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Code Issues Packages Projects Releases Wiki Activity

VoiceBroadcastPlayer - Live listening

This commit is contained in:
Florian Renaud 2022-10-19 18:07:44 +02:00
parent fe44a829af
commit e9c81ca98f
5 changed files with 249 additions and 42 deletions
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2
matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/events/model/Event.kt
View File

@ -401,7 +401,7 @@ fun Event.getRelationContent(): RelationDefaultContent? {
when (getClearType()) {
EventType.STICKER -> getClearContent().toModel<MessageStickerContent>()?.relatesTo
in EventType.BEACON_LOCATION_DATA -> getClearContent().toModel<MessageBeaconLocationDataContent>()?.relatesTo
else -> null
else -> getClearContent()?.get("m.relates_to")?.toContent().toModel()
}
}
}

10
matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/room/timeline/TimelineEventDataSource.kt
View File

@ -22,6 +22,8 @@ import io.realm.Sort
import org.matrix.android.sdk.api.session.events.model.getRelationContent
import org.matrix.android.sdk.api.session.events.model.isImageMessage
import org.matrix.android.sdk.api.session.events.model.isVideoMessage
import org.matrix.android.sdk.api.session.events.model.toModel
import org.matrix.android.sdk.api.session.room.model.message.MessageContent
import org.matrix.android.sdk.api.session.room.timeline.TimelineEvent
import org.matrix.android.sdk.api.util.Optional
import org.matrix.android.sdk.internal.database.RealmSessionProvider
@ -74,7 +76,13 @@ internal class TimelineEventDataSource @Inject constructor(
.distinct(TimelineEventEntityFields.EVENT_ID)
.findAll()
.mapNotNull {
timelineEventMapper.map(it).takeIf { it.root.getRelationContent()?.takeIf { it.type == eventType && it.eventId == eventId } != null }
timelineEventMapper.map(it)
.takeIf {
val isEventRelatedTo = it.root.getRelationContent()?.takeIf { it.type == eventType && it.eventId == eventId } != null
val isContentRelatedTo = it.root.getClearContent()?.toModel<MessageContent>()
?.relatesTo?.takeIf { it.type == eventType && it.eventId == eventId } != null
isEventRelatedTo || isContentRelatedTo
}
}
}
}

2
vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastHelper.kt
View File

@ -40,7 +40,7 @@ class VoiceBroadcastHelper @Inject constructor(
suspend fun stopVoiceBroadcast(roomId: String) = stopVoiceBroadcastUseCase.execute(roomId)
fun playOrResumePlayback(roomId: String, eventId: String) = voiceBroadcastPlayer.play(roomId, eventId)
fun playOrResumePlayback(roomId: String, eventId: String) = voiceBroadcastPlayer.playOrResume(roomId, eventId)
fun pausePlayback() = voiceBroadcastPlayer.pause()

236
vector/src/main/java/im/vector/app/features/voicebroadcast/VoiceBroadcastPlayer.kt
View File

@ -20,13 +20,19 @@ import android.media.AudioAttributes
import android.media.MediaPlayer
import im.vector.app.core.di.ActiveSessionHolder
import im.vector.app.features.home.room.detail.timeline.helper.AudioMessagePlaybackTracker
import im.vector.app.features.home.room.detail.timeline.helper.AudioMessagePlaybackTracker.Listener.State
import im.vector.app.features.voice.VoiceFailure
import im.vector.app.features.voicebroadcast.model.VoiceBroadcastState
import im.vector.app.features.voicebroadcast.model.asVoiceBroadcastEvent
import im.vector.app.features.voicebroadcast.usecase.GetVoiceBroadcastStateUseCase
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.Job
import kotlinx.coroutines.SupervisorJob
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.mapNotNull
import kotlinx.coroutines.flow.onEach
import kotlinx.coroutines.launch
import org.matrix.android.sdk.api.extensions.orFalse
import org.matrix.android.sdk.api.query.QueryStringValue
import org.matrix.android.sdk.api.session.events.model.RelationType
import org.matrix.android.sdk.api.session.events.model.getRelationContent
import org.matrix.android.sdk.api.session.getRoom
@ -34,6 +40,11 @@ import org.matrix.android.sdk.api.session.room.Room
import org.matrix.android.sdk.api.session.room.model.message.MessageAudioContent
import org.matrix.android.sdk.api.session.room.model.message.MessageAudioEvent
import org.matrix.android.sdk.api.session.room.model.message.asMessageAudioEvent
import org.matrix.android.sdk.api.session.room.timeline.Timeline
import org.matrix.android.sdk.api.session.room.timeline.TimelineEvent
import org.matrix.android.sdk.api.session.room.timeline.TimelineSettings
import org.matrix.android.sdk.flow.flow
import org.matrix.android.sdk.flow.unwrap
import timber.log.Timber
import javax.inject.Inject
import javax.inject.Singleton
@ -42,62 +53,117 @@ import javax.inject.Singleton
class VoiceBroadcastPlayer @Inject constructor(
private val sessionHolder: ActiveSessionHolder,
private val playbackTracker: AudioMessagePlaybackTracker,
private val getVoiceBroadcastStateUseCase: GetVoiceBroadcastStateUseCase,
) {
private val coroutineScope = CoroutineScope(SupervisorJob() + Dispatchers.Default)
private val session
get() = sessionHolder.getActiveSession()
private val coroutineScope = CoroutineScope(SupervisorJob() + Dispatchers.Default)
private var voiceBroadcastStateJob: Job? = null
private var currentTimeline: Timeline? = null
set(value) {
field?.removeAllListeners()
field?.dispose()
field = value
}
private val mediaPlayerListener = MediaPlayerListener()
private var timelineListener: TimelineListener? = null
private var currentMediaPlayer: MediaPlayer? = null
private var currentPlayingIndex: Int = -1
private var nextMediaPlayer: MediaPlayer? = null
set(value) {
field = value
currentMediaPlayer?.setNextMediaPlayer(value)
}
private var currentSequence: Int? = null
private var playlist = emptyList<MessageAudioEvent>()
private val currentVoiceBroadcastId
get() = playlist.getOrNull(currentPlayingIndex)?.root?.getRelationContent()?.eventId
get() = playlist.firstOrNull()?.root?.getRelationContent()?.eventId
private val mediaPlayerListener = MediaPlayerListener()
fun play(roomId: String, eventId: String) {
val room = session.getRoom(roomId) ?: error("Unknown roomId: $roomId")
private var state: State = State.IDLE
set(value) {
Timber.w("## VoiceBroadcastPlayer state: $field -> $value")
field = value
}
fun playOrResume(roomId: String, eventId: String) {
val hasChanged = currentVoiceBroadcastId != eventId
when {
currentVoiceBroadcastId != eventId -> {
stop()
updatePlaylist(room, eventId)
startPlayback()
}
playbackTracker.getPlaybackState(eventId) is State.Playing -> pause()
else -> resumePlayback()
hasChanged -> startPlayback(roomId, eventId)
state == State.PAUSED -> resumePlayback()
else -> Unit
}
}
fun pause() {
currentMediaPlayer?.pause()
currentVoiceBroadcastId?.let { playbackTracker.pausePlayback(it) }
state = State.PAUSED
}
fun stop() {
// Stop playback
currentMediaPlayer?.stop()
currentVoiceBroadcastId?.let { playbackTracker.stopPlayback(it) }
// Release current player
release(currentMediaPlayer)
currentMediaPlayer = null
// Release next player
release(nextMediaPlayer)
nextMediaPlayer = null
// Do not observe anymore voice broadcast state changes
voiceBroadcastStateJob?.cancel()
voiceBroadcastStateJob = null
// In case of live broadcast, stop observing new chunks
currentTimeline?.dispose()
currentTimeline?.removeAllListeners()
currentTimeline = null
timelineListener = null
// Update state
state = State.IDLE
// Clear playlist
playlist = emptyList()
currentPlayingIndex = -1
currentSequence = null
}
private fun updatePlaylist(room: Room, eventId: String) {
val timelineEvents = room.timelineService().getTimelineEventsRelatedTo(RelationType.REFERENCE, eventId)
val audioEvents = timelineEvents.mapNotNull { it.root.asMessageAudioEvent() }
playlist = audioEvents.sortedBy { it.getVoiceBroadcastChunk()?.sequence?.toLong() ?: it.root.originServerTs }
private fun startPlayback(roomId: String, eventId: String) {
val room = session.getRoom(roomId) ?: error("Unknown roomId: $roomId")
// Stop listening previous voice broadcast if any
if (state != State.IDLE) stop()
state = State.BUFFERING
val voiceBroadcastState = getVoiceBroadcastStateUseCase.execute(roomId, eventId)
if (voiceBroadcastState == VoiceBroadcastState.STOPPED) {
// Get static playlist
updatePlaylist(getExistingChunks(room, eventId))
startPlayback(false)
} else {
playLiveVoiceBroadcast(room, eventId)
}
}
private fun startPlayback() {
val content = playlist.firstOrNull()?.content ?: run { Timber.w("## VoiceBroadcastPlayer: No content to play"); return }
private fun startPlayback(isLive: Boolean) {
val event = if (isLive) playlist.lastOrNull() else playlist.firstOrNull()
val content = event?.content ?: run { Timber.w("## VoiceBroadcastPlayer: No content to play"); return }
val sequence = event.getVoiceBroadcastChunk()?.sequence
coroutineScope.launch {
try {
currentMediaPlayer = prepareMediaPlayer(content)
currentMediaPlayer?.start()
currentPlayingIndex = 0
currentVoiceBroadcastId?.let { playbackTracker.startPlayback(it) }
prepareNextFile()
currentSequence = sequence
state = State.PLAYING
nextMediaPlayer = prepareNextMediaPlayer()
} catch (failure: Throwable) {
Timber.e(failure, "Unable to start playback")
throw VoiceFailure.UnableToPlay(failure)
@ -105,19 +171,68 @@ class VoiceBroadcastPlayer @Inject constructor(
}
}
private fun playLiveVoiceBroadcast(room: Room, eventId: String) {
val voiceBroadcastEvent = room.timelineService().getTimelineEvent(eventId)?.root?.asVoiceBroadcastEvent()
?: error("Cannot retrieve voice broadcast $eventId")
updatePlaylist(getExistingChunks(room, eventId))
startPlayback(true)
room.flow()
.liveStateEvent(VoiceBroadcastConstants.STATE_ROOM_VOICE_BROADCAST_INFO, QueryStringValue.Equals(voiceBroadcastEvent.root.stateKey!!))
.unwrap()
.mapNotNull { it.asVoiceBroadcastEvent()?.content?.voiceBroadcastState }
.onEach { state ->
when (state) {
VoiceBroadcastState.STARTED,
VoiceBroadcastState.PAUSED,
VoiceBroadcastState.RESUMED -> {
observeIncomingChunks(room, eventId)
}
VoiceBroadcastState.STOPPED -> {
currentTimeline?.dispose()
currentTimeline?.removeAllListeners()
currentTimeline = null
}
}
}
.launchIn(coroutineScope)
}
private fun getExistingChunks(room: Room, eventId: String): List<MessageAudioEvent> {
return room.timelineService().getTimelineEventsRelatedTo(RelationType.REFERENCE, eventId)
.mapNotNull { it.root.asMessageAudioEvent() }
.filter { it.isVoiceBroadcast() }
}
private fun observeIncomingChunks(room: Room, eventId: String) {
// Fixme this is probably not necessary here
currentTimeline?.dispose()
currentTimeline?.removeAllListeners()
currentTimeline = room.timelineService().createTimeline(null, TimelineSettings(5)).also { timeline ->
timelineListener = TimelineListener(eventId).also { timeline.addListener(it) }
timeline.start()
}
}
private fun resumePlayback() {
currentMediaPlayer?.start()
currentVoiceBroadcastId?.let { playbackTracker.startPlayback(it) }
state = State.PLAYING
}
private suspend fun prepareNextFile() {
val nextContent = playlist.getOrNull(currentPlayingIndex + 1)?.content
if (nextContent == null) {
currentMediaPlayer?.setOnCompletionListener(mediaPlayerListener)
} else {
val nextMediaPlayer = prepareMediaPlayer(nextContent)
currentMediaPlayer?.setNextMediaPlayer(nextMediaPlayer)
}
private fun updatePlaylist(playlist: List<MessageAudioEvent>) {
this.playlist = playlist.sortedBy { it.getVoiceBroadcastChunk()?.sequence?.toLong() ?: it.root.originServerTs }
}
private fun getNextAudioContent(): MessageAudioContent? {
val nextSequence = currentSequence?.plus(1)
?: timelineListener?.let { playlist.lastOrNull()?.sequence }
?: 1
return playlist.find { it.getVoiceBroadcastChunk()?.sequence == nextSequence }?.content
}
private suspend fun prepareNextMediaPlayer(): MediaPlayer? {
val nextContent = getNextAudioContent() ?: return null
return prepareMediaPlayer(nextContent)
}
private suspend fun prepareMediaPlayer(messageAudioContent: MessageAudioContent): MediaPlayer {
@ -141,6 +256,7 @@ class VoiceBroadcastPlayer @Inject constructor(
setDataSource(fis.fd)
setOnInfoListener(mediaPlayerListener)
setOnErrorListener(mediaPlayerListener)
setOnCompletionListener(mediaPlayerListener)
prepare()
}
}
@ -155,24 +271,59 @@ class VoiceBroadcastPlayer @Inject constructor(
}
}
inner class MediaPlayerListener : MediaPlayer.OnInfoListener, MediaPlayer.OnCompletionListener, MediaPlayer.OnErrorListener {
private inner class TimelineListener(private val voiceBroadcastId: String) : Timeline.Listener {
override fun onTimelineUpdated(snapshot: List<TimelineEvent>) {
val currentSequences = playlist.map { it.sequence }
val newChunks = snapshot
.mapNotNull { timelineEvent ->
timelineEvent.root.asMessageAudioEvent()
?.takeIf { it.isVoiceBroadcast() && it.getVoiceBroadcastEventId() == voiceBroadcastId && it.sequence !in currentSequences }
}
if (newChunks.isEmpty()) return
updatePlaylist(playlist + newChunks)
when (state) {
State.PLAYING -> {
if (nextMediaPlayer == null) {
coroutineScope.launch { nextMediaPlayer = prepareNextMediaPlayer() }
}
}
State.PAUSED -> {
if (nextMediaPlayer == null) {
coroutineScope.launch { nextMediaPlayer = prepareNextMediaPlayer() }
}
}
State.BUFFERING -> {
val newMediaContent = getNextAudioContent()
if (newMediaContent != null) startPlayback(true)
}
State.IDLE -> startPlayback(true)
}
}
}
private inner class MediaPlayerListener : MediaPlayer.OnInfoListener, MediaPlayer.OnCompletionListener, MediaPlayer.OnErrorListener {
override fun onInfo(mp: MediaPlayer, what: Int, extra: Int): Boolean {
when (what) {
MediaPlayer.MEDIA_INFO_STARTED_AS_NEXT -> {
release(currentMediaPlayer)
currentMediaPlayer = mp
currentPlayingIndex++
coroutineScope.launch { prepareNextFile() }
currentSequence = currentSequence?.plus(1)
coroutineScope.launch { nextMediaPlayer = prepareNextMediaPlayer() }
}
}
return false
}
override fun onCompletion(mp: MediaPlayer) {
// Verify that a new media has not been set in the mean time
if (!currentMediaPlayer?.isPlaying.orFalse()) {
stop()
when {
timelineListener == null && nextMediaPlayer == null -> {
stop()
}
nextMediaPlayer == null -> {
state = State.BUFFERING
}
}
}
@ -181,4 +332,11 @@ class VoiceBroadcastPlayer @Inject constructor(
return true
}
}
enum class State {
PLAYING,
PAUSED,
BUFFERING,
IDLE
}
}

41
vector/src/main/java/im/vector/app/features/voicebroadcast/usecase/GetVoiceBroadcastStateUseCase.kt Normal file
View File

@ -0,0 +1,41 @@
/*
* Copyright (c) 2022 New Vector Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package im.vector.app.features.voicebroadcast.usecase
import im.vector.app.features.voicebroadcast.model.VoiceBroadcastState
import im.vector.app.features.voicebroadcast.model.asVoiceBroadcastEvent
import org.matrix.android.sdk.api.session.Session
import org.matrix.android.sdk.api.session.events.model.RelationType
import org.matrix.android.sdk.api.session.getRoom
import timber.log.Timber
import javax.inject.Inject
class GetVoiceBroadcastStateUseCase @Inject constructor(
private val session: Session,
) {
fun execute(roomId: String, eventId: String): VoiceBroadcastState? {
val room = session.getRoom(roomId) ?: error("Unknown roomId: $roomId")
Timber.d("## GetVoiceBroadcastStateUseCase: get voice broadcast state requested for $eventId")
val initialEvent = room.timelineService().getTimelineEvent(eventId)?.root?.asVoiceBroadcastEvent() // Fallback to initial event
val relatedEvents = room.timelineService().getTimelineEventsRelatedTo(RelationType.REFERENCE, eventId).sortedBy { it.root.originServerTs }
val lastVoiceBroadcastEvent = relatedEvents.mapNotNull { it.root.asVoiceBroadcastEvent() }.lastOrNull() ?: initialEvent
return lastVoiceBroadcastEvent?.content?.voiceBroadcastState
}
}