Implement WebRTC in Chrome for TV

webkit/media/android/webmediaplayer_tv.h

Index: webkit/media/android/webmediaplayer_tv.h
diff --git a/webkit/media/android/webmediaplayer_tv.h b/webkit/media/android/webmediaplayer_tv.h
new file mode 100644
index 0000000000000000000000000000000000000000..91a3c44f5e786147bcfc3b93ebbe66bfc1d87ccc
--- /dev/null
+++ b/webkit/media/android/webmediaplayer_tv.h
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+// Copyright (c) 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_MEDIA_ANDROID_WEBMEDIAPLAYER_TV_H_
+#define WEBKIT_MEDIA_ANDROID_WEBMEDIAPLAYER_TV_H_
+
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "media/base/demuxer_stream.h"
+#include "webkit/media/android/webmediaplayer_android.h"
+
+namespace media {
+class Demuxer;
+class MediaLog;
+}
+
+namespace WebKit {
+class WebFrame;
+class WebMediaSource;
+}
+
+namespace webkit_media {
+
+class MediaSourceDelegate;
+class MediaStreamAudioRenderer;
+class MediaStreamClient;
+class StreamTextureFactory;
+class WebMediaPlayerManagerAndroid;
+class WebMediaPlayerProxyAndroid;
+
+// This class adds TV functionality such as MSE and H/W backed media stream
+// to WebMediaPlayerAndroid.
+class WebMediaPlayerTv : public WebMediaPlayerAndroid {
+ public:
+  // Construct a WebMediaPlayerTv object.
+  WebMediaPlayerTv(WebKit::WebFrame* frame,
+                   WebKit::WebMediaPlayerClient* client,
+                   WebMediaPlayerManagerAndroid* manager,
+                   WebMediaPlayerProxyAndroid* proxy,
+                   StreamTextureFactory* factory,
+                   media::MediaLog* media_log,
+                   MediaStreamClient* media_stream_client,
+                   media::Demuxer* remote_stream_demuxer);
+  virtual ~WebMediaPlayerTv();
+
+  // Methods inherited from WebMediaPlayerAndroid.
+  virtual void load(const WebKit::WebURL& url,
+                    WebKit::WebMediaSource* media_source,
+                    CORSMode cors_mode) OVERRIDE;
+  virtual void play() OVERRIDE;
+  virtual void pause() OVERRIDE;
+  virtual void seek(double seconds) OVERRIDE;
+  virtual const WebKit::WebTimeRanges& buffered() OVERRIDE;
+  virtual unsigned decodedFrameCount() const OVERRIDE;
+  virtual unsigned droppedFrameCount() const OVERRIDE;
+  virtual unsigned audioDecodedByteCount() const OVERRIDE;
+  virtual unsigned videoDecodedByteCount() const OVERRIDE;
+  virtual void OnVideoSizeChanged(int width, int height) OVERRIDE;
+
+  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
+  // MediaSourceDelegate.
+  void OnReadFromDemuxer(media::DemuxerStream::Type type, bool seek_done);
+
+ private:
+  media::MediaLog* media_log_;
+  scoped_ptr<MediaSourceDelegate> media_source_delegate_;
+  MediaStreamClient* media_stream_client_;
+  media::Demuxer* demuxer_;
+  scoped_refptr<MediaStreamAudioRenderer> audio_renderer_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerTv);
+};
+
+}  // namespace webkit_media
+
+#endif  // WEBKIT_MEDIA_ANDROID_WEBMEDIAPLAYER_TV_H_