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Handle stream volume register/unregister errors

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Issue: #8106
Issue: #8087
PiperOrigin-RevId: 338664455
This commit is contained in:
andrewlewis 2020-10-23 14:50:03 +01:00 committed by Oliver Woodman
parent a184924322
commit 160ee9d890
2 changed files with 22 additions and 8 deletions
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3
RELEASENOTES.md
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@ -18,6 +18,9 @@
([#5887](https://github.com/google/ExoPlayer/issues/5887)).
* Fix bug where `AnalyticsListener` callbacks can arrive in the wrong
order ([#8048](https://github.com/google/ExoPlayer/issues/8048)).
* Suppress exceptions from registering/unregistering the stream volume
receiver ([#8087](https://github.com/google/ExoPlayer/issues/8087)),
([#8106](https://github.com/google/ExoPlayer/issues/8106)).
* Track selection:
* Add option to specify multiple preferred audio or text languages.
* UI:

27
library/core/src/main/java/com/google/android/exoplayer2/StreamVolumeManager.java
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@ -21,7 +21,9 @@ import android.content.Intent;
import android.content.IntentFilter;
import android.media.AudioManager;
import android.os.Handler;
import androidx.annotation.Nullable;
import com.google.android.exoplayer2.util.Assertions;
import com.google.android.exoplayer2.util.Log;
import com.google.android.exoplayer2.util.Util;
/** A manager that wraps {@link AudioManager} to control/listen audio stream volume. */
@ -37,6 +39,8 @@ import com.google.android.exoplayer2.util.Util;
void onStreamVolumeChanged(int streamVolume, boolean streamMuted);
}
private static final String TAG = "StreamVolumeManager";
// TODO(b/151280453): Replace the hidden intent action with an official one.
// Copied from AudioManager#VOLUME_CHANGED_ACTION
private static final String VOLUME_CHANGED_ACTION = "android.media.VOLUME_CHANGED_ACTION";
@ -48,12 +52,11 @@ import com.google.android.exoplayer2.util.Util;
private final Handler eventHandler;
private final Listener listener;
private final AudioManager audioManager;
private final VolumeChangeReceiver receiver;
@Nullable private VolumeChangeReceiver receiver;
@C.StreamType private int streamType;
private int volume;
private boolean muted;
private boolean released;
/** Creates a manager. */
public StreamVolumeManager(Context context, Handler eventHandler, Listener listener) {
@ -68,9 +71,14 @@ import com.google.android.exoplayer2.util.Util;
volume = getVolumeFromManager(audioManager, streamType);
muted = getMutedFromManager(audioManager, streamType);
receiver = new VolumeChangeReceiver();
VolumeChangeReceiver receiver = new VolumeChangeReceiver();
IntentFilter filter = new IntentFilter(VOLUME_CHANGED_ACTION);
applicationContext.registerReceiver(receiver, filter);
try {
applicationContext.registerReceiver(receiver, filter);
this.receiver = receiver;
} catch (RuntimeException e) {
Log.w(TAG, "Error registering stream volume receiver", e);
}
}
/** Sets the audio stream type. */
@ -159,11 +167,14 @@ import com.google.android.exoplayer2.util.Util;
/** Releases the manager. It must be called when the manager is no longer required. */
public void release() {
if (released) {
return;
if (receiver != null) {
try {
applicationContext.unregisterReceiver(receiver);
} catch (RuntimeException e) {
Log.w(TAG, "Error unregistering stream volume receiver", e);
}
receiver = null;
}
applicationContext.unregisterReceiver(receiver);
released = true;
}
private void updateVolumeAndNotifyIfChanged() {