Implement out-of-band video compositing on Android: Step 1

content/browser/android/media_player_manager_android.h

Index: content/browser/android/media_player_manager_android.h
diff --git a/content/browser/android/media_player_manager_android.h b/content/browser/android/media_player_manager_android.h
index 9e7dc4bc8e858902486a05bece92be711e986fc3..e9630e25854454f27e6b3d55273b253cb1174914 100644
--- a/content/browser/android/media_player_manager_android.h
+++ b/content/browser/android/media_player_manager_android.h
@@ -18,6 +18,8 @@
 
 namespace content {
 
+class ExternalVideoSurfaceViewHolder;
+
 // This class manages all the MediaPlayerBridge objects. It receives
 // control operations from the the render process, and forwards
 // them to corresponding MediaPlayerBridge object. Callbacks from
@@ -61,6 +63,10 @@ class MediaPlayerManagerAndroid
   // Release all the players managed by this object.
   void DestroyAllMediaPlayers();
 
+  // External surface video rendering.
+  void SetExternalVideoSurfaceViewHolder(
+      ExternalVideoSurfaceViewHolder* holder);
+
   media::MediaPlayerBridge* GetFullscreenPlayer();
   media::MediaPlayerBridge* GetPlayer(int player_id);
 
@@ -75,6 +81,7 @@ class MediaPlayerManagerAndroid
   void OnPause(int player_id);
   void OnReleaseResources(int player_id);
   void OnDestroyPlayer(int player_id);
+  void OnRequestExternalSurface(int player_id);
 
   // An array of managed players.
   ScopedVector<media::MediaPlayerBridge> players_;
@@ -85,6 +92,11 @@ class MediaPlayerManagerAndroid
   // Player ID of the fullscreen media player.
   int fullscreen_player_id_;
 
+  // Player ID of the user of the external video surface.
+  int external_video_surface_user_id_;

[ycheo, 2013/03/14 09:45:52]

IMO, it would be better that this variable is managed in
ExternalVideoSurfaceViewHolder and you can add some method like isOwner() to
check if it is the current user.

[wonsik, 2013/03/14 10:57:01]

Done.

+
+  ExternalVideoSurfaceViewHolder* external_video_surface_view_holder_;
+
   DISALLOW_COPY_AND_ASSIGN(MediaPlayerManagerAndroid);
 };