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Setup listeners & tracks

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Damontecres 2025-11-05 22:54:52 -05:00
parent ce8568b51c
commit 76825529b9
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1 changed files with 97 additions and 4 deletions
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101
app/src/main/java/com/github/damontecres/wholphin/util/mpv/MpvPlayer.kt
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@ -2,6 +2,7 @@ package com.github.damontecres.wholphin.util.mpv
import android.content.Context
import android.os.Build
import android.os.Handler
import android.os.Looper
import android.view.Surface
import android.view.SurfaceHolder
@ -12,16 +13,21 @@ import androidx.media3.common.AudioAttributes
import androidx.media3.common.BasePlayer
import androidx.media3.common.C
import androidx.media3.common.DeviceInfo
import androidx.media3.common.Format
import androidx.media3.common.MediaItem
import androidx.media3.common.MediaMetadata
import androidx.media3.common.MimeTypes
import androidx.media3.common.PlaybackException
import androidx.media3.common.PlaybackParameters
import androidx.media3.common.Player
import androidx.media3.common.Timeline
import androidx.media3.common.TrackGroup
import androidx.media3.common.TrackSelectionParameters
import androidx.media3.common.Tracks
import androidx.media3.common.VideoSize
import androidx.media3.common.text.CueGroup
import androidx.media3.common.util.Clock
import androidx.media3.common.util.ListenerSet
import androidx.media3.common.util.Size
import androidx.media3.common.util.UnstableApi
import androidx.media3.common.util.Util
@ -41,9 +47,19 @@ class MpvPlayer(
private const val DEBUG = false
}
private var isPaused: Boolean = true
private var surface: Surface? = null
private val listeners = mutableListOf<Player.Listener>()
// private val listeners = mutableListOf<Player.Listener>()
private val looper = Util.getCurrentOrMainLooper()
private val handler = Handler(looper)
private val listeners =
ListenerSet<Player.Listener>(
looper,
Clock.DEFAULT,
) { listener, eventFlags ->
listener.onEvents(this@MpvPlayer, Player.Events(eventFlags))
}
private val availableCommands: Player.Commands
private lateinit var surfaceSize: Size
@ -186,6 +202,7 @@ class MpvPlayer(
throwIfReleased()
if (DEBUG) Timber.v("setPlayWhenReady")
if (playWhenReady) {
MPVLib.setPropertyBoolean("pause", false)
} else {
MPVLib.setPropertyBoolean("pause", true)
}
@ -194,7 +211,7 @@ class MpvPlayer(
override fun getPlayWhenReady(): Boolean {
throwIfReleased()
if (DEBUG) Timber.v("getPlayWhenReady")
val isPaused = MPVLib.getPropertyBoolean("pause")!!
val isPaused = MPVLib.getPropertyBoolean("pause") ?: this.isPaused
return !isPaused
}
@ -248,8 +265,7 @@ class MpvPlayer(
override fun getCurrentTracks(): Tracks {
if (DEBUG) Timber.v("getCurrentTracks")
// TODO
return Tracks.EMPTY
return getTracks() ?: Tracks.EMPTY
}
override fun getTrackSelectionParameters(): TrackSelectionParameters {
@ -505,6 +521,12 @@ class MpvPlayer(
value: Boolean,
) {
Timber.v("eventPropertyBoolean: $property=$value")
when (property) {
MPVProperty.PAUSED -> {
isPaused = value
notifyListeners(EVENT_IS_PLAYING_CHANGED) { onIsPlayingChanged(!value) }
}
}
}
override fun eventProperty(
@ -532,6 +554,9 @@ class MpvPlayer(
if (startPositionMs > 0) {
seekTo(startPositionMs)
}
getTracks()?.let {
notifyListeners(EVENT_TRACKS_CHANGED) { onTracksChanged(it) }
}
}
}
}
@ -541,4 +566,72 @@ class MpvPlayer(
throw IllegalStateException("Cannot access MpvPlayer after it is released")
}
}
private fun notifyListeners(
eventId: Int,
block: Player.Listener.() -> Unit,
) {
handler.post {
listeners.queueEvent(eventId) {
block.invoke(it)
}
listeners.flushEvents()
}
}
private fun getTracks(): Tracks? {
val trackCount = MPVLib.getPropertyInt("track-list/count") ?: return null
val groups =
(0..<trackCount).mapNotNull { idx ->
val type = MPVLib.getPropertyString("track-list/$idx/type")
val id = MPVLib.getPropertyInt("track-list/$idx/id")
val lang = MPVLib.getPropertyString("track-list/$idx/lang")
val codec = MPVLib.getPropertyString("track-list/$idx/codec")
val codecDescription = MPVLib.getPropertyString("track-list/$idx/codec-desc")
val title = MPVLib.getPropertyString("track-list/$idx/title")
val isDefault = MPVLib.getPropertyBoolean("track-list/$idx/default") ?: false
val isForced = MPVLib.getPropertyBoolean("track-list/$idx/forced") ?: false
val isExternal = MPVLib.getPropertyBoolean("track-list/$idx/external") ?: false
val isSelected = MPVLib.getPropertyBoolean("track-list/$idx/selected") ?: false
val channelCount = MPVLib.getPropertyInt("track-list/$idx/demux-channel-count")
if (type != null && id != null) {
// TODO do we need the real mimetypes?
val mimeType =
when (type) {
"video" -> MimeTypes.BASE_TYPE_VIDEO + "/todo"
"audio" -> MimeTypes.BASE_TYPE_AUDIO + "/todo"
"sub" -> MimeTypes.BASE_TYPE_TEXT + "/todo"
else -> "unknown/todo"
}
var flags = 0
if (isDefault) flags = flags or C.SELECTION_FLAG_DEFAULT
if (isForced) flags = flags or C.SELECTION_FLAG_FORCED
val builder =
Format
.Builder()
.setId(id)
.setCodecs(codec)
.setSampleMimeType(mimeType)
.setLanguage(lang)
.setLabel(listOfNotNull(title, codecDescription).joinToString(","))
.setSelectionFlags(flags)
channelCount?.let(builder::setChannelCount)
val format = builder.build()
val trackGroup = TrackGroup(format)
val group =
Tracks.Group(
trackGroup,
false,
intArrayOf(C.FORMAT_HANDLED),
booleanArrayOf(isSelected),
)
group
} else {
null
}
}
return Tracks(groups)
}
}