mirror of
https://github.com/libre-tube/LibreTube.git
synced 2024-12-13 13:50:30 +05:30
Implement proper support for dash.
This commit is contained in:
Kavin
parent
068214df85
commit
da6a614a89
@ -103,6 +103,7 @@ dependencies {
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implementation libs.exoplayer
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implementation(libs.exoplayer.extension.cronet) { exclude group: 'com.google.android.gms' }
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implementation libs.exoplayer.extension.mediasession
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implementation libs.exoplayer.dash
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/* Retrofit and Jackson */
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implementation libs.square.retrofit
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@ -19,5 +19,5 @@ data class PipedStream(
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var height: Int? = null,
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var fps: Int? = null,
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val audioTrackName: String? = null,
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val audioTrackId: String? = null
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val audioTrackId: String? = null,
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)
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@ -18,6 +18,7 @@ import android.os.Looper
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import android.os.PowerManager
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import android.text.Html
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import android.text.format.DateUtils
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import android.util.Base64
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import android.util.Log
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import android.view.LayoutInflater
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import android.view.MotionEvent
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@ -75,6 +76,7 @@ import com.github.libretube.ui.models.PlayerViewModel
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import com.github.libretube.ui.sheets.BaseBottomSheet
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import com.github.libretube.ui.sheets.PlayingQueueSheet
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import com.github.libretube.util.BackgroundHelper
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import com.github.libretube.util.DashHelper
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import com.github.libretube.util.ImageHelper
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import com.github.libretube.util.NowPlayingNotification
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import com.github.libretube.util.PlayerHelper
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@ -102,6 +104,7 @@ import com.google.android.exoplayer2.ui.StyledPlayerView
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import com.google.android.exoplayer2.upstream.DataSource
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import com.google.android.exoplayer2.upstream.DefaultDataSource
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import com.google.android.exoplayer2.upstream.DefaultHttpDataSource
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import com.google.android.exoplayer2.util.MimeTypes
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import com.google.android.material.dialog.MaterialAlertDialogBuilder
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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@ -941,7 +944,10 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
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}
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// update the subscribed state
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binding.playerSubscribe.setupSubscriptionButton(streams.uploaderUrl?.toID(), streams.uploader)
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binding.playerSubscribe.setupSubscriptionButton(
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streams.uploaderUrl?.toID(),
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streams.uploader
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)
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if (token != "") {
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binding.relPlayerSave.setOnClickListener {
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@ -1072,41 +1078,10 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
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return chapterIndex
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}
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private fun setMediaSource(
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videoUrl: String,
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audioUrl: String
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) {
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val checkIntervalSize = when (PlayerHelper.progressiveLoadingIntervalSize) {
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"default" -> ProgressiveMediaSource.DEFAULT_LOADING_CHECK_INTERVAL_BYTES
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else -> PlayerHelper.progressiveLoadingIntervalSize.toInt() * 1024
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}
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val dataSourceFactory: DataSource.Factory =
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DefaultHttpDataSource.Factory()
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val videoItem: MediaItem = MediaItem.Builder()
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.setUri(videoUrl.toUri())
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.setSubtitleConfigurations(subtitles)
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.build()
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val videoSource: MediaSource =
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ProgressiveMediaSource.Factory(dataSourceFactory)
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.setContinueLoadingCheckIntervalBytes(checkIntervalSize)
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.createMediaSource(videoItem)
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val audioSource: MediaSource =
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ProgressiveMediaSource.Factory(dataSourceFactory)
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.setContinueLoadingCheckIntervalBytes(checkIntervalSize)
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.createMediaSource(fromUri(audioUrl))
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val mergeSource: MediaSource =
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MergingMediaSource(videoSource, audioSource)
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exoPlayer.setMediaSource(mergeSource)
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}
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private fun setHLSMediaSource(uri: Uri) {
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private fun setMediaSource(uri: Uri, mimeType: String) {
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val mediaItem: MediaItem = MediaItem.Builder()
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.setUri(uri)
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.setMimeType(mimeType)
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.setSubtitleConfigurations(subtitles)
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.build()
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exoPlayer.setMediaItem(mediaItem)
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@ -1187,41 +1162,24 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
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// set media source and resolution in the beginning
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setStreamSource(
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streams,
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videosNameArray,
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videosUrlArray
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)
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}
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private fun setStreamSource(
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streams: Streams,
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videosNameArray: Array<String>,
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videosUrlArray: Array<String>
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streams: Streams
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) {
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val defaultResolution = PlayerHelper.getDefaultResolution(requireContext())
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if (defaultResolution != "") {
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videosNameArray.forEachIndexed { index, pipedStream ->
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// search for quality preference in the available stream sources
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if (pipedStream.contains(defaultResolution)) {
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selectedVideoSourceUrl = videosUrlArray[index]
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selectedAudioSourceUrl = selectedAudioSourceUrl ?: getAudioSource(streams.audioStreams)
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setMediaSource(selectedAudioSourceUrl!!, selectedVideoSourceUrl!!)
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return
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}
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}
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// TODO: Fix this, we need to set it from the player!
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}
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// if default resolution isn't set or available, use hls if available
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if (streams.hls != null) {
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setHLSMediaSource(Uri.parse(streams.hls))
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return
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}
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val manifest = DashHelper.createManifest(streams)
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// if nothing found, use the first list entry
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if (videosUrlArray.isNotEmpty()) {
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val videoUri = videosUrlArray[0]
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val audioUrl = PlayerHelper.getAudioSource(requireContext(), streams.audioStreams!!)
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setMediaSource(videoUri, audioUrl)
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}
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// encode to base64
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val encoded = Base64.encodeToString(manifest.toByteArray(), Base64.DEFAULT)
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val mediaItem = "data:application/dash+xml;charset=utf-8;base64,${encoded}"
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this.setMediaSource(mediaItem.toUri(), MimeTypes.APPLICATION_MPD)
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}
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private fun getAudioSource(audioStreams: List<PipedStream>?): String {
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@ -1409,11 +1367,9 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
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videosNameArray[which] == "LBRY HLS"
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) {
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// set the progressive media source
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setHLSMediaSource(videosUrlArray[which].toUri())
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setMediaSource(videosUrlArray[which], MimeTypes.APPLICATION_M3U8)
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} else {
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selectedVideoSourceUrl = videosUrlArray[which]
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selectedAudioSourceUrl = selectedAudioSourceUrl ?: getAudioSource(streams.audioStreams)
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setMediaSource(selectedVideoSourceUrl!!, selectedAudioSourceUrl!!)
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// TODO: Fix this
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}
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exoPlayer.seekTo(lastPosition)
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}
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176
app/src/main/java/com/github/libretube/util/DashHelper.kt
Normal file
176
app/src/main/java/com/github/libretube/util/DashHelper.kt
Normal file
@ -0,0 +1,176 @@
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package com.github.libretube.util
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import com.github.libretube.api.obj.PipedStream
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import com.github.libretube.api.obj.Streams
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import org.w3c.dom.Document
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import org.w3c.dom.Element
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import java.io.StringWriter
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import javax.xml.parsers.DocumentBuilder
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import javax.xml.parsers.DocumentBuilderFactory
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import javax.xml.transform.TransformerFactory
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import javax.xml.transform.dom.DOMSource
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import javax.xml.transform.stream.StreamResult
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// Based off of https://github.com/TeamPiped/Piped/blob/master/src/utils/DashUtils.js
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class DashHelper {
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companion object {
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private val builderFactory: DocumentBuilderFactory = DocumentBuilderFactory.newInstance()
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private val transformerFactory: TransformerFactory = TransformerFactory.newInstance()
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private data class AdapSetInfo(
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val mimeType: String,
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val audioTrackId: String? = null,
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val formats: MutableList<PipedStream> = mutableListOf()
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)
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fun createManifest(streams: Streams): String {
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val builder: DocumentBuilder = builderFactory.newDocumentBuilder()
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val doc = builder.newDocument()
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val mpd = doc.createElement("MPD")
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mpd.setAttribute("xmlns", "urn:mpeg:dash:schema:mpd:2011")
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mpd.setAttribute("profiles", "urn:mpeg:dash:profile:full:2011")
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mpd.setAttribute("minBufferTime", "PT1.5S")
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mpd.setAttribute("type", "static")
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mpd.setAttribute("mediaPresentationDuration", "PT${streams.duration}S")
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val period = doc.createElement("Period")
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val adapSetInfos = ArrayList<AdapSetInfo>()
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for (stream in streams.videoStreams!!) {
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// ignore dual format streams
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if (!stream.videoOnly!!)
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continue
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val adapSetInfo = adapSetInfos.find { it.mimeType == stream.mimeType }
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if (adapSetInfo != null) {
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adapSetInfo.formats.add(stream)
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continue
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}
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adapSetInfos.add(
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AdapSetInfo(
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stream.mimeType!!,
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null,
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mutableListOf(stream)
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)
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)
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}
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for (stream in streams.audioStreams!!) {
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val adapSetInfo =
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adapSetInfos.find { it.mimeType == stream.mimeType && it.audioTrackId == stream.audioTrackId }
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if (adapSetInfo != null) {
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adapSetInfo.formats.add(stream)
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continue
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}
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adapSetInfos.add(
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AdapSetInfo(
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stream.mimeType!!,
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null,
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mutableListOf(stream)
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)
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)
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}
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for (adapSet in adapSetInfos) {
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val adapSetElement = doc.createElement("AdaptationSet")
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adapSetElement.setAttribute("mimeType", adapSet.mimeType)
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adapSetElement.setAttribute("startWithSAP", "1")
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adapSetElement.setAttribute("subsegmentAlignment", "true")
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if (adapSet.audioTrackId != null) {
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adapSetElement.setAttribute("lang", adapSet.audioTrackId.substring(0, 2))
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}
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val isVideo = adapSet.mimeType.contains("video")
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if (isVideo) {
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adapSetElement.setAttribute("scanType", "progressive")
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}
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for (stream in adapSet.formats) {
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val rep = let {
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if (isVideo) {
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createVideoRepresentation(doc, stream)
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} else {
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createAudioRepresentation(doc, stream)
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}
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}
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adapSetElement.appendChild(rep)
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}
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period.appendChild(adapSetElement)
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}
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mpd.appendChild(period)
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doc.appendChild(mpd)
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val domSource = DOMSource(doc)
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val writer = StringWriter()
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val transformer = transformerFactory.newTransformer()
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transformer.transform(domSource, StreamResult(writer))
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return writer.toString()
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}
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private fun createAudioRepresentation(doc: Document, stream: PipedStream): Element {
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val representation = doc.createElement("Representation")
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representation.setAttribute("bandwidth", stream.bitrate.toString())
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representation.setAttribute("codecs", stream.codec!!)
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representation.setAttribute("mimeType", stream.mimeType!!)
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val audioChannelConfiguration = doc.createElement("AudioChannelConfiguration")
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audioChannelConfiguration.setAttribute(
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"schemeIdUri",
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"urn:mpeg:dash:23003:3:audio_channel_configuration:2011"
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)
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audioChannelConfiguration.setAttribute("value", "2")
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val baseUrl = doc.createElement("BaseURL")
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baseUrl.appendChild(doc.createTextNode(stream.url!!))
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val segmentBase = doc.createElement("SegmentBase")
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segmentBase.setAttribute("indexRange", "${stream.indexStart}-${stream.indexEnd}")
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val initialization = doc.createElement("Initialization")
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initialization.setAttribute("range", "${stream.initStart}-${stream.initEnd}")
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segmentBase.appendChild(initialization)
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representation.appendChild(audioChannelConfiguration)
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representation.appendChild(baseUrl)
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representation.appendChild(segmentBase)
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return representation
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}
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private fun createVideoRepresentation(doc: Document, stream: PipedStream): Element {
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val representation = doc.createElement("Representation")
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representation.setAttribute("codecs", stream.codec!!)
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representation.setAttribute("bandwidth", stream.bitrate.toString())
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representation.setAttribute("width", stream.width.toString())
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representation.setAttribute("height", stream.height.toString())
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representation.setAttribute("maxPlayoutRate", "1")
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representation.setAttribute("frameRate", stream.fps.toString())
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val baseUrl = doc.createElement("BaseURL")
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baseUrl.appendChild(doc.createTextNode(stream.url!!))
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val segmentBase = doc.createElement("SegmentBase")
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segmentBase.setAttribute("indexRange", "${stream.indexStart}-${stream.indexEnd}")
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val initialization = doc.createElement("Initialization")
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initialization.setAttribute("range", "${stream.initStart}-${stream.initEnd}")
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segmentBase.appendChild(initialization)
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representation.appendChild(baseUrl)
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representation.appendChild(segmentBase)
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return representation
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}
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}
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}
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@ -41,6 +41,7 @@ square-retrofit-converterJackson = { group = "com.squareup.retrofit2", name = "c
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jacksonAnnotations = { group = "com.fasterxml.jackson.core", name = "jackson-annotations", version.ref = "jacksonAnnotations" }
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desugaring = { group = "com.android.tools", name = "desugar_jdk_libs", version.ref = "desugaring" }
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exoplayer-extension-cronet = { group = "com.google.android.exoplayer", name = "extension-cronet", version.ref = "exoplayer" }
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exoplayer-dash = { group = "com.google.android.exoplayer", name = "exoplayer-dash", version.ref = "exoplayer" }
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cronet-embedded = { group = "org.chromium.net", name = "cronet-embedded", version.ref = "cronetEmbedded" }
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cronet-okhttp = { group = "com.google.net.cronet", name = "cronet-okhttp", version.ref = "cronetOkHttp" }
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coil = { group = "io.coil-kt", name = "coil", version.ref="coil" }
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