Merge pull request #1616 from colinkho:chmain

PiperOrigin-RevId: 665779059
This commit is contained in:
Copybara-Service 2024-08-21 02:32:16 -07:00
commit 1bb48b1c47
2 changed files with 22 additions and 11 deletions

View File

@ -34,6 +34,11 @@
API 35+ (where the device advertises support for this).
* Handle preload callbacks asynchronously in `PreloadMediaSource`
([#1568](https://github.com/androidx/media/issues/1568)).
* Defer the blocking call to
`Context.getSystemService(Context.AUDIO_SERVICE)` until audio focus
handling is enabled. This ensures the blocking call isn't done if audio
focus handling is not enabled
([#1616](https://github.com/androidx/media/pull/1616)).
* Transformer:
* Add `SurfaceAssetLoader`, which supports queueing video data to
Transformer via a `Surface`.

View File

@ -32,6 +32,8 @@ import androidx.media3.common.Player;
import androidx.media3.common.util.Assertions;
import androidx.media3.common.util.Log;
import androidx.media3.common.util.Util;
import com.google.common.base.Supplier;
import com.google.common.base.Suppliers;
import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
@ -160,7 +162,7 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
private static final float VOLUME_MULTIPLIER_DUCK = 0.2f;
private static final float VOLUME_MULTIPLIER_DEFAULT = 1.0f;
private final AudioManager audioManager;
private final Supplier<AudioManager> audioManager;
private final AudioFocusListener focusListener;
@Nullable private PlayerControl playerControl;
@Nullable private AudioAttributes audioAttributes;
@ -168,7 +170,6 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
private @AudioFocusState int audioFocusState;
private @AudioFocusGain int focusGainToRequest;
private float volumeMultiplier = VOLUME_MULTIPLIER_DEFAULT;
private @MonotonicNonNull AudioFocusRequest audioFocusRequest;
private boolean rebuildAudioFocusRequest;
@ -181,8 +182,11 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
*/
public AudioFocusManager(Context context, Handler eventHandler, PlayerControl playerControl) {
this.audioManager =
Suppliers.memoize(
() ->
checkNotNull(
(AudioManager) context.getApplicationContext().getSystemService(Context.AUDIO_SERVICE));
(AudioManager)
context.getApplicationContext().getSystemService(Context.AUDIO_SERVICE)));
this.playerControl = playerControl;
this.focusListener = new AudioFocusListener(eventHandler);
this.audioFocusState = AUDIO_FOCUS_STATE_NOT_REQUESTED;
@ -287,7 +291,9 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
}
private int requestAudioFocusDefault() {
return audioManager.requestAudioFocus(
return audioManager
.get()
.requestAudioFocus(
focusListener,
Util.getStreamTypeForAudioUsage(checkNotNull(audioAttributes).usage),
focusGainToRequest);
@ -312,17 +318,17 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
rebuildAudioFocusRequest = false;
}
return audioManager.requestAudioFocus(audioFocusRequest);
return audioManager.get().requestAudioFocus(audioFocusRequest);
}
private void abandonAudioFocusDefault() {
audioManager.abandonAudioFocus(focusListener);
audioManager.get().abandonAudioFocus(focusListener);
}
@RequiresApi(26)
private void abandonAudioFocusV26() {
if (audioFocusRequest != null) {
audioManager.abandonAudioFocusRequest(audioFocusRequest);
audioManager.get().abandonAudioFocusRequest(audioFocusRequest);
}
}