Initialize some vals onCreate, thus making them explicitely non-null

Also modify setNextPlaying to accept only non-null files.
This commit is contained in:
tzugen 2021-03-24 13:28:54 +01:00
parent a467abf10b
commit d017ca9fb2
No known key found for this signature in database
GPG Key ID: 61E9C34BC10EC930
2 changed files with 65 additions and 62 deletions

View File

@ -305,7 +305,7 @@ public class MediaPlayerService extends Service
if (!gaplessPlayback)
{
localMediaPlayer.setNextPlaying(null);
localMediaPlayer.clearNextPlaying(true);
return;
}
@ -327,7 +327,7 @@ public class MediaPlayerService extends Service
}
}
localMediaPlayer.clearNextPlaying();
localMediaPlayer.clearNextPlaying(false);
if (index < downloader.downloadList.size() && index != -1)
{
@ -335,7 +335,7 @@ public class MediaPlayerService extends Service
}
else
{
localMediaPlayer.setNextPlaying(null);
localMediaPlayer.clearNextPlaying(true);
}
}

View File

@ -52,36 +52,32 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
private var nextPlayerState = PlayerState.IDLE
private var nextSetup = false
private var nextPlayingTask: CancellableTask? = null
private val pm = context.getSystemService(Context.POWER_SERVICE) as PowerManager
private val wakeLock: WakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, this.javaClass.name)
private var mediaPlayer: MediaPlayer? = null
private var mediaPlayer: MediaPlayer = MediaPlayer()
private var nextMediaPlayer: MediaPlayer? = null
private var mediaPlayerLooper: Looper? = null
private var mediaPlayerHandler: Handler? = null
private var cachedPosition = 0
private var proxy: StreamProxy? = null
private var audioManager: AudioManager? = null
private var audioManager: AudioManager = context.getSystemService(Context.AUDIO_SERVICE) as AudioManager
private var remoteControlClient: RemoteControlClient? = null
private var bufferTask: CancellableTask? = null
private var positionCache: PositionCache? = null
private var secondaryProgress = -1
private val pm = context.getSystemService(Context.POWER_SERVICE) as PowerManager
private val wakeLock: WakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, this.javaClass.name)
fun onCreate() {
if (mediaPlayer != null) {
mediaPlayer!!.release()
}
mediaPlayer = MediaPlayer()
Thread {
Thread.currentThread().name = "MediaPlayerThread"
Looper.prepare()
mediaPlayer!!.setWakeMode(context, PowerManager.PARTIAL_WAKE_LOCK)
mediaPlayer!!.setOnErrorListener { mediaPlayer, what, more ->
mediaPlayer.setWakeMode(context, PowerManager.PARTIAL_WAKE_LOCK)
mediaPlayer.setOnErrorListener { mediaPlayer, what, more ->
handleError(Exception(String.format(Locale.getDefault(), "MediaPlayer error: %d (%d)", what, more)))
false
}
try {
val i = Intent(AudioEffect.ACTION_OPEN_AUDIO_EFFECT_CONTROL_SESSION)
i.putExtra(AudioEffect.EXTRA_AUDIO_SESSION, mediaPlayer!!.audioSessionId)
i.putExtra(AudioEffect.EXTRA_AUDIO_SESSION, mediaPlayer.audioSessionId)
i.putExtra(AudioEffect.EXTRA_PACKAGE_NAME, context.packageName)
context.sendBroadcast(i)
} catch (e: Throwable) {
@ -99,7 +95,6 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}.start()
wakeLock.setReferenceCounted(false)
audioManager = context.getSystemService(Context.AUDIO_SERVICE) as AudioManager
Util.registerMediaButtonEventReceiver(context, true)
setUpRemoteControlClient()
Timber.i("LocalMediaPlayer created")
@ -109,12 +104,12 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
reset()
try {
val i = Intent(AudioEffect.ACTION_CLOSE_AUDIO_EFFECT_CONTROL_SESSION)
i.putExtra(AudioEffect.EXTRA_AUDIO_SESSION, mediaPlayer!!.audioSessionId)
i.putExtra(AudioEffect.EXTRA_AUDIO_SESSION, mediaPlayer.audioSessionId)
i.putExtra(AudioEffect.EXTRA_PACKAGE_NAME, context.packageName)
context.sendBroadcast(i)
EqualizerController.release()
VisualizerController.release()
mediaPlayer!!.release()
mediaPlayer.release()
if (nextMediaPlayer != null) {
nextMediaPlayer!!.release()
}
@ -125,7 +120,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
if (nextPlayingTask != null) {
nextPlayingTask!!.cancel()
}
audioManager!!.unregisterRemoteControlClient(remoteControlClient)
audioManager.unregisterRemoteControlClient(remoteControlClient)
clearRemoteControl()
Util.unregisterMediaButtonEventReceiver(context, true)
wakeLock.release()
@ -160,11 +155,15 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}
}
/*
* Set the current playing file. It's called with null to reset the player.
*/
@Synchronized
fun setCurrentPlaying(currentPlaying: DownloadFile?) {
Timber.v("setCurrentPlaying %s", currentPlaying)
this.currentPlaying = currentPlaying
updateRemoteControl()
if (onCurrentPlayingChanged != null) {
val mainHandler = Handler(context.mainLooper)
val myRunnable = Runnable { onCurrentPlayingChanged!!.accept(currentPlaying) }
@ -172,26 +171,28 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}
}
/*
* Set the next playing file.
*/
@Synchronized
fun setNextPlaying(nextToPlay: DownloadFile?) {
if (nextToPlay == null) {
nextPlaying = null
setNextPlayerState(PlayerState.IDLE)
return
}
fun setNextPlaying(nextToPlay: DownloadFile) {
nextPlaying = nextToPlay
nextPlayingTask = CheckCompletionTask(nextPlaying)
nextPlayingTask?.start()
}
@Synchronized
fun clearNextPlaying() {
fun clearNextPlaying(setIdle: Boolean) {
nextSetup = false
nextPlaying = null
if (nextPlayingTask != null) {
nextPlayingTask!!.cancel()
nextPlayingTask = null
}
if (setIdle) {
setNextPlayerState(PlayerState.IDLE)
}
}
@Synchronized
@ -223,12 +224,14 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
@Synchronized
fun playNext() {
if (nextMediaPlayer == null || currentPlaying == null) return
val tmp = mediaPlayer
mediaPlayer = nextMediaPlayer
mediaPlayer = nextMediaPlayer!!
nextMediaPlayer = tmp
setCurrentPlaying(nextPlaying)
setPlayerState(PlayerState.STARTED)
setupHandlers(currentPlaying, false)
attachHandlersToPlayer(mediaPlayer, currentPlaying!!, false)
if (onNextSongRequested != null) {
val mainHandler = Handler(context.mainLooper)
val myRunnable = Runnable { onNextSongRequested!!.run() }
@ -236,16 +239,14 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}
// Proxy should not be being used here since the next player was already setup to play
if (proxy != null) {
proxy!!.stop()
proxy?.stop()
proxy = null
}
}
@Synchronized
fun pause() {
try {
mediaPlayer!!.pause()
mediaPlayer.pause()
} catch (x: Exception) {
handleError(x)
}
@ -254,7 +255,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
@Synchronized
fun start() {
try {
mediaPlayer!!.start()
mediaPlayer.start()
} catch (x: Exception) {
handleError(x)
}
@ -266,8 +267,8 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
return
}
if (remoteControlClient != null) {
audioManager!!.unregisterRemoteControlClient(remoteControlClient)
audioManager!!.registerRemoteControlClient(remoteControlClient)
audioManager.unregisterRemoteControlClient(remoteControlClient)
audioManager.registerRemoteControlClient(remoteControlClient)
} else {
setUpRemoteControlClient()
}
@ -308,7 +309,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
fun clearRemoteControl() {
if (remoteControlClient != null) {
remoteControlClient!!.setPlaybackState(RemoteControlClient.PLAYSTATE_STOPPED)
audioManager!!.unregisterRemoteControlClient(remoteControlClient)
audioManager.unregisterRemoteControlClient(remoteControlClient)
remoteControlClient = null
}
}
@ -321,7 +322,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
mediaButtonIntent.component = componentName
val broadcast = PendingIntent.getBroadcast(context, 0, mediaButtonIntent, PendingIntent.FLAG_UPDATE_CURRENT)
remoteControlClient = RemoteControlClient(broadcast)
audioManager!!.registerRemoteControlClient(remoteControlClient)
audioManager.registerRemoteControlClient(remoteControlClient)
// Flags for the media transport control that this client supports.
var flags = RemoteControlClient.FLAG_KEY_MEDIA_PREVIOUS or
@ -332,7 +333,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
RemoteControlClient.FLAG_KEY_MEDIA_STOP
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
flags = flags or RemoteControlClient.FLAG_KEY_MEDIA_POSITION_UPDATE
remoteControlClient!!.setOnGetPlaybackPositionListener { mediaPlayer!!.currentPosition.toLong() }
remoteControlClient!!.setOnGetPlaybackPositionListener { mediaPlayer.currentPosition.toLong() }
remoteControlClient!!.setPlaybackPositionUpdateListener { newPositionMs -> seekTo(newPositionMs.toInt()) }
}
remoteControlClient!!.setTransportControlFlags(flags)
@ -342,7 +343,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
@Synchronized
fun seekTo(position: Int) {
try {
mediaPlayer!!.seekTo(position)
mediaPlayer.seekTo(position)
cachedPosition = position
updateRemoteControl()
} catch (x: Exception) {
@ -372,7 +373,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}
if (playerState !== PlayerState.IDLE && playerState !== PlayerState.DOWNLOADING && playerState !== PlayerState.PREPARING) {
try {
return mediaPlayer!!.duration
return mediaPlayer.duration
} catch (x: Exception) {
handleError(x)
}
@ -382,7 +383,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
fun setVolume(volume: Float) {
if (mediaPlayer != null) {
mediaPlayer!!.setVolume(volume, volume)
mediaPlayer.setVolume(volume, volume)
}
}
@ -394,11 +395,11 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
val file = if (downloadFile.isCompleteFileAvailable) downloadFile.completeFile else downloadFile.partialFile
val partial = file == downloadFile.partialFile
downloadFile.updateModificationDate()
mediaPlayer!!.setOnCompletionListener(null)
mediaPlayer.setOnCompletionListener(null)
secondaryProgress = -1 // Ensure seeking in non StreamProxy playback works
mediaPlayer!!.reset()
mediaPlayer.reset()
setPlayerState(PlayerState.IDLE)
mediaPlayer!!.setAudioStreamType(AudioManager.STREAM_MUSIC)
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC)
var dataSource = file.path
if (partial) {
if (proxy == null) {
@ -417,9 +418,9 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
proxy = null
}
Timber.i("Preparing media player")
mediaPlayer!!.setDataSource(dataSource)
mediaPlayer.setDataSource(dataSource)
setPlayerState(PlayerState.PREPARING)
mediaPlayer!!.setOnBufferingUpdateListener { mp, percent ->
mediaPlayer.setOnBufferingUpdateListener { mp, percent ->
val progressBar = PlayerFragment.getProgressBar()
val song = downloadFile.song
if (percent == 100) {
@ -432,7 +433,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
progressBar.secondaryProgress = secondaryProgress
}
}
mediaPlayer!!.setOnPreparedListener {
mediaPlayer.setOnPreparedListener {
Timber.i("Media player prepared")
setPlayerState(PlayerState.PREPARED)
val progressBar = PlayerFragment.getProgressBar()
@ -447,7 +448,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}
cachedPosition = position
if (start) {
mediaPlayer!!.start()
mediaPlayer.start()
setPlayerState(PlayerState.STARTED)
} else {
setPlayerState(PlayerState.PAUSED)
@ -459,8 +460,8 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
mainHandler.post(myRunnable)
}
}
setupHandlers(downloadFile, partial)
mediaPlayer!!.prepareAsync()
attachHandlersToPlayer(mediaPlayer, downloadFile, partial)
mediaPlayer.prepareAsync()
} catch (x: Exception) {
handleError(x)
}
@ -478,7 +479,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
nextMediaPlayer = MediaPlayer()
nextMediaPlayer!!.setWakeMode(context, PowerManager.PARTIAL_WAKE_LOCK)
try {
nextMediaPlayer!!.audioSessionId = mediaPlayer!!.audioSessionId
nextMediaPlayer!!.audioSessionId = mediaPlayer.audioSessionId
} catch (e: Throwable) {
nextMediaPlayer!!.setAudioStreamType(AudioManager.STREAM_MUSIC)
}
@ -488,7 +489,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
try {
setNextPlayerState(PlayerState.PREPARED)
if (Util.getGaplessPlaybackPreference(context) && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN && (playerState === PlayerState.STARTED || playerState === PlayerState.PAUSED)) {
mediaPlayer!!.setNextMediaPlayer(nextMediaPlayer)
mediaPlayer.setNextMediaPlayer(nextMediaPlayer)
nextSetup = true
}
} catch (x: Exception) {
@ -505,18 +506,20 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}
}
private fun setupHandlers(downloadFile: DownloadFile?, isPartial: Boolean) {
mediaPlayer!!.setOnErrorListener { mediaPlayer, what, extra ->
private fun attachHandlersToPlayer(mediaPlayer: MediaPlayer, downloadFile: DownloadFile, isPartial: Boolean) {
mediaPlayer.setOnErrorListener { _, what, extra ->
Timber.w("Error on playing file (%d, %d): %s", what, extra, downloadFile)
val pos = cachedPosition
reset()
downloadFile!!.setPlaying(false)
downloadFile.setPlaying(false)
doPlay(downloadFile, pos, true)
downloadFile.setPlaying(true)
true
}
val duration = if (downloadFile!!.song.duration == null) 0 else downloadFile.song.duration!! * 1000
mediaPlayer!!.setOnCompletionListener(object : OnCompletionListener {
val duration = if (downloadFile.song.duration == null) 0 else downloadFile.song.duration!! * 1000
mediaPlayer.setOnCompletionListener(object : OnCompletionListener {
override fun onCompletion(mediaPlayer: MediaPlayer) {
// Acquire a temporary wakelock, since when we return from
// this callback the MediaPlayer will release its wakelock
@ -566,9 +569,9 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
}
try {
setPlayerState(PlayerState.IDLE)
mediaPlayer!!.setOnErrorListener(null)
mediaPlayer!!.setOnCompletionListener(null)
mediaPlayer!!.reset()
mediaPlayer.setOnErrorListener(null)
mediaPlayer.setOnCompletionListener(null)
mediaPlayer.reset()
} catch (x: Exception) {
handleError(x)
}
@ -669,7 +672,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
while (isRunning) {
try {
if (mediaPlayer != null && playerState === PlayerState.STARTED) {
cachedPosition = mediaPlayer!!.currentPosition
cachedPosition = mediaPlayer.currentPosition
}
Util.sleepQuietly(50L)
} catch (e: Exception) {
@ -684,7 +687,7 @@ class LocalMediaPlayer(private val audioFocusHandler: AudioFocusHandler, private
private fun handleError(x: Exception) {
Timber.w(x, "Media player error")
try {
mediaPlayer!!.reset()
mediaPlayer.reset()
} catch (ex: Exception) {
Timber.w(ex, "Exception encountered when resetting media player")
}