优化音频焦点监听

maiwenchang · Jun 5, 2020 · 4b3a4aa · 4b3a4aa
1 parent 60917fb
commit 4b3a4aa
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Showing 3 changed files with 6 additions and 7 deletions.
diff --git a/artplayer-core/src/main/java/org/salient/artplayer/audio/DefaultAudioFocusChangeListener.kt b/artplayer-core/src/main/java/org/salient/artplayer/audio/DefaultAudioFocusChangeListener.kt
@@ -5,6 +5,7 @@ import android.content.Context
 import android.media.AudioManager
 import android.media.AudioManager.OnAudioFocusChangeListener
 import org.salient.artplayer.player.IMediaPlayer
+import java.lang.ref.WeakReference
 
 /**
  * description: 声音焦点变化管理类
@@ -14,14 +15,15 @@ import org.salient.artplayer.player.IMediaPlayer
  * date: 2020-05-04 10:06 AM.
  */
 open class DefaultAudioFocusChangeListener(
- private val context: Context,
+ private val contextReference: WeakReference<Context>,
  private val audioManager: IAudioManager,
  private val mediaPlayer: IMediaPlayer<*>?
 ) : OnAudioFocusChangeListener {
  private var playOnAudioFocus = true;
  override fun onAudioFocusChange(focusChange: Int) {
  when (focusChange) {
  AudioManager.AUDIOFOCUS_GAIN -> {
+ val context = contextReference.get() ?: return
  // 重新获得焦点，恢复正常音量，恢复播放
  if (playOnAudioFocus && mediaPlayer?.isPlaying != true) {
  mediaPlayer?.start();
@@ -32,6 +34,7 @@ open class DefaultAudioFocusChangeListener(
  }
  AudioManager.AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK -> {
  //短暂失去焦点，无须停止播放，只适当降低播放器音量
+ val context = contextReference.get() ?: return
  val duckVolume = getCurrentVolume(context) * 0.8f
  mediaPlayer?.setVolume(duckVolume);
  }

diff --git a/artplayer-core/src/main/java/org/salient/artplayer/audio/DefaultAudioManager.kt b/artplayer-core/src/main/java/org/salient/artplayer/audio/DefaultAudioManager.kt
@@ -7,6 +7,7 @@ import android.media.AudioFocusRequest
 import android.media.AudioManager
 import android.os.Build
 import org.salient.artplayer.player.IMediaPlayer
+import java.lang.ref.WeakReference
 
 /**
  * description: 音频管理
@@ -24,7 +25,7 @@ open class DefaultAudioManager(context: Context, mediaPlayer: IMediaPlayer<*>?)
  .build()
  private var audioFocusRequest: AudioFocusRequest? = null
 
- override var onAudioFocusChangeListener: AudioManager.OnAudioFocusChangeListener = DefaultAudioFocusChangeListener(context, this, mediaPlayer)
+ override var onAudioFocusChangeListener: AudioManager.OnAudioFocusChangeListener = DefaultAudioFocusChangeListener(WeakReference(context), this, mediaPlayer)
 
  override fun mute() {
  audioManager.setStreamVolume(AudioManager.STREAM_MUSIC, 0, AudioManager.FLAG_PLAY_SOUND)

diff --git a/artplayer-core/src/main/java/org/salient/artplayer/ui/VideoView.kt b/artplayer-core/src/main/java/org/salient/artplayer/ui/VideoView.kt
@@ -320,9 +320,4 @@ open class VideoView : FrameLayout, IVideoView {
  }
  }
 
- override fun onDetachedFromWindow() {
- removeMediaPlayerObserver(mediaPlayer)
- super.onDetachedFromWindow()
- }
-
 }