content/renderer/media/media_stream_center.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CENTER_H_
   6 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CENTER_H_
   7
   8 #include <map>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "content/common/content_export.h"
  13 #include "content/common/media/media_stream_options.h"
  14 #include "content/public/renderer/render_process_observer.h"
  15 #include "third_party/WebKit/public/platform/WebMediaStream.h"
  16 #include "third_party/WebKit/public/platform/WebMediaStreamCenter.h"
  17 #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h"
  18 #include "third_party/WebKit/public/platform/WebMediaStreamTrackSourcesRequest.h"
  19
  20 namespace blink {
  21 class WebAudioSourceProvider;
  22 class WebMediaStreamCenterClient;
  23 }
  24
  25 namespace content {
  26 class PeerConnectionDependencyFactory;
  27
  28 class CONTENT_EXPORT MediaStreamCenter
  29     : NON_EXPORTED_BASE(public blink::WebMediaStreamCenter) {
  30  public:
  31   MediaStreamCenter(blink::WebMediaStreamCenterClient* client,
  32                     PeerConnectionDependencyFactory* factory);
  33   virtual ~MediaStreamCenter();
  34
  35  private:
  36   virtual void didCreateMediaStreamTrack(
  37       const blink::WebMediaStreamTrack& track) override;
  38
  39   virtual void didEnableMediaStreamTrack(
  40       const blink::WebMediaStreamTrack& track) override;
  41
  42   virtual void didDisableMediaStreamTrack(
  43       const blink::WebMediaStreamTrack& track) override;
  44
  45   virtual void didStopLocalMediaStream(
  46       const blink::WebMediaStream& stream) override;
  47
  48   virtual bool didStopMediaStreamTrack(
  49       const blink::WebMediaStreamTrack& track) override;
  50
  51   virtual blink::WebAudioSourceProvider*
  52       createWebAudioSourceFromMediaStreamTrack(
  53           const blink::WebMediaStreamTrack& track) override;
  54
  55
  56   virtual void didCreateMediaStream(
  57       blink::WebMediaStream& stream) override;
  58
  59   virtual bool didAddMediaStreamTrack(
  60       const blink::WebMediaStream& stream,
  61       const blink::WebMediaStreamTrack& track) override;
  62
  63   virtual bool didRemoveMediaStreamTrack(
  64       const blink::WebMediaStream& stream,
  65       const blink::WebMediaStreamTrack& track) override;
  66
  67   // |rtc_factory_| is a weak pointer and is owned by the RenderThreadImpl.
  68   // It is valid as long as  RenderThreadImpl exist.
  69   PeerConnectionDependencyFactory* rtc_factory_;
  70
  71   DISALLOW_COPY_AND_ASSIGN(MediaStreamCenter);
  72 };
  73
  74 }  // namespace content
  75
  76 #endif  // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CENTER_H_