SnapdragonCamera: Release audio focus when video recording is done

When video capturing is finished, release the audio focus so
music application can resume the playback.

Change-Id: I5c425b7717e9a31ec9c839ed2689d9b1da852428
CRs-Fixed: 1012070

1 files changed, 13 insertions, 1 deletions

diff --git a/src/com/android/camera/VideoModule.java b/src/com/android/camera/VideoModule.java
index f305c5f3d..896dc195b 100644
--- a/src/com/android/camera/VideoModule.java
+++ b/src/com/android/camera/VideoModule.java
@@ -1844,13 +1844,23 @@ public class VideoModule implements CameraModule,
         // Send request to obtain audio focus. This will stop other
         // music stream.
         int result = am.requestAudioFocus(null, AudioManager.STREAM_MUSIC,
-                                 AudioManager.AUDIOFOCUS_GAIN);
+                                 AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
 
         if (result == AudioManager.AUDIOFOCUS_REQUEST_FAILED) {
             Log.v(TAG, "Audio focus request failed");
         }
     }
 
+    private void releaseAudioFocus() {
+        AudioManager am = (AudioManager)mActivity.getSystemService(Context.AUDIO_SERVICE);
+
+        int result = am.abandonAudioFocus(null);
+
+        if (result == AudioManager.AUDIOFOCUS_REQUEST_FAILED) {
+            Log.v(TAG, "Audio focus release failed");
+        }
+    }
+
     // For testing.
     public boolean isRecording() {
         return mMediaRecorderRecording;
@@ -1916,6 +1926,7 @@ public class VideoModule implements CameraModule,
         } catch (RuntimeException e) {
             Log.e(TAG, "Could not start media recorder. ", e);
             releaseMediaRecorder();
+            releaseAudioFocus();
             // If start fails, frameworks will not lock the camera for us.
             mCameraDevice.lock();
             mStartRecPending = false;
@@ -2068,6 +2079,7 @@ public class VideoModule implements CameraModule,
         }
         // release media recorder
         releaseMediaRecorder();
+        releaseAudioFocus();
         if (!mPaused) {
             mCameraDevice.lock();
             if (!ApiHelper.HAS_SURFACE_TEXTURE_RECORDING) {