Implement WebRTC in Chrome for TV

webkit/media/android/webmediaplayer_android.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_MEDIA_ANDROID_WEBMEDIAPLAYER_ANDROID_H_
 #define WEBKIT_MEDIA_ANDROID_WEBMEDIAPLAYER_ANDROID_H_
 
 #include <jni.h>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/time.h"
-#if defined(GOOGLE_TV)
-#include "media/base/demuxer_stream.h"
-#endif
 #include "cc/layers/video_frame_provider.h"
+#include "media/base/android/media_player_bridge.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebGraphicsContext3D.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebSize.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebURL.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayer.h"
 #include "ui/gfx/rect_f.h"
 #include "webkit/media/android/stream_texture_factory_android.h"
 
 namespace media {
 class MediaLog;
 }
 
 namespace WebKit {
 class WebFrame;
 }
 
 namespace webkit {
 class WebLayerImpl;
 }
 
 namespace webkit_media {
 
-#if defined(GOOGLE_TV)
-class MediaSourceDelegate;
-#endif
 class WebMediaPlayerManagerAndroid;
 class WebMediaPlayerProxyAndroid;
 
 // This class implements WebKit::WebMediaPlayer by keeping the android
 // media player in the browser process. It listens to all the status changes
 // sent from the browser process and sends playback controls to the media
 // player.
 class WebMediaPlayerAndroid
     : public WebKit::WebMediaPlayer,
       public cc::VideoFrameProvider,
       public base::MessageLoop::DestructionObserver {
  public:
   // Construct a WebMediaPlayerAndroid object. This class communicates
   // with the MediaPlayerBridge object in the browser process through
   // |proxy|.
   // TODO(qinmin): |frame| argument is used to determine whether the current
   // player can enter fullscreen. This logic should probably be moved into
   // blink, so that enterFullscreen() will not be called if another video is
   // already in fullscreen.
   WebMediaPlayerAndroid(WebKit::WebFrame* frame,
                         WebKit::WebMediaPlayerClient* client,
                         WebMediaPlayerManagerAndroid* manager,
                         WebMediaPlayerProxyAndroid* proxy,
-                        StreamTextureFactory* factory,
-                        media::MediaLog* media_log);
+                        StreamTextureFactory* factory);
   virtual ~WebMediaPlayerAndroid();
 
   // WebKit::WebMediaPlayer implementation.
   virtual void enterFullscreen();
   virtual void exitFullscreen();
   virtual bool canEnterFullscreen() const;
 
   // Resource loading.
   virtual void load(const WebKit::WebURL& url, CORSMode cors_mode);
   virtual void load(const WebKit::WebURL& url,
@@ skipping 101 matching lines @@
   virtual void WillDestroyCurrentMessageLoop() OVERRIDE;
 
   // Detach the player from its manager.
   void Detach();
 
 #if defined(GOOGLE_TV)
   // Retrieve geometry of the media player (i.e. location and size of the video
   // frame) if changed. Returns true only if the geometry has been changed since
   // the last call.
   bool RetrieveGeometryChange(gfx::RectF* rect);
-
-  virtual MediaKeyException generateKeyRequest(
-      const WebKit::WebString& key_system,
-      const unsigned char* init_data,
-      unsigned init_data_length) OVERRIDE;
-  virtual MediaKeyException addKey(
-      const WebKit::WebString& key_system,
-      const unsigned char* key,
-      unsigned key_length,
-      const unsigned char* init_data,
-      unsigned init_data_length,
-      const WebKit::WebString& session_id) OVERRIDE;
-  virtual MediaKeyException cancelKeyRequest(
-      const WebKit::WebString& key_system,
-      const WebKit::WebString& session_id) OVERRIDE;
-
-  // Called when DemuxerStreamPlayer needs to read data from ChunkDemuxer.
-  void OnReadFromDemuxer(media::DemuxerStream::Type type, bool seek_done);
 #endif
 
  protected:
   // Helper method to update the playing state.
   void UpdatePlayingState(bool is_playing_);
 
   // Helper methods for posting task for setting states and update WebKit.
   void UpdateNetworkState(WebKit::WebMediaPlayer::NetworkState state);
   void UpdateReadyState(WebKit::WebMediaPlayer::ReadyState state);
 
   // Helper method to reestablish the surface texture peer for android
   // media player.
   void EstablishSurfaceTexturePeer();
 
   // Requesting whether the surface texture peer needs to be reestablished.
   void SetNeedsEstablishPeer(bool needs_establish_peer);
 
-#if defined(GOOGLE_TV)
-  // Request external surface for out-of-band composition.
-  void RequestExternalSurface();
-#endif
+  void InitializeMediaPlayer(const WebKit::WebURL& url,
+                             media::MediaPlayerBridge::MediaType media_type);
+
+  bool NeedsExternalSurface();
+  void SetNeedsExternalSurface(bool needs_external_surface);
+
+  WebMediaPlayerProxyAndroid* proxy() { return proxy_; }
+  WebKit::WebFrame* frame() { return frame_; }
+  WebKit::WebMediaPlayerClient* client() { return client_; }
+  int player_id() { return player_id_; }
 
  private:
   void ReallocateVideoFrame();
 
   WebKit::WebFrame* const frame_;
 
   WebKit::WebMediaPlayerClient* const client_;
 
   // Save the list of buffered time ranges.
   WebKit::WebTimeRanges buffered_;
@@ skipping 60 matching lines @@
   // A pointer back to the compositor to inform it about state changes. This is
   // not NULL while the compositor is actively using this webmediaplayer.
   cc::VideoFrameProvider::Client* video_frame_provider_client_;
 
   scoped_ptr<webkit::WebLayerImpl> video_weblayer_;
 
 #if defined(GOOGLE_TV)
   // A rectangle represents the geometry of video frame, when computed last
   // time.
   gfx::RectF last_computed_rect_;
-
-  scoped_ptr<MediaSourceDelegate> media_source_delegate_;
 #endif
 
   // Proxy object that delegates method calls on Render Thread.
   // This object is created on the Render Thread and is only called in the
   // destructor.
   WebMediaPlayerProxyAndroid* proxy_;
 
   // The current playing time. Because the media player is in the browser
   // process, it will regularly update the |current_time_| by calling
   // OnTimeUpdate().
   float current_time_;
 
   media::MediaLog* media_log_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerAndroid);
 };
 
 }  // namespace webkit_media
 
 #endif  // WEBKIT_MEDIA_ANDROID_WEBMEDIAPLAYER_ANDROID_H_