-Saves the recovery timestamp when player source fails during a valid stream playback.

pull/848/head
John Zhen Mo 2017-11-15 20:09:01 -08:00
rodzic 69374e25fe
commit d6e4f3c809
1 zmienionych plików z 22 dodań i 9 usunięć

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@ -134,6 +134,7 @@ public abstract class BasePlayer implements Player.EventListener, PlaybackListen
protected final static int FAST_FORWARD_REWIND_AMOUNT = 10000; // 10 Seconds
protected final static int PLAY_PREV_ACTIVATION_LIMIT = 5000; // 5 seconds
protected final static int PROGRESS_LOOP_INTERVAL = 500;
protected final static int RECOVERY_SKIP_THRESHOLD = 3000; // 3 seconds
protected SimpleExoPlayer simpleExoPlayer;
protected AudioReactor audioReactor;
@ -453,16 +454,20 @@ public abstract class BasePlayer implements Player.EventListener, PlaybackListen
final PlayQueueItem currentSourceItem = playQueue.getItem();
// Check if already playing correct window
final boolean isCurrentWindowCorrect = simpleExoPlayer.getCurrentWindowIndex() == currentSourceIndex;
final boolean isCurrentWindowCorrect =
simpleExoPlayer.getCurrentWindowIndex() == currentSourceIndex;
// Check if recovering
if (isCurrentWindowCorrect && currentSourceItem != null &&
currentSourceItem.getRecoveryPosition() != PlayQueueItem.RECOVERY_UNSET) {
if (isCurrentWindowCorrect && currentSourceItem != null) {
/* Recovering with sub-second position may cause a long buffer delay in ExoPlayer,
* rounding this position to the nearest second will help alleviate this.*/
final long position = currentSourceItem.getRecoveryPosition();
if (DEBUG) Log.d(TAG, "Rewinding to recovery window: " + currentSourceIndex + " at: " + getTimeString((int)position));
/* Skip recovering if the recovery position is not set.*/
if (position == PlayQueueItem.RECOVERY_UNSET) return;
if (DEBUG) Log.d(TAG, "Rewinding to recovery window: " + currentSourceIndex +
" at: " + getTimeString((int)position));
simpleExoPlayer.seekTo(currentSourceItem.getRecoveryPosition());
playQueue.unsetRecovery(currentSourceIndex);
}
@ -514,10 +519,10 @@ public abstract class BasePlayer implements Player.EventListener, PlaybackListen
}
break;
case Player.STATE_READY: //3
recover();
if (!isPrepared) {
isPrepared = true;
onPrepared(playWhenReady);
recover();
break;
}
if (currentState == STATE_PAUSED_SEEK) break;
@ -544,14 +549,18 @@ public abstract class BasePlayer implements Player.EventListener, PlaybackListen
* an error to the play queue based on if the current error can be skipped.
*
* This is done because ExoPlayer reports the source exceptions before window is
* transitioned on seamless playback.
* transitioned on seamless playback. Because player error causes ExoPlayer to go
* back to {@link Player#STATE_IDLE STATE_IDLE}, we reset and prepare the media source
* again to resume playback.
*
* Because player error causes ExoPlayer to go back to {@link Player#STATE_IDLE STATE_IDLE},
* we reset and prepare the media source again to resume playback.<br><br>
* In the event that this error is produced during a valid stream playback, we save the
* current position so the playback may be recovered and resumed manually by the user. This
* happens only if the playback is {@link #RECOVERY_SKIP_THRESHOLD} milliseconds until complete.
* <br><br>
*
* {@link ExoPlaybackException#TYPE_UNEXPECTED TYPE_UNEXPECTED}: <br><br>
* If a runtime error occurred, then we can try to recover it by restarting the playback
* after setting the timestamp recovery.
* after setting the timestamp recovery. <br><br>
*
* {@link ExoPlaybackException#TYPE_RENDERER TYPE_RENDERER}: <br><br>
* If the renderer failed, treat the error as unrecoverable.
@ -568,6 +577,10 @@ public abstract class BasePlayer implements Player.EventListener, PlaybackListen
switch (error.type) {
case ExoPlaybackException.TYPE_SOURCE:
if (simpleExoPlayer.getCurrentPosition() <
simpleExoPlayer.getDuration() - RECOVERY_SKIP_THRESHOLD) {
setRecovery();
}
playQueue.error(isCurrentWindowValid());
showStreamError(error);
break;