border cropping ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3852](https://github.com/mihonapp/mihon/pull/3852))
-  - Fix navigation directions and long strip bounds, and fade in loaded pages ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3870](https://github.com/mihonapp/mihon/pull/3870))
-  - Add a "Page flip" transition, a long strip minimum width setting and separate dual page settings, and show wide pages on their own in dual page view ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3886](https://github.com/mihonapp/mihon/pull/3886))
-  - Fix freezes and running out of memory when jumping between pages with the slider ([@Danidukiyu](https://github.com/Danidukiyu)) ([#3872](https://github.com/mihonapp/mihon/pull/3872))
-  - Add HDR, ICC color profile and EXIF orientation support ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3933](https://github.com/mihonapp/mihon/pull/3933))
-  - Add a page gap setting for long strip with gaps and a "Disable zoom out" setting for long strip modes ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3933](https://github.com/mihonapp/mihon/pull/3933))
-  - Fix a crash on Android 15 and long strip progress and background color ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3949](https://github.com/mihonapp/mihon/pull/3949))
-  - Keep the reader menu open while moving through pages with the slider ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3956](https://github.com/mihonapp/mihon/pull/3956))
-  - Show pages progressively while they download ([@wwww-wwww](https://github.com/wwww-wwww)) ([#4023](https://github.com/mihonapp/mihon/pull/4023))
-  - Lower memory use for animated images and support cropping borders in long strip ([@wwww-wwww](https://github.com/wwww-wwww)) ([#4029](https://github.com/mihonapp/mihon/pull/4029))
-  - Pair more wide pages in dual page view by comparing them with neighbouring pages ([@wwww-wwww](https://github.com/wwww-wwww)) ([#4051](https://github.com/mihonapp/mihon/pull/4051))
+- Add a Time Format setting to customize how times are displayed ([@MajorTanya](https://github.com/MajorTanya)) ([#4118](https://github.com/mihonapp/mihon/pull/4118))
 
 ### Changed
-- Use a new decoder for images Android can't decode itself, like AVIF, JPEG XL and HEIF, and support JPEG 2000 images ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3786](https://github.com/mihonapp/mihon/pull/3786))
+- Update the sources with the most entries first during library updates ([@AntsyLich](https://github.com/AntsyLich)) ([`b8070cd`](https://github.com/mihonapp/mihon/commit/b8070cd))
+
+### Improved
+- Create and restore backups faster and with less memory ([@NGB-Was-Taken](https://github.com/NGB-Was-Taken), [@AntsyLich](https://github.com/AntsyLich)) ([`771ba33`](https://github.com/mihonapp/mihon/commit/771ba33))
+  - Read backups faster before restoring, and decode each entry only once while restoring ([@AntsyLich](https://github.com/AntsyLich)) ([`3ed83a8`](https://github.com/mihonapp/mihon/commit/3ed83a8))
 
 ### Removed
-- Remove "Custom hardware bitmap threshold" and "Custom display profile" advanced settings ([@wwww-wwww](https://github.com/wwww-wwww)) ([#3786](https://github.com/mihonapp/mihon/pull/3786))
+- Remove the "Split tall images" download setting ([@AntsyLich](https://github.com/AntsyLich)) ([`8b9faa3`](https://github.com/mihonapp/mihon/commit/8b9faa3))
 
 ### Fixed
-- Fixed refreshing chapters failing with the app language set to Arabic or another language with its own digits ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed a crash on launch on some Samsung devices running Android 9 to 11 ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed the start and resume button going under the taskbar on tablets ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed a crash when updating an extension while others were installing ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed library entries without a date added getting their last update time as date added when updating from v0.20.x ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed the app closing when WebView's page process crashed ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed installing or updating an extension sometimes cancelling the install of another one ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed updating from v0.20.x taking up to hours on libraries with many duplicate entries ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed the app staying on the updating screen for good when updating its data failed, it now shows what went wrong, and updating failing on leftover data of deleted entries ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed library updates ignoring the smart update restrictions for entries whose details were never fetched ([@AntsyLich](https://github.com/AntsyLich))
-- Fixed resuming a chapter sometimes opening the next chapter partway through, and saving progress to it, in the right to left reader ([@AntsyLich](https://github.com/AntsyLich))
+- Fixed WebView crashing for sources that set an Origin header ([@AntsyLich](https://github.com/AntsyLich)) ([`5f63c98`](https://github.com/mihonapp/mihon/commit/5f63c98))
+- Fixed WebView sending source headers to other sites ([@AntsyLich](https://github.com/AntsyLich)) ([`a01867d`](https://github.com/mihonapp/mihon/commit/a01867d))
+- Fixed downloads not showing for entries of a source sharing its name with another source ([@AntsyLich](https://github.com/AntsyLich)) ([`deeb9b2`](https://github.com/mihonapp/mihon/commit/deeb9b2))
+- Fixed covers reloading when removing an entry from the library ([@AntsyLich](https://github.com/AntsyLich)) ([`a424282`](https://github.com/mihonapp/mihon/commit/a424282))
+- Fixed the More tab icon pausing and then bouncing back when leaving the tab ([@AntsyLich](https://github.com/AntsyLich)) ([`2ca6961`](https://github.com/mihonapp/mihon/commit/2ca6961))
+- Fixed Shizuku extension installer being unavailable with Sui ([@AntsyLich](https://github.com/AntsyLich)) ([`bd2ada2`](https://github.com/mihonapp/mihon/commit/bd2ada2))
+
+## [v0.21.2] - 2026-10-13
+### Fixed
+- Fix long floating point numbers showing up in Comick progress ([@MajorTanya](https://github.com/MajorTanya)) ([#4090](https://github.com/mihonapp/mihon/pull/4090))
+- Fixed updating from v0.20.x failing when the database had duplicate history or tracking entries, or damaged indexes ([@AntsyLich](https://github.com/AntsyLich)) ([`ea2b73a`](https://github.com/mihonapp/mihon/commit/ea2b73a))
+- Fixed a crash when a back gesture was still in progress as the reader or a dialog closed ([@AntsyLich](https://github.com/AntsyLich)) ([`43de88c`](https://github.com/mihonapp/mihon/commit/43de88c))
+- Fixed Kitsu login and other requests that send data failing with "Failed to bypass Cloudflare" ([@AntsyLich](https://github.com/AntsyLich)) ([`7ae858e`](https://github.com/mihonapp/mihon/commit/7ae858e))
+- Fixed tracker start date being off by a day when adding tracking to an entry with read history in some timezones ([@hazptr](https://github.com/hazptr)) ([#4049](https://github.com/mihonapp/mihon/pull/4049))
+- Fixed the paged reader crashing when moving to another chapter after a wide page of a neighbouring chapter was split ([@AntsyLich](https://github.com/AntsyLich)) ([`3156b4a`](https://github.com/mihonapp/mihon/commit/3156b4a))
+- Fixed a crash when opening the filters of a source with an invalid filter ([@AntsyLich](https://github.com/AntsyLich)) ([`c9e1b6e`](https://github.com/mihonapp/mihon/commit/c9e1b6e))
+- Fixed a crash when installing an extension on a device where the system installer can't ask for confirmation ([@AntsyLich](https://github.com/AntsyLich)) ([`2df48e1`](https://github.com/mihonapp/mihon/commit/2df48e1))
+- Fixed a crash when tapping in the long strip reader as it closed ([@AntsyLich](https://github.com/AntsyLich)) ([`c371d63`](https://github.com/mihonapp/mihon/commit/c371d63))
+- Fixed chapters downloaded before v0.21.0 showing as not downloaded when their name started with a space or dot, was long, or had a non-ASCII scanlator ([@AntsyLich](https://github.com/AntsyLich)) ([`f0f1e4d`](https://github.com/mihonapp/mihon/commit/f0f1e4d))
+- Fixed slowdowns and running out of memory when many requests to a site hit a Cloudflare challenge at once ([@tigeryu8900](https://github.com/tigeryu8900), [@AntsyLich](https://github.com/AntsyLich)) ([`5a5ff22`](https://github.com/mihonapp/mihon/commit/5a5ff22))
+
+## [v0.21.1] - 2026-10-12
+### Fixed
+- Fixed refreshing chapters failing with the app language set to Arabic or another language with its own digits ([@AntsyLich](https://github.com/AntsyLich)) ([`8457fb9`](https://github.com/mihonapp/mihon/commit/8457fb9))
+- Fixed a crash on launch on some Samsung devices running Android 9 to 11 ([@AntsyLich](https://github.com/AntsyLich)) ([`abb126a`](https://github.com/mihonapp/mihon/commit/abb126a))
+- Fixed the start and resume button going under the taskbar on tablets ([@AntsyLich](https://github.com/AntsyLich)) ([`c279291`](https://github.com/mihonapp/mihon/commit/c279291))
+- Fixed a crash when updating an extension while others were installing ([@AntsyLich](https://github.com/AntsyLich)) ([`07b9fb6`](https://github.com/mihonapp/mihon/commit/07b9fb6))
+- Fixed library entries without a date added getting their last update time as date added when updating from v0.20.x ([@AntsyLich](https://github.com/AntsyLich)) ([`6dffca1`](https://github.com/mihonapp/mihon/commit/6dffca1))
+- Fixed the app closing when WebView's page process crashed ([@AntsyLich](https://github.com/AntsyLich)) ([`649fc83`](https://github.com/mihonapp/mihon/commit/649fc83))
+- Fixed installing or updating an extension sometimes cancelling the install of another one ([@AntsyLich](https://github.com/AntsyLich)) ([`ae749bb`](https://github.com/mihonapp/mihon/commit/ae749bb))
+- Fixed updating from v0.20.x taking up to hours on libraries with many duplicate entries ([@AntsyLich](https://github.com/AntsyLich)) ([`a999e49`](https://github.com/mihonapp/mihon/commit/a999e49))
+- Fixed the app staying on the updating screen for good when updating its data failed, it now shows what went wrong, and updating failing on leftover data of deleted entries ([@AntsyLich](https://github.com/AntsyLich)) ([`9dbb714`](https://github.com/mihonapp/mihon/commit/9dbb714))
+- Fixed library updates ignoring the smart update restrictions for entries whose details were never fetched ([@AntsyLich](https://github.com/AntsyLich)) ([`010ac71`](https://github.com/mihonapp/mihon/commit/010ac71))
+- Fixed resuming a chapter sometimes opening the next chapter partway through, and saving progress to it, in the right to left reader ([@AntsyLich](https://github.com/AntsyLich)) ([`51b61a3`](https://github.com/mihonapp/mihon/commit/51b61a3))
 
 ## [v0.21.0] - 2026-10-12
 ### Added
@@ -794,7 +808,10 @@ Same as v0.19.6
 - Branding to Mihon ([@AntsyLich](https://github.com/AntsyLich))
 - Minimum supported Android version to 8 ([@AntsyLich](https://github.com/AntsyLich)) ([`dfb3091`](https://github.com/mihonapp/mihon/commit/dfb3091e380dda3e9bfb64bf5c9a685cf3a03d0e))
 
-[unreleased]: https://github.com/mihonapp/mihon/compare/v0.21.0...main
+[unreleased]: https://github.com/mihonapp/mihon/compare/v0.21.3...main
+[v0.21.3]: https://github.com/mihonapp/mihon/compare/v0.21.2...v0.21.3
+[v0.21.2]: https://github.com/mihonapp/mihon/compare/v0.21.1...v0.21.2
+[v0.21.1]: https://github.com/mihonapp/mihon/compare/v0.21.0...v0.21.1
 [v0.21.0]: https://github.com/mihonapp/mihon/compare/v0.20.4...v0.21.0
 [v0.20.4]: https://github.com/mihonapp/mihon/compare/v0.20.3...v0.20.4
 [v0.20.3]: https://github.com/mihonapp/mihon/compare/v0.20.2...v0.20.3

app/build.gradle.kts

@@ -37,8 +37,8 @@ android {
     defaultConfig {
         applicationId = "app.mihon"
 
-        versionCode = 36
-        versionName = "0.21.0"
+        versionCode = 39
+        versionName = "0.21.3"
 
         buildConfigField("boolean", "TELEMETRY_INCLUDED", "${Config.includeTelemetry}")
         buildConfigField("boolean", "UPDATER_ENABLED", "${Config.enableUpdater}")
@@ -229,6 +229,7 @@ dependencies {
     debugImplementation(libs.androidx.compose.uiTooling)
     implementation(libs.androidx.compose.uiToolingPreview)
     implementation(libs.androidx.compose.uiUtil)
+    implementation(libs.androidx.navigationEvent)
 
     implementation(libs.androidx.interpolator)
 
@@ -291,11 +292,8 @@ dependencies {
     }
     implementation(libs.image.decoder)
 
-    implementation(libs.webgpuviewer)
-
     // UI libraries
     implementation(libs.material)
-    implementation(libs.flexibleAdapter)
     implementation(libs.photoView)
     implementation(libs.directionalViewPager) {
         exclude(group = "androidx.viewpager", module = "viewpager")

app/src/main/java/eu/kanade/domain/base/BasePreferences.kt

@@ -5,6 +5,7 @@ import dev.icerock.moko.resources.StringResource
 import dev.zacsweers.metro.AppScope
 import dev.zacsweers.metro.Inject
 import dev.zacsweers.metro.SingleIn
+import eu.kanade.tachiyomi.util.system.GLUtil
 import tachiyomi.core.common.preference.Preference
 import tachiyomi.core.common.preference.PreferenceStore
 import tachiyomi.i18n.MR
@@ -37,7 +38,12 @@ class BasePreferences(
         PRIVATE(MR.strings.ext_installer_private, false),
     }
 
-    val highQualityRenderer: Preference<Boolean> = preferenceStore.getBoolean("pref_high_quality_renderer_key", false)
+    val displayProfile: Preference<String> = preferenceStore.getString("pref_display_profile_key", "")
+
+    val hardwareBitmapThreshold: Preference<Int> = preferenceStore.getInt(
+        "pref_hardware_bitmap_threshold",
+        GLUtil.SAFE_TEXTURE_LIMIT,
+    )
 
     val installationId: Preference<String> = preferenceStore.getString(Preference.appStateKey("installation_id"), "")
 

app/src/main/java/eu/kanade/domain/track/interactor/AddTracks.kt

@@ -8,10 +8,8 @@ import eu.kanade.tachiyomi.data.track.EnhancedTracker
 import eu.kanade.tachiyomi.data.track.Tracker
 import eu.kanade.tachiyomi.data.track.TrackerManager
 import eu.kanade.tachiyomi.source.Source
-import eu.kanade.tachiyomi.util.lang.convertEpochMillisZone
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
-import kotlinx.datetime.TimeZone
 import logcat.LogPriority
 import tachiyomi.core.common.util.system.logcat
 import tachiyomi.domain.chapter.interactor.GetChaptersByMangaId
@@ -61,10 +59,7 @@ class AddTracks(
                     .minOrNull()
 
                 firstReadChapterDate?.let {
-                    val startDate = firstReadChapterDate.toEpochMilliseconds().convertEpochMillisZone(
-                        TimeZone.currentSystemDefault(),
-                        TimeZone.UTC,
-                    )
+                    val startDate = firstReadChapterDate.toEpochMilliseconds()
                     track = track.copy(
                         startDate = Instant.fromEpochMilliseconds(startDate),
                     )

app/src/main/java/eu/kanade/domain/ui/UiPreferences.kt

@@ -1,17 +1,22 @@
 package eu.kanade.domain.ui
 
+import android.text.format.DateFormat
 import dev.zacsweers.metro.AppScope
 import dev.zacsweers.metro.Inject
 import dev.zacsweers.metro.SingleIn
 import eu.kanade.domain.ui.model.AppTheme
 import eu.kanade.domain.ui.model.TabletUiMode
 import eu.kanade.domain.ui.model.ThemeMode
+import eu.kanade.domain.ui.model.TimeFormat
 import eu.kanade.tachiyomi.util.system.DeviceUtil
 import eu.kanade.tachiyomi.util.system.isDynamicColorAvailable
+import logcat.LogPriority
 import tachiyomi.core.common.preference.Preference
 import tachiyomi.core.common.preference.PreferenceStore
 import tachiyomi.core.common.preference.getEnum
+import tachiyomi.core.common.util.system.logcat
 import java.time.format.DateTimeFormatter
+import java.time.format.DateTimeFormatterBuilder
 import java.time.format.FormatStyle
 import java.util.Locale
 
@@ -38,14 +43,53 @@ class UiPreferences(
 
     val dateFormat: Preference<String> = preferenceStore.getString("app_date_format", "")
 
+    val timeFormat: Preference<TimeFormat> = preferenceStore.getEnum("app_time_format", TimeFormat.FOLLOW_LANGUAGE)
+
     val tabletUiMode: Preference<TabletUiMode> = preferenceStore.getEnum("tablet_ui_mode", TabletUiMode.AUTOMATIC)
 
     val imagesInDescription: Preference<Boolean> = preferenceStore.getBoolean("pref_render_images_description", true)
 
     companion object {
-        fun dateFormat(format: String): DateTimeFormatter = when (format) {
-            "" -> DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT)
-            else -> DateTimeFormatter.ofPattern(format, Locale.getDefault())
+        fun dateFormat(format: String, locale: Locale): DateTimeFormatter = when (format) {
+            "" -> DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(locale)
+            else -> DateTimeFormatter.ofPattern(format, locale)
+        }
+
+        fun timeFormat(timeFormat: TimeFormat, locale: Locale, is24HourSystem: Boolean): DateTimeFormatter {
+            val use24Hours = when (timeFormat) {
+                TimeFormat.FOLLOW_LANGUAGE -> {
+                    return DateTimeFormatter.ofLocalizedTime(FormatStyle.SHORT).withLocale(locale)
+                }
+
+                TimeFormat.FOLLOW_SYSTEM -> is24HourSystem
+                TimeFormat.HOURS_24 -> true
+                TimeFormat.HOURS_12 -> false
+            }
+
+            val skeleton = if (use24Hours) "Hm" else "hm"
+            val pattern = DateFormat.getBestDateTimePattern(locale, skeleton)
+            return try {
+                DateTimeFormatter.ofPattern(pattern, locale)
+            } catch (e: IllegalArgumentException) {
+                val fallbackPattern = if (use24Hours) "HH:mm" else "h:mm a"
+                logcat(LogPriority.ERROR, e) {
+                    "Failed to apply best pattern ('$pattern'), falling back to '$fallbackPattern'"
+                }
+                DateTimeFormatter.ofPattern(fallbackPattern, locale)
+            }
+        }
+
+        fun dateTimeFormat(
+            dateFormat: String,
+            timeFormat: TimeFormat,
+            locale: Locale,
+            is24HourSystem: Boolean,
+        ): DateTimeFormatter {
+            return DateTimeFormatterBuilder()
+                .append(dateFormat(dateFormat, locale))
+                .appendLiteral(' ')
+                .append(timeFormat(timeFormat, locale, is24HourSystem))
+                .toFormatter(locale)
         }
     }
 }

app/src/main/java/eu/kanade/domain/ui/model/TimeFormat.kt

@@ -0,0 +1,11 @@
+package eu.kanade.domain.ui.model
+
+import dev.icerock.moko.resources.StringResource
+import tachiyomi.i18n.MR
+
+enum class TimeFormat(val titleRes: StringResource) {
+    FOLLOW_LANGUAGE(MR.strings.follow_language),
+    FOLLOW_SYSTEM(MR.strings.follow_system),
+    HOURS_24(MR.strings.time_24_hours),
+    HOURS_12(MR.strings.time_12_hours),
+}

app/src/main/java/eu/kanade/presentation/components/DateText.kt

@@ -3,6 +3,7 @@ package eu.kanade.presentation.components
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalLocale
 import eu.kanade.domain.ui.UiPreferences
 import eu.kanade.tachiyomi.util.lang.toRelativeString
 import kotlinx.datetime.LocalDate
@@ -27,10 +28,11 @@ fun relativeDateText(
     localDate: LocalDate?,
 ): String {
     val context = LocalContext.current
+    val locale = LocalLocale.current
 
     val preferences = remember { context.appGraph.uiPreferences }
     val relativeTime = remember { preferences.relativeTime.get() }
-    val dateFormat = remember { UiPreferences.dateFormat(preferences.dateFormat.get()) }
+    val dateFormat = remember { UiPreferences.dateFormat(preferences.dateFormat.get(), locale.platformLocale) }
 
     return localDate?.toRelativeString(
         context = context,

app/src/main/java/eu/kanade/presentation/download/DownloadQueueList.kt

@@ -0,0 +1,494 @@
+package eu.kanade.presentation.download
+
+import androidx.compose.animation.core.animateFloatAsState
+import androidx.compose.foundation.MutatePriority
+import androidx.compose.foundation.gestures.ScrollScope
+import androidx.compose.foundation.gestures.ScrollableState
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.LazyListState
+import androidx.compose.foundation.lazy.items
+import androidx.compose.material3.DropdownMenuItem
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.LinearProgressIndicator
+import androidx.compose.material3.ListItemDefaults
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableFloatStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberUpdatedState
+import androidx.compose.runtime.setValue
+import androidx.compose.runtime.toMutableStateList
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.geometry.Offset
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.graphicsLayer
+import androidx.compose.ui.layout.LayoutCoordinates
+import androidx.compose.ui.layout.onGloballyPositioned
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.unit.Dp
+import androidx.compose.ui.unit.dp
+import eu.kanade.presentation.components.DropdownMenu
+import eu.kanade.tachiyomi.data.download.model.Download
+import eu.kanade.tachiyomi.source.model.Page
+import eu.kanade.tachiyomi.ui.download.DownloadQueueSection
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.flatMapLatest
+import kotlinx.coroutines.flow.flowOf
+import mihon.icons.materialsymbols.MaterialSymbols
+import mihon.icons.materialsymbols.rounded.DragHandle
+import mihon.icons.materialsymbols.rounded.MoreVert
+import sh.calvin.reorderable.ReorderableCollectionItemScope
+import sh.calvin.reorderable.ReorderableItem
+import sh.calvin.reorderable.rememberReorderableLazyListState
+import sh.calvin.reorderable.rememberScroller
+import tachiyomi.i18n.MR
+import tachiyomi.presentation.core.components.ListGroupHeader
+import tachiyomi.presentation.core.components.material.padding
+import tachiyomi.presentation.core.i18n.stringResource
+
+@Composable
+fun DownloadQueueList(
+    sections: List<DownloadQueueSection>,
+    lazyListState: LazyListState,
+    contentPadding: PaddingValues,
+    onReorder: (List<Download>) -> Unit,
+    onMove: (Download, toTop: Boolean) -> Unit,
+    onMoveSeries: (Download, toTop: Boolean) -> Unit,
+    onCancel: (Download) -> Unit,
+    onCancelSeries: (Download) -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    val sectionsState = remember { sections.toMutableStateList() }
+    // While a section is dragged its downloads are hidden, so it moves past whole sections
+    var isSectionDragging by remember { mutableStateOf(false) }
+    // While a download is dragged only its own section's rows can be swapped with it
+    var draggingSectionId by remember { mutableStateOf<Long?>(null) }
+    // The release animation starts from the finger, so the last dragged row stays held while it settles too
+    var lastDraggedKey by remember { mutableStateOf<String?>(null) }
+    val listCoordinates = remember { CoordinatesHolder() }
+    val draggingSection by rememberUpdatedState(sectionsState.find { it.id == draggingSectionId })
+    // Auto-scroll would otherwise carry a download held at its section's edge off screen
+    val sectionScrollState = remember(lazyListState) {
+        LimitedScrollableState(lazyListState) { pixels ->
+            draggingSection?.let { lazyListState.limitScrollToSection(it, pixels) } ?: pixels
+        }
+    }
+    val reorderableState = rememberReorderableLazyListState(
+        lazyListState = lazyListState,
+        scrollThresholdPadding = contentPadding,
+        scroller = rememberScroller(
+            scrollableState = sectionScrollState,
+            pixelAmountProvider = { lazyListState.layoutInfo.viewportSize.height * 0.05f },
+        ),
+    ) { from, to ->
+        val fromKey = from.key as String
+        val toKey = to.key as String
+        when {
+            fromKey.startsWith(SECTION_KEY) && toKey.startsWith(SECTION_KEY) -> {
+                val fromIndex = sectionsState.indexOfFirst { it.key == fromKey }
+                val toIndex = sectionsState.indexOfFirst { it.key == toKey }
+                sectionsState.add(toIndex, sectionsState.removeAt(fromIndex))
+            }
+            // Downloads don't change section
+            fromKey.startsWith(DOWNLOAD_KEY) && toKey.startsWith(DOWNLOAD_KEY) -> {
+                val sectionIndex = sectionsState.indexOfFirst { section ->
+                    section.downloads.any { it.key == fromKey }
+                }
+                val section = sectionsState[sectionIndex]
+                val toIndex = section.downloads.indexOfFirst { it.key == toKey }
+                if (toIndex != -1) {
+                    val downloads = section.downloads.toMutableList()
+                    val fromIndex = downloads.indexOfFirst { it.key == fromKey }
+                    downloads.add(toIndex, downloads.removeAt(fromIndex))
+                    sectionsState[sectionIndex] = section.copy(downloads = downloads)
+                }
+            }
+        }
+    }
+
+    LaunchedEffect(sections) {
+        if (!reorderableState.isAnyItemDragging) {
+            sectionsState.clear()
+            sectionsState.addAll(sections)
+        }
+    }
+
+    val onDragStopped = {
+        isSectionDragging = false
+        draggingSectionId = null
+        onReorder(sectionsState.flatMap { it.downloads })
+    }
+
+    val firstDownload = sectionsState.firstOrNull()?.downloads?.firstOrNull()
+    val lastDownload = sectionsState.lastOrNull()?.downloads?.lastOrNull()
+
+    LazyColumn(
+        modifier = modifier
+            .fillMaxSize()
+            .onGloballyPositioned { listCoordinates.value = it },
+        state = lazyListState,
+        contentPadding = contentPadding,
+    ) {
+        sectionsState.forEach { section ->
+            item(key = section.key) {
+                ReorderableItem(reorderableState, section.key, enabled = draggingSectionId == null) { isDragging ->
+                    DownloadQueueHeader(
+                        section = section,
+                        isDragging = isDragging,
+                        onDragStarted = { isSectionDragging = true },
+                        onDragStopped = onDragStopped,
+                    )
+                }
+            }
+            if (!isSectionDragging) {
+                items(
+                    items = section.downloads,
+                    key = { it.key },
+                ) { download ->
+                    ReorderableItem(
+                        state = reorderableState,
+                        key = download.key,
+                        enabled = draggingSectionId == null || draggingSectionId == section.id,
+                    ) { isDragging ->
+                        DownloadQueueItem(
+                            download = download,
+                            isDragging = isDragging,
+                            modifier = if (isDragging || download.key == lastDraggedKey) {
+                                Modifier.keepInSection(
+                                    lazyListState = lazyListState,
+                                    listCoordinates = listCoordinates,
+                                    sectionKey = section.key,
+                                    lastDownloadKey = section.downloads.last().key,
+                                )
+                            } else {
+                                Modifier
+                            },
+                            canMoveToTop = download != firstDownload,
+                            canMoveToBottom = download != lastDownload,
+                            onDragStarted = {
+                                draggingSectionId = section.id
+                                lastDraggedKey = download.key
+                            },
+                            onDragStopped = onDragStopped,
+                            onMove = { toTop -> onMove(download, toTop) },
+                            onMoveSeries = { toTop -> onMoveSeries(download, toTop) },
+                            onCancel = { onCancel(download) },
+                            onCancelSeries = { onCancelSeries(download) },
+                        )
+                    }
+                }
+            }
+        }
+    }
+}
+
+// Lazy list keys must fit in a Bundle
+private const val SECTION_KEY = "section-"
+private const val DOWNLOAD_KEY = "download-"
+private val DownloadQueueSection.key get() = "$SECTION_KEY$id"
+private val Download.key get() = "$DOWNLOAD_KEY${chapter.id}"
+
+private class CoordinatesHolder {
+    var value: LayoutCoordinates? = null
+}
+
+/**
+ * [lazyListState], with every scroll step passed through [limit] first.
+ */
+private class LimitedScrollableState(
+    private val lazyListState: LazyListState,
+    private val limit: (Float) -> Float,
+) : ScrollableState by lazyListState {
+    override suspend fun scroll(scrollPriority: MutatePriority, block: suspend ScrollScope.() -> Unit) {
+        lazyListState.scroll(scrollPriority) {
+            val scope = this
+            object : ScrollScope {
+                override fun scrollBy(pixels: Float) = scope.scrollBy(limit(pixels))
+            }.block()
+        }
+    }
+}
+
+/**
+ * Limits [pixels] so the list scrolls no further than the end of [section] reaching the bottom, or its header
+ * reaching the top, while that edge is on screen.
+ */
+private fun LazyListState.limitScrollToSection(section: DownloadQueueSection, pixels: Float): Float {
+    val items = layoutInfo.visibleItemsInfo
+    return if (pixels > 0) {
+        val last = items.firstOrNull { it.key == section.downloads.last().key } ?: return pixels
+        val contentEnd = layoutInfo.viewportEndOffset - layoutInfo.afterContentPadding
+        pixels.coerceAtMost((last.offset + last.size - contentEnd).coerceAtLeast(0).toFloat())
+    } else {
+        val header = items.firstOrNull { it.key == section.key } ?: return pixels
+        pixels.coerceAtLeast((header.offset).coerceAtMost(0).toFloat())
+    }
+}
+
+/**
+ * Stops a dragged download at the edges of its section, between the header and the section's last slot, instead of
+ * letting it float over another source it can't be dropped in.
+ */
+@Composable
+private fun Modifier.keepInSection(
+    lazyListState: LazyListState,
+    listCoordinates: CoordinatesHolder,
+    sectionKey: String,
+    lastDownloadKey: String,
+): Modifier {
+    var correction by remember { mutableFloatStateOf(0f) }
+    return this
+        // Before the correction layer, so it sees where the drag put the row
+        .onGloballyPositioned { coordinates ->
+            val list = listCoordinates.value?.takeIf { it.isAttached } ?: return@onGloballyPositioned
+            val top = list.localPositionOf(coordinates, Offset.Zero).y
+            val layoutInfo = lazyListState.layoutInfo
+            val itemStart = layoutInfo.beforeContentPadding
+            val header = layoutInfo.visibleItemsInfo.firstOrNull { it.key == sectionKey }
+            val last = layoutInfo.visibleItemsInfo.firstOrNull { it.key == lastDownloadKey }
+            val minTop = header?.let { (itemStart + it.offset + it.size).toFloat() } ?: Float.NEGATIVE_INFINITY
+            val maxTop = last?.let { (itemStart + it.offset + it.size - coordinates.size.height).toFloat() }
+                ?: Float.POSITIVE_INFINITY
+            correction = top.coerceIn(minTop, maxOf(minTop, maxTop)) - top
+        }
+        .graphicsLayer { translationY = correction }
+}
+
+@Composable
+private fun ReorderableCollectionItemScope.DownloadQueueHeader(
+    section: DownloadQueueSection,
+    isDragging: Boolean,
+    onDragStarted: () -> Unit,
+    onDragStopped: () -> Unit,
+) {
+    Surface(
+        modifier = Modifier.padding(top = MaterialTheme.padding.small),
+        color = listItemContainerColor(isDragging),
+        shadowElevation = listItemElevation(isDragging),
+    ) {
+        Row(
+            modifier = Modifier.padding(end = MaterialTheme.padding.small),
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            ListGroupHeader(
+                text = "${section.name} (${section.downloads.size})",
+                modifier = Modifier.weight(1f),
+            )
+            DragHandle(onDragStarted = onDragStarted, onDragStopped = onDragStopped)
+        }
+    }
+}
+
+@Composable
+private fun ReorderableCollectionItemScope.DownloadQueueItem(
+    download: Download,
+    isDragging: Boolean,
+    canMoveToTop: Boolean,
+    canMoveToBottom: Boolean,
+    onDragStarted: () -> Unit,
+    onDragStopped: () -> Unit,
+    onMove: (toTop: Boolean) -> Unit,
+    onMoveSeries: (toTop: Boolean) -> Unit,
+    onCancel: () -> Unit,
+    onCancelSeries: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    val progress by remember(download) { download.pagesProgressFlow() }.collectAsState(null)
+    val animatedProgress by animateFloatAsState(progress?.fraction ?: 0f, label = "progress")
+
+    Surface(
+        modifier = modifier,
+        color = listItemContainerColor(isDragging),
+        shadowElevation = listItemElevation(isDragging),
+    ) {
+        Row(
+            modifier = Modifier.padding(
+                start = MaterialTheme.padding.small,
+                end = MaterialTheme.padding.extraSmall,
+            ),
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            DragHandle(onDragStarted = onDragStarted, onDragStopped = onDragStopped)
+            Column(
+                modifier = Modifier
+                    .weight(1f)
+                    .padding(vertical = MaterialTheme.padding.small),
+                verticalArrangement = Arrangement.spacedBy(MaterialTheme.padding.extraSmall),
+            ) {
+                Row(horizontalArrangement = Arrangement.spacedBy(MaterialTheme.padding.small)) {
+                    Text(
+                        text = download.manga.title,
+                        modifier = Modifier.weight(1f),
+                        maxLines = 1,
+                        overflow = TextOverflow.Ellipsis,
+                        style = MaterialTheme.typography.bodyMedium,
+                    )
+                    progress?.let {
+                        Text(
+                            text = "${it.downloadedPages}/${it.pageCount}",
+                            color = MaterialTheme.colorScheme.onSurfaceVariant,
+                            style = MaterialTheme.typography.bodySmall,
+                        )
+                    }
+                }
+                Text(
+                    text = download.chapter.name,
+                    maxLines = 1,
+                    overflow = TextOverflow.Ellipsis,
+                    style = MaterialTheme.typography.bodySmall,
+                )
+                LinearProgressIndicator(
+                    progress = { animatedProgress },
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(top = MaterialTheme.padding.extraSmall),
+                )
+            }
+            DownloadQueueItemMenu(
+                canMoveToTop = canMoveToTop,
+                canMoveToBottom = canMoveToBottom,
+                onMove = onMove,
+                onMoveSeries = onMoveSeries,
+                onCancel = onCancel,
+                onCancelSeries = onCancelSeries,
+            )
+        }
+    }
+}
+
+@Composable
+private fun ReorderableCollectionItemScope.DragHandle(onDragStarted: () -> Unit, onDragStopped: () -> Unit) {
+    Icon(
+        imageVector = MaterialSymbols.Rounded.DragHandle,
+        contentDescription = null,
+        modifier = Modifier
+            .draggableHandle(
+                onDragStarted = { onDragStarted() },
+                onDragStopped = onDragStopped,
+            )
+            .padding(MaterialTheme.padding.small),
+    )
+}
+
+@Composable
+private fun DownloadQueueItemMenu(
+    canMoveToTop: Boolean,
+    canMoveToBottom: Boolean,
+    onMove: (toTop: Boolean) -> Unit,
+    onMoveSeries: (toTop: Boolean) -> Unit,
+    onCancel: () -> Unit,
+    onCancelSeries: () -> Unit,
+) {
+    var expanded by remember { mutableStateOf(false) }
+    val closeMenu = { expanded = false }
+    Box {
+        IconButton(onClick = { expanded = true }) {
+            Icon(
+                imageVector = MaterialSymbols.Rounded.MoreVert,
+                contentDescription = stringResource(MR.strings.action_menu),
+            )
+        }
+        DropdownMenu(expanded = expanded, onDismissRequest = closeMenu) {
+            if (canMoveToTop) {
+                DropdownMenuItem(
+                    text = { Text(stringResource(MR.strings.action_move_to_top)) },
+                    onClick = {
+                        closeMenu()
+                        onMove(true)
+                    },
+                )
+            }
+            DropdownMenuItem(
+                text = { Text(stringResource(MR.strings.action_move_to_top_all_for_series)) },
+                onClick = {
+                    closeMenu()
+                    onMoveSeries(true)
+                },
+            )
+            if (canMoveToBottom) {
+                DropdownMenuItem(
+                    text = { Text(stringResource(MR.strings.action_move_to_bottom)) },
+                    onClick = {
+                        closeMenu()
+                        onMove(false)
+                    },
+                )
+            }
+            DropdownMenuItem(
+                text = { Text(stringResource(MR.strings.action_move_to_bottom_all_for_series)) },
+                onClick = {
+                    closeMenu()
+                    onMoveSeries(false)
+                },
+            )
+            DropdownMenuItem(
+                text = { Text(stringResource(MR.strings.action_cancel)) },
+                onClick = {
+                    closeMenu()
+                    onCancel()
+                },
+            )
+            DropdownMenuItem(
+                text = { Text(stringResource(MR.strings.cancel_all_for_series)) },
+                onClick = {
+                    closeMenu()
+                    onCancelSeries()
+                },
+            )
+        }
+    }
+}
+
+// A neutral lifted surface while dragged, rather than Material's tertiaryContainer list tint
+@Composable
+private fun listItemContainerColor(isDragging: Boolean): Color {
+    return if (isDragging) MaterialTheme.colorScheme.surfaceContainerHigh else MaterialTheme.colorScheme.background
+}
+
+@Composable
+private fun listItemElevation(isDragging: Boolean): Dp {
+    val elevation = ListItemDefaults.elevation()
+    return if (isDragging) elevation.draggedElevation else elevation.elevation
+}
+
+private class PagesProgress(
+    val pageCount: Int,
+    val downloadedPages: Int,
+    totalProgress: Int,
+) {
+    val fraction = if (pageCount == 0) 0f else totalProgress / (pageCount * 100f)
+}
+
+/**
+ * Progress of the pages of this download, or null until its pages are known.
+ */
+private fun Download.pagesProgressFlow() = pagesFlow.flatMapLatest { pages ->
+    when {
+        pages == null -> flowOf(null)
+        pages.isEmpty() -> flowOf(PagesProgress(pageCount = 0, downloadedPages = 0, totalProgress = 0))
+        else ->
+            combine(pages.map { page -> combine(page.statusFlow, page.progressFlow, ::Pair) }) { states ->
+                PagesProgress(
+                    pageCount = pages.size,
+                    downloadedPages = states.count { (status, _) -> status == Page.State.Ready },
+                    totalProgress = states.sumOf { (_, progress) -> progress },
+                )
+            }
+    }
+}

app/src/main/java/eu/kanade/presentation/history/HistoryScreen.kt

@@ -6,9 +6,14 @@ import androidx.compose.foundation.lazy.items
 import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.SnackbarHostState
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalLocale
 import androidx.compose.ui.tooling.preview.PreviewLightDark
 import androidx.compose.ui.tooling.preview.PreviewParameter
+import eu.kanade.domain.ui.UiPreferences
 import eu.kanade.presentation.components.AppBar
 import eu.kanade.presentation.components.AppBarActions
 import eu.kanade.presentation.components.AppBarTitle
@@ -16,8 +21,10 @@ import eu.kanade.presentation.components.SearchToolbar
 import eu.kanade.presentation.components.relativeDateText
 import eu.kanade.presentation.history.components.HistoryItem
 import eu.kanade.presentation.theme.TachiyomiPreviewTheme
+import eu.kanade.presentation.util.rememberIs24HourSystem
 import eu.kanade.tachiyomi.ui.history.HistoryViewModel
 import kotlinx.datetime.LocalDate
+import mihon.app.di.appGraph
 import mihon.icons.materialsymbols.MaterialSymbols
 import mihon.icons.materialsymbols.rounded.DeleteSweep
 import tachiyomi.domain.history.model.HistoryWithRelations
@@ -28,6 +35,7 @@ import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.i18n.stringResource
 import tachiyomi.presentation.core.screens.EmptyScreen
 import tachiyomi.presentation.core.screens.LoadingScreen
+import tachiyomi.presentation.core.util.collectAsState
 
 @Composable
 fun HistoryScreen(
@@ -99,6 +107,14 @@ private fun HistoryScreenContent(
     onClickDelete: (HistoryWithRelations) -> Unit,
     onClickFavorite: (HistoryWithRelations) -> Unit,
 ) {
+    val context = LocalContext.current
+    val locale = LocalLocale.current
+    val is24HourSystem = rememberIs24HourSystem()
+    val timeFormat by remember { context.appGraph.uiPreferences.timeFormat }.collectAsState()
+    val timeFormatter = remember(timeFormat, locale, is24HourSystem) {
+        UiPreferences.timeFormat(timeFormat, locale.platformLocale, is24HourSystem)
+    }
+
     FastScrollLazyColumn(
         contentPadding = contentPadding,
     ) {
@@ -124,6 +140,7 @@ private fun HistoryScreenContent(
                     HistoryItem(
                         modifier = Modifier.animateItem(),
                         history = value,
+                        timeFormatter = timeFormatter,
                         onClickCover = { onClickCover(value) },
                         onClickResume = { onClickResume(value) },
                         onClickDelete = { onClickDelete(value) },

app/src/main/java/eu/kanade/presentation/history/components/HistoryItem.kt

@@ -31,12 +31,15 @@ import tachiyomi.domain.history.model.HistoryWithRelations
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.padding
 import tachiyomi.presentation.core.i18n.stringResource
+import java.time.format.DateTimeFormatter
+import java.time.format.FormatStyle
 
 private val HistoryItemHeight = 96.dp
 
 @Composable
 fun HistoryItem(
     history: HistoryWithRelations,
+    timeFormatter: DateTimeFormatter,
     onClickCover: () -> Unit,
     onClickResume: () -> Unit,
     onClickDelete: () -> Unit,
@@ -68,7 +71,9 @@ fun HistoryItem(
                 overflow = TextOverflow.Ellipsis,
                 style = textStyle,
             )
-            val readAt = remember { history.readAt?.toTimestampString() ?: "" }
+            val readAt = remember(timeFormatter, history.readAt) {
+                history.readAt?.toTimestampString(timeFormatter) ?: ""
+            }
             Text(
                 text = if (history.chapterNumber > -1) {
                     stringResource(
@@ -114,6 +119,7 @@ private fun HistoryItemPreviews(
         Surface {
             HistoryItem(
                 history = historyWithRelations,
+                timeFormatter = DateTimeFormatter.ofLocalizedTime(FormatStyle.SHORT),
                 onClickCover = {},
                 onClickResume = {},
                 onClickDelete = {},

app/src/main/java/eu/kanade/presentation/manga/components/MangaCoverDialog.kt

@@ -18,7 +18,6 @@ import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.SnackbarHostState
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -26,9 +25,7 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalDensity
-import androidx.compose.ui.platform.LocalView
 import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.viewinterop.AndroidView
@@ -36,27 +33,16 @@ import androidx.compose.ui.window.Dialog
 import androidx.compose.ui.window.DialogProperties
 import androidx.core.graphics.drawable.toDrawable
 import androidx.core.view.updatePadding
-import ca.mpreg.webgpuviewer.renderer.GainmapInput
-import ca.mpreg.webgpuviewer.renderer.Image
-import ca.mpreg.webgpuviewer.viewer.ImagePage
-import ca.mpreg.webgpuviewer.viewer.ImageViewer
-import ca.mpreg.webgpuviewer.viewer.ImageViewerState
 import coil3.asDrawable
 import coil3.imageLoader
 import coil3.request.CachePolicy
 import coil3.request.ImageRequest
-import coil3.request.SuccessResult
 import coil3.size.Size
 import eu.kanade.presentation.components.AppBar
 import eu.kanade.presentation.components.AppBarActions
 import eu.kanade.presentation.components.DropdownMenu
 import eu.kanade.presentation.manga.EditCoverAction
-import eu.kanade.tachiyomi.data.coil.ImageDecoder
-import eu.kanade.tachiyomi.data.coil.newDecoder
 import eu.kanade.tachiyomi.ui.reader.viewer.ReaderPageImageView
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import mihon.app.di.appGraph
 import mihon.icons.materialsymbols.MaterialSymbols
 import mihon.icons.materialsymbols.rounded.Close
 import mihon.icons.materialsymbols.rounded.Edit
@@ -79,9 +65,6 @@ fun MangaCoverDialog(
     onEditClick: ((EditCoverAction) -> Unit)?,
     onDismissRequest: () -> Unit,
 ) {
-    val useNewRenderer = LocalContext.current.appGraph.basePreferences.highQualityRenderer.get()
-    val view = LocalView.current
-
     Dialog(
         onDismissRequest = onDismissRequest,
         properties = DialogProperties(
@@ -168,59 +151,6 @@ fun MangaCoverDialog(
                 }
             },
         ) { contentPadding ->
-            if (useNewRenderer) {
-                val state = remember(manga) { ImageViewerState() }
-                LaunchedEffect(manga) {
-                    val request = ImageRequest.Builder(view.context)
-                        .data(manga)
-                        .size(Size.ORIGINAL)
-                        .memoryCachePolicy(CachePolicy.DISABLED)
-                        .newDecoder(true)
-                        .build()
-                    val result = view.context.imageLoader.execute(request) as? SuccessResult ?: return@LaunchedEffect
-                    val res = result.image as? ImageDecoder.DecodeResultImage ?: return@LaunchedEffect
-                    // Held, then freed, around the upload: its buffer alone doesn't keep
-                    // the frame's native pixels alive.
-                    val page = res.frame.use {
-                        withContext(Dispatchers.Default) {
-                            ImagePage.ImageSingle(
-                                Image(
-                                    res.image,
-                                    res.width,
-                                    res.height,
-                                    createMipMaps = true,
-                                    backgroundColor = 0,
-                                    hdr = res.isHdr,
-                                    hdrHeadroom = res.hdrHeadroom,
-                                    gainmap = res.gainmap?.let {
-                                        GainmapInput(
-                                            pixels = it.pixels,
-                                            width = it.width,
-                                            height = it.height,
-                                            channels = it.channels,
-                                            gamma = it.gamma,
-                                            minContentBoost = it.minContentBoost,
-                                            maxContentBoost = it.maxContentBoost,
-                                            offsetSdr = it.offsetSdr,
-                                            offsetHdr = it.offsetHdr,
-                                        )
-                                    },
-                                ),
-                            )
-                        }
-                    }
-                    state.apply {
-                        fetchPage = { index ->
-                            if (index == 0) page else null
-                        }
-                        invalidate()
-                    }
-                }
-
-                ImageViewer(state = state)
-                return@Scaffold
-            }
-
             val statusBarPaddingPx = with(LocalDensity.current) { contentPadding.calculateTopPadding().roundToPx() }
             val bottomPaddingPx = with(LocalDensity.current) { contentPadding.calculateBottomPadding().roundToPx() }
 

app/src/main/java/eu/kanade/presentation/manga/components/MarkdownRender.kt

@@ -105,6 +105,8 @@ private fun getMarkdownColors(): MarkdownColors {
         inlineCodeBackground = codeBackground,
         dividerColor = MaterialTheme.colorScheme.outlineVariant,
         tableBackground = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.05f),
+        highlightText = MaterialTheme.colorScheme.onSecondaryContainer,
+        highlightBackground = MaterialTheme.colorScheme.secondaryContainer,
     )
 }
 

app/src/main/java/eu/kanade/presentation/more/settings/screen/SettingsAdvancedScreen.kt

@@ -6,6 +6,8 @@ import android.content.Intent
 import android.provider.Settings
 import android.webkit.WebStorage
 import android.webkit.WebView
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.material3.AlertDialog
 import androidx.compose.material3.Text
 import androidx.compose.material3.TextButton
@@ -41,6 +43,7 @@ import eu.kanade.tachiyomi.network.PREF_DOH_QUAD101
 import eu.kanade.tachiyomi.network.PREF_DOH_QUAD9
 import eu.kanade.tachiyomi.network.PREF_DOH_SHECAN
 import eu.kanade.tachiyomi.ui.more.OnboardingScreen
+import eu.kanade.tachiyomi.util.system.GLUtil
 import eu.kanade.tachiyomi.util.system.isReleaseBuildType
 import eu.kanade.tachiyomi.util.system.isShizukuInstalled
 import eu.kanade.tachiyomi.util.system.powerManager
@@ -53,6 +56,7 @@ import kotlinx.coroutines.withContext
 import logcat.LogPriority
 import mihon.app.di.appGraph
 import okhttp3.Headers
+import tachiyomi.core.common.util.system.ImageUtil
 import tachiyomi.core.common.util.system.logcat
 import tachiyomi.domain.library.service.LibraryPreferences
 import tachiyomi.i18n.MR
@@ -97,6 +101,15 @@ object SettingsAdvancedScreen : SearchableSettings {
                     true
                 },
             ),
+            Preference.PreferenceItem.SwitchPreference(
+                preference = networkPreferences.redactSensitiveHeaders,
+                title = stringResource(MR.strings.pref_redact_sensitive_headers),
+                subtitle = stringResource(MR.strings.pref_redact_sensitive_headers_summary),
+                onValueChanged = {
+                    context.toast(MR.strings.requires_app_restart)
+                    true
+                },
+            ),
             Preference.PreferenceItem.TextPreference(
                 title = stringResource(MR.strings.pref_debug_info),
                 onClick = { navigator.push(DebugInfoScreen()) },
@@ -333,12 +346,43 @@ object SettingsAdvancedScreen : SearchableSettings {
         basePreferences: BasePreferences,
     ): Preference.PreferenceGroup {
         val context = LocalContext.current
+        val chooseColorProfile = rememberLauncherForActivityResult(
+            contract = ActivityResultContracts.OpenDocument(),
+        ) { uri ->
+            uri?.let {
+                val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION
+                context.contentResolver.takePersistableUriPermission(uri, flags)
+                basePreferences.displayProfile.set(uri.toString())
+            }
+        }
         return Preference.PreferenceGroup(
             title = stringResource(MR.strings.pref_category_reader),
             preferenceItems = listOf(
-                Preference.PreferenceItem.SwitchPreference(
-                    preference = basePreferences.highQualityRenderer,
-                    title = stringResource(MR.strings.pref_high_quality_renderer),
+                Preference.PreferenceItem.ListPreference(
+                    preference = basePreferences.hardwareBitmapThreshold,
+                    entries = GLUtil.CUSTOM_TEXTURE_LIMIT_OPTIONS
+                        .mapIndexed { index, option ->
+                            val display = if (index == 0) {
+                                stringResource(MR.strings.pref_hardware_bitmap_threshold_default, option)
+                            } else {
+                                option.toString()
+                            }
+                            option to display
+                        }
+                        .toMap(),
+                    title = stringResource(MR.strings.pref_hardware_bitmap_threshold),
+                    subtitleProvider = { value, options ->
+                        stringResource(MR.strings.pref_hardware_bitmap_threshold_summary, options[value].orEmpty())
+                    },
+                    visible = !ImageUtil.HARDWARE_BITMAP_UNSUPPORTED &&
+                        GLUtil.DEVICE_TEXTURE_LIMIT > GLUtil.SAFE_TEXTURE_LIMIT,
+                ),
+                Preference.PreferenceItem.TextPreference(
+                    title = stringResource(MR.strings.pref_display_profile),
+                    subtitle = basePreferences.displayProfile.get(),
+                    onClick = {
+                        chooseColorProfile.launch(arrayOf("*/*"))
+                    },
                 ),
             ),
         )

app/src/main/java/eu/kanade/presentation/more/settings/screen/SettingsAppearanceScreen.kt

@@ -7,17 +7,20 @@ import androidx.compose.runtime.ReadOnlyComposable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.remember
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalLocale
 import androidx.core.app.ActivityCompat
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
 import eu.kanade.domain.ui.UiPreferences
 import eu.kanade.domain.ui.model.TabletUiMode
 import eu.kanade.domain.ui.model.ThemeMode
+import eu.kanade.domain.ui.model.TimeFormat
 import eu.kanade.domain.ui.model.setAppCompatDelegateThemeMode
 import eu.kanade.presentation.more.settings.Preference
 import eu.kanade.presentation.more.settings.screen.appearance.AppLanguageScreen
 import eu.kanade.presentation.more.settings.widget.AppThemeModePreferenceWidget
 import eu.kanade.presentation.more.settings.widget.AppThemePreferenceWidget
+import eu.kanade.presentation.util.rememberIs24HourSystem
 import eu.kanade.tachiyomi.util.system.toast
 import kotlinx.datetime.TimeZone
 import kotlinx.datetime.toJavaLocalDateTime
@@ -101,12 +104,14 @@ object SettingsAppearanceScreen : SearchableSettings {
     ): Preference.PreferenceGroup {
         val context = LocalContext.current
         val navigator = LocalNavigator.currentOrThrow
+        val locale = LocalLocale.current
+        val is24HourSystem = rememberIs24HourSystem()
 
         val now = remember { Clock.System.now().toLocalDateTime(TimeZone.currentSystemDefault()).toJavaLocalDateTime() }
 
         val dateFormat by uiPreferences.dateFormat.collectAsState()
-        val formattedNow = remember(dateFormat) {
-            UiPreferences.dateFormat(dateFormat).format(now)
+        val formattedDateNow = remember(dateFormat) {
+            UiPreferences.dateFormat(dateFormat, locale.platformLocale).format(now)
         }
 
         return Preference.PreferenceGroup(
@@ -130,18 +135,31 @@ object SettingsAppearanceScreen : SearchableSettings {
                     preference = uiPreferences.dateFormat,
                     entries = DateFormats
                         .associateWith {
-                            val formattedDate = UiPreferences.dateFormat(it).format(now)
+                            val formattedDate = UiPreferences.dateFormat(it, locale.platformLocale).format(now)
                             "${it.ifEmpty { stringResource(MR.strings.label_default) }} ($formattedDate)"
                         },
                     title = stringResource(MR.strings.pref_date_format),
                 ),
+                Preference.PreferenceItem.ListPreference(
+                    preference = uiPreferences.timeFormat,
+                    entries = TimeFormat.entries
+                        .associateWith {
+                            val formattedTime = UiPreferences.timeFormat(
+                                it,
+                                locale.platformLocale,
+                                is24HourSystem,
+                            ).format(now)
+                            "${stringResource(it.titleRes)} ($formattedTime)"
+                        },
+                    title = stringResource(MR.strings.pref_time_format),
+                ),
                 Preference.PreferenceItem.SwitchPreference(
                     preference = uiPreferences.relativeTime,
                     title = stringResource(MR.strings.pref_relative_format),
                     subtitle = stringResource(
                         MR.strings.pref_relative_format_summary,
                         stringResource(MR.strings.relative_time_today),
-                        formattedNow,
+                        formattedDateNow,
                     ),
                 ),
                 Preference.PreferenceItem.SwitchPreference(

app/src/main/java/eu/kanade/presentation/more/settings/screen/SettingsDownloadScreen.kt

@@ -43,11 +43,6 @@ object SettingsDownloadScreen : SearchableSettings {
                 preference = downloadPreferences.saveChaptersAsCBZ,
                 title = stringResource(MR.strings.save_chapter_as_cbz),
             ),
-            Preference.PreferenceItem.SwitchPreference(
-                preference = downloadPreferences.splitTallImages,
-                title = stringResource(MR.strings.split_tall_images),
-                subtitle = stringResource(MR.strings.split_tall_images_summary),
-            ),
             Preference.PreferenceItem.SliderPreference(
                 preference = downloadPreferences.parallelSourceLimit,
                 valueRange = 1..10,

app/src/main/java/eu/kanade/presentation/more/settings/screen/about/AboutScreen.kt

@@ -1,6 +1,7 @@
 package eu.kanade.presentation.more.settings.screen.about
 
 import android.content.Context
+import android.text.format.DateFormat
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.PaddingValues
@@ -27,6 +28,7 @@ import eu.kanade.presentation.more.LogoHeader
 import eu.kanade.presentation.more.settings.widget.TextPreferenceWidget
 import eu.kanade.presentation.util.LocalBackPress
 import eu.kanade.presentation.util.Screen
+import eu.kanade.presentation.util.rememberIs24HourSystem
 import eu.kanade.tachiyomi.BuildConfig
 import eu.kanade.tachiyomi.data.updater.RELEASE_URL
 import eu.kanade.tachiyomi.ui.more.NewUpdateScreen
@@ -61,6 +63,7 @@ import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.i18n.stringResource
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
+import java.util.Locale
 import kotlin.time.Instant
 
 object AboutScreen : Screen() {
@@ -74,6 +77,7 @@ object AboutScreen : Screen() {
         val navigator = LocalNavigator.currentOrThrow
         var isCheckingUpdates by remember { mutableStateOf(false) }
         val crashLogUtil = remember { context.appGraph.crashLogUtil }
+        val is24HourSystem = rememberIs24HourSystem()
 
         Scaffold(
             topBar = { scrollBehavior ->
@@ -96,7 +100,9 @@ object AboutScreen : Screen() {
                 item {
                     TextPreferenceWidget(
                         title = stringResource(MR.strings.version),
-                        subtitle = getVersionName(withBuildDate = true),
+                        // Keyed on the system 12/24h setting, which can change while the app is backgrounded.
+                        // Date/time prefs only change in Appearance, which recreates this screen on return.
+                        subtitle = remember(is24HourSystem) { getVersionName(withBuildDate = true) },
                         onPreferenceClick = {
                             val deviceInfo = crashLogUtil.getDebugInfo()
                             context.copyToClipboard("Debug information", deviceInfo)
@@ -275,11 +281,16 @@ object AboutScreen : Screen() {
 
     internal fun getFormattedBuildTime(): String {
         return try {
+            val context = Injekt.get<Context>()
+            val uiPreferences = context.appGraph.uiPreferences
             Instant.parse(BuildConfig.BUILD_TIME)
                 .toLocalDateTime(TimeZone.currentSystemDefault())
                 .toDateTimestampString(
-                    UiPreferences.dateFormat(
-                        Injekt.get<Context>().appGraph.uiPreferences.dateFormat.get(),
+                    UiPreferences.dateTimeFormat(
+                        uiPreferences.dateFormat.get(),
+                        uiPreferences.timeFormat.get(),
+                        Locale.getDefault(),
+                        DateFormat.is24HourFormat(context),
                     ),
                 )
         } catch (_: Exception) {

app/src/main/java/eu/kanade/presentation/more/settings/screen/debug/DebugInfoScreen.kt

@@ -18,6 +18,7 @@ import eu.kanade.presentation.more.settings.Preference
 import eu.kanade.presentation.more.settings.PreferenceScaffold
 import eu.kanade.presentation.more.settings.screen.about.AboutScreen
 import eu.kanade.presentation.util.Screen
+import eu.kanade.presentation.util.rememberIs24HourSystem
 import eu.kanade.tachiyomi.util.system.DeviceUtil
 import eu.kanade.tachiyomi.util.system.WebViewUtil
 import eu.kanade.tachiyomi.util.system.copyToClipboard
@@ -59,6 +60,7 @@ class DebugInfoScreen : Screen() {
     private fun getAppInfoGroup(): Preference.PreferenceGroup {
         val context = LocalContext.current
         val scope = rememberCoroutineScope()
+        val is24HourSystem = rememberIs24HourSystem()
 
         val installationIdPref = remember { context.appGraph.basePreferences.installationId }
         val installationId by installationIdPref.collectAsState()
@@ -72,7 +74,9 @@ class DebugInfoScreen : Screen() {
                 ),
                 Preference.PreferenceItem.TextPreference(
                     title = "Build time",
-                    subtitle = AboutScreen.getFormattedBuildTime(),
+                    // Keyed on the system 12/24h setting, which can change while the app is backgrounded.
+                    // Date/time prefs only change in Appearance, which recreates this screen on return.
+                    subtitle = remember(is24HourSystem) { AboutScreen.getFormattedBuildTime() },
                 ),
                 Preference.PreferenceItem.TextPreference(
                     title = "Installation ID",

app/src/main/java/eu/kanade/presentation/more/settings/screen/debug/WorkerInfoScreen.kt

@@ -1,6 +1,7 @@
 package eu.kanade.presentation.more.settings.screen.debug
 
 import android.content.Context
+import android.text.format.DateFormat
 import androidx.compose.foundation.horizontalScroll
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.padding
@@ -9,6 +10,7 @@ import androidx.compose.foundation.rememberScrollState
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
@@ -31,11 +33,13 @@ import eu.kanade.domain.ui.UiPreferences
 import eu.kanade.presentation.components.AppBar
 import eu.kanade.presentation.components.AppBarActions
 import eu.kanade.presentation.util.Screen
+import eu.kanade.presentation.util.rememberIs24HourSystem
 import eu.kanade.tachiyomi.util.lang.toDateTimestampString
 import eu.kanade.tachiyomi.util.system.copyToClipboard
 import eu.kanade.tachiyomi.util.system.workManager
+import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.SharingStarted
-import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.datetime.TimeZone
 import kotlinx.datetime.toLocalDateTime
@@ -46,6 +50,8 @@ import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.i18n.stringResource
 import tachiyomi.presentation.core.util.plus
+import java.time.format.DateTimeFormatter
+import java.util.Locale
 import kotlin.time.Instant
 
 class WorkerInfoScreen : Screen() {
@@ -60,6 +66,12 @@ class WorkerInfoScreen : Screen() {
         val navigator = LocalNavigator.currentOrThrow
 
         val viewModel = metroViewModel<WorkerInfoViewModel>()
+
+        val is24HourSystem = rememberIs24HourSystem()
+        // Keyed on the system 12/24h setting, which can change while the app is backgrounded.
+        // Date/time prefs only change in Appearance, which recreates this screen on return.
+        LaunchedEffect(is24HourSystem) { viewModel.onSystemTimeFormatChanged(is24HourSystem) }
+
         val enqueued by viewModel.enqueued.collectAsState()
         val finished by viewModel.finished.collectAsState()
         val running by viewModel.running.collectAsState()
@@ -124,29 +136,53 @@ class WorkerInfoScreen : Screen() {
     @ViewModelKey
     @ContributesIntoMap(AppScope::class)
     class WorkerInfoViewModel(
-        private val context: Context,
+        context: Context,
     ) : ViewModel() {
 
         private val workManager = context.workManager
+        private val dateFormatPref = context.appGraph.uiPreferences.dateFormat
+        private val timeFormatPref = context.appGraph.uiPreferences.timeFormat
+        private val is24HourSystem = MutableStateFlow(DateFormat.is24HourFormat(context))
 
-        val finished = workManager
-            .getWorkInfosFlow(
+        private val dateTimeFormatter = combine(
+            dateFormatPref.changes(),
+            timeFormatPref.changes(),
+            is24HourSystem,
+        ) { date, time, is24 ->
+            UiPreferences.dateTimeFormat(date, time, Locale.getDefault(), is24)
+        }
+
+        fun onSystemTimeFormatChanged(value: Boolean) {
+            is24HourSystem.value = value
+        }
+
+        val finished = combine(
+            workManager.getWorkInfosFlow(
                 WorkQuery.fromStates(WorkInfo.State.SUCCEEDED, WorkInfo.State.FAILED, WorkInfo.State.CANCELLED),
-            )
-            .map(::constructString)
+            ),
+            dateTimeFormatter,
+            ::constructString,
+        )
             .stateIn(viewModelScope, SharingStarted.WhileSubscribed(), "")
 
-        val running = workManager
-            .getWorkInfosFlow(WorkQuery.fromStates(WorkInfo.State.RUNNING))
-            .map(::constructString)
+        val running = combine(
+            workManager.getWorkInfosFlow(WorkQuery.fromStates(WorkInfo.State.RUNNING)),
+            dateTimeFormatter,
+            ::constructString,
+        )
             .stateIn(viewModelScope, SharingStarted.WhileSubscribed(), "")
 
-        val enqueued = workManager
-            .getWorkInfosFlow(WorkQuery.fromStates(WorkInfo.State.ENQUEUED))
-            .map(::constructString)
+        val enqueued = combine(
+            workManager.getWorkInfosFlow(WorkQuery.fromStates(WorkInfo.State.ENQUEUED)),
+            dateTimeFormatter,
+            ::constructString,
+        )
             .stateIn(viewModelScope, SharingStarted.WhileSubscribed(), "")
 
-        private fun constructString(list: List<WorkInfo>) = buildString {
+        private fun constructString(
+            list: List<WorkInfo>,
+            dateTimeFormatter: DateTimeFormatter,
+        ) = buildString {
             if (list.isEmpty()) {
                 appendLine("-")
             } else {
@@ -160,11 +196,7 @@ class WorkerInfoScreen : Screen() {
                     if (workInfo.state == WorkInfo.State.ENQUEUED) {
                         val timestamp = Instant.fromEpochMilliseconds(workInfo.nextScheduleTimeMillis)
                             .toLocalDateTime(TimeZone.currentSystemDefault())
-                            .toDateTimestampString(
-                                UiPreferences.dateFormat(
-                                    context.appGraph.uiPreferences.dateFormat.get(),
-                                ),
-                            )
+                            .toDateTimestampString(dateTimeFormatter)
                         appendLine("Next scheduled run: $timestamp")
                         appendLine("Attempt #${workInfo.runAttemptCount + 1}")
                     }

app/src/main/java/eu/kanade/presentation/reader/settings/ReadingModePage.kt

@@ -15,7 +15,6 @@ import eu.kanade.tachiyomi.ui.reader.setting.ReaderOrientation
 import eu.kanade.tachiyomi.ui.reader.setting.ReaderPreferences
 import eu.kanade.tachiyomi.ui.reader.setting.ReaderSettingsViewModel
 import eu.kanade.tachiyomi.ui.reader.setting.ReadingMode
-import eu.kanade.tachiyomi.ui.reader.viewer.webgpu.WebGpuViewer
 import eu.kanade.tachiyomi.ui.reader.viewer.webtoon.WebtoonViewer
 import mihon.app.di.appGraph
 import tachiyomi.i18n.MR
@@ -31,7 +30,6 @@ import java.text.NumberFormat
 internal fun ColumnScope.ReadingModePage(viewModel: ReaderSettingsViewModel) {
     HeadingItem(MR.strings.pref_category_for_this_series)
     val manga by viewModel.mangaFlow.collectAsState()
-    val viewer by viewModel.viewerFlow.collectAsState()
 
     val readingMode = remember(manga) { ReadingMode.fromPreference(manga?.readingMode?.toInt()) }
     SettingsChipRow(MR.strings.pref_category_reading_mode) {
@@ -44,62 +42,6 @@ internal fun ColumnScope.ReadingModePage(viewModel: ReaderSettingsViewModel) {
         }
     }
 
-    if (viewer is WebGpuViewer) {
-        val default = LocalContext.current.appGraph.readerPreferences.defaultReadingMode.get()
-        val resolved = ReadingMode.fromPreference(
-            when {
-                readingMode == ReadingMode.DEFAULT -> default
-                else -> manga?.readingMode?.toInt() ?: default
-            },
-        )
-        if (resolved == ReadingMode.LEFT_TO_RIGHT || resolved == ReadingMode.RIGHT_TO_LEFT) {
-            val dualPageView by viewModel.preferences.dualPageView.collectAsState()
-            SettingsChipRow(MR.strings.pref_dual_page_view) {
-                ReaderPreferences.DualPageView.entries.map {
-                    FilterChip(
-                        selected = it == dualPageView,
-                        onClick = { viewModel.preferences.dualPageView.set(it) },
-                        label = { Text(stringResource(it.titleRes)) },
-                    )
-                }
-            }
-        }
-
-        if (resolved == ReadingMode.WEBTOON || resolved == ReadingMode.CONTINUOUS_VERTICAL) {
-            val numberFormat = remember { NumberFormat.getPercentInstance() }
-            val continuousMinWidth by viewModel.preferences.continuousMinWidth.collectAsState()
-            SliderItem(
-                value = continuousMinWidth,
-                valueRange = ReaderPreferences.let { 1..100 },
-                label = stringResource(MR.strings.pref_continuous_minwidth),
-                valueString = numberFormat.format(continuousMinWidth / 100f),
-                onChange = {
-                    viewModel.preferences.continuousMinWidth.set(it)
-                },
-                pillColor = MaterialTheme.colorScheme.surfaceContainerHighest,
-            )
-
-            if (resolved == ReadingMode.CONTINUOUS_VERTICAL) {
-                val continuousGap by viewModel.preferences.continuousGap.collectAsState()
-                SliderItem(
-                    value = continuousGap,
-                    valueRange = ReaderPreferences.let { 1..100 },
-                    label = stringResource(MR.strings.pref_continuous_gap),
-                    valueString = numberFormat.format(continuousGap / 100f),
-                    onChange = {
-                        viewModel.preferences.continuousGap.set(it)
-                    },
-                    pillColor = MaterialTheme.colorScheme.surfaceContainerHighest,
-                )
-            }
-
-            CheckboxItem(
-                label = stringResource(MR.strings.pref_webtoon_disable_zoom_out),
-                pref = viewModel.preferences.webtoonDisableZoomOut,
-            )
-        }
-    }
-
     val orientation = remember(manga) { ReaderOrientation.fromPreference(manga?.readerOrientation?.toInt()) }
     SettingsChipRow(MR.strings.rotation_type) {
         ReaderOrientation.entries.map {
@@ -111,10 +53,11 @@ internal fun ColumnScope.ReadingModePage(viewModel: ReaderSettingsViewModel) {
         }
     }
 
-    when (viewer) {
-        is WebtoonViewer -> WebtoonViewerSettings(viewModel)
-        is WebGpuViewer -> WebGpuViewerSettings(viewModel)
-        else -> PagerViewerSettings(viewModel)
+    val viewer by viewModel.viewerFlow.collectAsState()
+    if (viewer is WebtoonViewer) {
+        WebtoonViewerSettings(viewModel)
+    } else {
+        PagerViewerSettings(viewModel)
     }
 }
 
@@ -292,120 +235,3 @@ private fun ColumnScope.TapZonesItems(
         }
     }
 }
-
-@Composable
-private fun ColumnScope.WebGpuViewerSettings(viewModel: ReaderSettingsViewModel) {
-    HeadingItem(MR.strings.webgpu_viewer)
-
-    val manga by viewModel.mangaFlow.collectAsState()
-    val viewer by viewModel.viewerFlow.collectAsState()
-
-    val readingMode = remember(manga) { ReadingMode.fromPreference(manga?.readingMode?.toInt()) }
-    val default = LocalContext.current.appGraph.readerPreferences.defaultReadingMode.get()
-    val resolved = ReadingMode.fromPreference(
-        when {
-            readingMode == ReadingMode.DEFAULT -> default
-            else -> manga?.readingMode?.toInt() ?: default
-        },
-    )
-    val isDual = (viewer as? WebGpuViewer)?.isDualPageMode() == true
-
-    val navigationModePager by viewModel.preferences.navigationModePager.collectAsState()
-    val pagerNavInverted by viewModel.preferences.pagerNavInverted.collectAsState()
-    TapZonesItems(
-        selected = navigationModePager,
-        onSelect = viewModel.preferences.navigationModePager::set,
-        invertMode = pagerNavInverted,
-        onSelectInvertMode = viewModel.preferences.pagerNavInverted::set,
-    )
-
-    if (isDual) {
-        val transitionAnimation by viewModel.preferences.transitionAnimationDual.collectAsState()
-        SettingsChipRow(MR.strings.pref_transition_animation_dual) {
-            (
-                ReaderPreferences.TransitionAnimation.entries - ReaderPreferences.TransitionAnimation.FLIP_LEFT -
-                    ReaderPreferences.TransitionAnimation.FLIP_RIGHT
-                ).forEach {
-                FilterChip(
-                    selected = it == transitionAnimation,
-                    onClick = { viewModel.preferences.transitionAnimationDual.set(it) },
-                    label = { Text(stringResource(it.titleRes)) },
-                )
-            }
-        }
-        val cutoutMode by viewModel.preferences.cutoutModeDual.collectAsState()
-        SettingsChipRow(MR.strings.pref_cutout_mode_dual) {
-            ReaderPreferences.CutoutMode.entries.forEach {
-                FilterChip(
-                    selected = it == cutoutMode,
-                    onClick = { viewModel.preferences.cutoutModeDual.set(it) },
-                    label = { Text(stringResource(it.titleRes)) },
-                )
-            }
-        }
-        return
-    }
-
-    if (resolved != ReadingMode.WEBTOON && resolved != ReadingMode.CONTINUOUS_VERTICAL) {
-        val imageScaleType by viewModel.preferences.imageScaleType.collectAsState()
-        SettingsChipRow(MR.strings.pref_image_scale_type) {
-            ReaderPreferences.ImageScaleTypeWebGpuViewer.forEach {
-                FilterChip(
-                    selected = ReaderPreferences.ImageScaleType[imageScaleType - 1] == it,
-                    onClick = {
-                        viewModel.preferences.imageScaleType.set(ReaderPreferences.ImageScaleType.indexOf(it) + 1)
-                    },
-                    label = { Text(stringResource(it)) },
-                )
-            }
-        }
-
-        val zoomStart by viewModel.preferences.zoomStart.collectAsState()
-        SettingsChipRow(MR.strings.pref_zoom_start) {
-            ReaderPreferences.ZoomStart.mapIndexed { index, it ->
-                FilterChip(
-                    selected = zoomStart == index + 1,
-                    onClick = { viewModel.preferences.zoomStart.set(index + 1) },
-                    label = { Text(stringResource(it)) },
-                )
-            }
-        }
-
-        CheckboxItem(
-            label = stringResource(MR.strings.pref_crop_borders),
-            pref = viewModel.preferences.cropBorders,
-        )
-
-        CheckboxItem(
-            label = stringResource(MR.strings.pref_landscape_zoom),
-            pref = viewModel.preferences.landscapeZoom,
-        )
-
-        CheckboxItem(
-            label = stringResource(MR.strings.pref_navigate_pan),
-            pref = viewModel.preferences.navigateToPan,
-        )
-
-        val transitionAnimation by viewModel.preferences.transitionAnimation.collectAsState()
-        SettingsChipRow(MR.strings.pref_transition_animation) {
-            ReaderPreferences.TransitionAnimation.entries.forEach {
-                FilterChip(
-                    selected = it == transitionAnimation,
-                    onClick = { viewModel.preferences.transitionAnimation.set(it) },
-                    label = { Text(stringResource(it.titleRes)) },
-                )
-            }
-        }
-
-        val cutoutMode by viewModel.preferences.cutoutMode.collectAsState()
-        SettingsChipRow(MR.strings.pref_cutout_mode) {
-            ReaderPreferences.CutoutMode.entries.forEach {
-                FilterChip(
-                    selected = it == cutoutMode,
-                    onClick = { viewModel.preferences.cutoutMode.set(it) },
-                    label = { Text(stringResource(it.titleRes)) },
-                )
-            }
-        }
-    }
-}

app/src/main/java/eu/kanade/presentation/util/TwentyFourHourSystem.kt

@@ -0,0 +1,32 @@
+package eu.kanade.presentation.util
+
+import android.text.format.DateFormat
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.platform.LocalContext
+import androidx.lifecycle.DefaultLifecycleObserver
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.compose.LocalLifecycleOwner
+
+@Composable
+fun rememberIs24HourSystem(): Boolean {
+    val lifecycleOwner = LocalLifecycleOwner.current
+    val context = LocalContext.current
+    var is24 by remember { mutableStateOf(DateFormat.is24HourFormat(context)) }
+    DisposableEffect(lifecycleOwner.lifecycle) {
+        val observer = object : DefaultLifecycleObserver {
+            override fun onResume(owner: LifecycleOwner) {
+                is24 = DateFormat.is24HourFormat(context)
+            }
+        }
+        lifecycleOwner.lifecycle.addObserver(observer)
+        onDispose {
+            lifecycleOwner.lifecycle.removeObserver(observer)
+        }
+    }
+    return is24
+}

app/src/main/java/eu/kanade/presentation/webview/WebViewScreenContent.kt

@@ -32,6 +32,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.platform.LocalUriHandler
 import androidx.compose.ui.unit.dp
+import androidx.core.net.toUri
 import cafe.adriel.voyager.core.stack.mutableStateStackOf
 import com.kevinnzou.web.AccompanistWebChromeClient
 import com.kevinnzou.web.AccompanistWebViewClient
@@ -108,6 +109,8 @@ fun WebViewScreenContent(
         onDispose { isActive = false }
     }
 
+    val headersHost = remember { url.toUri().host }
+
     val webClient = remember {
         object : AccompanistWebViewClient() {
             override fun onPageStarted(view: WebView, url: String?, favicon: Bitmap?) {
@@ -147,6 +150,9 @@ fun WebViewScreenContent(
                 // Ignore intents urls
                 if (url.startsWith("intent://")) return true
 
+                // Only send source headers to the source itself
+                if (request.url.host != headersHost) return false
+
                 // Only open valid web urls
                 if (url.startsWith("http") || url.startsWith("https")) {
                     if (url != view?.url) {

app/src/main/java/eu/kanade/tachiyomi/App.kt

@@ -45,6 +45,7 @@ import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.network.NetworkPreferences
 import eu.kanade.tachiyomi.ui.base.delegate.SecureActivityDelegate
 import eu.kanade.tachiyomi.util.system.DeviceUtil
+import eu.kanade.tachiyomi.util.system.GLUtil
 import eu.kanade.tachiyomi.util.system.WebViewUtil
 import eu.kanade.tachiyomi.util.system.animatorDurationScale
 import eu.kanade.tachiyomi.util.system.cancelNotification
@@ -68,6 +69,7 @@ import org.conscrypt.Conscrypt
 import tachiyomi.core.common.i18n.stringResource
 import tachiyomi.core.common.preference.Preference
 import tachiyomi.core.common.preference.PreferenceStore
+import tachiyomi.core.common.util.system.ImageUtil
 import tachiyomi.core.common.util.system.logcat
 import tachiyomi.domain.source.service.SourceManager
 import tachiyomi.i18n.MR
@@ -184,6 +186,14 @@ class App : Application(), DefaultLifecycleObserver, SingletonImageLoader.Factor
             .onEach(TelemetryConfig::setCrashlyticsEnabled)
             .launchIn(scope)
 
+        basePreferences.hardwareBitmapThreshold.let { preference ->
+            if (!preference.isSet()) preference.set(GLUtil.DEVICE_TEXTURE_LIMIT)
+        }
+
+        basePreferences.hardwareBitmapThreshold.changes()
+            .onEach { ImageUtil.hardwareBitmapThreshold = it }
+            .launchIn(scope)
+
         setAppCompatDelegateThemeMode(uiPreferences.themeMode.get())
 
         // Updates widget update

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupDecoder.kt

@@ -4,8 +4,12 @@ import android.content.Context
 import android.net.Uri
 import dev.zacsweers.metro.Inject
 import eu.kanade.tachiyomi.data.backup.models.Backup
-import kotlinx.serialization.SerializationException
+import eu.kanade.tachiyomi.data.backup.models.BackupManga
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
+import kotlinx.serialization.DeserializationStrategy
 import kotlinx.serialization.protobuf.ProtoBuf
+import okio.BufferedSource
 import okio.buffer
 import okio.gzip
 import okio.source
@@ -19,9 +23,48 @@ class BackupDecoder(
     private val parser: ProtoBuf,
 ) {
     /**
-     * Decode a potentially-gzipped backup.
+     * Decode everything but the entries of a potentially-gzipped backup, counting the entries without decoding them.
      */
-    fun decode(uri: Uri): Backup {
+    fun decodeMetadata(uri: Uri): Metadata {
+        return read(uri) { reader ->
+            orInvalid {
+                var entryCount = 0
+                while (reader.nextEntry()) {
+                    reader.skipEntry()
+                    entryCount++
+                }
+                Metadata(entryCount, reader.readMetadata())
+            }
+        }
+    }
+
+    /**
+     * Like [decodeMetadata], but hands each entry to [onEntry] decoded as [entry], which can declare only the fields
+     * it needs so the rest are skipped.
+     */
+    fun <T> decodeMetadata(uri: Uri, entry: DeserializationStrategy<T>, onEntry: (T) -> Unit): Metadata {
+        return read(uri) { reader ->
+            var entryCount = 0
+            while (orInvalid { reader.nextEntry() }) {
+                onEntry(orInvalid { reader.readEntry(entry) })
+                entryCount++
+            }
+            Metadata(entryCount, orInvalid { reader.readMetadata() })
+        }
+    }
+
+    /**
+     * Decode the entries of a potentially-gzipped backup one at a time.
+     */
+    fun decodeEntries(uri: Uri): Flow<BackupManga> = flow {
+        read(uri) { reader ->
+            while (orInvalid { reader.nextEntry() }) {
+                emit(orInvalid { reader.readEntry() })
+            }
+        }
+    }
+
+    private inline fun <T> read(uri: Uri, block: (BackupReader) -> T): T {
         return context.contentResolver.openInputStream(uri)!!.use { inputStream ->
             val source = inputStream.source().buffer()
 
@@ -29,22 +72,32 @@ class BackupDecoder(
                 require(2)
             }
             val id1id2 = peeked.readShort()
-            val backupString = when (id1id2.toInt()) {
+            val backupSource: BufferedSource = when (id1id2.toInt()) {
                 0x1f8b -> source.gzip().buffer() // 0x1f8b is gzip magic bytes
                 MAGIC_JSON_SIGNATURE1, MAGIC_JSON_SIGNATURE2, MAGIC_JSON_SIGNATURE3 -> {
                     throw IOException(context.stringResource(MR.strings.invalid_backup_file_json))
                 }
                 else -> source
-            }.use { it.readByteArray() }
-
-            try {
-                parser.decodeFromByteArray(Backup.serializer(), backupString)
-            } catch (_: SerializationException) {
-                throw IOException(context.stringResource(MR.strings.invalid_backup_file_unknown))
             }
+
+            backupSource.use { block(BackupReader(it, parser)) }
         }
     }
 
+    // Only around reading, so the JSON error above and anything thrown downstream of emit keep their own messages
+    private inline fun <T> orInvalid(block: () -> T): T {
+        return try {
+            block()
+        } catch (e: IOException) {
+            throw IOException(context.stringResource(MR.strings.invalid_backup_file_unknown), e)
+        }
+    }
+
+    data class Metadata(
+        val entryCount: Int,
+        val backup: Backup,
+    )
+
     companion object {
         private const val MAGIC_JSON_SIGNATURE1 = 0x7b7d // `{}`
         private const val MAGIC_JSON_SIGNATURE2 = 0x7b22 // `{"`

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupFileValidator.kt

@@ -2,7 +2,10 @@ package eu.kanade.tachiyomi.data.backup
 
 import android.net.Uri
 import dev.zacsweers.metro.Inject
+import eu.kanade.tachiyomi.data.backup.models.BackupTracking
 import eu.kanade.tachiyomi.data.track.TrackerManager
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.protobuf.ProtoNumber
 import tachiyomi.domain.source.service.SourceManager
 
 @Inject
@@ -18,8 +21,11 @@ class BackupFileValidator(
      * @return List of missing sources or missing trackers.
      */
     suspend fun validate(uri: Uri): Results {
+        val trackerIds = mutableSetOf<Int>()
         val backup = try {
-            backupDecoder.decode(uri)
+            backupDecoder.decodeMetadata(uri, TrackedManga.serializer()) { manga ->
+                manga.tracking.mapTo(trackerIds) { it.syncId }
+            }.backup
         } catch (e: Exception) {
             throw IllegalStateException(e)
         }
@@ -38,11 +44,7 @@ class BackupFileValidator(
             .distinct()
             .sorted()
 
-        val trackers = backup.backupManga
-            .flatMap { it.tracking }
-            .map { it.syncId }
-            .distinct()
-        val missingTrackers = trackers
+        val missingTrackers = trackerIds
             .mapNotNull { trackerManager.get(it.toLong()) }
             .filter { !it.isLoggedIn }
             .map { it.name }
@@ -55,4 +57,10 @@ class BackupFileValidator(
         val missingSources: List<String>,
         val missingTrackers: List<String>,
     )
+
+    // Only the field validation reads, so decoding skips the rest of each entry
+    @Serializable
+    private class TrackedManga(
+        @ProtoNumber(18) val tracking: List<BackupTracking> = emptyList(),
+    )
 }

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupStream.kt

@@ -0,0 +1,158 @@
+package eu.kanade.tachiyomi.data.backup
+
+import eu.kanade.tachiyomi.data.backup.models.Backup
+import eu.kanade.tachiyomi.data.backup.models.BackupManga
+import kotlinx.serialization.DeserializationStrategy
+import kotlinx.serialization.SerializationException
+import kotlinx.serialization.protobuf.ProtoBuf
+import okio.Buffer
+import okio.BufferedSink
+import okio.BufferedSource
+import java.io.IOException
+
+/**
+ * Writes the same bytes as encoding a whole [Backup], without holding all of its entries at once.
+ */
+class BackupWriter(
+    private val sink: BufferedSink,
+    private val parser: ProtoBuf,
+) {
+    var isEmpty = true
+        private set
+
+    fun writeEntry(entry: BackupManga) {
+        val bytes = parser.encodeToByteArray(BackupManga.serializer(), entry)
+        sink.writeVarint(ENTRY_TAG)
+        sink.writeVarint(bytes.size.toLong())
+        sink.write(bytes)
+        isEmpty = false
+    }
+
+    /**
+     * Writes the other fields after the entries, as [metadata] without entries of its own.
+     */
+    fun writeMetadata(metadata: Backup) {
+        val bytes = parser.encodeToByteArray(Backup.serializer(), metadata)
+        sink.write(bytes)
+        if (bytes.isNotEmpty()) isEmpty = false
+    }
+}
+
+/**
+ * Reads an encoded [Backup] one entry at a time. Every other field is set aside for [readMetadata], wherever it
+ * appears.
+ *
+ * Malformed or truncated input throws an [IOException].
+ */
+class BackupReader(
+    private val source: BufferedSource,
+    private val parser: ProtoBuf,
+) {
+    private val metadata = Buffer()
+    private var entryLength = NO_ENTRY
+
+    /**
+     * Moves to the next entry, which [readEntry] or [skipEntry] then consumes.
+     *
+     * @return false once the input is exhausted.
+     */
+    fun nextEntry(): Boolean {
+        check(entryLength == NO_ENTRY)
+        while (!source.exhausted()) {
+            val tag = source.readVarint()
+            val fieldNumber = tag ushr 3
+            val wireType = (tag and 0x7).toInt()
+            if (fieldNumber == 0L) throw IOException("Invalid field number 0")
+
+            if (tag == ENTRY_TAG) {
+                entryLength = source.readLength()
+                return true
+            }
+
+            metadata.writeVarint(tag)
+            when (wireType) {
+                WIRE_TYPE_VARINT -> metadata.writeVarint(source.readVarint())
+                WIRE_TYPE_FIXED64 -> metadata.write(source, 8)
+                WIRE_TYPE_LENGTH_DELIMITED -> {
+                    val length = source.readLength()
+                    metadata.writeVarint(length)
+                    metadata.write(source, length)
+                }
+                WIRE_TYPE_FIXED32 -> metadata.write(source, 4)
+                else -> throw IOException("Unsupported wire type $wireType")
+            }
+        }
+        return false
+    }
+
+    fun readEntry(): BackupManga = readEntry(BackupManga.serializer())
+
+    /**
+     * Decodes the entry as [deserializer], which can declare only the fields it needs so the rest are skipped.
+     */
+    fun <T> readEntry(deserializer: DeserializationStrategy<T>): T {
+        val bytes = source.readByteArray(takeEntryLength())
+        return decode(deserializer, bytes)
+    }
+
+    fun skipEntry() {
+        source.skip(takeEntryLength())
+    }
+
+    /**
+     * Skips the remaining entries and decodes everything else as a [Backup] without entries.
+     */
+    fun readMetadata(): Backup {
+        if (entryLength != NO_ENTRY) skipEntry()
+        while (nextEntry()) skipEntry()
+        return decode(Backup.serializer(), metadata.readByteArray())
+    }
+
+    private fun takeEntryLength(): Long {
+        check(entryLength != NO_ENTRY)
+        return entryLength.also { entryLength = NO_ENTRY }
+    }
+
+    private fun <T> decode(deserializer: DeserializationStrategy<T>, bytes: ByteArray): T {
+        return try {
+            parser.decodeFromByteArray(deserializer, bytes)
+        } catch (e: SerializationException) {
+            throw IOException(e)
+        }
+    }
+}
+
+private fun BufferedSource.readVarint(): Long {
+    var result = 0L
+    for (shift in 0 until Long.SIZE_BITS step 7) {
+        val byte = readByte().toInt()
+        result = result or ((byte and 0x7F).toLong() shl shift)
+        if ((byte and 0x80) == 0) return result
+    }
+    throw IOException("Malformed varint")
+}
+
+private fun BufferedSource.readLength(): Long {
+    val length = readVarint()
+    if (length !in 0..Int.MAX_VALUE) throw IOException("Invalid length $length")
+    return length
+}
+
+private fun BufferedSink.writeVarint(value: Long) {
+    var remaining = value
+    while ((remaining and 0x7FL.inv()) != 0L) {
+        writeByte((remaining and 0x7F).toInt() or 0x80)
+        remaining = remaining ushr 7
+    }
+    writeByte(remaining.toInt())
+}
+
+private const val WIRE_TYPE_VARINT = 0
+private const val WIRE_TYPE_FIXED64 = 1
+private const val WIRE_TYPE_LENGTH_DELIMITED = 2
+private const val WIRE_TYPE_FIXED32 = 5
+
+// Backup.backupManga is field 1, and each entry is length-delimited
+private const val ENTRY_TAG = 1L shl 3 or WIRE_TYPE_LENGTH_DELIMITED.toLong()
+
+private const val NO_ENTRY = -1L

app/src/main/java/eu/kanade/tachiyomi/data/backup/create/BackupCreator.kt

@@ -8,6 +8,7 @@ import dev.zacsweers.metro.AssistedFactory
 import dev.zacsweers.metro.AssistedInject
 import eu.kanade.tachiyomi.BuildConfig
 import eu.kanade.tachiyomi.data.backup.BackupFileValidator
+import eu.kanade.tachiyomi.data.backup.BackupWriter
 import eu.kanade.tachiyomi.data.backup.create.creators.CategoriesBackupCreator
 import eu.kanade.tachiyomi.data.backup.create.creators.ExtensionStoresBackupCreator
 import eu.kanade.tachiyomi.data.backup.create.creators.MangaBackupCreator
@@ -20,6 +21,8 @@ import eu.kanade.tachiyomi.data.backup.models.BackupManga
 import eu.kanade.tachiyomi.data.backup.models.BackupPreference
 import eu.kanade.tachiyomi.data.backup.models.BackupSource
 import eu.kanade.tachiyomi.data.backup.models.BackupSourcePreferences
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.emptyFlow
 import kotlinx.serialization.protobuf.ProtoBuf
 import logcat.LogPriority
 import okio.buffer
@@ -85,27 +88,31 @@ class BackupCreator(
             val nonFavoriteManga = if (options.readEntries) mangaRepository.getReadMangaNotInLibrary() else emptyList()
             val backupManga = backupMangas(getFavorites.await() + nonFavoriteManga, options)
 
-            val backup = Backup(
-                backupManga = backupManga,
-                backupCategories = backupCategories(options),
-                backupSources = backupSources(backupManga),
-                backupPreferences = backupAppPreferences(options),
-                backupExtensionStores = backupExtensionStores(options),
-                backupSourcePreferences = backupSourcePreferences(options),
-            )
-
-            val byteArray = parser.encodeToByteArray(Backup.serializer(), backup)
-            if (byteArray.isEmpty()) {
-                throw IllegalStateException(context.stringResource(MR.strings.empty_backup_error))
-            }
-
             file.openOutputStream()
                 .also {
                     // Force overwrite old file
                     (it as? FileOutputStream)?.channel?.truncate(0)
                 }
                 .sink().gzip().buffer().use {
-                    it.write(byteArray)
+                    val writer = BackupWriter(it, parser)
+                    val sourceIds = mutableSetOf<Long>()
+                    backupManga.collect { manga ->
+                        writer.writeEntry(manga)
+                        sourceIds += manga.source
+                    }
+                    writer.writeMetadata(
+                        Backup(
+                            backupManga = emptyList(),
+                            backupCategories = backupCategories(options),
+                            backupSources = backupSources(sourceIds),
+                            backupPreferences = backupAppPreferences(options),
+                            backupExtensionStores = backupExtensionStores(options),
+                            backupSourcePreferences = backupSourcePreferences(options),
+                        ),
+                    )
+                    if (writer.isEmpty) {
+                        throw IllegalStateException(context.stringResource(MR.strings.empty_backup_error))
+                    }
                 }
             val fileUri = file.uri
 
@@ -130,14 +137,14 @@ class BackupCreator(
         return categoriesBackupCreator()
     }
 
-    private suspend fun backupMangas(mangas: List<Manga>, options: BackupOptions): List<BackupManga> {
-        if (!options.libraryEntries) return emptyList()
+    private fun backupMangas(mangas: List<Manga>, options: BackupOptions): Flow<BackupManga> {
+        if (!options.libraryEntries) return emptyFlow()
 
         return mangaBackupCreator(mangas, options)
     }
 
-    private suspend fun backupSources(mangas: List<BackupManga>): List<BackupSource> {
-        return sourcesBackupCreator(mangas)
+    private suspend fun backupSources(sourceIds: Set<Long>): List<BackupSource> {
+        return sourcesBackupCreator(sourceIds)
     }
 
     private fun backupAppPreferences(options: BackupOptions): List<BackupPreference> {

app/src/main/java/eu/kanade/tachiyomi/data/backup/create/creators/MangaBackupCreator.kt

@@ -7,11 +7,13 @@ import eu.kanade.tachiyomi.data.backup.models.BackupManga
 import eu.kanade.tachiyomi.data.backup.models.toBackupChapter
 import eu.kanade.tachiyomi.data.backup.models.toBackupTracking
 import eu.kanade.tachiyomi.ui.reader.setting.ReadingMode
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
 import mihon.core.common.extensions.toByteArray
 import mihon.core.common.extensions.toEpochMillisOrZero
-import tachiyomi.domain.category.interactor.GetCategories
+import tachiyomi.domain.category.repository.CategoryRepository
 import tachiyomi.domain.chapter.repository.ChapterRepository
-import tachiyomi.domain.history.interactor.GetHistory
+import tachiyomi.domain.history.repository.HistoryRepository
 import tachiyomi.domain.manga.model.Manga
 import tachiyomi.domain.manga.repository.MangaRepository
 import tachiyomi.domain.track.repository.TrackRepository
@@ -20,62 +22,71 @@ import tachiyomi.domain.track.repository.TrackRepository
 class MangaBackupCreator(
     private val mangaRepository: MangaRepository,
     private val chapterRepository: ChapterRepository,
+    private val categoryRepository: CategoryRepository,
+    private val historyRepository: HistoryRepository,
     private val trackRepository: TrackRepository,
-    private val getCategories: GetCategories,
-    private val getHistory: GetHistory,
 ) {
 
-    suspend operator fun invoke(mangas: List<Manga>, options: BackupOptions): List<BackupManga> {
-        return mangas.map {
-            backupManga(it, options)
+    /**
+     * Builds the entries a chunk at a time, so only one chunk's chapters are held at once.
+     */
+    operator fun invoke(mangas: List<Manga>, options: BackupOptions): Flow<BackupManga> = flow {
+        mangas.chunked(CHUNK_SIZE).forEach { chunk ->
+            backupMangas(chunk, options).forEach { emit(it) }
         }
     }
 
-    private suspend fun backupManga(manga: Manga, options: BackupOptions): BackupManga {
-        // Entry for this manga
-        val mangaObject = manga.toBackupManga()
+    private suspend fun backupMangas(mangas: List<Manga>, options: BackupOptions): List<BackupManga> {
+        val mangaIds = mangas.map { it.id }
 
-        mangaObject.excludedScanlators = mangaRepository.getExcludedScanlators(manga.id).toList()
-
-        if (options.chapters) {
-            // Backup all the chapters
-            chapterRepository.getChapterByMangaId(manga.id, applyScanlatorFilter = false)
-                .map { it.toBackupChapter() }
-                .takeUnless { it.isEmpty() }
-                ?.let { mangaObject.chapters = it }
+        val excludedScanlatorsByMangaId = mangaRepository.getExcludedScanlatorsByMangaIds(mangaIds)
+        // History is backed up by chapter URL, so it needs the chapters too
+        val chaptersByMangaId = if (options.chapters || options.history) {
+            chapterRepository.getChaptersByMangaIds(mangaIds)
+        } else {
+            emptyMap()
         }
+        val categoriesByMangaId = if (options.categories) {
+            categoryRepository.getCategoriesByMangaIds(mangaIds)
+        } else {
+            emptyMap()
+        }
+        val tracksByMangaId = if (options.tracking) trackRepository.getTracksByMangaIds(mangaIds) else emptyMap()
+        val historyByMangaId = if (options.history) historyRepository.getHistoryByMangaIds(mangaIds) else emptyMap()
 
-        if (options.categories) {
-            // Backup categories for this manga
-            val categoriesForManga = getCategories.await(manga.id)
-            if (categoriesForManga.isNotEmpty()) {
-                mangaObject.categories = categoriesForManga.map { it.order }
+        return mangas.map { manga ->
+            val mangaObject = manga.toBackupManga()
+            val chapters = chaptersByMangaId[manga.id].orEmpty()
+
+            mangaObject.excludedScanlators = excludedScanlatorsByMangaId[manga.id].orEmpty()
+
+            if (options.chapters) {
+                mangaObject.chapters = chapters.map { it.toBackupChapter() }
             }
-        }
 
-        if (options.tracking) {
-            val tracks = trackRepository.getTracksByMangaId(manga.id).map { it.toBackupTracking() }
-            if (tracks.isNotEmpty()) {
-                mangaObject.tracking = tracks
+            if (options.categories) {
+                mangaObject.categories = categoriesByMangaId[manga.id].orEmpty().map { it.order }
             }
-        }
 
-        if (options.history) {
-            val historyByMangaId = getHistory.await(manga.id)
-            if (historyByMangaId.isNotEmpty()) {
-                val chapterUrlsById = chapterRepository.getChapterByMangaId(manga.id).associate { it.id to it.url }
-                val history = historyByMangaId.mapNotNull { history ->
+            if (options.tracking) {
+                mangaObject.tracking = tracksByMangaId[manga.id].orEmpty().map { it.toBackupTracking() }
+            }
+
+            if (options.history) {
+                val chapterUrlsById = chapters.associate { it.id to it.url }
+                mangaObject.history = historyByMangaId[manga.id].orEmpty().mapNotNull { history ->
                     // A chapter removed since its history was read takes that history with it
                     val url = chapterUrlsById[history.chapterId] ?: return@mapNotNull null
                     BackupHistory(url, history.readAt.toEpochMillisOrZero(), history.readDuration)
                 }
-                if (history.isNotEmpty()) {
-                    mangaObject.history = history
-                }
             }
-        }
 
-        return mangaObject
+            mangaObject
+        }
+    }
+
+    private companion object {
+        const val CHUNK_SIZE = 100
     }
 }
 

app/src/main/java/eu/kanade/tachiyomi/data/backup/create/creators/SourcesBackupCreator.kt

@@ -1,7 +1,6 @@
 package eu.kanade.tachiyomi.data.backup.create.creators
 
 import dev.zacsweers.metro.Inject
-import eu.kanade.tachiyomi.data.backup.models.BackupManga
 import eu.kanade.tachiyomi.data.backup.models.BackupSource
 import eu.kanade.tachiyomi.source.Source
 import tachiyomi.domain.source.service.SourceManager
@@ -11,11 +10,8 @@ class SourcesBackupCreator(
     private val sourceManager: SourceManager,
 ) {
 
-    suspend operator fun invoke(mangas: List<BackupManga>): List<BackupSource> {
-        return mangas
-            .map(BackupManga::source)
-            .distinct()
-            .map { sourceManager.getOrStub(it).toBackupSource() }
+    suspend operator fun invoke(sourceIds: Set<Long>): List<BackupSource> {
+        return sourceIds.map { sourceManager.getOrStub(it).toBackupSource() }
     }
 }
 

app/src/main/java/eu/kanade/tachiyomi/data/backup/restore/BackupRestorer.kt

@@ -9,7 +9,6 @@ import eu.kanade.tachiyomi.data.backup.BackupDecoder
 import eu.kanade.tachiyomi.data.backup.BackupNotifier
 import eu.kanade.tachiyomi.data.backup.models.BackupCategory
 import eu.kanade.tachiyomi.data.backup.models.BackupExtensionStore
-import eu.kanade.tachiyomi.data.backup.models.BackupManga
 import eu.kanade.tachiyomi.data.backup.models.BackupPreference
 import eu.kanade.tachiyomi.data.backup.models.BackupSource
 import eu.kanade.tachiyomi.data.backup.models.BackupSourcePreferences
@@ -23,6 +22,7 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.coroutineScope
 import kotlinx.coroutines.ensureActive
+import kotlinx.coroutines.flow.chunked
 import kotlinx.coroutines.launch
 import logcat.LogPriority
 import tachiyomi.core.common.i18n.stringResource
@@ -97,7 +97,7 @@ class BackupRestorer(
     }
 
     private suspend fun restoreFromFile(uri: Uri, options: RestoreOptions) {
-        val backup = backupDecoder.decode(uri)
+        val (entryCount, backup) = backupDecoder.decodeMetadata(uri)
 
         // Store source mapping for error messages
         val backupMaps = backup.backupSources
@@ -105,7 +105,7 @@ class BackupRestorer(
 
         if (options.libraryEntries) {
             restoreSourceNames(backupMaps)
-            restoreAmount += backup.backupManga.size
+            restoreAmount += entryCount
         }
         if (options.categories) {
             restoreAmount += 1
@@ -138,7 +138,7 @@ class BackupRestorer(
             }
             if (options.libraryEntries) {
                 restoreManga(
-                    backup.backupManga,
+                    uri,
                     if (options.categories) backup.backupCategories else emptyList(),
                     restoreCategoriesJob,
                 )
@@ -175,14 +175,15 @@ class BackupRestorer(
     }
 
     private fun CoroutineScope.restoreManga(
-        backupMangas: List<BackupManga>,
+        uri: Uri,
         backupCategories: List<BackupCategory>,
         categoriesRestoreJob: Job?,
     ) = launch {
         categoriesRestoreJob?.join()
-        mangaRestorer.sortByNew(backupMangas)
+
+        backupDecoder.decodeEntries(uri)
             .chunked(100)
-            .forEach { chunk ->
+            .collect { chunk ->
                 val restoredAsBatch = try {
                     ensureActive()
                     mangaRestorer.restore(chunk, backupCategories)

app/src/main/java/eu/kanade/tachiyomi/data/backup/restore/restorers/MangaRestorer.kt

@@ -23,13 +23,6 @@ class MangaRestorer(
     private val now = Clock.System.now().toLocalDateTime(timeZone)
     private val currentFetchWindow = fetchInterval.getWindow(now.date, timeZone)
 
-    suspend fun sortByNew(backupMangas: List<BackupManga>): List<BackupManga> {
-        val urlsBySource = restoreRepository.getMangaUrlsBySourceId()
-
-        return backupMangas
-            .sortedBy { it.url in urlsBySource[it.source].orEmpty() }
-    }
-
     /**
      * Restores [backupMangas] all together, so either every one of them is restored or none is.
      */

app/src/main/java/eu/kanade/tachiyomi/data/cache/ChapterCache.kt

@@ -7,7 +7,6 @@ import dev.zacsweers.metro.AppScope
 import dev.zacsweers.metro.Inject
 import dev.zacsweers.metro.SingleIn
 import eu.kanade.tachiyomi.source.model.Page
-import eu.kanade.tachiyomi.ui.reader.model.DownloadStream
 import eu.kanade.tachiyomi.util.storage.DiskUtil
 import eu.kanade.tachiyomi.util.storage.saveTo
 import kotlinx.serialization.json.Json
@@ -151,11 +150,10 @@ class ChapterCache(
      *
      * @param imageUrl url of image.
      * @param response http response from page.
-     * @param live also receives the bytes as they arrive.
      * @throws IOException image error.
      */
     @Throws(IOException::class)
-    fun putImageToCache(imageUrl: String, response: Response, live: DownloadStream? = null) {
+    fun putImageToCache(imageUrl: String, response: Response) {
         // Initialize editor (edits the values for an entry).
         var editor: DiskLruCache.Editor? = null
 
@@ -165,22 +163,7 @@ class ChapterCache(
             editor = diskCache.edit(key) ?: return
 
             // Get OutputStream and write image with Okio.
-            if (live == null) {
-                response.body.source().saveTo(editor.newOutputStream(0))
-            } else {
-                live.reserve(response.body.contentLength())
-                response.body.source().use { source ->
-                    editor.newOutputStream(0).use { out ->
-                        val buffer = ByteArray(1 shl 16)
-                        while (true) {
-                            val n = source.read(buffer)
-                            if (n < 0) break
-                            out.write(buffer, 0, n)
-                            live.append(buffer, 0, n)
-                        }
-                    }
-                }
-            }
+            response.body.source().saveTo(editor.newOutputStream(0))
 
             diskCache.flush()
             editor.commit()

app/src/main/java/eu/kanade/tachiyomi/data/coil/ImageDecoder.kt

@@ -2,9 +2,6 @@ package eu.kanade.tachiyomi.data.coil
 
 import android.graphics.Bitmap
 import android.graphics.Matrix
-import androidx.core.graphics.createBitmap
-import androidx.core.graphics.scale
-import ca.mpreg.imagedecoder.ImageDecoder
 import coil3.Canvas
 import coil3.Image
 import coil3.ImageLoader
@@ -15,39 +12,20 @@ import coil3.decode.Decoder
 import coil3.decode.ImageSource
 import coil3.fetch.SourceFetchResult
 import coil3.request.Options
+import coil3.request.bitmapConfig
 import kotlinx.coroutines.sync.Semaphore
 import kotlinx.coroutines.sync.withPermit
 import okio.BufferedSource
 import tachiyomi.core.common.util.system.ImageUtil
+import tachiyomi.decoder.ImageDecoder
 import kotlin.math.min
 import kotlin.math.sqrt
 
 /**
- * A [Decoder] that uses [ImageDecoder] to decode image formats not supported
- * by the Android system decoder (AVIF, JXL, HEIF, etc.).
+ * A [Decoder] that uses built-in [ImageDecoder] to decode images that is not supported by the system.
  */
 class ImageDecoder(private val resources: ImageSource, private val options: Options) : Decoder {
 
-    /**
-     * Wraps a raw [ImageDecoder.Frame] as a Coil [Image] for callers that want
-     * direct access to the RGBA [java.nio.ByteBuffer] (e.g. the new-decoder path).
-     */
-    class DecodeResultImage(
-        val frame: ImageDecoder.Frame,
-        val isHdr: Boolean,
-        val hdrHeadroom: Float,
-        val gainmap: ImageDecoder.Gainmap?,
-    ) : Image {
-        val image: java.nio.ByteBuffer get() = frame.image
-
-        // Taken now: a caller may close the frame once it has the pixels.
-        override val size: Long = frame.image.capacity().toLong()
-        override val width: Int get() = frame.width
-        override val height: Int get() = frame.height
-        override val shareable: Boolean get() = true
-        override fun draw(canvas: Canvas) {}
-    }
-
     /**
      * A page cut into immutable strips of about [STRIP_BYTES] each. The renderer uploads an
      * immutable bitmap only when it is drawn, so only the strips on screen reach the GPU instead of
@@ -64,32 +42,18 @@ class ImageDecoder(private val resources: ImageSource, private val options: Opti
     override suspend fun decode(): DecodeResult {
         if (options.webtoonStrips) return decodeStrips()
 
-        val res = resources.source().use {
-            ImageDecoder.open(it.inputStream()).use { dec ->
-                DecodeResultImage(
-                    dec.decodeNext(),
-                    dec.isHdr,
-                    dec.hdrHeadroom,
-                    if (dec.hdrKind == ImageDecoder.HdrKind.GAINMAP) dec.getGainmap() else null,
-                )
-            }
+        val decoder = resources.sourceOrNull()?.use {
+            ImageDecoder.newInstance(it.inputStream(), options.cropBorders, displayProfile)
         }
 
-        val srcWidth = res.width
-        val srcHeight = res.height
+        check(decoder != null && decoder.width > 0 && decoder.height > 0) { "Failed to initialize decoder" }
 
-        // newDecoder path: caller wants the raw DecodeResult (e.g. for custom rendering).
-        // Hand it back as-is; sampling is the caller's responsibility.
-        if (options.newDecoder) {
-            return DecodeResult(
-                image = res,
-                isSampled = false,
-            )
-        }
+        val srcWidth = decoder.width
+        val srcHeight = decoder.height
 
-        // Normal path: produce a Bitmap scaled to the requested output size.
         val dstWidth = options.size.widthPx(options.scale) { srcWidth }
         val dstHeight = options.size.heightPx(options.scale) { srcHeight }
+
         val sampleSize = DecodeUtils.calculateInSampleSize(
             srcWidth = srcWidth,
             srcHeight = srcHeight,
@@ -98,25 +62,17 @@ class ImageDecoder(private val resources: ImageSource, private val options: Opti
             scale = options.scale,
         )
 
-        // Copy RGBA pixels from the native buffer into a full-resolution bitmap.
-        // We must do this while `res` (and its native memory) is still alive.
-        // HDR frames are half-float RGBA.
-        val config = if (res.isHdr) Bitmap.Config.RGBA_F16 else Bitmap.Config.ARGB_8888
-        val fullBitmap = createBitmap(srcWidth, srcHeight, config)
-        res.image.rewind()
-        fullBitmap.copyPixelsFromBuffer(res.image)
-        res.frame.close()
+        var bitmap = decoder.decode(sampleSize = sampleSize)
+        decoder.recycle()
 
-        // Downsample if needed. sampleSize is a power-of-two factor; the target
-        // dimensions are src / sampleSize, matching BitmapFactory inSampleSize behaviour.
-        val bitmap = if (sampleSize > 1) {
-            val scaledWidth = (srcWidth / sampleSize).coerceAtLeast(1)
-            val scaledHeight = (srcHeight / sampleSize).coerceAtLeast(1)
-            val scaled = fullBitmap.scale(scaledWidth, scaledHeight)
-            fullBitmap.recycle()
-            scaled
-        } else {
-            fullBitmap
+        check(bitmap != null) { "Failed to decode image" }
+
+        if (options.bitmapConfig == Bitmap.Config.HARDWARE && ImageUtil.canUseHardwareBitmap(bitmap)) {
+            val hwBitmap = bitmap.copy(Bitmap.Config.HARDWARE, false)
+            if (hwBitmap != null) {
+                bitmap.recycle()
+                bitmap = hwBitmap
+            }
         }
 
         return DecodeResult(
@@ -126,66 +82,62 @@ class ImageDecoder(private val resources: ImageSource, private val options: Opti
     }
 
     /**
-     * Copies bands of rows straight from the native frame into strips, so the page never exists as
-     * one Java bitmap on top of the frame.
+     * Decodes a webtoon page and cuts it into strips, freeing the decoded page once they're copied.
      *
      * Strips keep the resolution a power-of-two sample size leaves, like the other paths, so zooming
      * in still shows the page's detail, unless that would make the page take more than
      * [MAX_PAGE_BYTES]. They are never narrower than the view, so the page stays sharp unzoomed.
      */
     private suspend fun decodeStrips(): DecodeResult = stripDecodes.withPermit {
-        val (frame, isHdr) = resources.source().use {
-            ImageDecoder.open(it.inputStream()).use { dec -> dec.decodeNext() to dec.isHdr }
+        val decoder = resources.sourceOrNull()?.use {
+            ImageDecoder.newInstance(it.inputStream(), options.cropBorders, displayProfile)
         }
-        frame.use {
-            val config = if (isHdr) Bitmap.Config.RGBA_F16 else Bitmap.Config.ARGB_8888
-            val bytesPerPixel = if (isHdr) 8 else 4
-            val rowBytes = frame.width * bytesPerPixel
-            val viewWidth = options.size.widthPx(options.scale) { frame.width }
-            val sampleSize = DecodeUtils.calculateInSampleSize(
-                srcWidth = frame.width,
-                srcHeight = frame.height,
-                dstWidth = viewWidth,
-                dstHeight = options.size.heightPx(options.scale) { frame.height },
-                scale = options.scale,
-            )
-            val budgetWidth = sqrt(MAX_PAGE_BYTES.toDouble() / bytesPerPixel * frame.width / frame.height).toInt()
-            val stripWidth = maxOf(viewWidth, min(frame.width / sampleSize, budgetWidth))
-                // Older GPUs can't draw a texture wider than this
-                .coerceAtMost(MAX_STRIP_WIDTH)
-                .coerceIn(1, frame.width)
-            val scale = stripWidth.toFloat() / frame.width
+        check(decoder != null && decoder.width > 0 && decoder.height > 0) { "Failed to initialize decoder" }
 
-            // Strips of about the same size in bytes, so each takes about as long to upload
-            val stripRows = (STRIP_BYTES / (stripWidth * bytesPerPixel)).coerceAtLeast(1)
-            val bandRows = (stripRows / scale).toInt().coerceIn(1, frame.height)
-            val matrix = Matrix().apply { setScale(scale, scale) }
-            val band = createBitmap(frame.width, bandRows, config)
-            val strips = (0..<frame.height step bandRows).map { top ->
-                val rows = min(bandRows, frame.height - top)
-                if (rows != band.height) band.reconfigure(frame.width, rows, config)
-                band.copyPixelsFromBuffer(
-                    frame.image.duplicate().apply {
-                        position(top * rowBytes)
-                        limit((top + rows) * rowBytes)
-                    },
-                )
-                val strip = if (stripWidth < frame.width) {
-                    Bitmap.createBitmap(band, 0, 0, frame.width, rows, matrix, true)
-                } else {
-                    band
-                }
-                // createBitmap returns a mutable bitmap despite its docs, and copy is the only way to an immutable one
-                strip.copy(config, false).also { if (strip !== band) strip.recycle() }
+        val srcWidth = decoder.width
+        val viewWidth = options.size.widthPx(options.scale) { srcWidth }
+        val sampleSize = DecodeUtils.calculateInSampleSize(
+            srcWidth = decoder.width,
+            srcHeight = decoder.height,
+            dstWidth = viewWidth,
+            dstHeight = options.size.heightPx(options.scale) { decoder.height },
+            scale = options.scale,
+        )
+        val page = decoder.decode(sampleSize = sampleSize)
+        decoder.recycle()
+        check(page != null) { "Failed to decode image" }
+
+        val config = page.config ?: Bitmap.Config.ARGB_8888
+        val bytesPerPixel = page.rowBytes / page.width
+        val budgetWidth = sqrt(MAX_PAGE_BYTES.toDouble() / bytesPerPixel * page.width / page.height).toInt()
+        val stripWidth = maxOf(viewWidth, min(page.width, budgetWidth))
+            // Older GPUs can't draw a texture wider than this
+            .coerceAtMost(MAX_STRIP_WIDTH)
+            .coerceIn(1, page.width)
+        val scale = stripWidth.toFloat() / page.width
+
+        // Strips of about the same size in bytes, so each takes about as long to upload
+        val stripRows = (STRIP_BYTES / (stripWidth * bytesPerPixel)).coerceAtLeast(1)
+        val bandRows = (stripRows / scale).toInt().coerceIn(1, page.height)
+        val matrix = Matrix().apply { setScale(scale, scale) }
+        val strips = (0..<page.height step bandRows).map { top ->
+            val rows = min(bandRows, page.height - top)
+            val band = if (stripWidth < page.width) {
+                Bitmap.createBitmap(page, 0, top, page.width, rows, matrix, true)
+            } else {
+                Bitmap.createBitmap(page, 0, top, page.width, rows)
             }
-            band.recycle()
-            DecodeResult(image = StripsImage(strips), isSampled = stripWidth < frame.width)
+            // createBitmap returns a mutable bitmap despite its docs, and copy is the only way to an immutable one
+            band.copy(config, false).also { if (band !== page) band.recycle() }
         }
+        page.recycle()
+        DecodeResult(image = StripsImage(strips), isSampled = stripWidth < srcWidth)
     }
 
     class Factory : Decoder.Factory {
+
         override fun create(result: SourceFetchResult, options: Options, imageLoader: ImageLoader): Decoder? {
-            return if (options.newDecoder || options.webtoonStrips || isApplicable(result.source.source())) {
+            return if (options.webtoonStrips || isApplicable(result.source.source())) {
                 ImageDecoder(result.source, options)
             } else {
                 null
@@ -197,12 +149,7 @@ class ImageDecoder(private val resources: ImageSource, private val options: Opti
                 ImageUtil.findImageType(it)
             }
             return when (type) {
-                ImageUtil.ImageType.AVIF,
-                ImageUtil.ImageType.JXL,
-                ImageUtil.ImageType.HEIF,
-                ImageUtil.ImageType.JP2,
-                -> true
-
+                ImageUtil.ImageType.AVIF, ImageUtil.ImageType.JXL, ImageUtil.ImageType.HEIF -> true
                 else -> false
             }
         }
@@ -211,6 +158,10 @@ class ImageDecoder(private val resources: ImageSource, private val options: Opti
 
         override fun hashCode() = javaClass.hashCode()
     }
+
+    companion object {
+        var displayProfile: ByteArray? = null
+    }
 }
 
 private const val STRIP_BYTES = 4 * 1024 * 1024
@@ -219,5 +170,5 @@ private const val MAX_PAGE_BYTES = 128 * 1024 * 1024
 
 private const val MAX_STRIP_WIDTH = 4096
 
-// Each decode holds the whole native frame until its strips are copied, and the reader loads pages ahead in parallel
+// Each decode holds the whole page until its strips are copied, and the reader loads pages ahead in parallel
 private val stripDecodes = Semaphore(1)

app/src/main/java/eu/kanade/tachiyomi/data/coil/MangaCoverFetcher.kt

@@ -60,9 +60,9 @@ class MangaCoverFetcher(
         get() = diskCacheKeyLazy.value
 
     override suspend fun fetch(): FetchResult {
-        // Use custom cover if exists
+        // Use custom cover if exists, which only library manga can have
         val useCustomCover = options.extras.getOrDefault(USE_CUSTOM_COVER_KEY)
-        if (useCustomCover) {
+        if (useCustomCover && isLibraryManga) {
             val customCoverFile = customCoverFileLazy.value
             if (customCoverFile.exists()) {
                 return fileLoader(customCoverFile)

app/src/main/java/eu/kanade/tachiyomi/data/coil/MangaCoverKeyer.kt

@@ -9,7 +9,7 @@ import tachiyomi.domain.manga.model.Manga as DomainManga
 
 class MangaKeyer : Keyer<DomainManga> {
     override fun key(data: DomainManga, options: Options): String {
-        return if (data.hasCustomCover()) {
+        return if (data.favorite && data.hasCustomCover()) {
             "${data.id};${data.coverLastModified}"
         } else {
             "${data.thumbnailUrl};${data.coverLastModified}"
@@ -21,7 +21,7 @@ class MangaCoverKeyer(
     private val coverCache: CoverCache,
 ) : Keyer<MangaCover> {
     override fun key(data: MangaCover, options: Options): String {
-        return if (coverCache.hasCustomCover(data.mangaId)) {
+        return if (data.isMangaFavorite && coverCache.hasCustomCover(data.mangaId)) {
             "${data.mangaId};${data.lastModified}"
         } else {
             "${data.url};${data.lastModified}"

app/src/main/java/eu/kanade/tachiyomi/data/coil/Utils.kt

@@ -42,11 +42,3 @@ val Options.webtoonStrips: Boolean
     get() = getExtra(webtoonStripsKey)
 
 private val webtoonStripsKey = Extras.Key(default = false)
-
-fun ImageRequest.Builder.newDecoder(enable: Boolean) = apply {
-    extras[newDecoderKey] = enable
-}
-val Options.newDecoder: Boolean
-    get() = getExtra(newDecoderKey)
-
-private val newDecoderKey = Extras.Key(default = false)

app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt

@@ -186,7 +186,8 @@ class DownloadCache(
     fun getTotalDownloadCount(): Int {
         renewCache()
 
-        return rootDownloadsDir.sourceDirs.values.sumOf { sourceDir ->
+        // The disk index stores a folder shared by several ids once per id
+        return rootDownloadsDir.sourceDirs.values.distinctBy { it.dir?.uri }.sumOf { sourceDir ->
             sourceDir.mangaDirs.values.sumOf { mangaDir ->
                 mangaDir.chapterDirs.size
             }
@@ -390,20 +391,21 @@ class DownloadCache(
                 sources = getSources()
             }
 
-            val sourceMap = sources.associate { provider.getSourceDirName(it).lowercase() to it.id }
+            // A stored stub can share its name with an installed source, so a folder can belong to several ids
+            val sourceIdsByDirName = sources.groupBy({ provider.getSourceDirName(it).lowercase() }, { it.id })
 
             rootDownloadsDirMutex.withLock {
                 val updatedRootDir = RootDirectory(storageManager.getDownloadsDirectory())
 
                 updatedRootDir.sourceDirs = updatedRootDir.dir?.listFiles().orEmpty()
                     .filter { it.isDirectory && !it.name.isNullOrBlank() }
-                    .mapNotNull { dir ->
-                        val sourceId = sourceMap[dir.name!!.lowercase()]
-                        sourceId?.let { it to SourceDirectory(dir) }
+                    .flatMap { dir ->
+                        val sourceDir = SourceDirectory(dir)
+                        sourceIdsByDirName[dir.name!!.lowercase()].orEmpty().map { it to sourceDir }
                     }
                     .toMap()
 
-                updatedRootDir.sourceDirs.values.map { sourceDir ->
+                updatedRootDir.sourceDirs.values.distinct().map { sourceDir ->
                     async {
                         sourceDir.mangaDirs = sourceDir.dir?.listFiles().orEmpty()
                             .filter { it.isDirectory && !it.name.isNullOrBlank() }

app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadProvider.kt

@@ -231,7 +231,7 @@ class DownloadProvider(
         enableChapterNameHash: Boolean = libraryPreferences.enableChapterNameHash.get(),
     ): String {
         return ChapterDirNameParts(chapterName, chapterScanlator, chapterUrl)
-            .dirName(disallowNonAsciiFilenames, enableChapterNameHash, sanitizeScanlator = true)
+            .dirName(disallowNonAsciiFilenames, enableChapterNameHash)
     }
 
     /**
@@ -254,14 +254,18 @@ class DownloadProvider(
         val booleanPairPermutation = listOf(false to false, false to true, true to false, true to true)
         val othersChapterDirNames = booleanPairPermutation
             .map { (disallowNonAsciiFilenames, enableChapterNameHash) ->
-                parts.dirName(disallowNonAsciiFilenames, enableChapterNameHash, sanitizeScanlator = true)
+                parts.dirName(disallowNonAsciiFilenames, enableChapterNameHash)
+            }
+        val splitChapterDirNames = booleanPairPermutation
+            .map { (disallowNonAsciiFilenames, enableChapterNameHash) ->
+                parts.splitDirName(disallowNonAsciiFilenames, enableChapterNameHash, sanitizeScanlator = true)
             }
 
         // Scanlators weren't sanitized for a while. One with a "/" nested its folder, so it was never found anyway.
         val scanlator = parts.chapterScanlator
         val unsanitizedScanlatorChapterDirNames = if (scanlator != null && '/' !in scanlator) {
             booleanPairPermutation.map { (disallowNonAsciiFilenames, enableChapterNameHash) ->
-                parts.dirName(disallowNonAsciiFilenames, enableChapterNameHash, sanitizeScanlator = false)
+                parts.splitDirName(disallowNonAsciiFilenames, enableChapterNameHash, sanitizeScanlator = false)
             }
         } else {
             emptyList()
@@ -272,6 +276,7 @@ class DownloadProvider(
             // chapter names)
             add(chapterNameV1)
             addAll(othersChapterDirNames)
+            addAll(splitChapterDirNames)
             addAll(unsanitizedScanlatorChapterDirNames)
         }
     }
@@ -291,7 +296,6 @@ class DownloadProvider(
         val chapterDirName = parts.dirName(
             disallowNonAscii = libraryPreferences.disallowNonAsciiFilenames.get(),
             enableHash = libraryPreferences.enableChapterNameHash.get(),
-            sanitizeScanlator = true,
         )
         val legacyChapterDirNames = getLegacyChapterDirNames(parts)
 
@@ -330,9 +334,29 @@ private class ChapterDirNameParts(chapterName: String, val chapterScanlator: Str
         chapterScanlator?.let { DiskUtil.buildValidFilename(it) }
     }
 
+    private val validDirNames = arrayOfNulls<String>(2)
+
     private val validChapterNames = arrayOfNulls<String>(2)
 
-    fun dirName(disallowNonAscii: Boolean, enableHash: Boolean, sanitizeScanlator: Boolean): String {
+    fun dirName(disallowNonAscii: Boolean, enableHash: Boolean): String {
+        val index = if (disallowNonAscii) 1 else 0
+        val dirName = validDirNames[index]
+            // The scanlator and the name are made valid together, as every version before 0.21.0 did
+            ?: DiskUtil.buildValidFilename(
+                if (chapterScanlator.isNullOrBlank()) chapterName else "${chapterScanlator}_$chapterName",
+                // Subtract 7 bytes for hash and underscore, 4 bytes for .cbz
+                DiskUtil.MAX_FILE_NAME_BYTES - 11,
+                disallowNonAscii,
+            )
+                .also { validDirNames[index] = it }
+        return if (enableHash) dirName + hashSuffix else dirName
+    }
+
+    /**
+     * The name 0.21.0 and 0.21.1 gave a chapter, which made only the chapter name valid and so differs for names
+     * starting with a space or dot, long names, and non-ASCII scanlators.
+     */
+    fun splitDirName(disallowNonAscii: Boolean, enableHash: Boolean, sanitizeScanlator: Boolean): String {
         return buildString {
             if (!chapterScanlator.isNullOrBlank()) {
                 // A "/" in the scanlator would otherwise nest the chapter in a folder of its own

app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt

@@ -551,8 +551,6 @@ class Downloader(
             }
 
             // When the page is ready, set page path, progress (just in case) and status
-            splitTallImageIfNeeded(page, tmpDir)
-
             page.uri = file.uri
             page.progress = 100
             page.status = Page.State.Ready
@@ -645,23 +643,6 @@ class Downloader(
         return ImageUtil.getExtensionFromMimeType(mime) { file.openInputStream() }
     }
 
-    private fun splitTallImageIfNeeded(page: Page, tmpDir: UniFile) {
-        if (!downloadPreferences.splitTallImages.get()) return
-
-        try {
-            val filenamePrefix = "%03d".format(Locale.ENGLISH, page.number)
-            val imageFile = tmpDir.listFiles()?.firstOrNull { it.name.orEmpty().startsWith(filenamePrefix) }
-                ?: error(context.stringResource(MR.strings.download_notifier_split_page_not_found, page.number))
-
-            // If the original page was previously split, then skip
-            if (imageFile.name.orEmpty().startsWith("${filenamePrefix}__")) return
-
-            ImageUtil.splitTallImage(tmpDir, imageFile, filenamePrefix)
-        } catch (e: Exception) {
-            logcat(LogPriority.ERROR, e) { "Failed to split downloaded image" }
-        }
-    }
-
     /**
      * Checks if the download was successful.
      *

app/src/main/java/eu/kanade/tachiyomi/data/download/model/Download.kt

@@ -29,9 +29,6 @@ data class Download(
             _pagesFlow.value = pages
         }
 
-    val totalProgress: Int
-        get() = pages?.sumOf(Page::progress) ?: 0
-
     val downloadedImages: Int
         get() = pages?.count { it.status == Page.State.Ready } ?: 0
 

app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateWorker.kt

@@ -260,6 +260,7 @@ class LibraryUpdateWorker(private val context: Context, workerParams: WorkerPara
 
         coroutineScope {
             mangaToUpdate.groupBy { it.manga.source }.values
+                .sortedByDescending { it.size }
                 .map { mangaInSource ->
                     async {
                         semaphore.withPermit {

app/src/main/java/eu/kanade/tachiyomi/data/track/comick/ComickApi.kt

@@ -33,6 +33,7 @@ import okhttp3.Request
 import okhttp3.RequestBody
 import okhttp3.RequestBody.Companion.toRequestBody
 import uy.kohesive.injekt.injectLazy
+import java.math.RoundingMode
 import java.security.SecureRandom
 import java.util.Base64
 import kotlin.time.Duration.Companion.minutes
@@ -77,7 +78,14 @@ class ComickApi(
                 put("status", track.status.toApiListStatus())
                 if (track.last_chapter_read > 0) {
                     putJsonObject("progress") {
-                        put("number", track.last_chapter_read)
+                        put(
+                            "number",
+                            track.last_chapter_read
+                                .toBigDecimal()
+                                .setScale(2, RoundingMode.HALF_UP)
+                                .stripTrailingZeros()
+                                .toPlainString(),
+                        )
                     }
                 } else {
                     put("progress", null)
@@ -140,7 +148,14 @@ class ComickApi(
                 put("rating", track.score.toInt().takeIf { it > 0 })
                 put("status", track.status.toApiListStatus())
                 putJsonObject("progress") {
-                    put("number", track.last_chapter_read.toString())
+                    put(
+                        "number",
+                        track.last_chapter_read
+                            .toBigDecimal()
+                            .setScale(2, RoundingMode.HALF_UP)
+                            .stripTrailingZeros()
+                            .toPlainString(),
+                    )
                 }
             }
                 .toString()

app/src/main/java/eu/kanade/tachiyomi/extension/installer/PackageInstallerInstaller.kt

@@ -3,6 +3,7 @@ package eu.kanade.tachiyomi.extension.installer
 import android.annotation.SuppressLint
 import android.app.PendingIntent
 import android.app.Service
+import android.content.ActivityNotFoundException
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
@@ -57,7 +58,16 @@ class PackageInstallerInstaller(private val service: Service) : Installer(servic
                         return
                     }
                     userAction.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
-                    service.startActivity(userAction)
+                    try {
+                        service.startActivity(userAction)
+                    } catch (e: ActivityNotFoundException) {
+                        // Some devices have the system installer's confirmation screen disabled or removed
+                        logcat(LogPriority.WARN, e) { "Nothing can confirm the install" }
+                        activeSession?.let { (_, sessionId) ->
+                            runCatching { packageInstaller.abandonSession(sessionId) }
+                        }
+                        continueQueue(InstallStep.Error)
+                    }
                 }
                 PackageInstaller.STATUS_FAILURE_ABORTED -> {
                     continueQueue(InstallStep.Idle)

app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionLoader.kt

@@ -24,6 +24,7 @@ import mihon.domain.extension.model.ContentWarning
 import mihon.domain.extension.model.ExtensionStore
 import tachiyomi.core.common.util.system.logcat
 import java.io.File
+import java.io.IOException
 
 /**
  * Class that handles the loading of the extensions. Supports two kinds of extensions:
@@ -80,12 +81,12 @@ internal object ExtensionLoader {
         }
 
         val target = File(getPrivateExtensionDir(context), "${extension.packageName}.$PRIVATE_EXTENSION_EXTENSION")
+        val staged = File(target.parentFile, "${target.name}.part")
         try {
-            target.delete()
-            file.copyAndSetReadOnlyTo(target, overwrite = true)
-        } catch (e: Exception) {
-            target.delete()
-            throw e
+            file.copyAndSetReadOnlyTo(staged, overwrite = true)
+            if (!staged.renameTo(target)) throw IOException("Unable to replace ${target.name}")
+        } finally {
+            staged.delete()
         }
         if (currentExtension != null) {
             ExtensionInstallReceiver.notifyReplaced(context, extension.packageName)

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceViewModel.kt

@@ -239,11 +239,8 @@ class BrowseSourceViewModel(
     fun changeMangaFavorite(manga: Manga) {
         appScope.launch {
             val update = if (manga.favorite) {
-                val coverLastModified = manga.removeCovers(coverCache).coverLastModified
-                MangaUpdate(manga.id) {
-                    favoriteAt = null
-                    if (coverLastModified != manga.coverLastModified) this.coverLastModified = coverLastModified
-                }
+                manga.removeCovers(coverCache)
+                MangaUpdate(manga.id) { favoriteAt = null }
             } else {
                 setMangaDefaultChapterFlags.await(manga)
                 addTracks.bindEnhancedTrackers(manga, sourceManager.getOrStub(manga.source))

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/SourceFilterDialog.kt

@@ -169,7 +169,7 @@ private fun Int.toTriStateFilter(): TriState {
         Filter.TriState.STATE_IGNORE -> TriState.DISABLED
         Filter.TriState.STATE_INCLUDE -> TriState.ENABLED_IS
         Filter.TriState.STATE_EXCLUDE -> TriState.ENABLED_NOT
-        else -> throw IllegalStateException("Unknown TriState state: $this")
+        else -> TriState.DISABLED
     }
 }
 

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadAdapter.kt

@@ -1,27 +0,0 @@
-package eu.kanade.tachiyomi.ui.download
-
-import android.view.MenuItem
-import eu.davidea.flexibleadapter.FlexibleAdapter
-import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
-
-/**
- * Adapter storing a list of downloads.
- *
- * @param downloadItemListener Listener called when an item of the list is released.
- */
-class DownloadAdapter(val downloadItemListener: DownloadItemListener) : FlexibleAdapter<AbstractFlexibleItem<*>>(
-    null,
-    downloadItemListener,
-    true,
-) {
-
-    override fun shouldMove(fromPosition: Int, toPosition: Int): Boolean {
-        // Don't let sub-items changing group
-        return getHeaderOf(getItem(fromPosition)) == getHeaderOf(getItem(toPosition))
-    }
-
-    interface DownloadItemListener {
-        fun onItemReleased(position: Int)
-        fun onMenuItemClick(position: Int, menuItem: MenuItem)
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadHeaderHolder.kt

@@ -1,34 +0,0 @@
-package eu.kanade.tachiyomi.ui.download
-
-import android.annotation.SuppressLint
-import android.view.View
-import androidx.recyclerview.widget.ItemTouchHelper
-import eu.davidea.flexibleadapter.FlexibleAdapter
-import eu.davidea.viewholders.ExpandableViewHolder
-import eu.kanade.tachiyomi.databinding.DownloadHeaderBinding
-
-class DownloadHeaderHolder(view: View, adapter: FlexibleAdapter<*>) : ExpandableViewHolder(view, adapter) {
-
-    private val binding = DownloadHeaderBinding.bind(view)
-
-    @SuppressLint("SetTextI18n")
-    fun bind(item: DownloadHeaderItem) {
-        setDragHandleView(binding.reorder)
-        binding.title.text = "${item.name} (${item.size})"
-    }
-
-    override fun onActionStateChanged(position: Int, actionState: Int) {
-        super.onActionStateChanged(position, actionState)
-        if (actionState == ItemTouchHelper.ACTION_STATE_DRAG) {
-            binding.container.isDragged = true
-            mAdapter.collapseAll()
-        }
-    }
-
-    override fun onItemReleased(position: Int) {
-        super.onItemReleased(position)
-        binding.container.isDragged = false
-        mAdapter.expandAll()
-        (mAdapter as DownloadAdapter).downloadItemListener.onItemReleased(position)
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadHeaderItem.kt

@@ -1,64 +0,0 @@
-package eu.kanade.tachiyomi.ui.download
-
-import android.view.View
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.FlexibleAdapter
-import eu.davidea.flexibleadapter.items.AbstractExpandableHeaderItem
-import eu.davidea.flexibleadapter.items.IFlexible
-import eu.kanade.tachiyomi.R
-
-data class DownloadHeaderItem(
-    val id: Long,
-    val name: String,
-    val size: Int,
-) : AbstractExpandableHeaderItem<DownloadHeaderHolder, DownloadItem>() {
-
-    override fun getLayoutRes(): Int {
-        return R.layout.download_header
-    }
-
-    override fun createViewHolder(
-        view: View,
-        adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>,
-    ): DownloadHeaderHolder {
-        return DownloadHeaderHolder(view, adapter)
-    }
-
-    override fun bindViewHolder(
-        adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>,
-        holder: DownloadHeaderHolder,
-        position: Int,
-        payloads: List<Any?>?,
-    ) {
-        holder.bind(this)
-    }
-
-    override fun equals(other: Any?): Boolean {
-        if (this === other) return true
-        if (javaClass != other?.javaClass) return false
-
-        other as DownloadHeaderItem
-
-        if (id != other.id) return false
-        if (name != other.name) return false
-        if (size != other.size) return false
-        if (subItemsCount != other.subItemsCount) return false
-        if (subItems !== other.subItems) return false
-
-        return true
-    }
-
-    override fun hashCode(): Int {
-        var result = id.hashCode()
-        result = 31 * result + name.hashCode()
-        result = 31 * result + size
-        result = 31 * result + subItems.hashCode()
-        return result
-    }
-
-    init {
-        isHidden = false
-        isExpanded = true
-        isSelectable = false
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadHolder.kt

@@ -1,101 +0,0 @@
-package eu.kanade.tachiyomi.ui.download
-
-import android.view.View
-import androidx.recyclerview.widget.ItemTouchHelper
-import eu.davidea.viewholders.FlexibleViewHolder
-import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.data.download.model.Download
-import eu.kanade.tachiyomi.databinding.DownloadItemBinding
-import eu.kanade.tachiyomi.util.view.popupMenu
-
-/**
- * Class used to hold the data of a download.
- * All the elements from the layout file "download_item" are available in this class.
- *
- * @param view the inflated view for this holder.
- * @constructor creates a new download holder.
- */
-class DownloadHolder(private val view: View, val adapter: DownloadAdapter) :
-    FlexibleViewHolder(view, adapter) {
-
-    private val binding = DownloadItemBinding.bind(view)
-
-    init {
-        setDragHandleView(binding.reorder)
-        binding.menu.setOnClickListener { it.post { showPopupMenu(it) } }
-    }
-
-    private lateinit var download: Download
-
-    /**
-     * Binds this holder with the given category.
-     *
-     * @param category The category to bind.
-     */
-    fun bind(download: Download) {
-        this.download = download
-        // Update the chapter name.
-        binding.chapterTitle.text = download.chapter.name
-
-        // Update the manga title
-        binding.mangaFullTitle.text = download.manga.title
-
-        // Update the progress bar and the number of downloaded pages
-        val pages = download.pages
-        if (pages == null) {
-            binding.downloadProgress.progress = 0
-            binding.downloadProgress.max = 1
-            binding.downloadProgressText.text = ""
-        } else {
-            binding.downloadProgress.max = pages.size * 100
-            notifyProgress()
-            notifyDownloadedPages()
-        }
-    }
-
-    /**
-     * Updates the progress bar of the download.
-     */
-    fun notifyProgress() {
-        val pages = download.pages ?: return
-        if (binding.downloadProgress.max == 1) {
-            binding.downloadProgress.max = pages.size * 100
-        }
-        binding.downloadProgress.setProgressCompat(download.totalProgress, true)
-    }
-
-    /**
-     * Updates the text field of the number of downloaded pages.
-     */
-    fun notifyDownloadedPages() {
-        val pages = download.pages ?: return
-        binding.downloadProgressText.text = "${download.downloadedImages}/${pages.size}"
-    }
-
-    override fun onItemReleased(position: Int) {
-        super.onItemReleased(position)
-        adapter.downloadItemListener.onItemReleased(position)
-        binding.container.isDragged = false
-    }
-
-    override fun onActionStateChanged(position: Int, actionState: Int) {
-        super.onActionStateChanged(position, actionState)
-        if (actionState == ItemTouchHelper.ACTION_STATE_DRAG) {
-            binding.container.isDragged = true
-        }
-    }
-
-    private fun showPopupMenu(view: View) {
-        view.popupMenu(
-            menuRes = R.menu.download_single,
-            initMenu = {
-                findItem(R.id.move_to_top).isVisible = bindingAdapterPosition > 1
-                findItem(R.id.move_to_bottom).isVisible =
-                    bindingAdapterPosition != adapter.itemCount - 1
-            },
-            onMenuItemClick = {
-                adapter.downloadItemListener.onMenuItemClick(bindingAdapterPosition, this)
-            },
-        )
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadItem.kt

@@ -1,68 +0,0 @@
-package eu.kanade.tachiyomi.ui.download
-
-import android.view.View
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.FlexibleAdapter
-import eu.davidea.flexibleadapter.items.AbstractSectionableItem
-import eu.davidea.flexibleadapter.items.IFlexible
-import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.data.download.model.Download
-
-class DownloadItem(
-    val download: Download,
-    header: DownloadHeaderItem,
-) : AbstractSectionableItem<DownloadHolder, DownloadHeaderItem>(header) {
-
-    override fun getLayoutRes(): Int {
-        return R.layout.download_item
-    }
-
-    /**
-     * Returns a new view holder for this item.
-     *
-     * @param view The view of this item.
-     * @param adapter The adapter of this item.
-     */
-    override fun createViewHolder(
-        view: View,
-        adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>,
-    ): DownloadHolder {
-        return DownloadHolder(view, adapter as DownloadAdapter)
-    }
-
-    /**
-     * Binds the given view holder with this item.
-     *
-     * @param adapter The adapter of this item.
-     * @param holder The holder to bind.
-     * @param position The position of this item in the adapter.
-     * @param payloads List of partial changes.
-     */
-    override fun bindViewHolder(
-        adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>,
-        holder: DownloadHolder,
-        position: Int,
-        payloads: MutableList<Any>,
-    ) {
-        holder.bind(download)
-    }
-
-    /**
-     * Returns true if this item is draggable.
-     */
-    override fun isDraggable(): Boolean {
-        return true
-    }
-
-    override fun equals(other: Any?): Boolean {
-        if (this === other) return true
-        if (other is DownloadItem) {
-            return download.chapter.id == other.download.chapter.id
-        }
-        return false
-    }
-
-    override fun hashCode(): Int {
-        return download.chapter.id.toInt()
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadQueueScreen.kt

@@ -1,11 +1,9 @@
 package eu.kanade.tachiyomi.ui.download
 
-import android.view.LayoutInflater
 import androidx.compose.foundation.isSystemInDarkTheme
-import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.material3.DropdownMenuItem
 import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
@@ -19,7 +17,6 @@ import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
-import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
@@ -27,17 +24,11 @@ import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
 import androidx.compose.ui.input.nestedscroll.NestedScrollSource
 import androidx.compose.ui.input.nestedscroll.nestedScroll
-import androidx.compose.ui.platform.LocalDensity
-import androidx.compose.ui.platform.LocalLayoutDirection
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.Velocity
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
-import androidx.compose.ui.viewinterop.AndroidView
-import androidx.core.view.ViewCompat
-import androidx.core.view.updatePadding
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
-import androidx.recyclerview.widget.LinearLayoutManager
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
 import dev.zacsweers.metrox.viewmodel.metroViewModel
@@ -45,10 +36,8 @@ import eu.kanade.presentation.components.AppBar
 import eu.kanade.presentation.components.AppBarActions
 import eu.kanade.presentation.components.DropdownMenu
 import eu.kanade.presentation.components.NestedMenuItem
+import eu.kanade.presentation.download.DownloadQueueList
 import eu.kanade.presentation.util.Screen
-import eu.kanade.tachiyomi.databinding.DownloadListBinding
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
 import mihon.icons.materialsymbols.MaterialSymbols
 import mihon.icons.materialsymbols.automirroredrounded.Sort
 import mihon.icons.materialsymbols.roundedfilled.Pause
@@ -58,18 +47,16 @@ import tachiyomi.presentation.core.components.Pill
 import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.i18n.stringResource
 import tachiyomi.presentation.core.screens.EmptyScreen
-import kotlin.math.roundToInt
 
 object DownloadQueueScreen : Screen() {
 
     @Composable
     override fun Content() {
         val navigator = LocalNavigator.currentOrThrow
-        val scope = rememberCoroutineScope()
         val viewModel = metroViewModel<DownloadQueueViewModel>()
         val downloadList by viewModel.state.collectAsStateWithLifecycle()
         val downloadCount by remember {
-            derivedStateOf { downloadList.sumOf { it.subItems.size } }
+            derivedStateOf { downloadList.sumOf { it.downloads.size } }
         }
 
         val scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState())
@@ -135,7 +122,7 @@ object DownloadQueueScreen : Screen() {
                                             text = { Text(text = stringResource(MR.strings.action_newest)) },
                                             onClick = {
                                                 viewModel.reorderQueue(
-                                                    { it.download.chapter.dateUpload },
+                                                    { it.chapter.dateUpload },
                                                     true,
                                                 )
                                                 closeMenu()
@@ -145,7 +132,7 @@ object DownloadQueueScreen : Screen() {
                                             text = { Text(text = stringResource(MR.strings.action_oldest)) },
                                             onClick = {
                                                 viewModel.reorderQueue(
-                                                    { it.download.chapter.dateUpload },
+                                                    { it.chapter.dateUpload },
                                                     false,
                                                 )
                                                 closeMenu()
@@ -160,7 +147,7 @@ object DownloadQueueScreen : Screen() {
                                             text = { Text(text = stringResource(MR.strings.action_asc)) },
                                             onClick = {
                                                 viewModel.reorderQueue(
-                                                    { it.download.chapter.chapterNumber },
+                                                    { it.chapter.chapterNumber },
                                                     false,
                                                 )
                                                 closeMenu()
@@ -170,7 +157,7 @@ object DownloadQueueScreen : Screen() {
                                             text = { Text(text = stringResource(MR.strings.action_desc)) },
                                             onClick = {
                                                 viewModel.reorderQueue(
-                                                    { it.download.chapter.chapterNumber },
+                                                    { it.chapter.chapterNumber },
                                                     true,
                                                 )
                                                 closeMenu()
@@ -240,49 +227,17 @@ object DownloadQueueScreen : Screen() {
                 return@Scaffold
             }
 
-            val density = LocalDensity.current
-            val layoutDirection = LocalLayoutDirection.current
-            val left = with(density) { contentPadding.calculateLeftPadding(layoutDirection).toPx().roundToInt() }
-            val top = with(density) { contentPadding.calculateTopPadding().toPx().roundToInt() }
-            val right = with(density) { contentPadding.calculateRightPadding(layoutDirection).toPx().roundToInt() }
-            val bottom = with(density) { contentPadding.calculateBottomPadding().toPx().roundToInt() }
-
-            Box(modifier = Modifier.nestedScroll(nestedScrollConnection)) {
-                AndroidView(
-                    modifier = Modifier.fillMaxWidth(),
-                    factory = { context ->
-                        viewModel.controllerBinding = DownloadListBinding.inflate(LayoutInflater.from(context))
-                        viewModel.adapter = DownloadAdapter(viewModel.listener)
-                        viewModel.controllerBinding.root.adapter = viewModel.adapter
-                        viewModel.adapter?.isHandleDragEnabled = true
-                        viewModel.controllerBinding.root.layoutManager = LinearLayoutManager(context)
-
-                        ViewCompat.setNestedScrollingEnabled(viewModel.controllerBinding.root, true)
-
-                        scope.launch(Dispatchers.Main) {
-                            viewModel.getDownloadStatusFlow()
-                                .collect(viewModel::onStatusChange)
-                        }
-                        scope.launch(Dispatchers.Main) {
-                            viewModel.getDownloadProgressFlow()
-                                .collect(viewModel::onUpdateDownloadedPages)
-                        }
-
-                        viewModel.controllerBinding.root
-                    },
-                    update = {
-                        viewModel.controllerBinding.root
-                            .updatePadding(
-                                left = left,
-                                top = top,
-                                right = right,
-                                bottom = bottom,
-                            )
-
-                        viewModel.adapter?.updateDataSet(downloadList)
-                    },
-                )
-            }
+            DownloadQueueList(
+                sections = downloadList,
+                lazyListState = rememberLazyListState(),
+                contentPadding = contentPadding,
+                onReorder = viewModel::reorder,
+                onMove = viewModel::move,
+                onMoveSeries = viewModel::moveSeries,
+                onCancel = { viewModel.cancel(listOf(it)) },
+                onCancelSeries = viewModel::cancelSeries,
+                modifier = Modifier.nestedScroll(nestedScrollConnection),
+            )
         }
     }
 }

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadQueueViewModel.kt

@@ -1,33 +1,22 @@
 package eu.kanade.tachiyomi.ui.download
 
-import android.view.MenuItem
+import androidx.compose.runtime.Immutable
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import dev.zacsweers.metro.AppScope
 import dev.zacsweers.metro.ContributesIntoMap
 import dev.zacsweers.metro.Inject
 import dev.zacsweers.metrox.viewmodel.ViewModelKey
-import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.download.DownloadManager
 import eu.kanade.tachiyomi.data.download.model.Download
-import eu.kanade.tachiyomi.databinding.DownloadListBinding
-import eu.kanade.tachiyomi.source.model.Page
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
 import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.WhileSubscribed
-import kotlinx.coroutines.flow.collectLatest
-import kotlinx.coroutines.flow.combine
-import kotlinx.coroutines.flow.debounce
-import kotlinx.coroutines.flow.distinctUntilChanged
-import kotlinx.coroutines.flow.filterNotNull
-import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.launch
-import kotlin.time.Duration.Companion.milliseconds
 import kotlin.time.Duration.Companion.seconds
 
 @Inject
@@ -37,117 +26,18 @@ class DownloadQueueViewModel(
     private val downloadManager: DownloadManager,
 ) : ViewModel() {
 
-    val state: StateFlow<List<DownloadHeaderItem>> = downloadManager.queueState
+    val state: StateFlow<List<DownloadQueueSection>> = downloadManager.queueState
         .map { downloads ->
             downloads
                 .groupBy { it.source }
-                .map { entry ->
-                    DownloadHeaderItem(entry.key.id, entry.key.name, entry.value.size).apply {
-                        addSubItems(0, entry.value.map { DownloadItem(it, this) })
-                    }
-                }
+                .map { (source, downloads) -> DownloadQueueSection(source.id, source.name, downloads) }
         }
         .flowOn(Dispatchers.Default)
         .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5.seconds), emptyList())
 
-    lateinit var controllerBinding: DownloadListBinding
-
-    /**
-     * Adapter containing the active downloads.
-     */
-    var adapter: DownloadAdapter? = null
-
-    /**
-     * Map of jobs for active downloads.
-     */
-    private val progressJobs = mutableMapOf<Download, Job>()
-
-    val listener = object : DownloadAdapter.DownloadItemListener {
-        /**
-         * Called when an item is released from a drag.
-         *
-         * @param position The position of the released item.
-         */
-        override fun onItemReleased(position: Int) {
-            val adapter = adapter ?: return
-            val downloads = adapter.headerItems.flatMap { header ->
-                adapter.getSectionItems(header).map { item ->
-                    (item as DownloadItem).download
-                }
-            }
-            reorder(downloads)
-        }
-
-        /**
-         * Called when the menu item of a download is pressed
-         *
-         * @param position The position of the item
-         * @param menuItem The menu Item pressed
-         */
-        override fun onMenuItemClick(position: Int, menuItem: MenuItem) {
-            val item = adapter?.getItem(position) ?: return
-            if (item is DownloadItem) {
-                when (menuItem.itemId) {
-                    R.id.move_to_top, R.id.move_to_bottom -> {
-                        val headerItems = adapter?.headerItems ?: return
-                        val newDownloads = mutableListOf<Download>()
-                        headerItems.forEach { headerItem ->
-                            headerItem as DownloadHeaderItem
-                            if (headerItem == item.header) {
-                                headerItem.removeSubItem(item)
-                                if (menuItem.itemId == R.id.move_to_top) {
-                                    headerItem.addSubItem(0, item)
-                                } else {
-                                    headerItem.addSubItem(item)
-                                }
-                            }
-                            newDownloads.addAll(headerItem.subItems.map { it.download })
-                        }
-                        reorder(newDownloads)
-                    }
-                    R.id.move_to_top_series, R.id.move_to_bottom_series -> {
-                        val (selectedSeries, otherSeries) = adapter?.currentItems
-                            ?.filterIsInstance<DownloadItem>()
-                            ?.map(DownloadItem::download)
-                            ?.partition { item.download.manga.id == it.manga.id }
-                            ?: Pair(emptyList(), emptyList())
-                        if (menuItem.itemId == R.id.move_to_top_series) {
-                            reorder(selectedSeries + otherSeries)
-                        } else {
-                            reorder(otherSeries + selectedSeries)
-                        }
-                    }
-                    R.id.cancel_download -> {
-                        cancel(listOf(item.download))
-                    }
-                    R.id.cancel_series -> {
-                        val allDownloadsForSeries = adapter?.currentItems
-                            ?.filterIsInstance<DownloadItem>()
-                            ?.filter { item.download.manga.id == it.download.manga.id }
-                            ?.map(DownloadItem::download)
-                        if (!allDownloadsForSeries.isNullOrEmpty()) {
-                            cancel(allDownloadsForSeries)
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    override fun onCleared() {
-        for (job in progressJobs.values) {
-            job.cancel()
-        }
-        progressJobs.clear()
-        adapter = null
-    }
-
     val isDownloaderRunning = downloadManager.isDownloaderRunning
         .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5.seconds), false)
 
-    fun getDownloadStatusFlow() = downloadManager.statusFlow()
-    fun getDownloadProgressFlow() = downloadManager.progressFlow()
-
     fun startDownloads() {
         downloadManager.startDownloads()
     }
@@ -168,102 +58,59 @@ class DownloadQueueViewModel(
         viewModelScope.launch { downloadManager.cancelQueuedDownloads(downloads) }
     }
 
-    fun <R : Comparable<R>> reorderQueue(selector: (DownloadItem) -> R?, reverse: Boolean = false) {
-        val adapter = adapter ?: return
-        val newDownloads = mutableListOf<Download>()
-        adapter.headerItems.forEach { headerItem ->
-            headerItem as DownloadHeaderItem
-            headerItem.subItems = headerItem.subItems.sortedBy(selector).toMutableList().apply {
-                if (reverse) {
-                    reverse()
+    /**
+     * Moves [download] to the top or bottom of its section.
+     */
+    fun move(download: Download, toTop: Boolean) {
+        reorder(
+            state.value.flatMap { section ->
+                if (download in section.downloads) {
+                    val others = section.downloads - download
+                    if (toTop) listOf(download) + others else others + download
+                } else {
+                    section.downloads
                 }
-            }
-            newDownloads.addAll(headerItem.subItems.map { it.download })
-        }
-        reorder(newDownloads)
+            },
+        )
     }
 
     /**
-     * Called when the status of a download changes.
-     *
-     * @param download the download whose status has changed.
+     * Moves all the downloads of the manga of [download] to the top or bottom of the queue.
      */
-    fun onStatusChange(download: Download) {
-        when (download.status) {
-            Download.State.DOWNLOADING -> {
-                launchProgressJob(download)
-                // Initial update of the downloaded pages
-                onUpdateDownloadedPages(download)
-            }
-            Download.State.DOWNLOADED -> {
-                cancelProgressJob(download)
-                onUpdateProgress(download)
-                onUpdateDownloadedPages(download)
-            }
-            Download.State.ERROR -> cancelProgressJob(download)
-            else -> {
-                /* unused */
-            }
+    fun moveSeries(download: Download, toTop: Boolean) {
+        val (selectedSeries, otherSeries) = state.value
+            .flatMap { it.downloads }
+            .partition { it.manga.id == download.manga.id }
+        reorder(if (toTop) selectedSeries + otherSeries else otherSeries + selectedSeries)
+    }
+
+    fun cancelSeries(download: Download) {
+        val allDownloadsForSeries = state.value
+            .flatMap { it.downloads }
+            .filter { it.manga.id == download.manga.id }
+        if (allDownloadsForSeries.isNotEmpty()) {
+            cancel(allDownloadsForSeries)
         }
     }
 
     /**
-     * Observe the progress of a download and notify the view.
-     *
-     * @param download the download to observe its progress.
+     * Sorts the downloads of every section by [selector].
      */
-    private fun launchProgressJob(download: Download) {
-        val job = viewModelScope.launch {
-            val pages = download.pagesFlow.filterNotNull().first()
-            val progressFlows = pages.map(Page::progressFlow)
-            combine(progressFlows, Array<Int>::sum)
-                .distinctUntilChanged()
-                .debounce(50.milliseconds)
-                .collectLatest {
-                    onUpdateProgress(download)
-                }
-        }
-
-        // Avoid leaking jobs
-        progressJobs.remove(download)?.cancel()
-
-        progressJobs[download] = job
-    }
-
-    /**
-     * Unsubscribes the given download from the progress subscriptions.
-     *
-     * @param download the download to unsubscribe.
-     */
-    private fun cancelProgressJob(download: Download) {
-        progressJobs.remove(download)?.cancel()
-    }
-
-    /**
-     * Called when the progress of a download changes.
-     *
-     * @param download the download whose progress has changed.
-     */
-    private fun onUpdateProgress(download: Download) {
-        getHolder(download)?.notifyProgress()
-    }
-
-    /**
-     * Called when a page of a download is downloaded.
-     *
-     * @param download the download whose page has been downloaded.
-     */
-    fun onUpdateDownloadedPages(download: Download) {
-        getHolder(download)?.notifyDownloadedPages()
-    }
-
-    /**
-     * Returns the holder for the given download.
-     *
-     * @param download the download to find.
-     * @return the holder of the download or null if it's not bound.
-     */
-    private fun getHolder(download: Download): DownloadHolder? {
-        return controllerBinding.root.findViewHolderForItemId(download.chapter.id) as? DownloadHolder
+    fun <R : Comparable<R>> reorderQueue(selector: (Download) -> R?, reverse: Boolean = false) {
+        reorder(
+            state.value.flatMap { section ->
+                section.downloads.sortedBy(selector).let { if (reverse) it.reversed() else it }
+            },
+        )
     }
 }
+
+/**
+ * Downloads of the queue from one source.
+ */
+@Immutable
+data class DownloadQueueSection(
+    val id: Long,
+    val name: String,
+    val downloads: List<Download>,
+)

app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaViewModel.kt

@@ -414,10 +414,7 @@ class MangaViewModel(
             if (isFavorited) {
                 // Remove from library
                 if (updateManga.awaitUpdateFavorite(manga.id, false)) {
-                    // Remove covers and update last modified in db
-                    if (manga.removeCovers(coverCache) != manga) {
-                        updateManga.awaitUpdateCoverLastModified(manga.id)
-                    }
+                    manga.removeCovers(coverCache)
                     onRemoved()
                 }
             } else {

app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackInfoDialog.kt

@@ -26,6 +26,7 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalLocale
 import androidx.compose.ui.text.style.TextAlign
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
@@ -104,9 +105,15 @@ data class TrackInfoDialogHomeScreen(
     override fun Content() {
         val navigator = LocalNavigator.currentOrThrow
         val context = LocalContext.current
+        val locale = LocalLocale.current
         val viewModel = assistedMetroViewModel<Model, Model.Factory> { create(mangaId = mangaId, sourceId = sourceId) }
 
-        val dateFormat = remember { UiPreferences.dateFormat(context.appGraph.uiPreferences.dateFormat.get()) }
+        val dateFormat = remember {
+            UiPreferences.dateFormat(
+                context.appGraph.uiPreferences.dateFormat.get(),
+                locale.platformLocale,
+            )
+        }
         val state by viewModel.state.collectAsState()
 
         TrackInfoDialogHome(

app/src/main/java/eu/kanade/tachiyomi/ui/more/MoreTab.kt

@@ -1,7 +1,6 @@
 package eu.kanade.tachiyomi.ui.more
 
 import androidx.compose.animation.graphics.res.animatedVectorResource
-import androidx.compose.animation.graphics.res.rememberAnimatedVectorPainter
 import androidx.compose.animation.graphics.vector.AnimatedImageVector
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
@@ -23,6 +22,7 @@ import eu.kanade.core.preference.asState
 import eu.kanade.domain.base.BasePreferences
 import eu.kanade.presentation.more.MoreScreen
 import eu.kanade.presentation.util.Tab
+import eu.kanade.presentation.util.rememberAnimatedVectorPainter
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.download.DownloadManager
 import eu.kanade.tachiyomi.ui.category.CategoryScreen
@@ -45,11 +45,12 @@ data object MoreTab : Tab {
         @Composable
         get() {
             val isSelected = LocalTabNavigator.current.current.key == key
-            val image = AnimatedImageVector.animatedVectorResource(R.drawable.animated_more)
+            val enter = AnimatedImageVector.animatedVectorResource(R.drawable.animated_more_enter)
+            val exit = AnimatedImageVector.animatedVectorResource(R.drawable.animated_more_exit)
             return TabOptions(
                 index = 4u,
                 title = stringResource(MR.strings.label_more),
-                icon = rememberAnimatedVectorPainter(image, isSelected),
+                icon = rememberAnimatedVectorPainter(enter, exit, isSelected),
             )
         }
 

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -43,7 +43,9 @@ import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.WindowInsetsControllerCompat
 import androidx.lifecycle.lifecycleScope
+import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
 import com.google.android.material.transition.platform.MaterialContainerTransform
+import com.hippo.unifile.UniFile
 import dev.zacsweers.metro.Inject
 import eu.kanade.domain.base.BasePreferences
 import eu.kanade.presentation.reader.DisplayRefreshHost
@@ -56,6 +58,7 @@ import eu.kanade.presentation.reader.appbars.ReaderAppBars
 import eu.kanade.presentation.reader.components.ChapterNavigatorType
 import eu.kanade.presentation.reader.settings.ReaderSettingsDialog
 import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.data.coil.ImageDecoder
 import eu.kanade.tachiyomi.data.notification.NotificationReceiver
 import eu.kanade.tachiyomi.data.notification.Notifications
 import eu.kanade.tachiyomi.databinding.ReaderActivityBinding
@@ -74,7 +77,6 @@ import eu.kanade.tachiyomi.ui.reader.setting.ReaderSettingsViewModel
 import eu.kanade.tachiyomi.ui.reader.setting.ReadingMode
 import eu.kanade.tachiyomi.ui.reader.viewer.ReaderProgressIndicator
 import eu.kanade.tachiyomi.ui.reader.viewer.pager.R2LPagerViewer
-import eu.kanade.tachiyomi.ui.reader.viewer.webgpu.WebGpuViewer
 import eu.kanade.tachiyomi.ui.webview.WebViewActivity
 import eu.kanade.tachiyomi.util.system.openInBrowser
 import eu.kanade.tachiyomi.util.system.readerBackgroundColor
@@ -99,6 +101,7 @@ import tachiyomi.core.common.i18n.stringResource
 import tachiyomi.core.common.util.system.logcat
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.util.collectAsState
+import java.io.ByteArrayOutputStream
 import kotlin.time.Duration.Companion.seconds
 
 class ReaderActivity : BaseActivity() {
@@ -473,7 +476,7 @@ class ReaderActivity : BaseActivity() {
             onShare = ::shareChapter.takeIf { isHttpSource },
 
             chapterNavigatorType = if (!verticalNavigator) {
-                if (state.viewer is R2LPagerViewer || (state.viewer as? WebGpuViewer)?.isReversed ?: false) {
+                if (state.viewer is R2LPagerViewer) {
                     ChapterNavigatorType.HORIZONTAL_RTL
                 } else {
                     ChapterNavigatorType.HORIZONTAL_LTR
@@ -860,6 +863,10 @@ class ReaderActivity : BaseActivity() {
                 }
                 .launchIn(lifecycleScope)
 
+            preferences.displayProfile.changes()
+                .onEach { setDisplayProfile(it) }
+                .launchIn(lifecycleScope)
+
             readerPreferences.keepScreenOn.changes()
                 .onEach(::setKeepScreenOn)
                 .launchIn(lifecycleScope)
@@ -887,6 +894,25 @@ class ReaderActivity : BaseActivity() {
                 .launchIn(lifecycleScope)
         }
 
+        /**
+         * Sets the display profile to [path].
+         */
+        private fun setDisplayProfile(path: String) {
+            val file = UniFile.fromUri(baseContext, path.toUri())
+            if (file != null && file.exists()) {
+                val inputStream = file.openInputStream()
+                val outputStream = ByteArrayOutputStream()
+                inputStream.use { input ->
+                    outputStream.use { output ->
+                        input.copyTo(output)
+                    }
+                }
+                val data = outputStream.toByteArray()
+                SubsamplingScaleImageView.setDisplayProfile(data)
+                ImageDecoder.displayProfile = data
+            }
+        }
+
         /**
          * Sets the keep screen on mode according to [enabled].
          */

app/src/main/java/eu/kanade/tachiyomi/ui/reader/loader/HttpPageLoader.kt

@@ -231,23 +231,14 @@ internal class HttpPageLoader(
             val imageUrl = page.imageUrl!!
 
             if (force || !chapterCache.isImageInCache(imageUrl)) {
-                val live = page.downloadStream
                 page.status = Page.State.DownloadImage
-                try {
-                    val imageResponse = source.getImage(page)
-                    chapterCache.putImageToCache(imageUrl, imageResponse, live)
-                    live?.finish()
-                } catch (e: Throwable) {
-                    live?.finish(e)
-                    throw e
-                }
+                val imageResponse = source.getImage(page)
+                chapterCache.putImageToCache(imageUrl, imageResponse)
             }
 
-            page.downloadStream = null
             page.stream = { chapterCache.getImageFile(imageUrl).inputStream() }
             page.status = Page.State.Ready
         } catch (e: Throwable) {
-            page.downloadStream = null
             if (e is CancellationException) {
                 // Chunk chains get cancelled on every page turn, so a cancelled page isn't an error. Put it back in
                 // the queue, otherwise it's stuck in a state no later pass will pick up.

app/src/main/java/eu/kanade/tachiyomi/ui/reader/model/DownloadStream.kt

@@ -1,130 +0,0 @@
-package eu.kanade.tachiyomi.ui.reader.model
-
-import java.io.IOException
-import java.io.InputStream
-
-/**
- * A download's bytes as they arrive, for one reader. Past [MAX_BYTES], or once that reader is
- * closed, it stops keeping them; [append] never throws, so the download itself carries on.
- */
-class DownloadStream {
-    private val lock = Object()
-    private var data = ByteArray(1 shl 16)
-    private var size = 0
-    private var done = false
-    private var error: Throwable? = null
-
-    /** Presizes for [bytes], e.g. Content-Length; ignored if implausible. */
-    fun reserve(bytes: Long) {
-        synchronized(lock) {
-            if (error == null && bytes > data.size && bytes <= MAX_RESERVE) {
-                try {
-                    data = data.copyOf(bytes.toInt())
-                } catch (e: OutOfMemoryError) {
-                    // Only a hint.
-                }
-            }
-        }
-    }
-
-    fun append(src: ByteArray, offset: Int, length: Int) {
-        synchronized(lock) {
-            if (error != null || done) return
-            val needed = size.toLong() + length
-            if (needed > MAX_BYTES) {
-                // Too big to decode while downloading; the whole-file decode takes over.
-                drop("Download too large to stream")
-                return
-            }
-            if (needed > data.size) {
-                data = try {
-                    data.copyOf(maxOf(needed, minOf(data.size.toLong() * 2, MAX_BYTES)).toInt())
-                } catch (e: OutOfMemoryError) {
-                    // As too large: the download mustn't fail over this copy.
-                    drop("Out of memory buffering the download")
-                    return
-                }
-            }
-            System.arraycopy(src, offset, data, size, length)
-            size += length
-            lock.notifyAll()
-        }
-    }
-
-    /** Ends the bytes; readers throw [error] if given. */
-    fun finish(error: Throwable? = null) {
-        synchronized(lock) {
-            done = true
-            if (this.error == null) this.error = error
-            lock.notifyAll()
-        }
-    }
-
-    /** From the start; [Reader.read] blocks for bytes. Closing it drops what's kept. */
-    fun reader(): Reader = Reader()
-
-    // Rather than hold a second copy of the page.
-    private fun drop(why: String) {
-        if (error == null) error = IOException(why)
-        data = ByteArray(0)
-        size = 0
-        lock.notifyAll()
-    }
-
-    private companion object {
-        // As the decoder's own input limit.
-        const val MAX_BYTES = 1L shl 30
-        const val MAX_RESERVE = 64L shl 20
-    }
-
-    inner class Reader : InputStream() {
-        private var position = 0
-
-        /** All read; throws if the download failed. */
-        val ended: Boolean
-            get() = synchronized(lock) {
-                checkError()
-                done && position >= size
-            }
-
-        override fun read(): Int {
-            val b = ByteArray(1)
-            return if (read(b, 0, 1) < 0) -1 else b[0].toInt() and 0xFF
-        }
-
-        override fun read(b: ByteArray, off: Int, len: Int): Int {
-            synchronized(lock) {
-                if (len == 0) return 0
-                while (position >= size && !done && error == null) lock.wait()
-                checkError()
-                if (position >= size) return -1
-                val n = minOf(len, size - position)
-                System.arraycopy(data, position, b, off, n)
-                position += n
-                return n
-            }
-        }
-
-        override fun available(): Int = synchronized(lock) { if (error != null) 0 else size - position }
-
-        /** Waits up to [timeoutMs] for [min] unread bytes or the end. */
-        fun await(min: Int, timeoutMs: Long) {
-            synchronized(lock) {
-                val until = System.nanoTime() + timeoutMs * 1_000_000
-                while (size - position < min && !done && error == null) {
-                    val left = (until - System.nanoTime()) / 1_000_000
-                    if (left <= 0) return
-                    lock.wait(left)
-                }
-            }
-        }
-
-        override fun close() {
-            synchronized(lock) { drop("No longer read") }
-        }
-
-        private fun checkError() {
-            error?.let { throw IOException("Download failed", it) }
-        }
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/reader/model/ReaderPage.kt

@@ -11,8 +11,4 @@ open class ReaderPage(
 ) : Page(index, url, imageUrl, null) {
 
     open lateinit var chapter: ReaderChapter
-
-    /** Set by a viewer before the download; filled during [Page.State.DownloadImage]. */
-    @Volatile
-    var downloadStream: DownloadStream? = null
 }

app/src/main/java/eu/kanade/tachiyomi/ui/reader/setting/ReaderPreferences.kt

@@ -142,11 +142,6 @@ class ReaderPreferences(
         false,
     )
 
-    val dualPageView: Preference<DualPageView> = preferenceStore.getEnum(
-        "pref_dual_page_view",
-        DualPageView.NEVER,
-    )
-
     // endregion
 
     // region Color filter
@@ -204,24 +199,6 @@ class ReaderPreferences(
 
     // endregion
 
-    // region WebGpu
-
-    val transitionAnimation: Preference<TransitionAnimation> =
-        preferenceStore.getEnum("webgpu_transition_animation", TransitionAnimation.BASIC)
-
-    val transitionAnimationDual: Preference<TransitionAnimation> =
-        preferenceStore.getEnum("webgpu_dual_transition_animation", TransitionAnimation.BASIC)
-
-    val cutoutMode: Preference<CutoutMode> = preferenceStore.getEnum("webgpu_cutout_mode", CutoutMode.AVOID)
-
-    val cutoutModeDual: Preference<CutoutMode> = preferenceStore.getEnum("webgpu_dual_cutout_mode", CutoutMode.IGNORE)
-
-    val continuousMinWidth: Preference<Int> = preferenceStore.getInt("webgpu_continuous_minwidth", 100)
-
-    val continuousGap: Preference<Int> = preferenceStore.getInt("webgpu_continuous_gap", 10)
-
-    // endregion
-
     enum class FlashColor {
         BLACK,
         WHITE,
@@ -234,14 +211,8 @@ class ReaderPreferences(
         val shouldInvertVertical: Boolean = false,
     ) {
         NONE(MR.strings.tapping_inverted_none),
-        HORIZONTAL(
-            MR.strings.tapping_inverted_horizontal,
-            shouldInvertHorizontal = true,
-        ),
-        VERTICAL(
-            MR.strings.tapping_inverted_vertical,
-            shouldInvertVertical = true,
-        ),
+        HORIZONTAL(MR.strings.tapping_inverted_horizontal, shouldInvertHorizontal = true),
+        VERTICAL(MR.strings.tapping_inverted_vertical, shouldInvertVertical = true),
         BOTH(MR.strings.tapping_inverted_both, shouldInvertHorizontal = true, shouldInvertVertical = true),
     }
 
@@ -252,43 +223,6 @@ class ReaderPreferences(
         LOWEST(47),
     }
 
-    enum class TransitionAnimation(val titleRes: StringResource) {
-        BASIC(MR.strings.transition_animation_basic),
-        FLIP(MR.strings.transition_animation_flip),
-        FLIP_LEFT(MR.strings.transition_animation_flip_left),
-        FLIP_RIGHT(
-            MR.strings.transition_animation_flip_right,
-        ),
-        STACK_LEFT(MR.strings.transition_animation_stack_left),
-        STACK_RIGHT(MR.strings.transition_animation_stack_right),
-        STACK_UP(
-            MR.strings.transition_animation_stack_up,
-        ),
-        STACK_DOWN(MR.strings.transition_animation_stack_down),
-        SPHERE(MR.strings.transition_animation_sphere),
-        CUBE_INSIDE(
-            MR.strings.transition_animation_cube_inside,
-        ),
-        CUBE_OUTSIDE(MR.strings.transition_animation_cube_outside),
-        FADE(MR.strings.transition_animation_fade),
-        FADE_WHITE(
-            MR.strings.transition_animation_fade_white,
-        ),
-        NONE(MR.strings.transition_animation_none),
-    }
-
-    enum class CutoutMode(val titleRes: StringResource) {
-        IGNORE(MR.strings.cutout_mode_ignore),
-        AVOID(MR.strings.cutout_mode_avoid),
-        SHIFT(MR.strings.cutout_mode_shift),
-    }
-
-    enum class DualPageView(val titleRes: StringResource) {
-        NEVER(MR.strings.dual_page_view_never),
-        ALWAYS(MR.strings.dual_page_view_always),
-        WIDE(MR.strings.dual_page_view_wide),
-    }
-
     companion object {
         const val WEBTOON_PADDING_MIN = 0
         const val WEBTOON_PADDING_MAX = 25
@@ -313,13 +247,6 @@ class ReaderPreferences(
             MR.strings.scale_type_smart_fit,
         )
 
-        val ImageScaleTypeWebGpuViewer = listOf(
-            MR.strings.scale_type_fit_screen,
-            MR.strings.scale_type_fit_width,
-            MR.strings.scale_type_fit_height,
-            MR.strings.scale_type_original_size,
-        )
-
         val ZoomStart = listOf(
             MR.strings.zoom_start_automatic,
             MR.strings.zoom_start_left,

app/src/main/java/eu/kanade/tachiyomi/ui/reader/setting/ReadingMode.kt

@@ -7,10 +7,7 @@ import eu.kanade.tachiyomi.ui.reader.viewer.Viewer
 import eu.kanade.tachiyomi.ui.reader.viewer.pager.L2RPagerViewer
 import eu.kanade.tachiyomi.ui.reader.viewer.pager.R2LPagerViewer
 import eu.kanade.tachiyomi.ui.reader.viewer.pager.VerticalPagerViewer
-import eu.kanade.tachiyomi.ui.reader.viewer.webgpu.WebGpuViewer
-import eu.kanade.tachiyomi.ui.reader.viewer.webgpu.WebGpuViewerContinuous
 import eu.kanade.tachiyomi.ui.reader.viewer.webtoon.WebtoonViewer
-import mihon.app.di.appGraph
 import mihon.icons.custommaterialsymbols.CustomMaterialSymbols
 import mihon.icons.custommaterialsymbols.rounded.ReaderLeftToRight
 import mihon.icons.custommaterialsymbols.rounded.ReaderLongStrip
@@ -77,16 +74,6 @@ enum class ReadingMode(
         }
 
         fun toViewer(preference: Int?, activity: ReaderActivity): Viewer {
-            if (activity.appGraph.basePreferences.highQualityRenderer.get()) {
-                return when (fromPreference(preference)) {
-                    LEFT_TO_RIGHT -> WebGpuViewer(activity, isReversed = false, isVertical = false)
-                    RIGHT_TO_LEFT -> WebGpuViewer(activity, isReversed = true, isVertical = false)
-                    VERTICAL -> WebGpuViewer(activity, isReversed = false, isVertical = true)
-                    WEBTOON -> WebGpuViewerContinuous(activity, useGap = false)
-                    CONTINUOUS_VERTICAL -> WebGpuViewerContinuous(activity, useGap = true)
-                    DEFAULT -> throw IllegalStateException("Preference value must be resolved: $preference")
-                }
-            }
             return when (fromPreference(preference)) {
                 LEFT_TO_RIGHT -> L2RPagerViewer(activity)
                 RIGHT_TO_LEFT -> R2LPagerViewer(activity)

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/ReaderPageImageView.kt

@@ -41,6 +41,7 @@ import eu.kanade.tachiyomi.ui.reader.viewer.webtoon.WebtoonStripImageView
 import eu.kanade.tachiyomi.util.system.animatorDurationScale
 import eu.kanade.tachiyomi.util.view.isVisibleOnScreen
 import okio.BufferedSource
+import tachiyomi.core.common.util.system.ImageUtil
 
 /**
  * A wrapper view for showing page image.
@@ -240,6 +241,7 @@ open class ReaderPageImageView @JvmOverloads constructor(
         removeView(pageView)
 
         pageView = SubsamplingScaleImageView(context).apply {
+            setMaxTileSize(ImageUtil.hardwareBitmapThreshold)
             setDoubleTapZoomStyle(SubsamplingScaleImageView.ZOOM_FOCUS_CENTER)
             setPanLimit(SubsamplingScaleImageView.PAN_LIMIT_INSIDE)
             setMinimumTileDpi(180)
@@ -300,6 +302,7 @@ open class ReaderPageImageView @JvmOverloads constructor(
                 isVisible = true
             }
             is BufferedSource -> {
+                setHardwareConfig(ImageUtil.canUseHardwareBitmap(data))
                 setImage(ImageSource.inputStream(data.inputStream()))
                 isVisible = true
             }

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerViewerAdapter.kt

@@ -26,7 +26,7 @@ class PagerViewerAdapter(private val viewer: PagerViewer) : ViewPagerAdapter() {
     /**
      * Holds preprocessed items so they don't get removed when changing chapter
      */
-    private var preprocessed: MutableMap<Int, InsertPage> = mutableMapOf()
+    private var preprocessed: List<InsertPage> = emptyList()
 
     var nextTransition: ChapterTransition.Next? = null
         private set
@@ -68,13 +68,15 @@ class PagerViewerAdapter(private val viewer: PagerViewer) : ViewPagerAdapter() {
 
             val lastPage = pages.last()
 
-            // Insert preprocessed pages into current page list
-            preprocessed.keys.sortedDescending()
-                .forEach { key ->
-                    if (lastPage.index == key) {
-                        insertPageLastPage = preprocessed[key]
+            // Insert preprocessed pages into current page list. Pages of the adjacent chapters are split too, and
+            // placed by their index, so only this chapter's belong here.
+            preprocessed.filter { it.chapter.chapter.id == chapters.currChapter.chapter.id }
+                .sortedByDescending { it.index }
+                .forEach { page ->
+                    if (lastPage.index == page.index) {
+                        insertPageLastPage = page
                     }
-                    preprocessed[key]?.let { pages.add(key + 1, it) }
+                    pages.add(page.index + 1, page)
                 }
 
             newItems.addAll(pages)
@@ -105,7 +107,8 @@ class PagerViewerAdapter(private val viewer: PagerViewer) : ViewPagerAdapter() {
             newItems.reverse()
         }
 
-        preprocessed = mutableMapOf()
+        val adjacentChapterIds = setOfNotNull(chapters.prevChapter?.chapter?.id, chapters.nextChapter?.chapter?.id)
+        preprocessed = preprocessed.filter { it.chapter.chapter.id in adjacentChapterIds }
         items = newItems
         notifyDataSetChanged()
 
@@ -161,9 +164,12 @@ class PagerViewerAdapter(private val viewer: PagerViewer) : ViewPagerAdapter() {
 
         val currentIndex = items.indexOf(currentPage)
 
-        // Put aside preprocessed pages for next chapter so they don't get removed when changing chapter
+        // Put aside pages of an adjacent chapter until it becomes the current one, so they are not lost on the change
         if (currentPage.chapter.chapter.id != currentChapter?.chapter?.id) {
-            preprocessed[newPage.index] = newPage
+            val chapterId = newPage.chapter.chapter.id
+            if (preprocessed.none { it.chapter.chapter.id == chapterId && it.index == newPage.index }) {
+                preprocessed = preprocessed + newPage
+            }
             return
         }
 

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webgpu/WebGpuConfig.kt

@@ -1,212 +0,0 @@
-package eu.kanade.tachiyomi.ui.reader.viewer.webgpu
-
-import eu.kanade.tachiyomi.ui.reader.setting.ReaderPreferences
-import eu.kanade.tachiyomi.ui.reader.viewer.ReaderPageImageView
-import eu.kanade.tachiyomi.ui.reader.viewer.ViewerConfig
-import eu.kanade.tachiyomi.ui.reader.viewer.ViewerNavigation
-import eu.kanade.tachiyomi.ui.reader.viewer.navigation.DisabledNavigation
-import eu.kanade.tachiyomi.ui.reader.viewer.navigation.EdgeNavigation
-import eu.kanade.tachiyomi.ui.reader.viewer.navigation.KindlishNavigation
-import eu.kanade.tachiyomi.ui.reader.viewer.navigation.LNavigation
-import eu.kanade.tachiyomi.ui.reader.viewer.navigation.RightAndLeftNavigation
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.flow.drop
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
-
-/**
- * Configuration used by pager viewers.
- */
-class WebGpuConfig(
-    private val viewer: WebGpuViewer,
-    scope: CoroutineScope,
-    readerPreferences: ReaderPreferences,
-) : ViewerConfig(readerPreferences, scope) {
-
-    var theme = readerPreferences.readerTheme.get()
-        private set
-
-    var automaticBackground = false
-        private set
-
-    var dualPageSplitChangedListener: ((Boolean) -> Unit)? = null
-
-    var imageScaleType = 1
-        private set
-
-    var imageZoomType = ReaderPageImageView.ZoomStartPosition.LEFT
-        private set
-
-    var imageCropBorders = false
-        private set
-
-    var imageCropBordersWebtoon = false
-        private set
-
-    var navigateToPan = false
-        private set
-
-    var landscapeZoom = false
-        private set
-
-    var transitionAnimation = ReaderPreferences.TransitionAnimation.BASIC
-        private set
-
-    var transitionAnimationDual = ReaderPreferences.TransitionAnimation.BASIC
-        private set
-
-    var cutoutMode = ReaderPreferences.CutoutMode.AVOID
-        private set
-
-    var cutoutModeDual = ReaderPreferences.CutoutMode.AVOID
-        private set
-
-    var dualPageView = ReaderPreferences.DualPageView.NEVER
-        private set
-
-    var continuousMinWidth = 100
-        private set
-
-    var zoomOutDisabled = false
-        private set
-
-    var continuousGap = 10
-        private set
-
-    init {
-        readerPreferences.readerTheme.register(
-            {
-                theme = it
-                automaticBackground = it == 3
-            },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.imageScaleType.register({ imageScaleType = it }, { imagePropertyChangedListener?.invoke() })
-
-        readerPreferences.zoomStart.register({ zoomTypeFromPreference(it) }, { imagePropertyChangedListener?.invoke() })
-
-        readerPreferences.cropBorders.register({ imageCropBorders = it }, { imagePropertyChangedListener?.invoke() })
-
-        readerPreferences.cropBordersWebtoon.register(
-            { imageCropBordersWebtoon = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.navigateToPan.register({ navigateToPan = it })
-
-        readerPreferences.landscapeZoom.register({ landscapeZoom = it }, { imagePropertyChangedListener?.invoke() })
-
-        readerPreferences.navigationModePager.register({ navigationMode = it }, { updateNavigation(navigationMode) })
-
-        readerPreferences.pagerNavInverted.register({ tappingInverted = it }, { navigator.invertMode = it })
-        readerPreferences.pagerNavInverted.changes().drop(1).onEach { navigationModeChangedListener?.invoke() }
-            .launchIn(scope)
-
-        readerPreferences.dualPageSplitPaged.register(
-            { dualPageSplit = it },
-            {
-                imagePropertyChangedListener?.invoke()
-                dualPageSplitChangedListener?.invoke(it)
-            },
-        )
-
-        readerPreferences.dualPageInvertPaged.register(
-            { dualPageInvert = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.dualPageRotateToFit.register(
-            { dualPageRotateToFit = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.dualPageRotateToFitInvert.register(
-            { dualPageRotateToFitInvert = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.transitionAnimation.register(
-            { transitionAnimation = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.transitionAnimationDual.register(
-            { transitionAnimationDual = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.cutoutMode.register(
-            { cutoutMode = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.cutoutModeDual.register(
-            { cutoutModeDual = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.dualPageView.register(
-            { dualPageView = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.continuousMinWidth.register(
-            { continuousMinWidth = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.webtoonDisableZoomOut.register(
-            { zoomOutDisabled = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-
-        readerPreferences.continuousGap.register(
-            { continuousGap = it },
-            { imagePropertyChangedListener?.invoke() },
-        )
-    }
-
-    private fun zoomTypeFromPreference(value: Int) {
-        imageZoomType = when (value) {
-            // Auto
-            1 -> if (viewer.isReversed) {
-                ReaderPageImageView.ZoomStartPosition.RIGHT
-            } else {
-                ReaderPageImageView.ZoomStartPosition.LEFT
-            }
-            // Left
-            2 -> ReaderPageImageView.ZoomStartPosition.LEFT
-            // Right
-            3 -> ReaderPageImageView.ZoomStartPosition.RIGHT
-            // Center
-            else -> ReaderPageImageView.ZoomStartPosition.CENTER
-        }
-    }
-
-    override var navigator: ViewerNavigation = defaultNavigation()
-        set(value) {
-            field = value.also { it.invertMode = this.tappingInverted }
-        }
-
-    override fun defaultNavigation(): ViewerNavigation {
-        return if (viewer.isVertical) {
-            LNavigation()
-        } else {
-            RightAndLeftNavigation()
-        }
-    }
-
-    override fun updateNavigation(navigationMode: Int) {
-        navigator = when (navigationMode) {
-            0 -> defaultNavigation()
-            1 -> LNavigation()
-            2 -> KindlishNavigation()
-            3 -> EdgeNavigation()
-            4 -> RightAndLeftNavigation()
-            5 -> DisabledNavigation()
-            else -> defaultNavigation()
-        }
-        navigationModeChangedListener?.invoke()
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webgpu/WebGpuViewerContinuous.kt

@@ -1,102 +0,0 @@
-package eu.kanade.tachiyomi.ui.reader.viewer.webgpu
-
-import ca.mpreg.webgpuviewer.ImageViewContinuous
-import ca.mpreg.webgpuviewer.viewer.ImagePage
-import eu.kanade.tachiyomi.ui.reader.ReaderActivity
-import eu.kanade.tachiyomi.ui.reader.model.ReaderPage
-import kotlinx.coroutines.launch
-import kotlin.math.max
-
-class WebGpuViewerContinuous(activity: ReaderActivity, val useGap: Boolean = false) :
-    WebGpuViewer(activity, isReversed = false, isVertical = true, pager = ImageViewContinuous(activity)) {
-
-    override val isContinuous: Boolean get() = true
-
-    // How many pages the viewport shows depends on the zoom, and a page on screen has to be
-    // decoded rather than merely reserved - so the window follows what the last frame reached.
-    override val preloadAhead get() = max(3, state.pagesBelow)
-    override val preloadBehind get() = max(2, state.pagesAbove)
-
-    override val cacheSize get() = 2 + 2 * max(4, state.pagesAbove + state.pagesBelow)
-
-    private val state get() = (pager as ImageViewContinuous).state
-
-    init {
-        state.backgroundColor = readerBackgroundColor()
-
-        state.onViewport = { readThrough ->
-            val pageChanged = readThrough !== lastReadThrough
-            if (pageChanged) {
-                lastReadThrough = readThrough
-                readThrough?.let { select(it) }
-            }
-
-            val page0 = state.getPage(0)
-            val edge = (page0 is TransitionPage && page0.prevChapter == null) ||
-                (readThrough is TransitionPage && readThrough.nextChapter == null)
-
-            val first = wasAtEdge == null
-            val edgeChanged = edge != wasAtEdge
-            wasAtEdge = edge
-            if (edge) {
-                if (edgeChanged) scope.launch { activity.showMenu() }
-            } else if (!first && (edgeChanged || pageChanged) && !activity.isScrollingThroughPages) {
-                scope.launch { activity.hideMenu() }
-            }
-        }
-    }
-
-    /** Null until the first frame, so opening mid-document neither shows nor hides. */
-    @Volatile
-    private var wasAtEdge: Boolean? = null
-
-    @Volatile
-    private var lastReadThrough: ImagePage? = null
-
-    /**
-     * Mark [imagePage] read - its bottom has cleared the viewport, which is later than
-     * onPageChange's "top arrived" and the reason this mode selects from here: scrolling up to
-     * reveal the page above would otherwise walk progress back past pages still on screen.
-     */
-    private fun select(imagePage: ImagePage) {
-        val page = readerPageFor(imagePage) ?: return
-        scope.launch { activity.onPageSelected(page) }
-    }
-
-    private fun readerPageFor(imagePage: ImagePage): ReaderPage? {
-        // Off the page itself: a transition page is never currentPage (the scroll walk stops
-        // before it), so it is the first thing a preload evicts.
-        if (imagePage is TransitionPage) return imagePage.prevChapter?.pages?.lastOrNull()
-
-        // Only an image page needs the lookup - nothing on it names its ReaderPage. Evicted
-        // means scrolled well clear of, so there is no progress left to report.
-        return (viewerPageFor(imagePage) as? ViewerReaderPage)?.page
-    }
-
-    override fun destroy() {
-        state.onViewport = null
-        lastReadThrough = null
-        wasAtEdge = null
-        super.destroy()
-    }
-
-    private fun scrollByHalfPage(direction: Int) {
-        state.animateScroll(direction * state.height / 2f)
-    }
-
-    override fun moveRight() = scrollByHalfPage(1)
-
-    override fun moveLeft() = scrollByHalfPage(-1)
-
-    override fun moveToPage(page: ReaderPage) {
-        super.moveToPage(page)
-        wasAtEdge = null
-        lastReadThrough = null
-        // Also for a jump to the page already showing, which turns nothing to slide in.
-        state.resetScroll()
-    }
-
-    override fun animateTurn(direction: Int, fromSpread: ImagePage) {
-        state.animateSlideIn(direction)
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonRecyclerView.kt

@@ -243,7 +243,9 @@ class WebtoonRecyclerView @JvmOverloads constructor(
     inner class GestureListener : GestureDetectorWithLongTap.Listener() {
 
         override fun onSingleTapConfirmed(ev: MotionEvent): Boolean {
-            if (!tapDuringManualScroll) {
+            // A tap is confirmed after a delay, by when the reader can be gone, and scrolling a detached list
+            // lays out pages that can't compose
+            if (!tapDuringManualScroll && isAttachedToWindow) {
                 tapListener?.invoke(ev)
             }
             return false

app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewActivity.kt

@@ -18,6 +18,7 @@ import eu.kanade.tachiyomi.ui.base.activity.BaseActivity
 import eu.kanade.tachiyomi.util.system.WebViewUtil
 import eu.kanade.tachiyomi.util.system.openInBrowser
 import eu.kanade.tachiyomi.util.system.toShareIntent
+import eu.kanade.tachiyomi.util.system.toWebViewHeaders
 import eu.kanade.tachiyomi.util.system.toast
 import eu.kanade.tachiyomi.util.view.setComposeContent
 import kotlinx.coroutines.Dispatchers
@@ -71,7 +72,7 @@ class WebViewActivity : BaseActivity() {
                 val source = sourceManager.get(intent.extras!!.getLong(SOURCE_KEY)) as? HttpSource
                 value = withContext(Dispatchers.IO) {
                     try {
-                        source?.headers?.toMultimap()?.mapValues { it.value.getOrNull(0) ?: "" }.orEmpty()
+                        source?.headers?.toWebViewHeaders().orEmpty()
                     } catch (e: Exception) {
                         logcat(LogPriority.ERROR, e) { "Failed to build headers" }
                         emptyMap()

app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewViewModel.kt

@@ -15,6 +15,7 @@ import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.source.online.HttpSource
 import eu.kanade.tachiyomi.util.system.openInBrowser
 import eu.kanade.tachiyomi.util.system.toShareIntent
+import eu.kanade.tachiyomi.util.system.toWebViewHeaders
 import eu.kanade.tachiyomi.util.system.toast
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -47,7 +48,7 @@ class WebViewViewModel(
         viewModelScope.launch(Dispatchers.IO) {
             val source = sourceId?.let { sourceManager.get(it) as? HttpSource }
             headers.value = try {
-                source?.headers?.toMultimap()?.mapValues { it.value.getOrNull(0) ?: "" }.orEmpty()
+                source?.headers?.toWebViewHeaders().orEmpty()
             } catch (e: Exception) {
                 logcat(LogPriority.ERROR, e) { "Failed to build headers" }
                 emptyMap()

app/src/main/java/eu/kanade/tachiyomi/util/MangaExtensions.kt

@@ -7,15 +7,10 @@ import tachiyomi.domain.manga.model.Manga
 import tachiyomi.source.local.image.LocalCoverManager
 import tachiyomi.source.local.isLocal
 import java.io.InputStream
-import kotlin.time.Clock
 
-fun Manga.removeCovers(coverCache: CoverCache): Manga {
-    if (isLocal()) return this
-    return if (coverCache.deleteFromCache(this, true) > 0) {
-        copy(coverLastModified = Clock.System.now())
-    } else {
-        this
-    }
+fun Manga.removeCovers(coverCache: CoverCache) {
+    if (isLocal()) return
+    coverCache.deleteFromCache(this, true)
 }
 
 suspend fun Manga.editCover(

app/src/main/java/eu/kanade/tachiyomi/util/lang/DateExtensions.kt

@@ -13,21 +13,17 @@ import tachiyomi.core.common.i18n.pluralStringResource
 import tachiyomi.core.common.i18n.stringResource
 import tachiyomi.i18n.MR
 import java.time.format.DateTimeFormatter
-import java.time.format.FormatStyle
 import kotlin.math.absoluteValue
 import kotlin.time.Clock
 import kotlin.time.Instant
 
 fun LocalDateTime.toDateTimestampString(dateTimeFormatter: DateTimeFormatter): String {
     val javaLocalDateTime = this.toJavaLocalDateTime()
-    val date = dateTimeFormatter.format(javaLocalDateTime)
-    val time = DateTimeFormatter.ofLocalizedTime(FormatStyle.SHORT).format(javaLocalDateTime)
-    return "$date $time"
+    return dateTimeFormatter.format(javaLocalDateTime)
 }
 
-fun Instant.toTimestampString(): String {
-    return DateTimeFormatter.ofLocalizedTime(FormatStyle.SHORT)
-        .format(toLocalDateTime(TimeZone.currentSystemDefault()).toJavaLocalDateTime())
+fun Instant.toTimestampString(timeFormatter: DateTimeFormatter): String {
+    return timeFormatter.format(toLocalDateTime(TimeZone.currentSystemDefault()).toJavaLocalDateTime())
 }
 
 fun Long.convertEpochMillisZone(
@@ -55,7 +51,7 @@ fun Instant.toJavaLocalDate(): java.time.LocalDate {
 fun LocalDate.toRelativeString(
     context: Context,
     relative: Boolean = true,
-    dateFormat: DateTimeFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT),
+    dateFormat: DateTimeFormatter,
 ): String {
     if (!relative) {
         return dateFormat.format(this.toJavaLocalDate())

app/src/main/java/eu/kanade/tachiyomi/util/system/ContextExtensions.kt

@@ -22,6 +22,7 @@ import eu.kanade.tachiyomi.util.lang.truncateCenter
 import logcat.LogPriority
 import mihon.app.di.appGraph
 import rikka.shizuku.ShizukuProvider
+import rikka.sui.Sui
 import tachiyomi.core.common.i18n.stringResource
 import tachiyomi.core.common.util.system.logcat
 import tachiyomi.i18n.MR
@@ -168,12 +169,13 @@ fun Context.isPackageInstalled(packageName: String): Boolean {
 val Context.hasMiuiPackageInstaller get() = isPackageInstalled("com.miui.packageinstaller")
 
 val Context.isShizukuInstalled: Boolean
-    get() = try {
-        packageManager.getPermissionInfo(ShizukuProvider.PERMISSION, 0)
-        true
-    } catch (e: PackageManager.NameNotFoundException) {
-        false
-    }
+    get() = Sui.isSui() ||
+        try {
+            packageManager.getPermissionInfo(ShizukuProvider.PERMISSION, 0)
+            true
+        } catch (e: PackageManager.NameNotFoundException) {
+            false
+        }
 
 fun Context.launchRequestPackageInstallsPermission() {
     Intent(Settings.ACTION_MANAGE_UNKNOWN_APP_SOURCES).apply {

app/src/main/java/eu/kanade/tachiyomi/util/view/ViewExtensions.kt

@@ -4,15 +4,9 @@ package eu.kanade.tachiyomi.util.view
 
 import android.content.res.Resources
 import android.graphics.Rect
-import android.view.Gravity
-import android.view.Menu
-import android.view.MenuItem
 import android.view.View
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
-import androidx.annotation.MenuRes
-import androidx.appcompat.R
-import androidx.appcompat.widget.PopupMenu
 import androidx.compose.material3.LocalContentColor
 import androidx.compose.material3.LocalTextStyle
 import androidx.compose.material3.MaterialTheme
@@ -58,33 +52,6 @@ fun ComposeView.setComposeContent(
     }
 }
 
-/**
- * Shows a popup menu on top of this view.
- *
- * @param menuRes menu items to inflate the menu with.
- * @param initMenu function to execute when the menu after is inflated.
- * @param onMenuItemClick function to execute when a menu item is clicked.
- */
-inline fun View.popupMenu(
-    @MenuRes menuRes: Int,
-    noinline initMenu: (Menu.() -> Unit)? = null,
-    noinline onMenuItemClick: MenuItem.() -> Unit,
-): PopupMenu {
-    val popup = PopupMenu(context, this, Gravity.NO_GRAVITY, R.attr.actionOverflowMenuStyle, 0)
-    popup.menuInflater.inflate(menuRes, popup.menu)
-
-    if (initMenu != null) {
-        popup.menu.initMenu()
-    }
-    popup.setOnMenuItemClickListener {
-        it.onMenuItemClick()
-        true
-    }
-
-    popup.show()
-    return popup
-}
-
 fun View?.isVisibleOnScreen(): Boolean {
     if (this == null) {
         return false

app/src/main/res/color/draggable_card_foreground.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
-    <item android:alpha="0.08" android:color="?attr/colorPrimary" app:state_dragged="true" />
-    <item android:alpha="0.08" android:color="?attr/colorPrimary" android:state_activated="true" />
-    <item android:color="@android:color/transparent" />
-</selector>

app/src/main/res/drawable/animated_more_exit.xml

@@ -0,0 +1,163 @@
+<?xml version="1.0" encoding="utf-8"?>
+<animated-vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt">
+    <aapt:attr name="android:drawable">
+        <vector
+            android:width="24dp"
+            android:height="24dp"
+            android:viewportWidth="1080"
+            android:viewportHeight="1080">
+            <path
+                android:name="dot_left"
+                android:fillColor="#000000"
+                android:pathData="M270.46 450.51 C220.99,450.51 180.52,490.99 180.52,540.46 C180.52,589.93 220.99,630.41 270.46,630.41 C319.93,630.41 360.41,589.93 360.41,540.46 C360.41,490.99 319.93,450.51 270.46,450.51c" />
+            <path
+                android:name="dot_middle"
+                android:fillColor="#000000"
+                android:pathData="M540.31 450.51 C490.84,450.51 450.36,490.99 450.36,540.46 C450.36,589.93 490.84,630.41 540.31,630.41 C589.78,630.41 630.26,589.93 630.26,540.46 C630.26,490.99 589.78,450.51 540.31,450.51c" />
+            <path
+                android:name="dot_right"
+                android:fillColor="#000000"
+                android:pathData="M810.16 450.51 C760.68,450.51 720.21,490.99 720.21,540.46 C720.21,589.93 760.68,630.41 810.16,630.41 C859.63,630.41 900.1,589.93 900.1,540.46 C900.1,490.99 859.63,450.51 810.16,450.51c" />
+        </vector>
+    </aapt:attr>
+    <target android:name="dot_left">
+        <aapt:attr name="android:animation">
+            <set android:ordering="together">
+                <objectAnimator
+                    android:duration="90"
+                    android:propertyName="pathData"
+                    android:startOffset="0"
+                    android:valueFrom="M270.46 450.51 C220.99,450.51 180.52,490.99 180.52,540.46 C180.52,589.93 220.99,630.41 270.46,630.41 C319.93,630.41 360.41,589.93 360.41,540.46 C360.41,490.99 319.93,450.51 270.46,450.51c"
+                    android:valueTo="M270.46 550.51 C220.99,550.51 180.52,590.99 180.52,640.46 C180.52,689.93 220.99,730.41 270.46,730.41 C319.93,730.41 360.41,689.93 360.41,640.46 C360.41,590.99 319.93,550.51 270.46,550.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="110"
+                    android:propertyName="pathData"
+                    android:startOffset="90"
+                    android:valueFrom="M270.46 550.51 C220.99,550.51 180.52,590.99 180.52,640.46 C180.52,689.93 220.99,730.41 270.46,730.41 C319.93,730.41 360.41,689.93 360.41,640.46 C360.41,590.99 319.93,550.51 270.46,550.51c"
+                    android:valueTo="M270.46 422.51 C220.99,422.51 180.52,462.99 180.52,512.46 C180.52,561.93 220.99,602.41 270.46,602.41 C319.93,602.41 360.41,561.93 360.41,512.46 C360.41,462.99 319.93,422.51 270.46,422.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="60"
+                    android:propertyName="pathData"
+                    android:startOffset="200"
+                    android:valueFrom="M270.46 422.51 C220.99,422.51 180.52,462.99 180.52,512.46 C180.52,561.93 220.99,602.41 270.46,602.41 C319.93,602.41 360.41,561.93 360.41,512.46 C360.41,462.99 319.93,422.51 270.46,422.51c"
+                    android:valueTo="M270.46 450.51 C220.99,450.51 180.52,490.99 180.52,540.46 C180.52,589.93 220.99,630.41 270.46,630.41 C319.93,630.41 360.41,589.93 360.41,540.46 C360.41,490.99 319.93,450.51 270.46,450.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+            </set>
+        </aapt:attr>
+    </target>
+    <target android:name="dot_middle">
+        <aapt:attr name="android:animation">
+            <set android:ordering="together">
+                <objectAnimator
+                    android:duration="40"
+                    android:propertyName="pathData"
+                    android:startOffset="0"
+                    android:valueFrom="M540.31 450.51 C490.84,450.51 450.36,490.99 450.36,540.46 C450.36,589.93 490.84,630.41 540.31,630.41 C589.78,630.41 630.26,589.93 630.26,540.46 C630.26,490.99 589.78,450.51 540.31,450.51c"
+                    android:valueTo="M540.31 450.51 C490.84,450.51 450.36,490.99 450.36,540.46 C450.36,589.93 490.84,630.41 540.31,630.41 C589.78,630.41 630.26,589.93 630.26,540.46 C630.26,490.99 589.78,450.51 540.31,450.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="90"
+                    android:propertyName="pathData"
+                    android:startOffset="40"
+                    android:valueFrom="M540.31 450.51 C490.84,450.51 450.36,490.99 450.36,540.46 C450.36,589.93 490.84,630.41 540.31,630.41 C589.78,630.41 630.26,589.93 630.26,540.46 C630.26,490.99 589.78,450.51 540.31,450.51c"
+                    android:valueTo="M540.31 550.51 C490.84,550.51 450.36,590.99 450.36,640.46 C450.36,689.93 490.84,730.41 540.31,730.41 C589.78,730.41 630.26,689.93 630.26,640.46 C630.26,590.99 589.78,550.51 540.31,550.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="110"
+                    android:propertyName="pathData"
+                    android:startOffset="130"
+                    android:valueFrom="M540.31 550.51 C490.84,550.51 450.36,590.99 450.36,640.46 C450.36,689.93 490.84,730.41 540.31,730.41 C589.78,730.41 630.26,689.93 630.26,640.46 C630.26,590.99 589.78,550.51 540.31,550.51c"
+                    android:valueTo="M540.31 422.51 C490.84,422.51 450.36,462.99 450.36,512.46 C450.36,561.93 490.84,602.41 540.31,602.41 C589.78,602.41 630.26,561.93 630.26,512.46 C630.26,462.99 589.78,422.51 540.31,422.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="60"
+                    android:propertyName="pathData"
+                    android:startOffset="240"
+                    android:valueFrom="M540.31 422.51 C490.84,422.51 450.36,462.99 450.36,512.46 C450.36,561.93 490.84,602.41 540.31,602.41 C589.78,602.41 630.26,561.93 630.26,512.46 C630.26,462.99 589.78,422.51 540.31,422.51c"
+                    android:valueTo="M540.31 450.51 C490.84,450.51 450.36,490.99 450.36,540.46 C450.36,589.93 490.84,630.41 540.31,630.41 C589.78,630.41 630.26,589.93 630.26,540.46 C630.26,490.99 589.78,450.51 540.31,450.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+            </set>
+        </aapt:attr>
+    </target>
+    <target android:name="dot_right">
+        <aapt:attr name="android:animation">
+            <set android:ordering="together">
+                <objectAnimator
+                    android:duration="80"
+                    android:propertyName="pathData"
+                    android:startOffset="0"
+                    android:valueFrom="M810.16 450.51 C760.68,450.51 720.21,490.99 720.21,540.46 C720.21,589.93 760.68,630.41 810.16,630.41 C859.63,630.41 900.1,589.93 900.1,540.46 C900.1,490.99 859.63,450.51 810.16,450.51c"
+                    android:valueTo="M810.16 450.51 C760.68,450.51 720.21,490.99 720.21,540.46 C720.21,589.93 760.68,630.41 810.16,630.41 C859.63,630.41 900.1,589.93 900.1,540.46 C900.1,490.99 859.63,450.51 810.16,450.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="90"
+                    android:propertyName="pathData"
+                    android:startOffset="80"
+                    android:valueFrom="M810.16 450.51 C760.68,450.51 720.21,490.99 720.21,540.46 C720.21,589.93 760.68,630.41 810.16,630.41 C859.63,630.41 900.1,589.93 900.1,540.46 C900.1,490.99 859.63,450.51 810.16,450.51c"
+                    android:valueTo="M810.16 550.51 C760.68,550.51 720.21,590.99 720.21,640.46 C720.21,689.93 760.68,730.41 810.16,730.41 C859.63,730.41 900.1,689.93 900.1,640.46 C900.1,590.99 859.63,550.51 810.16,550.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="110"
+                    android:propertyName="pathData"
+                    android:startOffset="170"
+                    android:valueFrom="M810.16 550.51 C760.68,550.51 720.21,590.99 720.21,640.46 C720.21,689.93 760.68,730.41 810.16,730.41 C859.63,730.41 900.1,689.93 900.1,640.46 C900.1,590.99 859.63,550.51 810.16,550.51c"
+                    android:valueTo="M810.16 422.51 C760.68,422.51 720.21,462.99 720.21,512.46 C720.21,561.93 760.68,602.41 810.16,602.41 C859.63,602.41 900.1,561.93 900.1,512.46 C900.1,462.99 859.63,422.51 810.16,422.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+                <objectAnimator
+                    android:duration="60"
+                    android:propertyName="pathData"
+                    android:startOffset="280"
+                    android:valueFrom="M810.16 422.51 C760.68,422.51 720.21,462.99 720.21,512.46 C720.21,561.93 760.68,602.41 810.16,602.41 C859.63,602.41 900.1,561.93 900.1,512.46 C900.1,462.99 859.63,422.51 810.16,422.51c"
+                    android:valueTo="M810.16 450.51 C760.68,450.51 720.21,490.99 720.21,540.46 C720.21,589.93 760.68,630.41 810.16,630.41 C859.63,630.41 900.1,589.93 900.1,540.46 C900.1,490.99 859.63,450.51 810.16,450.51c"
+                    android:valueType="pathType">
+                    <aapt:attr name="android:interpolator">
+                        <pathInterpolator android:pathData="M 0.0,0.0 c0.5,0 0.5,1 1.0,1.0" />
+                    </aapt:attr>
+                </objectAnimator>
+            </set>
+        </aapt:attr>
+    </target>
+</animated-vector>

app/src/main/res/layout/download_header.xml

@@ -1,43 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/container"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:layout_marginTop="8dp"
-    app:cardBackgroundColor="?android:attr/colorBackground"
-    app:cardElevation="0dp"
-    app:cardForegroundColor="@color/draggable_card_foreground">
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
-
-        <TextView
-            android:id="@+id/title"
-            style="@style/TextAppearance.Tachiyomi.SectionHeader"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:paddingHorizontal="16dp"
-            android:paddingVertical="8dp"
-            android:layout_weight="1"
-            android:layout_gravity="center_vertical"
-            tools:text="Title" />
-
-        <ImageView
-            android:id="@+id/reorder"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="start"
-            android:layout_marginEnd="4dp"
-            android:paddingHorizontal="10dp"
-            android:paddingVertical="8dp"
-            android:scaleType="center"
-            app:srcCompat="@drawable/rounded_drag_handle"
-            app:tint="?android:attr/textColorHint"
-            tools:ignore="ContentDescription" />
-
-    </LinearLayout>
-
-</com.google.android.material.card.MaterialCardView>

app/src/main/res/layout/download_item.xml

@@ -1,104 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/container"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    app:cardBackgroundColor="?android:attr/colorBackground"
-    app:cardElevation="0dp"
-    app:cardForegroundColor="@color/draggable_card_foreground">
-
-    <androidx.constraintlayout.widget.ConstraintLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:paddingVertical="4dp">
-
-        <ImageView
-            android:id="@+id/reorder"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_alignParentStart="true"
-            android:layout_gravity="start"
-            android:padding="16dp"
-            android:scaleType="center"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
-            app:srcCompat="@drawable/rounded_drag_handle"
-            app:tint="?android:attr/textColorHint"
-            tools:ignore="ContentDescription" />
-
-        <TextView
-            android:id="@+id/manga_full_title"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_marginEnd="8dp"
-            android:layout_toEndOf="@id/reorder"
-            android:ellipsize="end"
-            android:maxLines="1"
-            android:textAppearance="?attr/textAppearanceBodyMedium"
-            app:layout_constraintEnd_toStartOf="@+id/download_progress_text"
-            app:layout_constraintStart_toEndOf="@+id/reorder"
-            app:layout_constraintTop_toTopOf="parent"
-            tools:text="Manga title" />
-
-        <TextView
-            android:id="@+id/chapter_title"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="2dp"
-            android:layout_toEndOf="@id/reorder"
-            android:ellipsize="end"
-            android:maxLines="1"
-            android:textAppearance="?attr/textAppearanceBodyMedium"
-            android:textSize="12sp"
-            app:layout_constraintEnd_toStartOf="@+id/menu"
-            app:layout_constraintStart_toStartOf="@+id/manga_full_title"
-            app:layout_constraintTop_toBottomOf="@+id/manga_full_title"
-            tools:text="Chapter Title" />
-
-        <com.google.android.material.progressindicator.LinearProgressIndicator
-            android:id="@+id/download_progress"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="8dp"
-            android:layout_marginBottom="4dp"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toStartOf="@+id/menu"
-            app:layout_constraintStart_toEndOf="@+id/reorder"
-            app:layout_constraintTop_toBottomOf="@+id/chapter_title" />
-
-        <TextView
-            android:id="@+id/download_progress_text"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_toEndOf="@id/manga_full_title"
-            android:maxLines="1"
-            android:textAppearance="?attr/textAppearanceBodyMedium"
-            android:textColor="?android:textColorSecondary"
-            android:textSize="12sp"
-            app:layout_constraintBottom_toBottomOf="@+id/manga_full_title"
-            app:layout_constraintEnd_toStartOf="@+id/menu"
-            app:layout_constraintTop_toTopOf="@+id/manga_full_title"
-            tools:text="0/10" />
-
-        <ImageButton
-            android:id="@+id/menu"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginEnd="4dp"
-            android:layout_toEndOf="@id/download_progress_text"
-            android:background="?attr/selectableItemBackgroundBorderless"
-            android:contentDescription="@string/action_menu"
-            android:paddingHorizontal="10dp"
-            android:paddingVertical="16dp"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
-            app:srcCompat="@drawable/rounded_more_vert"
-            app:tint="?attr/colorOnBackground" />
-
-    </androidx.constraintlayout.widget.ConstraintLayout>
-
-</com.google.android.material.card.MaterialCardView>

app/src/main/res/layout/download_list.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.recyclerview.widget.RecyclerView xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:clipToPadding="false"
-    tools:listitem="@layout/download_item" />

app/src/main/res/menu/download_single.xml

@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <item
-        android:id="@+id/move_to_top"
-        android:title="@string/action_move_to_top" />
-
-    <item
-        android:id="@+id/move_to_top_series"
-        android:title="@string/action_move_to_top_all_for_series" />
-
-    <item
-        android:id="@+id/move_to_bottom"
-        android:title="@string/action_move_to_bottom" />
-
-    <item
-        android:id="@+id/move_to_bottom_series"
-        android:title="@string/action_move_to_bottom_all_for_series" />
-
-    <item
-        android:id="@+id/cancel_download"
-        android:title="@string/action_cancel" />
-
-    <item
-        android:id="@+id/cancel_series"
-        android:title="@string/cancel_all_for_series" />
-
-</menu>

app/src/main/res/values/styles.xml

@@ -31,10 +31,6 @@
 
     <style name="TextAppearance.Tachiyomi.Preference.Secondary" parent="TextAppearance.Material3.BodySmall" />
 
-    <style name="TextAppearance.Tachiyomi.SectionHeader" parent="TextAppearance.Material3.LabelLarge">
-        <item name="android:textColor">?android:attr/textColorSecondary</item>
-    </style>
-
 
     <!--=======================-->
     <!--Widgets.MaterialDivider-->

app/src/test/java/eu/kanade/tachiyomi/data/backup/BackupStreamTest.kt

@@ -0,0 +1,228 @@
+package eu.kanade.tachiyomi.data.backup
+
+import eu.kanade.tachiyomi.data.backup.models.Backup
+import eu.kanade.tachiyomi.data.backup.models.BackupCategory
+import eu.kanade.tachiyomi.data.backup.models.BackupChapter
+import eu.kanade.tachiyomi.data.backup.models.BackupExtensionStore
+import eu.kanade.tachiyomi.data.backup.models.BackupHistory
+import eu.kanade.tachiyomi.data.backup.models.BackupManga
+import eu.kanade.tachiyomi.data.backup.models.BackupPreference
+import eu.kanade.tachiyomi.data.backup.models.BackupSource
+import eu.kanade.tachiyomi.data.backup.models.BackupSourcePreferences
+import eu.kanade.tachiyomi.data.backup.models.BackupTracking
+import eu.kanade.tachiyomi.data.backup.models.BooleanPreferenceValue
+import eu.kanade.tachiyomi.data.backup.models.StringPreferenceValue
+import eu.kanade.tachiyomi.data.backup.models.StringSetPreferenceValue
+import io.kotest.matchers.shouldBe
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.protobuf.ProtoBuf
+import kotlinx.serialization.protobuf.ProtoNumber
+import okio.Buffer
+import org.junit.jupiter.api.Test
+import org.junit.jupiter.api.assertThrows
+import org.junit.jupiter.api.parallel.Execution
+import org.junit.jupiter.api.parallel.ExecutionMode
+import java.io.IOException
+
+@Execution(ExecutionMode.CONCURRENT)
+class BackupStreamTest {
+
+    private val parser = ProtoBuf
+
+    @Test
+    fun `writer output is the plain encoding`() {
+        val backup = backup()
+
+        val bytes = write(backup)
+
+        bytes shouldBe encode(backup)
+        encode(parser.decodeFromByteArray(Backup.serializer(), bytes)) shouldBe encode(backup)
+    }
+
+    @Test
+    fun `reader reads the plain encoding`() {
+        val backup = backup()
+
+        val (entries, metadata) = read(encode(backup))
+
+        entries.map(::encode) shouldBe backup.backupManga.map(::encode)
+        encode(metadata) shouldBe encode(backup.copy(backupManga = emptyList()))
+    }
+
+    @Test
+    fun `reader counts entries without decoding them`() {
+        val backup = backup()
+        val reader = BackupReader(Buffer().write(encode(backup)), parser)
+
+        var count = 0
+        while (reader.nextEntry()) {
+            reader.skipEntry()
+            count++
+        }
+
+        count shouldBe backup.backupManga.size
+        encode(reader.readMetadata()) shouldBe encode(backup.copy(backupManga = emptyList()))
+    }
+
+    @Test
+    fun `reader decodes only the fields an entry class declares`() {
+        val backup = backup()
+        val reader = BackupReader(Buffer().write(encode(backup)), parser)
+
+        val entries = buildList {
+            while (reader.nextEntry()) add(reader.readEntry(PartialManga.serializer()))
+        }
+
+        entries.map { Triple(it.source, it.url, it.tracking.map(::encode)) } shouldBe backup.backupManga.map {
+            Triple(it.source, it.url, it.tracking.map(::encode))
+        }
+        encode(reader.readMetadata()) shouldBe encode(backup.copy(backupManga = emptyList()))
+    }
+
+    @Test
+    fun `reader takes fields in any order`() {
+        val backup = backup()
+        val (first, second, third) = backup.backupManga
+        val input = Buffer()
+            .write(encode(Backup(emptyList(), backupSources = backup.backupSources)))
+            .write(encode(Backup(listOf(first))))
+            // Fields Backup doesn't know, one of each remaining wire type
+            .writeByte(3 shl 3 or 0).writeByte(0x96).writeByte(0x01)
+            .writeByte(4 shl 3 or 1).writeLongLe(42)
+            .write(encode(Backup(listOf(second), backupCategories = backup.backupCategories)))
+            .writeByte(5 shl 3 or 5).writeIntLe(42)
+            .write(encode(Backup(emptyList(), backupPreferences = backup.backupPreferences)))
+            .write(encode(Backup(listOf(third), backupExtensionStores = backup.backupExtensionStores)))
+            .write(encode(Backup(emptyList(), backupSourcePreferences = backup.backupSourcePreferences)))
+            .readByteArray()
+
+        val (entries, metadata) = read(input)
+
+        entries.map(::encode) shouldBe backup.backupManga.map(::encode)
+        encode(metadata) shouldBe encode(backup.copy(backupManga = emptyList()))
+    }
+
+    @Test
+    fun `empty backup`() {
+        val sink = Buffer()
+        val writer = BackupWriter(sink, parser)
+        writer.writeMetadata(Backup(emptyList()))
+
+        writer.isEmpty shouldBe true
+        sink.size shouldBe 0L
+
+        val (entries, metadata) = read(ByteArray(0))
+        entries shouldBe emptyList()
+        encode(metadata) shouldBe ByteArray(0)
+    }
+
+    @Test
+    fun `truncated input throws`() {
+        val bytes = encode(backup())
+
+        // Cut inside the last entry, inside the metadata, and right after a tag
+        val entryEnd = encode(Backup(backup().backupManga)).size
+        listOf(entryEnd - 1, bytes.size - 1, entryEnd + 1).forEach { size ->
+            assertThrows<IOException> { read(bytes.copyOf(size)) }
+        }
+    }
+
+    @Test
+    fun `garbage input throws`() {
+        listOf(
+            // Wire type 7 doesn't exist
+            byteArrayOf(0x0F),
+            // Field number 0
+            byteArrayOf(0x02, 0x00),
+            // A varint that never ends
+            ByteArray(11) { 0xFF.toByte() },
+            // An entry longer than the input
+            byteArrayOf(0x0A, 0x10, 0x01),
+            // An entry that isn't a BackupManga
+            byteArrayOf(0x0A, 0x02, 0x0F, 0x00),
+        ).forEach { input ->
+            assertThrows<IOException> { read(input) }
+        }
+    }
+
+    private fun write(backup: Backup): ByteArray {
+        val sink = Buffer()
+        val writer = BackupWriter(sink, parser)
+        backup.backupManga.forEach(writer::writeEntry)
+        writer.writeMetadata(backup.copy(backupManga = emptyList()))
+        writer.isEmpty shouldBe false
+        return sink.readByteArray()
+    }
+
+    private fun read(bytes: ByteArray): Pair<List<BackupManga>, Backup> {
+        val reader = BackupReader(Buffer().write(bytes), parser)
+        val entries = buildList {
+            while (reader.nextEntry()) add(reader.readEntry())
+        }
+        return entries to reader.readMetadata()
+    }
+
+    private fun encode(backup: Backup) = parser.encodeToByteArray(Backup.serializer(), backup)
+
+    private fun encode(manga: BackupManga) = parser.encodeToByteArray(BackupManga.serializer(), manga)
+
+    private fun encode(tracking: BackupTracking) = parser.encodeToByteArray(BackupTracking.serializer(), tracking)
+
+    @Serializable
+    private class PartialManga(
+        @ProtoNumber(1) val source: Long,
+        @ProtoNumber(2) val url: String,
+        @ProtoNumber(18) val tracking: List<BackupTracking> = emptyList(),
+    )
+
+    private fun backup() = Backup(
+        backupManga = listOf(
+            BackupManga(
+                source = 1L,
+                url = "/manga/1",
+                title = "First",
+                genre = listOf("Action", "Drama"),
+                chapters = listOf(
+                    BackupChapter(url = "/chapter/1", name = "Chapter 1", read = true, chapterNumber = 1f),
+                    BackupChapter(url = "/chapter/2", name = "Chapter 2", bookmark = true, lastPageRead = 4),
+                ),
+                categories = listOf(0L, 1L),
+                tracking = listOf(BackupTracking(syncId = 2, libraryId = 3L, title = "First", mediaId = 7L)),
+                history = listOf(BackupHistory(url = "/chapter/1", lastRead = 1_700_000_000_000L, readDuration = 60)),
+                excludedScanlators = listOf("Group"),
+            ),
+            BackupManga(source = 2L, url = "/manga/2", title = "Second", favorite = false),
+            BackupManga(
+                source = 1L,
+                url = "/manga/3",
+                title = "Third",
+                description = "x".repeat(300),
+                chapters = List(200) { BackupChapter(url = "/chapter/3/$it", name = "Chapter $it") },
+            ),
+        ),
+        backupCategories = listOf(
+            BackupCategory(name = "Reading", order = 0),
+            BackupCategory(name = "Done", order = 1),
+        ),
+        backupSources = listOf(BackupSource(name = "One", sourceId = 1L), BackupSource(name = "Two", sourceId = 2L)),
+        backupPreferences = listOf(
+            BackupPreference("flag", BooleanPreferenceValue(true)),
+            BackupPreference("tags", StringSetPreferenceValue(setOf("a", "b"))),
+        ),
+        backupSourcePreferences = listOf(
+            BackupSourcePreferences("source_1", listOf(BackupPreference("lang", StringPreferenceValue("en")))),
+        ),
+        backupExtensionStores = listOf(
+            BackupExtensionStore(
+                indexUrl = "https://example.org/index.min.json",
+                name = "Store",
+                badgeLabel = null,
+                signingKey = "key",
+                contactWebsite = "https://example.org",
+                contactDiscord = null,
+                isLegacy = false,
+                extensionListUrl = null,
+            ),
+        ),
+    )
+}

app/src/test/java/eu/kanade/tachiyomi/data/download/DownloadProviderTest.kt

@@ -0,0 +1,73 @@
+package eu.kanade.tachiyomi.data.download
+
+import eu.kanade.tachiyomi.util.lang.Hash.md5
+import eu.kanade.tachiyomi.util.storage.DiskUtil
+import io.kotest.matchers.collections.shouldContain
+import io.kotest.matchers.shouldBe
+import io.mockk.mockk
+import org.junit.jupiter.params.ParameterizedTest
+import org.junit.jupiter.params.provider.Arguments
+import org.junit.jupiter.params.provider.MethodSource
+import tachiyomi.core.common.preference.InMemoryPreferenceStore
+import tachiyomi.domain.library.service.LibraryPreferences
+
+class DownloadProviderTest {
+
+    private fun provider(disallowNonAscii: Boolean): DownloadProvider {
+        val preferences = LibraryPreferences(InMemoryPreferenceStore())
+        preferences.disallowNonAsciiFilenames.set(disallowNonAscii)
+        preferences.enableChapterNameHash.set(true)
+        return DownloadProvider(mockk(relaxed = true), mockk(relaxed = true), preferences)
+    }
+
+    private fun dirNameBefore0210(name: String, scanlator: String?, url: String, disallowNonAscii: Boolean): String {
+        val dirName = if (scanlator.isNullOrBlank()) name else "${scanlator}_$name"
+        return DiskUtil.buildValidFilename(dirName, DiskUtil.MAX_FILE_NAME_BYTES - 11, disallowNonAscii) +
+            "_" + md5(url).take(6)
+    }
+
+    private fun dirName0210(name: String, scanlator: String?, url: String, disallowNonAscii: Boolean): String {
+        return DiskUtil.buildValidFilename(scanlator!!) + "_" +
+            DiskUtil.buildValidFilename(name, DiskUtil.MAX_FILE_NAME_BYTES - 11, disallowNonAscii) +
+            "_" + md5(url).take(6)
+    }
+
+    @ParameterizedTest
+    @MethodSource("chapters")
+    fun `finds chapters downloaded before 0_21_0 and names new ones the same`(
+        name: String,
+        scanlator: String?,
+        disallowNonAscii: Boolean,
+    ) {
+        val provider = provider(disallowNonAscii)
+        val expected = dirNameBefore0210(name, scanlator, URL, disallowNonAscii)
+
+        provider.getValidChapterDirNames(name, scanlator, URL) shouldContain expected
+        provider.getChapterDirName(name, scanlator, URL) shouldBe expected
+    }
+
+    @ParameterizedTest
+    @MethodSource("chapters")
+    fun `finds chapters downloaded by 0_21_0 and 0_21_1`(name: String, scanlator: String?, disallowNonAscii: Boolean) {
+        if (scanlator.isNullOrBlank()) return
+
+        provider(disallowNonAscii).getValidChapterDirNames(name, scanlator, URL) shouldContain
+            dirName0210(name, scanlator, URL, disallowNonAscii)
+    }
+
+    companion object {
+        private const val URL = "/chapter/1"
+
+        @JvmStatic
+        fun chapters() = listOf(
+            Arguments.of("Chapter 1", "Group", false),
+            Arguments.of(" Chapter 1", "Group", false),
+            Arguments.of(".Chapter 1", "Group", false),
+            Arguments.of("Chapter 1", "Group ", false),
+            Arguments.of("Chapter 1", "A/B ", false),
+            Arguments.of("Chapter ".repeat(40), "Group", false),
+            Arguments.of("Chapter 1", "翻訳グループ", true),
+            Arguments.of(" Chapter 1", null, false),
+        )
+    }
+}

core/common/src/main/kotlin/eu/kanade/tachiyomi/network/NetworkHelper.kt

@@ -44,6 +44,10 @@ class NetworkHelper(
         if (preferences.verboseLogging.get()) {
             val httpLoggingInterceptor = HttpLoggingInterceptor().apply {
                 level = HttpLoggingInterceptor.Level.HEADERS
+                if (preferences.redactSensitiveHeaders.get()) {
+                    redactHeader("Authorization")
+                    redactHeader("Auth")
+                }
             }
             builder.addNetworkInterceptor(httpLoggingInterceptor)
         }

core/common/src/main/kotlin/eu/kanade/tachiyomi/network/NetworkPreferences.kt

@@ -14,6 +14,11 @@ class NetworkPreferences(
     @IsDebugBuild isDebugBuild: Boolean,
 ) {
 
+    val redactSensitiveHeaders: Preference<Boolean> = preferenceStore.getBoolean(
+        "redact_sensitive_headers",
+        true,
+    )
+
     val verboseLogging: Preference<Boolean> = preferenceStore.getBoolean(
         "verbose_logging",
         isDebugBuild,

core/common/src/main/kotlin/eu/kanade/tachiyomi/network/interceptor/CloudflareInterceptor.kt

@@ -10,13 +10,16 @@ import android.webkit.WebView
 import android.webkit.WebViewClient
 import android.widget.Toast
 import androidx.core.content.ContextCompat
+import androidx.webkit.ScriptHandler
+import androidx.webkit.WebViewCompat
+import androidx.webkit.WebViewFeature
 import eu.kanade.tachiyomi.network.AndroidCookieJar
 import eu.kanade.tachiyomi.util.system.isOutdated
+import eu.kanade.tachiyomi.util.system.toWebViewHeaders
 import eu.kanade.tachiyomi.util.system.toast
 import kotlinx.coroutines.CoroutineScope
 import logcat.LogPriority
-import okhttp3.Cookie
-import okhttp3.HttpUrl.Companion.toHttpUrl
+import okhttp3.HttpUrl
 import okhttp3.Interceptor
 import okhttp3.Request
 import okhttp3.Response
@@ -24,7 +27,11 @@ import tachiyomi.core.common.i18n.stringResource
 import tachiyomi.core.common.util.system.logcat
 import tachiyomi.i18n.MR
 import java.io.IOException
+import java.util.concurrent.ConcurrentHashMap
 import java.util.concurrent.CountDownLatch
+import java.util.concurrent.locks.ReentrantReadWriteLock
+import kotlin.concurrent.read
+import kotlin.concurrent.write
 
 class CloudflareInterceptor(
     private val context: Context,
@@ -35,6 +42,18 @@ class CloudflareInterceptor(
 
     private val executor = ContextCompat.getMainExecutor(context)
 
+    // Requests to a host share its lock while a challenge is solved under it alone, so concurrent requests wait for
+    // one WebView instead of each opening their own
+    private val hostLocks = ConcurrentHashMap<String, ReentrantReadWriteLock>()
+
+    private val listenerScript = """
+        addEventListener("message", ({data}) => {
+            if (data?.source === "cloudflare-challenge") {
+                mihon?.postMessage(data.event);
+            }
+        })
+    """.trimIndent()
+
     override fun shouldIntercept(response: Response): Boolean {
         // Check if Cloudflare anti-bot is on
         // Checking the cf-mitigated header is the official way to detect a Cloudflare challenge:
@@ -42,19 +61,50 @@ class CloudflareInterceptor(
         return response.header("cf-mitigated") == "challenge" && response.header("Server") in SERVER_CHECK
     }
 
-    override fun intercept(
-        chain: Interceptor.Chain,
-        request: Request,
-        response: Response,
-    ): Response {
+    override fun intercept(chain: Interceptor.Chain): Response {
+        val request = chain.request()
+        val lock = hostLocks.computeIfAbsent(request.url.host) { ReentrantReadWriteLock() }
+
+        val (response, clearance) = lock.read {
+            val response = chain.proceed(request)
+            if (!shouldIntercept(response)) return response
+            response to clearance(request.url)
+        }
+
+        // write releases the read hold of a request made from within another to the same host, like an extension
+        // refreshing a token, which would otherwise wait on itself
+        lock.write {
+            // Another request may have solved the challenge while this one waited
+            if (isCleared(request.url, clearance)) {
+                response.close()
+            } else {
+                if (!prepareWebView()) return response
+                solve(request, response, clearance)
+            }
+        }
+
+        return chain.proceed(request)
+    }
+
+    override fun intercept(chain: Interceptor.Chain, request: Request, response: Response): Response {
+        solve(request, response, clearance(request.url))
+        return chain.proceed(request)
+    }
+
+    private fun clearance(url: HttpUrl): String? {
+        return cookieManager.get(url).firstOrNull { it.name == "cf_clearance" }?.value
+    }
+
+    private fun isCleared(url: HttpUrl, previousClearance: String?): Boolean {
+        val clearance = clearance(url)
+        return !clearance.isNullOrBlank() && clearance != previousClearance
+    }
+
+    private fun solve(request: Request, response: Response, clearance: String?) {
         try {
             response.close()
             cookieManager.remove(request.url, COOKIE_NAMES, 0)
-            val oldCookie = cookieManager.get(request.url)
-                .firstOrNull { it.name == "cf_clearance" }
-            resolveWithWebView(request, oldCookie)
-
-            return chain.proceed(request)
+            resolveWithWebView(request, clearance)
         }
         // Because OkHttp's enqueue only handles IOExceptions, wrap the exception so that
         // we don't crash the entire app
@@ -66,65 +116,84 @@ class CloudflareInterceptor(
     }
 
     @SuppressLint("SetJavaScriptEnabled")
-    private fun resolveWithWebView(originalRequest: Request, oldCookie: Cookie?) {
+    private fun resolveWithWebView(originalRequest: Request, originalClearance: String?) {
         // We need to lock this thread until the WebView finds the challenge solution url, because
         // OkHttp doesn't support asynchronous interceptors.
         val latch = CountDownLatch(1)
 
         var webview: WebView? = null
+        var listenerScriptHandler: ScriptHandler? = null
+        val useIsolatedWorld = WebViewFeature.isFeatureSupported(WebViewFeature.JS_INJECTION_IN_FRAME_AND_WORLD)
 
         var challengeFound = false
         var cloudflareBypassed = false
+        var challengeFailed = false
         var isWebViewOutdated = false
         var isRenderProcessGone = false
 
         val origRequestUrl = originalRequest.url.toString()
-        val headers = parseHeaders(originalRequest.headers)
+        // A WebView can only load a page with GET, and loading the url of another method usually reaches an
+        // endpoint that answers GET without a challenge to solve. The clearance covers the whole site, so it's
+        // earned on the site's root page instead.
+        val challengeUrl = if (originalRequest.method == "GET") {
+            origRequestUrl
+        } else {
+            originalRequest.url.newBuilder().encodedPath("/").query(null).fragment(null).build().toString()
+        }
+        val headers = originalRequest.headers.toWebViewHeaders()
 
         executor.execute {
             webview = createWebView(originalRequest)
 
-            webview.addJavascriptInterface(
-                object {
-                    @Suppress("unused")
-                    @JavascriptInterface
-                    fun interactiveDetected() {
-                        // The challenge cannot be solved non-interactively, abort.
+            fun onChallengeEvent(event: String) {
+                when (event) {
+                    // The challenge cannot be solved non-interactively, abort.
+                    "interactiveBegin" -> latch.countDown()
+                    "fail" -> {
+                        challengeFailed = true
                         latch.countDown()
                     }
-                },
-                "mihon",
-            )
+                }
+            }
+
+            if (useIsolatedWorld) {
+                // An isolated world keeps the bridge out of the page's reach
+                val world = WebViewCompat.getExecutionWorld(webview, "mihon")
+                val origins = setOf(originalRequest.url.origin())
+                WebViewCompat.addWebMessageListener(webview, "mihon", origins, world) { _, message, _, isMainFrame, _ ->
+                    if (isMainFrame) message.data?.let(::onChallengeEvent)
+                }
+                listenerScriptHandler = WebViewCompat.addJavaScriptOnEvent(
+                    webview,
+                    listenerScript,
+                    WebViewCompat.INJECTION_EVENT_DOCUMENT_START,
+                    origins,
+                    world,
+                )
+            } else {
+                webview.addJavascriptInterface(
+                    object {
+                        @Suppress("unused")
+                        @JavascriptInterface
+                        fun postMessage(event: String) = onChallengeEvent(event)
+                    },
+                    "mihon",
+                )
+            }
 
             webview.webViewClient = object : WebViewClient() {
                 override fun onPageFinished(view: WebView, url: String) {
-                    fun isCloudFlareBypassed(): Boolean {
-                        return cookieManager.get(origRequestUrl.toHttpUrl())
-                            .firstOrNull { it.name == "cf_clearance" }
-                            .let { it != null && it != oldCookie }
-                    }
-
-                    if (isCloudFlareBypassed()) {
+                    if (!challengeFailed && isCleared(originalRequest.url, originalClearance)) {
                         cloudflareBypassed = true
                         latch.countDown()
                     }
 
-                    if (url == origRequestUrl) {
+                    if (url == challengeUrl) {
                         if (!challengeFound) {
                             // The first request didn't return the challenge, abort.
                             latch.countDown()
-                        } else {
-                            // Listen for an interactiveBegin event
-                            view.evaluateJavascript(
-                                """
-                                    addEventListener("message", ({data}) => {
-                                        if (data?.source === "cloudflare-challenge" && data?.event === "interactiveBegin") {
-                                            mihon.interactiveDetected();
-                                        }
-                                    })
-                                """.trimIndent(),
-                                null,
-                            )
+                        } else if (!useIsolatedWorld) {
+                            view.evaluateJavascript(listenerScript, null)
                         }
                     }
                 }
@@ -157,7 +226,7 @@ class CloudflareInterceptor(
                 }
             }
 
-            webview.loadUrl(origRequestUrl, headers)
+            webview.loadUrl(challengeUrl, headers)
         }
 
         latch.awaitFor30Seconds()
@@ -169,13 +238,27 @@ class CloudflareInterceptor(
             }
 
             webview?.run {
-                if (!isRenderProcessGone) stopLoading()
+                if (!isRenderProcessGone) {
+                    if (useIsolatedWorld) {
+                        WebViewCompat.removeWebMessageListener(
+                            this,
+                            WebViewCompat.getExecutionWorld(this, "mihon"),
+                            "mihon",
+                        )
+                    } else {
+                        removeJavascriptInterface("mihon")
+                    }
+                    listenerScriptHandler?.remove()
+                    stopLoading()
+                }
                 destroy()
             }
         }
 
         // Throw exception if we failed to bypass Cloudflare
         if (!cloudflareBypassed) {
+            // A clearance from a failed challenge would only be rejected again
+            cookieManager.remove(originalRequest.url, COOKIE_NAMES, 0)
             // Prompt user to update WebView if it seems too outdated
             if (isWebViewOutdated) {
                 context.toast(MR.strings.information_webview_outdated, Toast.LENGTH_LONG)
@@ -186,6 +269,11 @@ class CloudflareInterceptor(
     }
 }
 
+// An origin rule without a port only matches the scheme's default one
+private fun HttpUrl.origin(): String {
+    return if (port == HttpUrl.defaultPort(scheme)) "$scheme://$host" else "$scheme://$host:$port"
+}
+
 private val SERVER_CHECK = arrayOf("cloudflare-nginx", "cloudflare")
 private val COOKIE_NAMES = listOf("cf_clearance")
 

core/common/src/main/kotlin/eu/kanade/tachiyomi/network/interceptor/WebViewInterceptor.kt

@@ -13,12 +13,10 @@ import eu.kanade.tachiyomi.util.system.toast
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
-import okhttp3.Headers
 import okhttp3.Interceptor
 import okhttp3.Request
 import okhttp3.Response
 import tachiyomi.i18n.MR
-import java.util.Locale
 import java.util.concurrent.CountDownLatch
 import java.util.concurrent.TimeUnit
 
@@ -59,25 +57,23 @@ abstract class WebViewInterceptor(
             return response
         }
 
-        if (!WebViewUtil.supportsWebView(context)) {
-            scope.launch(Dispatchers.Main) {
-                context.toast(MR.strings.information_webview_required, Toast.LENGTH_LONG)
-            }
-            return response
-        }
-        initWebView
+        if (!prepareWebView()) return response
 
         return intercept(chain, request, response)
     }
 
-    fun parseHeaders(headers: Headers): Map<String, String> {
-        return headers
-            // Keeping unsafe header makes webview throw [net::ERR_INVALID_ARGUMENT]
-            .filter { (name, value) ->
-                isRequestHeaderSafe(name, value)
+    /**
+     * Returns whether a WebView can be used, initializing it if so.
+     */
+    protected fun prepareWebView(): Boolean {
+        if (!WebViewUtil.supportsWebView(context)) {
+            scope.launch(Dispatchers.Main) {
+                context.toast(MR.strings.information_webview_required, Toast.LENGTH_LONG)
             }
-            .groupBy(keySelector = { (name, _) -> name }) { (_, value) -> value }
-            .mapValues { it.value.getOrNull(0).orEmpty() }
+            return false
+        }
+        initWebView
+        return true
     }
 
     fun CountDownLatch.awaitFor30Seconds() {
@@ -92,16 +88,3 @@ abstract class WebViewInterceptor(
         }
     }
 }
-
-// Based on [IsRequestHeaderSafe] in
-// https://source.chromium.org/chromium/chromium/src/+/main:services/network/public/cpp/header_util.cc
-private fun isRequestHeaderSafe(_name: String, _value: String): Boolean {
-    val name = _name.lowercase(Locale.ENGLISH)
-    val value = _value.lowercase(Locale.ENGLISH)
-    if (name in unsafeHeaderNames || name.startsWith("proxy-")) return false
-    if (name == "connection" && value == "upgrade") return false
-    return true
-}
-private val unsafeHeaderNames = listOf(
-    "content-length", "host", "trailer", "te", "upgrade", "cookie2", "keep-alive", "transfer-encoding", "set-cookie",
-)

core/common/src/main/kotlin/eu/kanade/tachiyomi/util/system/GLUtil.kt

@@ -0,0 +1,60 @@
+package eu.kanade.tachiyomi.util.system
+
+import javax.microedition.khronos.egl.EGL10
+import javax.microedition.khronos.egl.EGLConfig
+import javax.microedition.khronos.egl.EGLContext
+import kotlin.math.max
+
+object GLUtil {
+    val DEVICE_TEXTURE_LIMIT: Int by lazy {
+        // Get EGL Display
+        val egl = EGLContext.getEGL() as EGL10
+        val display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY)
+
+        // Initialise
+        val version = IntArray(2)
+        egl.eglInitialize(display, version)
+
+        // Query total number of configurations
+        val totalConfigurations = IntArray(1)
+        egl.eglGetConfigs(display, null, 0, totalConfigurations)
+
+        // Query actual list configurations
+        val configurationsList = arrayOfNulls<EGLConfig>(totalConfigurations[0])
+        egl.eglGetConfigs(display, configurationsList, totalConfigurations[0], totalConfigurations)
+
+        val textureSize = IntArray(1)
+        var maximumTextureSize = 0
+
+        // Iterate through all the configurations to located the maximum texture size
+        for (i in 0..<totalConfigurations[0]) {
+            // Only need to check for width since opengl textures are always squared
+            egl.eglGetConfigAttrib(display, configurationsList[i], EGL10.EGL_MAX_PBUFFER_WIDTH, textureSize)
+
+            // Keep track of the maximum texture size
+            if (maximumTextureSize < textureSize[0]) maximumTextureSize = textureSize[0]
+        }
+
+        // Release
+        egl.eglTerminate(display)
+
+        // Return largest texture size found (after making it a multiplier of [Multiplier]), or default
+        max(maximumTextureSize, SAFE_TEXTURE_LIMIT)
+    }
+
+    const val SAFE_TEXTURE_LIMIT: Int = 2048
+
+    val CUSTOM_TEXTURE_LIMIT_OPTIONS: List<Int> by lazy {
+        val steps = DEVICE_TEXTURE_LIMIT / MULTIPLIER
+        buildList(steps) {
+            add(DEVICE_TEXTURE_LIMIT)
+            for (step in steps downTo 2) {
+                val value = step * MULTIPLIER
+                if (value >= DEVICE_TEXTURE_LIMIT) continue
+                add(value)
+            }
+        }
+    }
+}
+
+private const val MULTIPLIER: Int = 1024

core/common/src/main/kotlin/eu/kanade/tachiyomi/util/system/WebViewUtil.kt

@@ -11,7 +11,9 @@ import androidx.webkit.WebSettingsCompat
 import androidx.webkit.WebViewFeature
 import kotlinx.coroutines.suspendCancellableCoroutine
 import logcat.LogPriority
+import okhttp3.Headers
 import tachiyomi.core.common.util.system.logcat
+import java.util.Locale
 import kotlin.coroutines.resume
 
 object WebViewUtil {
@@ -144,6 +146,31 @@ fun WebView.setUserAgent(userAgent: String) {
     }
 }
 
+fun Headers.toWebViewHeaders(): Map<String, String> {
+    return this
+        // Keeping unsafe header makes webview throw [net::ERR_INVALID_ARGUMENT]
+        .filter { (name, value) ->
+            isRequestHeaderSafe(name, value)
+        }
+        .groupBy(keySelector = { (name, _) -> name }) { (_, value) -> value }
+        .mapValues { it.value.getOrNull(0).orEmpty() }
+}
+
+// Based on [IsRequestHeaderSafe] in
+// https://source.chromium.org/chromium/chromium/src/+/main:services/network/public/cpp/header_util.cc
+private fun isRequestHeaderSafe(_name: String, _value: String): Boolean {
+    val name = _name.lowercase(Locale.ENGLISH)
+    val value = _value.lowercase(Locale.ENGLISH)
+    if (name in unsafeHeaderNames || name.startsWith("proxy-")) return false
+    if (name == "connection" && value == "upgrade") return false
+    return true
+}
+private val unsafeHeaderNames = listOf(
+    "content-length", "host", "trailer", "te", "upgrade", "cookie2", "keep-alive", "transfer-encoding", "set-cookie",
+    // Renderer is killed if it doesn't match the request initiator
+    "origin",
+)
+
 private const val WEBVIEW_BRAND = "Android WebView"
 private const val CHROMIUM_BRAND = "Chromium"
 private const val CHROME_BRAND = "Google Chrome"

core/common/src/main/kotlin/tachiyomi/core/common/util/system/ImageUtil.kt

@@ -21,11 +21,13 @@ import androidx.core.graphics.drawable.toDrawable
 import androidx.core.graphics.get
 import androidx.core.graphics.green
 import androidx.core.graphics.red
-import ca.mpreg.imagedecoder.ImageDecoder
 import com.hippo.unifile.UniFile
+import eu.kanade.tachiyomi.util.system.GLUtil
 import logcat.LogPriority
 import okio.Buffer
 import okio.BufferedSource
+import tachiyomi.decoder.Format
+import tachiyomi.decoder.ImageDecoder
 import java.io.InputStream
 import java.util.Locale
 import kotlin.math.abs
@@ -47,20 +49,17 @@ object ImageUtil {
 
     fun findImageType(stream: InputStream): ImageType? {
         return try {
-            val format = ImageDecoder.open(stream).use { dec -> dec.format }
-            when (format) {
-                ImageDecoder.Format.JPEG -> ImageType.JPEG
-                ImageDecoder.Format.PNG -> ImageType.PNG
-                ImageDecoder.Format.WEBP -> ImageType.WEBP
-                ImageDecoder.Format.GIF -> ImageType.GIF
-                ImageDecoder.Format.AVIF -> ImageType.AVIF
-                ImageDecoder.Format.HEIF -> ImageType.HEIF
-                ImageDecoder.Format.JXL -> ImageType.JXL
-                ImageDecoder.Format.JP2 -> ImageType.JP2
+            when (getImageType(stream)?.format) {
+                Format.Avif -> ImageType.AVIF
+                Format.Gif -> ImageType.GIF
+                Format.Heif -> ImageType.HEIF
+                Format.Jpeg -> ImageType.JPEG
+                Format.Jxl -> ImageType.JXL
+                Format.Png -> ImageType.PNG
+                Format.Webp -> ImageType.WEBP
                 else -> null
             }
         } catch (e: Exception) {
-            logcat(LogPriority.ERROR) { "findImageType: ${e.message}" }
             null
         }
     }
@@ -72,22 +71,38 @@ object ImageUtil {
 
     fun isAnimatedAndSupported(source: BufferedSource): Boolean {
         return try {
-            val type = findImageType(source.peek().inputStream()) ?: return false
-            when (type) {
-                ImageType.GIF -> true
-                ImageType.WEBP, ImageType.HEIF -> {
-                    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P) return false
-                    ImageDecoder.open(source.peek().inputStream()).use { dec -> dec.pages > 1 }
-                }
-
+            val type = getImageType(source.peek().inputStream()) ?: return false
+            // https://coil-kt.github.io/coil/getting_started/#supported-image-formats
+            when (type.format) {
+                Format.Gif -> true
+                // Animated WebP on Android 9+
+                Format.Webp -> type.isAnimated && Build.VERSION.SDK_INT >= Build.VERSION_CODES.P
+                // Animated Heif on Android 11+
+                Format.Heif -> type.isAnimated && Build.VERSION.SDK_INT >= Build.VERSION_CODES.R
                 else -> false
             }
         } catch (e: Exception) {
-            logcat(LogPriority.ERROR) { "isAnimatedAndSupported: ${e.message}" }
             false
         }
     }
 
+    private fun getImageType(stream: InputStream): tachiyomi.decoder.ImageType? {
+        val bytes = ByteArray(32)
+
+        val length = if (stream.markSupported()) {
+            stream.mark(bytes.size)
+            stream.read(bytes, 0, bytes.size).also { stream.reset() }
+        } else {
+            stream.read(bytes, 0, bytes.size)
+        }
+
+        if (length == -1) {
+            return null
+        }
+
+        return ImageDecoder.findType(bytes)
+    }
+
     enum class ImageType(val mime: String, val extension: String) {
         AVIF("image/avif", "avif"),
         GIF("image/gif", "gif"),
@@ -96,8 +111,6 @@ object ImageUtil {
         JXL("image/jxl", "jxl"),
         PNG("image/png", "png"),
         WEBP("image/webp", "webp"),
-        JP2("image/jp2", "jp2"),
-        JPX("image/jpx", "jpx"),
     }
 
     /**
@@ -185,138 +198,30 @@ object ImageUtil {
         LEFT,
     }
 
-    /**
-     * Check whether the image is considered a tall image.
-     *
-     * @return true if the height:width ratio is greater than 3.
-     */
-    private fun isTallImage(imageSource: BufferedSource): Boolean {
-        val options = extractImageOptions(imageSource)
-        return TallImageSplitCalculator.shouldSplit(
-            imageWidth = options.outWidth,
-            imageHeight = options.outHeight,
-            optimalImageHeight = optimalImageHeight,
-        )
+    fun canUseHardwareBitmap(bitmap: Bitmap): Boolean {
+        return canUseHardwareBitmap(bitmap.width, bitmap.height)
     }
 
-    /**
-     * Splits tall images to improve performance of reader
-     */
-    fun splitTallImage(tmpDir: UniFile, imageFile: UniFile, filenamePrefix: String): Boolean {
-        val imageSource = imageFile.openInputStream().use { Buffer().readFrom(it) }
-        if (isAnimatedAndSupported(imageSource) || !isTallImage(imageSource)) {
-            return true
-        }
-
-        val bitmapRegionDecoder = getBitmapRegionDecoder(imageSource.peek().inputStream())
-        if (bitmapRegionDecoder == null) {
-            logcat { "Failed to create new instance of BitmapRegionDecoder" }
-            return false
-        }
-
-        val options = extractImageOptions(imageSource).apply {
-            inJustDecodeBounds = false
-        }
-        val splitDataList = options.splitData
-
-        return try {
-            splitDataList.forEach { splitData ->
-                val splitImageName = splitImageName(filenamePrefix, splitData.index)
-                // Remove pre-existing split if exists (this split shouldn't exist under normal circumstances)
-                tmpDir.findFile(splitImageName)?.delete()
-
-                val splitFile = tmpDir.createFile(splitImageName)!!
-
-                val region = Rect(0, splitData.topOffset, splitData.splitWidth, splitData.bottomOffset)
-
-                splitFile.openOutputStream().use { outputStream ->
-                    val splitBitmap = bitmapRegionDecoder.decodeRegion(region, options)
-                    splitBitmap.compress(Bitmap.CompressFormat.JPEG, 100, outputStream)
-                    splitBitmap.recycle()
-                }
-                logcat {
-                    "Success: Split #${splitData.index + 1} with topOffset=${splitData.topOffset} " +
-                        "height=${splitData.splitHeight} bottomOffset=${splitData.bottomOffset}"
-                }
-            }
-            imageFile.delete()
-            true
-        } catch (e: Exception) {
-            // Image splits were not successfully saved so delete them and keep the original image
-            splitDataList
-                .map { splitImageName(filenamePrefix, it.index) }
-                .forEach { tmpDir.findFile(it)?.delete() }
-            logcat(LogPriority.ERROR, e)
-            false
-        } finally {
-            bitmapRegionDecoder.recycle()
+    fun canUseHardwareBitmap(imageSource: BufferedSource): Boolean {
+        return with(extractImageOptions(imageSource)) {
+            canUseHardwareBitmap(outWidth, outHeight)
         }
     }
 
-    private fun splitImageName(filenamePrefix: String, index: Int) = "${filenamePrefix}__${"%03d".format(
-        Locale.ENGLISH,
-        index + 1,
-    )}.jpg"
+    var hardwareBitmapThreshold: Int = GLUtil.SAFE_TEXTURE_LIMIT
 
-    private val BitmapFactory.Options.splitData
-        get(): List<SplitData> {
-            val imageHeight = outHeight
-            val imageWidth = outWidth
-
-            val partCount = TallImageSplitCalculator.calculatePartCount(imageHeight, optimalImageHeight)
-            val optimalSplitHeight = imageHeight / partCount
-
-            logcat {
-                "Generating SplitData for image (height: $imageHeight): " +
-                    "$partCount parts @ ${optimalSplitHeight}px height per part"
-            }
-
-            return buildList {
-                val range = 0..<partCount
-                for (index in range) {
-                    // Only continue if the list is empty or there is image remaining
-                    if (isNotEmpty() && imageHeight <= last().bottomOffset) break
-
-                    val topOffset = index * optimalSplitHeight
-                    var splitHeight = min(optimalSplitHeight, imageHeight - topOffset)
-
-                    if (index == range.last) {
-                        val remainingHeight = imageHeight - (topOffset + splitHeight)
-                        splitHeight += remainingHeight
-                    }
-
-                    add(SplitData(index, topOffset, splitHeight, imageWidth))
-                }
-            }
-        }
-
-    data class SplitData(
-        val index: Int,
-        val topOffset: Int,
-        val splitHeight: Int,
-        val splitWidth: Int,
-    ) {
-        val bottomOffset = topOffset + splitHeight
+    private fun canUseHardwareBitmap(width: Int, height: Int): Boolean {
+        if (HARDWARE_BITMAP_UNSUPPORTED) return false
+        return maxOf(width, height) <= hardwareBitmapThreshold
     }
 
     /**
      * Algorithm for determining what background to accompany a comic/manga page
      */
     fun chooseBackground(context: Context, imageStream: InputStream): Drawable {
-        val image = try {
-            ImageDecoder.open(imageStream).use { it.decodeNext() to it.isHdr }.let { (res, hdr) ->
-                res.use {
-                    val config = if (hdr) Bitmap.Config.RGBA_F16 else Bitmap.Config.ARGB_8888
-                    createBitmap(res.width, res.height, config).also { bitmap ->
-                        res.image.rewind()
-                        bitmap.copyPixelsFromBuffer(res.image)
-                    }
-                }
-            }
-        } catch (e: Exception) {
-            logcat(LogPriority.ERROR) { "chooseBackground: ${e.message}" }
-            null
-        }
+        val decoder = ImageDecoder.newInstance(imageStream)
+        val image = decoder?.decode()
+        decoder?.recycle()
 
         if (image == null) return Color.WHITE.toDrawable()
         return try {
@@ -554,17 +459,118 @@ object ImageUtil {
         return options
     }
 
-    private fun getBitmapRegionDecoder(imageStream: InputStream): BitmapRegionDecoder? {
-        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
-            BitmapRegionDecoder.newInstance(imageStream)
-        } else {
-            @Suppress("DEPRECATION")
-            BitmapRegionDecoder.newInstance(imageStream, false)
+    /**
+     * Taken from Coil
+     * (https://github.com/coil-kt/coil/blob/1674d3516f061aeacbe749a435b1924f9648fd41/coil-core/src/androidMain/kotlin/coil3/util/hardwareBitmaps.kt)
+     * ---
+     * Maintains a list of devices with broken/incomplete/unstable hardware bitmap implementations.
+     *
+     * Model names are retrieved from
+     * [Google's official device list](https://support.google.com/googleplay/answer/1727131?hl=en).
+     *
+     */
+    val HARDWARE_BITMAP_UNSUPPORTED = when (Build.VERSION.SDK_INT) {
+        26 -> run {
+            val model = Build.MODEL ?: return@run false
+
+            // Samsung Galaxy (ALL)
+            if (model.removePrefix("SAMSUNG-").startsWith("SM-")) return@run true
+
+            val device = Build.DEVICE ?: return@run false
+
+            return@run device in arrayOf(
+                "nora", "nora_8917", "nora_8917_n", // Moto E5
+                "james", "rjames_f", "rjames_go", "pettyl", // Moto E5 Play
+                "hannah", "ahannah", "rhannah", // Moto E5 Plus
+
+                "ali", "ali_n", // Moto G6
+                "aljeter", "aljeter_n", "jeter", // Moto G6 Play
+                "evert", "evert_n", "evert_nt", // Moto G6 Plus
+
+                "G3112", "G3116", "G3121", "G3123", "G3125", // Xperia XA1
+                "G3412", "G3416", "G3421", "G3423", "G3426", // Xperia XA1 Plus
+                "G3212", "G3221", "G3223", "G3226", // Xperia XA1 Ultra
+
+                "BV6800Pro", // BlackView BV6800Pro
+                "CatS41", // Cat S41
+                "Hi9Pro", // CHUWI Hi9 Pro
+                "manning", // Lenovo K8 Note
+                "N5702L", // NUU Mobile G3
+            )
         }
+
+        27 -> run {
+            val device = Build.DEVICE ?: return@run false
+
+            return@run device in arrayOf(
+                "mcv1s", // LG Tribute Empire
+                "mcv3", // LG K11
+                "mcv5a", // LG Q7
+                "mcv7a", // LG Stylo 4
+
+                "A30ATMO", // T-Mobile REVVL 2
+                "A70AXLTMO", // T-Mobile REVVL 2 PLUS
+
+                "A3A_8_4G_TMO", // Alcatel 9027W
+                "Edison_CKT", // Alcatel ONYX
+                "EDISON_TF", // Alcatel TCL XL2
+                "FERMI_TF", // Alcatel A501DL
+                "U50A_ATT", // Alcatel TETRA
+                "U50A_PLUS_ATT", // Alcatel 5059R
+                "U50A_PLUS_TF", // Alcatel TCL LX
+                "U50APLUSTMO", // Alcatel 5059Z
+                "U5A_PLUS_4G", // Alcatel 1X
+
+                "RCT6513W87DK5e", // RCA Galileo Pro
+                "RCT6873W42BMF9A", // RCA Voyager
+                "RCT6A03W13", // RCA 10 Viking
+                "RCT6B03W12", // RCA Atlas 10 Pro
+                "RCT6B03W13", // RCA Atlas 10 Pro+
+                "RCT6T06E13", // RCA Artemis 10
+
+                "A3_Pro", // Umidigi A3 Pro
+                "One", // Umidigi One
+                "One_Max", // Umidigi One Max
+                "One_Pro", // Umidigi One Pro
+                "Z2", // Umidigi Z2
+                "Z2_PRO", // Umidigi Z2 Pro
+
+                "Armor_3", // Ulefone Armor 3
+                "Armor_6", // Ulefone Armor 6
+
+                "Blackview", // Blackview BV6000
+                "BV9500", // Blackview BV9500
+                "BV9500Pro", // Blackview BV9500Pro
+
+                "A6L-C", // Nuu A6L-C
+                "N5002LA", // Nuu A7L
+                "N5501LA", // Nuu A5L
+
+                "Power_2_Pro", // Leagoo Power 2 Pro
+                "Power_5", // Leagoo Power 5
+                "Z9", // Leagoo Z9
+
+                "V0310WW", // Blu VIVO VI+
+                "V0330WW", // Blu VIVO XI
+
+                "A3", // BenQ A3
+                "ASUS_X018_4", // Asus ZenFone Max Plus M1 (ZB570TL)
+                "C210AE", // Wiko Life
+                "fireball", // DROID Incredible 4G LTE
+                "ILA_X1", // iLA X1
+                "Infinix-X605_sprout", // Infinix NOTE 5 Stylus
+                "j7maxlte", // Samsung Galaxy J7 Max
+                "KING_KONG_3", // Cubot King Kong 3
+                "M10500", // Packard Bell M10500
+                "S70", // Altice ALTICE S70
+                "S80Lite", // Doogee S80Lite
+                "SGINO6", // SGiNO 6
+                "st18c10bnn", // Barnes and Noble BNTV650
+                "TECNO-CA8", // Tecno CAMON X Pro,
+                "SHIFT6m", // SHIFT 6m
+            )
+        }
+
+        else -> false
     }
-
-    private val optimalImageHeight = getDisplayMaxHeightInPx * 2
 }
-
-val getDisplayMaxHeightInPx: Int
-    get() = Resources.getSystem().displayMetrics.let { max(it.heightPixels, it.widthPixels) }

core/common/src/main/kotlin/tachiyomi/core/common/util/system/TallImageSplitCalculator.kt

@@ -1,17 +0,0 @@
-package tachiyomi.core.common.util.system
-
-internal object TallImageSplitCalculator {
-
-    fun calculatePartCount(imageHeight: Int, optimalImageHeight: Int): Int {
-        require(imageHeight > 0) { "imageHeight must be positive" }
-        require(optimalImageHeight > 0) { "optimalImageHeight must be positive" }
-        // -1 so it doesn't try to split when imageHeight = optimalImageHeight
-        return (imageHeight - 1) / optimalImageHeight + 1
-    }
-
-    fun shouldSplit(imageWidth: Int, imageHeight: Int, optimalImageHeight: Int): Boolean {
-        require(imageWidth > 0) { "imageWidth must be positive" }
-        return imageHeight > imageWidth * 3 &&
-            calculatePartCount(imageHeight, optimalImageHeight) > 1
-    }
-}

core/common/src/test/java/tachiyomi/core/common/util/system/TallImageSplitCalculatorTest.kt

@@ -1,37 +0,0 @@
-package tachiyomi.core.common.util.system
-
-import org.junit.jupiter.api.Assertions.assertEquals
-import org.junit.jupiter.api.Assertions.assertFalse
-import org.junit.jupiter.api.Assertions.assertTrue
-import org.junit.jupiter.api.Test
-
-class TallImageSplitCalculatorTest {
-
-    @Test
-    fun `does not split when aspect ratio is tall but computed split count is one`() {
-        assertFalse(
-            TallImageSplitCalculator.shouldSplit(
-                imageWidth = 1024,
-                imageHeight = 4385,
-                optimalImageHeight = 4386,
-            ),
-        )
-    }
-
-    @Test
-    fun `splits when aspect ratio is tall and computed split count is greater than one`() {
-        assertTrue(
-            TallImageSplitCalculator.shouldSplit(
-                imageWidth = 1024,
-                imageHeight = 4385,
-                optimalImageHeight = 4384,
-            ),
-        )
-    }
-
-    @Test
-    fun `calculate part count rounds boundary correctly`() {
-        assertEquals(1, TallImageSplitCalculator.calculatePartCount(imageHeight = 4384, optimalImageHeight = 4384))
-        assertEquals(2, TallImageSplitCalculator.calculatePartCount(imageHeight = 4385, optimalImageHeight = 4384))
-    }
-}

data/src/main/java/tachiyomi/data/backup/RestoreRepositoryImpl.kt

@@ -34,14 +34,6 @@ class RestoreRepositoryImpl(
     private val trackRepository: TrackRepository,
 ) : RestoreRepository {
 
-    override suspend fun getMangaUrlsBySourceId(): Map<Long, Set<String>> {
-        return database.mangaQueries
-            .getAllMangaSourceAndUrl()
-            .awaitAsList()
-            .groupBy({ it.source_id }, { it.remote_url })
-            .mapValues { it.value.toSet() }
-    }
-
     override suspend fun restoreManga(entries: List<RestoredManga>, update: suspend (Manga) -> MangaUpdate) {
         database.transaction {
             entries.forEach { entry ->

data/src/main/java/tachiyomi/data/category/CategoryRepositoryImpl.kt

@@ -50,6 +50,15 @@ class CategoryRepositoryImpl(
             .subscribeToList()
     }
 
+    override suspend fun getCategoriesByMangaIds(mangaIds: List<Long>): Map<Long, List<Category>> {
+        return database.categoryQueries
+            .getCategoriesByMangaIds(mangaIds) { mangaId, id, name, order, flags ->
+                mangaId to mapCategory(id, name, order, flags)
+            }
+            .awaitAsList()
+            .groupBy({ it.first }, { it.second })
+    }
+
     override suspend fun insert(category: NewCategory) {
         database.categoryQueries.insert(name = category.name, flags = category.flags)
     }

data/src/main/java/tachiyomi/data/chapter/ChapterRepositoryImpl.kt

@@ -113,6 +113,13 @@ class ChapterRepositoryImpl(
             .awaitAsList()
     }
 
+    override suspend fun getChaptersByMangaIds(mangaIds: List<Long>): Map<Long, List<Chapter>> {
+        return database.chapterQueries
+            .getChaptersByMangaIds(mangaIds, ::mapChapter)
+            .awaitAsList()
+            .groupBy { it.mangaId }
+    }
+
     override suspend fun getChapterSummaryByMangaId(mangaId: Long): ChapterSummary {
         return database.chapterQueries
             .getChapterSummaryByMangaId(mangaId) { total, latestChapterNumber ->

data/src/main/java/tachiyomi/data/history/HistoryRepositoryImpl.kt

@@ -48,6 +48,15 @@ class HistoryRepositoryImpl(
             .awaitAsList()
     }
 
+    override suspend fun getHistoryByMangaIds(mangaIds: List<Long>): Map<Long, List<History>> {
+        return database.historyQueries
+            .getHistoryByMangaIds(mangaIds) { mangaId, id, chapterId, readAt, readDuration ->
+                mangaId to HistoryMapper.mapHistory(id, chapterId, readAt, readDuration)
+            }
+            .awaitAsList()
+            .groupBy({ it.first }, { it.second })
+    }
+
     override suspend fun resetHistory(historyId: Long) {
         try {
             database.historyQueries.resetHistoryById(historyId)