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Reminder to research audio focus loss behavior (#3806)

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sonora 2017-05-25 13:30:04 +02:00
parent dc36b30c05
commit 36484e8bd5
1 changed files with 15 additions and 4 deletions
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19
OsmAnd/src/net/osmand/plus/api/AudioFocusHelperImpl.java
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@ -38,9 +38,20 @@ public class AudioFocusHelperImpl implements AudioManager.OnAudioFocusChangeList
@Override
public void onAudioFocusChange(int focusChange)
{
// Basically we ignore audio focus changes. There's not much we can do when we have interrupted audio
// for our speech, and we in turn get interrupted. Ignore it until a scenario comes up which gives us
// reason to change this strategy.
log.error("MediaCommandPlayerImpl.onAudioFocusChange(): Unexpected audio focus change: " + focusChange);
// Basically we ignore audio focus changes. There's not much we can do when we have interrupted audio
// for our speech, and we in turn get interrupted. Ignore it until a scenario comes up which gives us
// reason to change this strategy.
log.error("MediaCommandPlayerImpl.onAudioFocusChange(): Unexpected audio focus change: " + focusChange);
// Hardy, 2017-05-25: (See https://developer.android.com/guide/topics/media-apps/volume-and-earphones.html)
// if (focusChange == AudioManager.AUDIOFOCUS_LOSS) {
// Usually: Permanent loss of audio focus, stop playback here
// } else if (focusChange == AUDIOFOCUS_LOSS_TRANSIENT) {
// Usually: Pause playback
// } else if (focusChange == AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK) {
// Usually: Lower the volume, keep playing
// } else if (focusChange == AudioManager.AUDIOFOCUS_GAIN) {
// Usually: App has been granted audio focus again, raise volume to normal
// }
}
}