Implement WebRTC in Chrome for TV

webkit/renderer/media/android/webmediaplayer_android.h

 // Copyright 2013 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_RENDERER_MEDIA_ANDROID_WEBMEDIAPLAYER_ANDROID_H_
 #define WEBKIT_RENDERER_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"
 #include "cc/layers/video_frame_provider.h"
+#include "media/base/android/media_player_android.h"
 #include "media/base/demuxer_stream.h"
 #include "media/base/media_keys.h"
 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
 #include "third_party/WebKit/public/platform/WebSize.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayer.h"
 #include "ui/gfx/rect_f.h"
 #include "webkit/renderer/media/android/media_source_delegate.h"
 #include "webkit/renderer/media/android/stream_texture_factory_android.h"
 #include "webkit/renderer/media/crypto/proxy_decryptor.h"
 
 namespace media {
+class Demuxer;
 class MediaLog;
 }
 
 namespace WebKit {
 class WebFrame;
 }
 
 namespace webkit {
 class WebLayerImpl;
 }
 
 namespace webkit_media {
+
+class MediaStreamClient;
 class WebMediaPlayerManagerAndroid;
 class WebMediaPlayerProxyAndroid;
 
+#if defined(GOOGLE_TV)
+class MediaStreamAudioRenderer;
+#endif
+
 // 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
@@ skipping 151 matching lines @@
 
   void OnKeyAdded(const std::string& key_system, const std::string& session_id);
   void OnKeyError(const std::string& key_system,
                   const std::string& session_id,
                   media::MediaKeys::KeyError error_code,
                   int system_code);
   void OnKeyMessage(const std::string& key_system,
                     const std::string& session_id,
                     const std::string& message,
                     const std::string& default_url);
+
+  bool InjectMediaStream(MediaStreamClient* media_stream_client,
+                         media::Demuxer* demuxer,
+                         const base::Closure& destroy_demuxer_cb);
 #endif
 
   void OnNeedKey(const std::string& key_system,
                  const std::string& type,
                  const std::string& session_id,
                  scoped_ptr<uint8[]> init_data,
                  int init_data_size);
 
   // Called when DemuxerStreamPlayer needs to read data from ChunkDemuxer.
   void OnReadFromDemuxer(media::DemuxerStream::Type type, bool seek_done);
 
  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);
 
+  void InitializeMediaPlayer(
+      const WebKit::WebURL& url,
+      media::MediaPlayerAndroid::SourceType source_type);
+
 #if defined(GOOGLE_TV)
   // Request external surface for out-of-band composition.
   void RequestExternalSurface();
 #endif
 
  private:
   void ReallocateVideoFrame();
 
 #if defined(GOOGLE_TV)
   // Actually do the work for generateKeyRequest/addKey so they can easily
@@ skipping 85 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_;
+
+  // Media Stream related fields.
+  media::Demuxer* demuxer_;
+  base::Closure destroy_demuxer_cb_;
 #endif
 
   scoped_ptr<MediaSourceDelegate,
              MediaSourceDelegate::Destroyer> media_source_delegate_;
 
   // 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().
   double current_time_;
 
   media::MediaLog* media_log_;
+  MediaStreamClient* media_stream_client_;
 
   // The currently selected key system. Empty string means that no key system
   // has been selected.
   WebKit::WebString current_key_system_;
 
   // Temporary for EME v0.1. In the future the init data type should be passed
   // through GenerateKeyRequest() directly from WebKit.
   std::string init_data_type_;
 
   // The decryptor that manages decryption keys and decrypts encrypted frames.
   scoped_ptr<ProxyDecryptor> decryptor_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerAndroid);
 };
 
 }  // namespace webkit_media
 
 #endif  // WEBKIT_RENDERER_MEDIA_ANDROID_WEBMEDIAPLAYER_ANDROID_H_