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Misc clean-up in ExoPlayerImpl.

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This brings listener invocations closer together and removes
unnecessary methods.

Also fixes a bug where a change in track selection parameters only
queued a callback but never flushed it to actually inform the
listeners.

#minor-release

PiperOrigin-RevId: 427201691
This commit is contained in:
tonihei 2022-02-08 16:42:01 +00:00 committed by Ian Baker
parent 6dbf9cac8c
commit 9042aa7c7a
1 changed files with 28 additions and 41 deletions
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69
libraries/exoplayer/src/main/java/androidx/media3/exoplayer/ExoPlayerImpl.java
View File

@ -757,29 +757,6 @@ import java.util.concurrent.TimeoutException;
playWhenReady, playerCommand, getPlayWhenReadyChangeReason(playWhenReady, playerCommand));
}
public void setPlayWhenReady(
boolean playWhenReady,
@PlaybackSuppressionReason int playbackSuppressionReason,
@PlayWhenReadyChangeReason int playWhenReadyChangeReason) {
if (playbackInfo.playWhenReady == playWhenReady
&& playbackInfo.playbackSuppressionReason == playbackSuppressionReason) {
return;
}
pendingOperationAcks++;
PlaybackInfo playbackInfo =
this.playbackInfo.copyWithPlayWhenReady(playWhenReady, playbackSuppressionReason);
internalPlayer.setPlayWhenReady(playWhenReady, playbackSuppressionReason);
updatePlaybackInfo(
playbackInfo,
/* ignored */ TIMELINE_CHANGE_REASON_PLAYLIST_CHANGED,
playWhenReadyChangeReason,
/* seekProcessed= */ false,
/* positionDiscontinuity= */ false,
/* ignored */ DISCONTINUITY_REASON_INTERNAL,
/* ignored */ C.TIME_UNSET,
/* ignored */ C.INDEX_UNSET);
}
public boolean getPlayWhenReady() {
verifyApplicationThread();
return playbackInfo.playWhenReady;
@ -1201,7 +1178,7 @@ import java.util.concurrent.TimeoutException;
return;
}
trackSelector.setParameters(parameters);
listeners.queueEvent(
listeners.sendEvent(
EVENT_TRACK_SELECTION_PARAMETERS_CHANGED,
listener -> listener.onTrackSelectionParametersChanged(parameters));
}
@ -1211,20 +1188,6 @@ import java.util.concurrent.TimeoutException;
return mediaMetadata;
}
private void onMetadata(Metadata metadata) {
staticAndDynamicMediaMetadata =
staticAndDynamicMediaMetadata.buildUpon().populateFromMetadata(metadata).build();
MediaMetadata newMediaMetadata = buildUpdatedMediaMetadata();
if (newMediaMetadata.equals(mediaMetadata)) {
return;
}
mediaMetadata = newMediaMetadata;
listeners.sendEvent(
EVENT_MEDIA_METADATA_CHANGED, listener -> listener.onMediaMetadataChanged(mediaMetadata));
}
public MediaMetadata getPlaylistMetadata() {
verifyApplicationThread();
return playlistMetadata;
@ -2371,7 +2334,7 @@ import java.util.concurrent.TimeoutException;
*
* <p>{@link MediaItem} {@link MediaMetadata} is prioritized, with any gaps/missing fields
* populated by metadata from static ({@link TrackGroup} {@link Format}) and dynamic ({@link
* #onMetadata(Metadata)}) sources.
* MetadataOutput#onMetadata(Metadata)}) sources.
*/
private MediaMetadata buildUpdatedMediaMetadata() {
Timeline timeline = getCurrentTimeline();
@ -2511,7 +2474,23 @@ import java.util.concurrent.TimeoutException;
playWhenReady && playerCommand != AudioFocusManager.PLAYER_COMMAND_PLAY_WHEN_READY
? Player.PLAYBACK_SUPPRESSION_REASON_TRANSIENT_AUDIO_FOCUS_LOSS
: Player.PLAYBACK_SUPPRESSION_REASON_NONE;
setPlayWhenReady(playWhenReady, playbackSuppressionReason, playWhenReadyChangeReason);
if (playbackInfo.playWhenReady == playWhenReady
&& playbackInfo.playbackSuppressionReason == playbackSuppressionReason) {
return;
}
pendingOperationAcks++;
PlaybackInfo playbackInfo =
this.playbackInfo.copyWithPlayWhenReady(playWhenReady, playbackSuppressionReason);
internalPlayer.setPlayWhenReady(playWhenReady, playbackSuppressionReason);
updatePlaybackInfo(
playbackInfo,
/* ignored */ TIMELINE_CHANGE_REASON_PLAYLIST_CHANGED,
playWhenReadyChangeReason,
/* seekProcessed= */ false,
/* positionDiscontinuity= */ false,
/* ignored */ DISCONTINUITY_REASON_INTERNAL,
/* ignored */ C.TIME_UNSET,
/* ignored */ C.INDEX_UNSET);
}
private void updateWakeAndWifiLock() {
@ -2810,7 +2789,15 @@ import java.util.concurrent.TimeoutException;
@Override
public void onMetadata(Metadata metadata) {
ExoPlayerImpl.this.onMetadata(metadata);
staticAndDynamicMediaMetadata =
staticAndDynamicMediaMetadata.buildUpon().populateFromMetadata(metadata).build();
MediaMetadata newMediaMetadata = buildUpdatedMediaMetadata();
if (!newMediaMetadata.equals(mediaMetadata)) {
mediaMetadata = newMediaMetadata;
listeners.sendEvent(
EVENT_MEDIA_METADATA_CHANGED,
listener -> listener.onMediaMetadataChanged(mediaMetadata));
}
// TODO(internal b/187152483): Events should be dispatched via ListenerSet
for (Listener listener : listenerArraySet) {
listener.onMetadata(metadata);