Add the SetMediaKeys handler to pass a drm bridge to a MediaSourcePlayer

Adding the message handler so people can work on it.

BUG=163552

Review URL: https://chromiumcodereview.appspot.com/17563002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@208072 0039d316-1c4b-4281-b951-d872f2087c98

content/browser/android/media_player_manager_impl.cc

@@ -508,4 +508,16 @@ void MediaPlayerManagerImpl::RemoveDrmBridge(int media_keys_id) {
   }
 }
 
+void MediaPlayerManagerImpl::OnSetMediaKeys(int player_id, int media_keys_id) {
+  MediaPlayerAndroid* player = GetPlayer(player_id);
+  if (!player)
+    return;
+  MediaDrmBridge* drm_bridge = GetDrmBridge(media_keys_id);
+  if (!drm_bridge)
+    return;
+  // TODO(qinmin): add the logic to decide whether we should create the
+  // fullscreen surface for EME lv1.
+  player->SetDrmBridge(drm_bridge);
+}
+
 }  // namespace content

content/browser/android/media_player_manager_impl.h

@@ -133,6 +133,7 @@ class CONTENT_EXPORT MediaPlayerManagerImpl
                 const std::string& session_id);
   void OnCancelKeyRequest(int media_keys_id, const std::string& session_id);
   void OnDurationChanged(int player_id, const base::TimeDelta& duration);
+  void OnSetMediaKeys(int player_id, int media_keys_id);
 
 #if defined(GOOGLE_TV)
   virtual void OnNotifyExternalSurface(

media/base/android/media_player_android.cc

@@ -5,6 +5,7 @@
 #include "media/base/android/media_player_android.h"
 
 #include "base/logging.h"
+#include "media/base/android/media_drm_bridge.h"
 #include "media/base/android/media_player_manager.h"
 
 namespace media {
@@ -88,4 +89,8 @@ GURL MediaPlayerAndroid::GetFirstPartyForCookies() {
   return GURL();
 }
 
+void MediaPlayerAndroid::SetDrmBridge(MediaDrmBridge* drm_bridge) {
+  NOTREACHED() << "Unexpected SetDrmBridge() call";
+}
+
 }  // namespace media

media/base/android/media_player_android.h

@@ -17,6 +17,7 @@
 
 namespace media {
 
+class MediaDrmBridge;
 class MediaPlayerManager;
 
 // This class serves as the base class for different media player
@@ -99,6 +100,9 @@ class MEDIA_EXPORT MediaPlayerAndroid {
   // Called when the demuxer has changed the duration.
   virtual void DurationChanged(const base::TimeDelta& duration);
 
+  // Pass a drm bridge to a player.
+  virtual void SetDrmBridge(MediaDrmBridge* drm_bridge);
+
   int player_id() { return player_id_; }
 
  protected:

media/base/android/media_source_player.cc

@@ -286,7 +286,8 @@ MediaSourcePlayer::MediaSourcePlayer(
       video_access_unit_index_(0),
       waiting_for_audio_data_(false),
       waiting_for_video_data_(false),
-      weak_this_(this) {
+      weak_this_(this),
+      drm_bridge_(NULL) {
 }
 
 MediaSourcePlayer::~MediaSourcePlayer() {
@@ -471,6 +472,13 @@ void MediaSourcePlayer::DurationChanged(const base::TimeDelta& duration) {
   duration_ = duration;
 }
 
+void MediaSourcePlayer::SetDrmBridge(MediaDrmBridge* drm_bridge) {
+  drm_bridge_ = drm_bridge;
+  // TODO(qinmin): similar to SetVideoSurface() call, we need to wait for the
+  // current decoder jobs to finish, and then use the ProcessPendingEvents()
+  // to pass the drm_bridge to the decoder jobs.
+}
+
 void MediaSourcePlayer::OnSeekRequestAck(unsigned seek_request_id) {
   // Do nothing until the most recent seek request is processed.
   if (seek_request_id_ != seek_request_id)

media/base/android/media_source_player.h

@@ -149,17 +149,12 @@ class MEDIA_EXPORT MediaSourcePlayer : public MediaPlayerAndroid {
   virtual bool CanSeekBackward() OVERRIDE;
   virtual bool IsPlayerReady() OVERRIDE;
   virtual void OnSeekRequestAck(unsigned seek_request_id) OVERRIDE;
-
-  // Called when the demuxer is ready.
   virtual void DemuxerReady(
       const MediaPlayerHostMsg_DemuxerReady_Params& params) OVERRIDE;
-
-  // Called when the requested data is received from the demuxer.
   virtual void ReadFromDemuxerAck(
       const MediaPlayerHostMsg_ReadFromDemuxerAck_Params& params) OVERRIDE;
-
-  // Called when the demuxer has changed the duration.
   virtual void DurationChanged(const base::TimeDelta& duration) OVERRIDE;
+  virtual void SetDrmBridge(MediaDrmBridge* drm_bridge) OVERRIDE;
 
  private:
   // Update the timestamps for A/V sync scheduling.
@@ -258,6 +253,8 @@ class MEDIA_EXPORT MediaSourcePlayer : public MediaPlayerAndroid {
   // Weak pointer passed to media decoder jobs for callbacks.
   base::WeakPtrFactory<MediaSourcePlayer> weak_this_;
 
+  MediaDrmBridge* drm_bridge_;
+
   friend class MediaSourcePlayerTest;
   DISALLOW_COPY_AND_ASSIGN(MediaSourcePlayer);
 };