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Merge "Add AudioAttributes to stream type conversion" into lmp-dev

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This commit is contained in:
Jean-Michel Trivi
2014-07-19 01:00:58 +00:00
committed by Android (Google) Code Review
parent 7cdc0b58d6 09818c1550
commit 3d63a9c7cd
1 changed files with 39 additions and 0 deletions
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39
media/java/android/media/AudioAttributes.java
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@@ -524,6 +524,45 @@ public final class AudioAttributes implements Parcelable {
}
}
/** @hide */
public static int toLegacyStreamType(AudioAttributes aa) {
// flags to stream type mapping
if ((aa.getFlags() & FLAG_AUDIBILITY_ENFORCED) == FLAG_AUDIBILITY_ENFORCED) {
return AudioSystem.STREAM_SYSTEM_ENFORCED;
}
if ((aa.getFlags() & FLAG_SCO) == FLAG_SCO) {
return AudioSystem.STREAM_BLUETOOTH_SCO;
}
// usage to stream type mapping
switch (aa.getUsage()) {
case USAGE_MEDIA:
case USAGE_GAME:
case USAGE_ASSISTANCE_ACCESSIBILITY:
case USAGE_ASSISTANCE_NAVIGATION_GUIDANCE:
return AudioSystem.STREAM_MUSIC;
case USAGE_ASSISTANCE_SONIFICATION:
return AudioSystem.STREAM_SYSTEM;
case USAGE_VOICE_COMMUNICATION:
return AudioSystem.STREAM_VOICE_CALL;
case USAGE_VOICE_COMMUNICATION_SIGNALLING:
return AudioSystem.STREAM_DTMF;
case USAGE_ALARM:
return AudioSystem.STREAM_ALARM;
case USAGE_NOTIFICATION_TELEPHONY_RINGTONE:
return AudioSystem.STREAM_RING;
case USAGE_NOTIFICATION:
case USAGE_NOTIFICATION_COMMUNICATION_REQUEST:
case USAGE_NOTIFICATION_COMMUNICATION_INSTANT:
case USAGE_NOTIFICATION_COMMUNICATION_DELAYED:
case USAGE_NOTIFICATION_EVENT:
return AudioSystem.STREAM_NOTIFICATION;
case USAGE_UNKNOWN:
default:
return AudioSystem.STREAM_MUSIC;
}
}
/** @hide */
@IntDef({
USAGE_UNKNOWN,