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Add auto split tall images setting

Browse Source 
Also includes some fixes for bad merges in earlier commits

Co-authored-by: Saud-97 <Saud-97@users.noreply.github.com>
Co-authored-by: AntsyLich <AntsyLich@users.noreply.github.com>
This commit is contained in:
arkon 2022-08-13 14:56:08 -04:00
parent e58945a209
commit 6db2becd30
10 changed files with 217 additions and 48 deletions
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44
app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
View File

@ -273,7 +273,7 @@ class Downloader(
// Start downloader if needed
if (autoStart && wasEmpty) {
val queuedDownloads = queue.filter { it.source !is UnmeteredSource }.count()
val queuedDownloads = queue.count { it.source !is UnmeteredSource }
val maxDownloadsFromSource = queue
.groupBy { it.source }
.filterKeys { it !is UnmeteredSource }
@ -352,6 +352,7 @@ class Downloader(
.doOnNext { ensureSuccessfulDownload(download, mangaDir, tmpDir, chapterDirname) }
// If the page list threw, it will resume here
.onErrorReturn { error ->
logcat(LogPriority.ERROR, error)
download.status = Download.State.ERROR
notifier.onError(error.message, download.chapter.name, download.manga.title)
download
@ -379,7 +380,7 @@ class Downloader(
tmpFile?.delete()
// Try to find the image file.
val imageFile = tmpDir.listFiles()!!.find { it.name!!.startsWith("$filename.") }
val imageFile = tmpDir.listFiles()!!.find { it.name!!.startsWith("$filename.") || it.name!!.contains("${filename}__001") }
// If the image is already downloaded, do nothing. Otherwise download from network
val pageObservable = when {
@ -389,8 +390,12 @@ class Downloader(
}
return pageObservable
// When the image is ready, set image path, progress (just in case) and status
// When the page is ready, set page path, progress (just in case) and status
.doOnNext { file ->
val success = splitTallImageIfNeeded(page, tmpDir)
if (success.not()) {
notifier.onError(context.getString(R.string.download_notifier_split_failed), download.chapter.name, download.manga.title)
}
page.uri = file.uri
page.progress = 100
download.downloadedImages++
@ -401,6 +406,7 @@ class Downloader(
.onErrorReturn {
page.progress = 0
page.status = Page.ERROR
notifier.onError(it.message, download.chapter.name, download.manga.title)
page
}
}
@ -474,6 +480,26 @@ class Downloader(
return ImageUtil.getExtensionFromMimeType(mime)
}
private fun splitTallImageIfNeeded(page: Page, tmpDir: UniFile): Boolean {
if (!preferences.splitTallImages().get()) return true
val filename = String.format("%03d", page.number)
val imageFile = tmpDir.listFiles()?.find { it.name!!.startsWith(filename) }
?: throw Error(context.getString(R.string.download_notifier_split_page_not_found, page.number))
val imageFilePath = imageFile.filePath
?: throw Error(context.getString(R.string.download_notifier_split_page_path_not_found, page.number))
// check if the original page was previously splitted before then skip.
if (imageFile.name!!.contains("__")) return true
return try {
ImageUtil.splitTallImage(imageFile, imageFilePath)
} catch (e: Exception) {
logcat(LogPriority.ERROR, e)
false
}
}
/**
* Checks if the download was successful.
*
@ -489,16 +515,10 @@ class Downloader(
dirname: String,
) {
// Ensure that the chapter folder has all the images.
val downloadedImages = tmpDir.listFiles().orEmpty().filterNot { it.name!!.endsWith(".tmp") }
val downloadedImages = tmpDir.listFiles().orEmpty().filterNot { it.name!!.endsWith(".tmp") || (it.name!!.contains("__") && !it.name!!.contains("__001.jpg")) }
download.status = if (downloadedImages.size == download.pages!!.size) {
Download.State.DOWNLOADED
} else {
Download.State.ERROR
}
// Only rename the directory if it's downloaded.
if (download.status == Download.State.DOWNLOADED) {
if (preferences.saveChaptersAsCBZ().get()) {
archiveChapter(mangaDir, dirname, tmpDir)
} else {
@ -507,6 +527,10 @@ class Downloader(
cache.addChapter(dirname, mangaDir, download.manga)
DiskUtil.createNoMediaFile(tmpDir, context)
Download.State.DOWNLOADED
} else {
Download.State.ERROR
}
}

2
app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
View File

@ -206,6 +206,8 @@ class PreferencesHelper(val context: Context) {
fun saveChaptersAsCBZ() = flowPrefs.getBoolean("save_chapter_as_cbz", true)
fun splitTallImages() = flowPrefs.getBoolean("split_tall_images", false)
fun folderPerManga() = prefs.getBoolean(Keys.folderPerManga, false)
fun numberOfBackups() = flowPrefs.getInt("backup_slots", 2)

1
app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListInterceptor.kt
View File

@ -1,7 +1,6 @@
package eu.kanade.tachiyomi.data.track.myanimelist
import eu.kanade.tachiyomi.network.parseAs
import kotlinx.serialization.decodeFromString
import kotlinx.serialization.json.Json
import okhttp3.Interceptor
import okhttp3.Response

4
app/src/main/java/eu/kanade/tachiyomi/source/LocalSource.kt
View File

@ -4,6 +4,7 @@ import android.content.Context
import com.github.junrar.Archive
import com.hippo.unifile.UniFile
import eu.kanade.tachiyomi.R
import eu.kanade.tachiyomi.data.cache.CoverCache
import eu.kanade.tachiyomi.source.model.Filter
import eu.kanade.tachiyomi.source.model.FilterList
import eu.kanade.tachiyomi.source.model.MangasPage
@ -31,6 +32,8 @@ import logcat.LogPriority
import rx.Observable
import tachiyomi.source.model.ChapterInfo
import tachiyomi.source.model.MangaInfo
import uy.kohesive.injekt.Injekt
import uy.kohesive.injekt.api.get
import uy.kohesive.injekt.injectLazy
import java.io.File
import java.io.FileInputStream
@ -40,6 +43,7 @@ import java.util.zip.ZipFile
class LocalSource(
private val context: Context,
private val coverCache: CoverCache = Injekt.get(),
) : CatalogueSource, UnmeteredSource {
private val json: Json by injectLazy()

5
app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerPageHolder.kt
View File

@ -19,6 +19,7 @@ import rx.Observable
import rx.Subscription
import rx.android.schedulers.AndroidSchedulers
import rx.schedulers.Schedulers
import java.io.BufferedInputStream
import java.io.ByteArrayInputStream
import java.io.InputStream
import java.util.concurrent.TimeUnit
@ -238,7 +239,7 @@ class PagerPageHolder(
.subscribe({}, {})
}
private fun process(page: ReaderPage, imageStream: InputStream): InputStream {
private fun process(page: ReaderPage, imageStream: BufferedInputStream): InputStream {
if (!viewer.config.dualPageSplit) {
return imageStream
}
@ -247,7 +248,7 @@ class PagerPageHolder(
return splitInHalf(imageStream)
}
val isDoublePage = ImageUtil.isDoublePage(imageStream)
val isDoublePage = ImageUtil.isWideImage(imageStream)
if (!isDoublePage) {
return imageStream
}

5
app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonPageHolder.kt
View File

@ -23,6 +23,7 @@ import rx.Observable
import rx.Subscription
import rx.android.schedulers.AndroidSchedulers
import rx.schedulers.Schedulers
import java.io.BufferedInputStream
import java.io.InputStream
import java.util.concurrent.TimeUnit
@ -272,12 +273,12 @@ class WebtoonPageHolder(
addSubscription(readImageHeaderSubscription)
}
private fun process(imageStream: InputStream): InputStream {
private fun process(imageStream: BufferedInputStream): InputStream {
if (!viewer.config.dualPageSplit) {
return imageStream
}
val isDoublePage = ImageUtil.isDoublePage(imageStream)
val isDoublePage = ImageUtil.isWideImage(imageStream)
if (!isDoublePage) {
return imageStream
}

7
app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsDownloadController.kt
View File

@ -24,6 +24,7 @@ import eu.kanade.tachiyomi.util.preference.multiSelectListPreference
import eu.kanade.tachiyomi.util.preference.onClick
import eu.kanade.tachiyomi.util.preference.preference
import eu.kanade.tachiyomi.util.preference.preferenceCategory
import eu.kanade.tachiyomi.util.preference.summaryRes
import eu.kanade.tachiyomi.util.preference.switchPreference
import eu.kanade.tachiyomi.util.preference.titleRes
import eu.kanade.tachiyomi.util.system.toast
@ -72,6 +73,12 @@ class SettingsDownloadController : SettingsController() {
bindTo(preferences.saveChaptersAsCBZ())
titleRes = R.string.save_chapter_as_cbz
}
switchPreference {
bindTo(preferences.splitTallImages())
titleRes = R.string.split_tall_images
summaryRes = R.string.split_tall_images_summary
}
preferenceCategory {
titleRes = R.string.pref_category_delete_chapters

12
app/src/main/java/eu/kanade/tachiyomi/util/system/ContextExtensions.kt
View File

@ -47,6 +47,7 @@ import logcat.LogPriority
import uy.kohesive.injekt.Injekt
import uy.kohesive.injekt.api.get
import java.io.File
import kotlin.math.max
import kotlin.math.roundToInt
private const val TABLET_UI_MIN_SCREEN_WIDTH_DP = 720
@ -166,6 +167,9 @@ fun Context.hasPermission(permission: String) = ContextCompat.checkSelfPermissio
}
}
val getDisplayMaxHeightInPx: Int
get() = Resources.getSystem().displayMetrics.let { max(it.heightPixels, it.widthPixels) }
/**
* Converts to dp.
*/
@ -258,7 +262,7 @@ fun Context.openInBrowser(uri: Uri, forceDefaultBrowser: Boolean = false) {
}
fun Context.defaultBrowserPackageName(): String? {
val browserIntent = Intent(Intent.ACTION_VIEW, Uri.parse("http://"))
val browserIntent = Intent(Intent.ACTION_VIEW, "http://".toUri())
return packageManager.resolveActivity(browserIntent, PackageManager.MATCH_DEFAULT_ONLY)
?.activityInfo?.packageName
?.takeUnless { it in DeviceUtil.invalidDefaultBrowsers }
@ -315,8 +319,8 @@ fun Context.isNightMode(): Boolean {
* https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:appcompat/appcompat/src/main/java/androidx/appcompat/app/AppCompatDelegateImpl.java;l=348;drc=e28752c96fc3fb4d3354781469a1af3dbded4898
*/
fun Context.createReaderThemeContext(): Context {
val prefs = Injekt.get<PreferencesHelper>()
val isDarkBackground = when (prefs.readerTheme().get()) {
val preferences = Injekt.get<PreferencesHelper>()
val isDarkBackground = when (preferences.readerTheme().get()) {
1, 2 -> true // Black, Gray
3 -> applicationContext.isNightMode() // Automatic bg uses activity background by default
else -> false // White
@ -329,7 +333,7 @@ fun Context.createReaderThemeContext(): Context {
val wrappedContext = ContextThemeWrapper(this, R.style.Theme_Tachiyomi)
wrappedContext.applyOverrideConfiguration(overrideConf)
ThemingDelegate.getThemeResIds(prefs.appTheme().get(), prefs.themeDarkAmoled().get())
ThemingDelegate.getThemeResIds(preferences.appTheme().get(), preferences.themeDarkAmoled().get())
.forEach { wrappedContext.theme.applyStyle(it, true) }
return wrappedContext
}

178
app/src/main/java/eu/kanade/tachiyomi/util/system/ImageUtil.kt
View File

@ -4,6 +4,7 @@ import android.content.Context
import android.content.res.Configuration
import android.graphics.Bitmap
import android.graphics.BitmapFactory
import android.graphics.BitmapRegionDecoder
import android.graphics.Color
import android.graphics.Rect
import android.graphics.drawable.ColorDrawable
@ -11,19 +12,27 @@ import android.graphics.drawable.Drawable
import android.graphics.drawable.GradientDrawable
import android.os.Build
import android.webkit.MimeTypeMap
import androidx.annotation.ColorInt
import androidx.core.graphics.alpha
import androidx.core.graphics.applyCanvas
import androidx.core.graphics.blue
import androidx.core.graphics.createBitmap
import androidx.core.graphics.get
import androidx.core.graphics.green
import androidx.core.graphics.red
import com.hippo.unifile.UniFile
import logcat.LogPriority
import tachiyomi.decoder.Format
import tachiyomi.decoder.ImageDecoder
import java.io.BufferedInputStream
import java.io.ByteArrayInputStream
import java.io.ByteArrayOutputStream
import java.io.File
import java.io.FileOutputStream
import java.io.InputStream
import java.net.URLConnection
import kotlin.math.abs
import kotlin.math.min
object ImageUtil {
@ -73,8 +82,7 @@ object ImageUtil {
Format.Webp -> type.isAnimated && Build.VERSION.SDK_INT >= Build.VERSION_CODES.P
else -> false
}
} catch (e: Exception) {
}
} catch (e: Exception) { /* Do Nothing */ }
return false
}
@ -106,19 +114,12 @@ object ImageUtil {
}
/**
* Check whether the image is a double-page spread
* Check whether the image is wide (which we consider a double-page spread).
*
* @return true if the width is greater than the height
*/
fun isDoublePage(imageStream: InputStream): Boolean {
imageStream.mark(imageStream.available() + 1)
val imageBytes = imageStream.readBytes()
val options = BitmapFactory.Options().apply { inJustDecodeBounds = true }
BitmapFactory.decodeByteArray(imageBytes, 0, imageBytes.size, options)
imageStream.reset()
fun isWideImage(imageStream: BufferedInputStream): Boolean {
val options = extractImageOptions(imageStream)
return options.outWidth > options.outHeight
}
@ -185,6 +186,111 @@ object ImageUtil {
RIGHT, LEFT
}
/**
* Check whether the image is considered a tall image.
*
* @return true if the height:width ratio is greater than 3.
*/
private fun isTallImage(imageStream: InputStream): Boolean {
val options = extractImageOptions(imageStream, resetAfterExtraction = false)
return (options.outHeight / options.outWidth) > 3
}
/**
* Splits tall images to improve performance of reader
*/
fun splitTallImage(imageFile: UniFile, imageFilePath: String): Boolean {
if (isAnimatedAndSupported(imageFile.openInputStream()) || !isTallImage(imageFile.openInputStream())) {
return true
}
val options = extractImageOptions(imageFile.openInputStream(), resetAfterExtraction = false).apply { inJustDecodeBounds = false }
// Values are stored as they get modified during split loop
val imageHeight = options.outHeight
val imageWidth = options.outWidth
val splitHeight = (getDisplayMaxHeightInPx * 1.5).toInt()
// -1 so it doesn't try to split when imageHeight = getDisplayHeightInPx
val partCount = (imageHeight - 1) / splitHeight + 1
val optimalSplitHeight = imageHeight / partCount
val splitDataList = (0 until partCount).fold(mutableListOf<SplitData>()) { list, index ->
list.apply {
// Only continue if the list is empty or there is image remaining
if (isEmpty() || imageHeight > last().bottomOffset) {
val topOffset = index * optimalSplitHeight
var outputImageHeight = min(optimalSplitHeight, imageHeight - topOffset)
val remainingHeight = imageHeight - (topOffset + outputImageHeight)
// If remaining height is smaller or equal to 1/3th of
// optimal split height then include it in current page
if (remainingHeight <= (optimalSplitHeight / 3)) {
outputImageHeight += remainingHeight
}
add(SplitData(index, topOffset, outputImageHeight))
}
}
}
val bitmapRegionDecoder = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
BitmapRegionDecoder.newInstance(imageFile.openInputStream())
} else {
@Suppress("DEPRECATION")
BitmapRegionDecoder.newInstance(imageFile.openInputStream(), false)
}
if (bitmapRegionDecoder == null) {
logcat { "Failed to create new instance of BitmapRegionDecoder" }
return false
}
logcat {
"Splitting image with height of $imageHeight into $partCount part " +
"with estimated ${optimalSplitHeight}px height per split"
}
return try {
splitDataList.forEach { splitData ->
val splitPath = splitImagePath(imageFilePath, splitData.index)
val region = Rect(0, splitData.topOffset, imageWidth, splitData.bottomOffset)
FileOutputStream(splitPath).use { outputStream ->
val splitBitmap = bitmapRegionDecoder.decodeRegion(region, options)
splitBitmap.compress(Bitmap.CompressFormat.JPEG, 100, outputStream)
splitBitmap.recycle()
}
logcat {
"Success: Split #${splitData.index + 1} with topOffset=${splitData.topOffset} " +
"height=${splitData.outputImageHeight} bottomOffset=${splitData.bottomOffset}"
}
}
imageFile.delete()
true
} catch (e: Exception) {
// Image splits were not successfully saved so delete them and keep the original image
splitDataList
.map { splitImagePath(imageFilePath, it.index) }
.forEach { File(it).delete() }
logcat(LogPriority.ERROR, e)
false
} finally {
bitmapRegionDecoder.recycle()
}
}
private fun splitImagePath(imageFilePath: String, index: Int) =
imageFilePath.substringBeforeLast(".") + "__${"%03d".format(index + 1)}.jpg"
data class SplitData(
val index: Int,
val topOffset: Int,
val outputImageHeight: Int,
) {
val bottomOffset = topOffset + outputImageHeight
}
/**
* Algorithm for determining what background to accompany a comic/manga page
*/
@ -209,14 +315,14 @@ object ImageUtil {
val leftOffsetX = left - offsetX
val rightOffsetX = right + offsetX
val topLeftPixel = image.getPixel(left, top)
val topRightPixel = image.getPixel(right, top)
val midLeftPixel = image.getPixel(left, midY)
val midRightPixel = image.getPixel(right, midY)
val topCenterPixel = image.getPixel(midX, top)
val botLeftPixel = image.getPixel(left, bot)
val bottomCenterPixel = image.getPixel(midX, bot)
val botRightPixel = image.getPixel(right, bot)
val topLeftPixel = image[left, top]
val topRightPixel = image[right, top]
val midLeftPixel = image[left, midY]
val midRightPixel = image[right, midY]
val topCenterPixel = image[midX, top]
val botLeftPixel = image[left, bot]
val bottomCenterPixel = image[midX, bot]
val botRightPixel = image[right, bot]
val topLeftIsDark = topLeftPixel.isDark()
val topRightIsDark = topRightPixel.isDark()
@ -269,8 +375,8 @@ object ImageUtil {
var whiteStreak = false
val notOffset = x == left || x == right
inner@ for ((index, y) in (0 until image.height step image.height / 25).withIndex()) {
val pixel = image.getPixel(x, y)
val pixelOff = image.getPixel(x + (if (x < image.width / 2) -offsetX else offsetX), y)
val pixel = image[x, y]
val pixelOff = image[x + (if (x < image.width / 2) -offsetX else offsetX), y]
if (pixel.isWhite()) {
whitePixelsStreak++
whitePixels++
@ -361,8 +467,8 @@ object ImageUtil {
val topCornersIsDark = topLeftIsDark && topRightIsDark
val botCornersIsDark = botLeftIsDark && botRightIsDark
val topOffsetCornersIsDark = image.getPixel(leftOffsetX, top).isDark() && image.getPixel(rightOffsetX, top).isDark()
val botOffsetCornersIsDark = image.getPixel(leftOffsetX, bot).isDark() && image.getPixel(rightOffsetX, bot).isDark()
val topOffsetCornersIsDark = image[leftOffsetX, top].isDark() && image[rightOffsetX, top].isDark()
val botOffsetCornersIsDark = image[leftOffsetX, bot].isDark() && image[rightOffsetX, bot].isDark()
val gradient = when {
darkBG && botCornersIsWhite -> {
@ -391,15 +497,31 @@ object ImageUtil {
)
}
private fun Int.isDark(): Boolean =
private fun @receiver:ColorInt Int.isDark(): Boolean =
red < 40 && blue < 40 && green < 40 && alpha > 200
private fun Int.isCloseTo(other: Int): Boolean =
private fun @receiver:ColorInt Int.isCloseTo(other: Int): Boolean =
abs(red - other.red) < 30 && abs(green - other.green) < 30 && abs(blue - other.blue) < 30
private fun Int.isWhite(): Boolean =
private fun @receiver:ColorInt Int.isWhite(): Boolean =
red + blue + green > 740
/**
* Used to check an image's dimensions without loading it in the memory.
*/
private fun extractImageOptions(
imageStream: InputStream,
resetAfterExtraction: Boolean = true,
): BitmapFactory.Options {
imageStream.mark(imageStream.available() + 1)
val imageBytes = imageStream.readBytes()
val options = BitmapFactory.Options().apply { inJustDecodeBounds = true }
BitmapFactory.decodeByteArray(imageBytes, 0, imageBytes.size, options)
if (resetAfterExtraction) imageStream.reset()
return options
}
// Android doesn't include some mappings
private val SUPPLEMENTARY_MIMETYPE_MAPPING = mapOf(
// https://issuetracker.google.com/issues/182703810

5
app/src/main/res/values/strings.xml
View File

@ -410,6 +410,8 @@
<string name="pref_download_new">Download new chapters</string>
<string name="pref_download_new_categories_details">Manga in excluded categories will not be downloaded even if they are also in included categories.</string>
<string name="save_chapter_as_cbz">Save as CBZ archive</string>
<string name="split_tall_images">Auto split tall images</string>
<string name="split_tall_images_summary">Improves reader performance by splitting tall downloaded images.</string>
<!-- Tracking section -->
<string name="tracking_guide">Tracking guide</string>
@ -809,6 +811,9 @@
<string name="download_notifier_no_network">No network connection available</string>
<string name="download_notifier_download_paused">Download paused</string>
<string name="download_notifier_download_finish">Download completed</string>
<string name="download_notifier_split_page_not_found">Page %d not found while splitting</string>
<string name="download_notifier_split_page_path_not_found">Couldn\'t find file path of page %d</string>
<string name="download_notifier_split_failed">Couldn\'t split downloaded image</string>
<!-- Notification channels -->
<string name="channel_common">Common</string>