chrome/renderer/media/cast_receiver_session.h

   1 // Copyright 2015 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 CHROME_RENDERER_MEDIA_CAST_RECEIVER_SESSION_H_
   6 #define CHROME_RENDERER_MEDIA_CAST_RECEIVER_SESSION_H_
   7
   8 #include "base/callback.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "chrome/renderer/media/cast_receiver_session_delegate.h"
  11
  12 namespace blink {
  13 class WebMediaStream;
  14 }
  15
  16 namespace media {
  17 class AudioCapturerSource;
  18 class VideoCaptureFormat;
  19 class VideoCapturerSource;
  20 }
  21
  22 namespace net {
  23 class IPEndPoint;
  24 }
  25
  26 namespace base {
  27 class DictionaryValue;
  28 }
  29
  30 // This a render thread object, all methods, construction and
  31 // destruction must happen on the render thread.
  32 class CastReceiverSession : public base::RefCounted<CastReceiverSession> {
  33  public:
  34   CastReceiverSession();
  35
  36   typedef base::Callback<void(scoped_refptr<media::AudioCapturerSource>,
  37                               scoped_ptr<media::VideoCapturerSource>)> StartCB;
  38
  39   // Note that the cast receiver will start responding to
  40   // incoming network streams immediately, buffering input until
  41   // StartAudio/StartVideo is called.
  42   // Five first parameters are passed to cast receiver.
  43   // |start_callback| is called when initialization is done.
  44   // TODO(hubbe): Currently the audio component of the returned media
  45   // stream only the exact format that the sender is sending us.
  46   void Start(const media::cast::FrameReceiverConfig& audio_config,
  47              const media::cast::FrameReceiverConfig& video_config,
  48              const net::IPEndPoint& local_endpoint,
  49              const net::IPEndPoint& remote_endpoint,
  50              scoped_ptr<base::DictionaryValue> options,
  51              const media::VideoCaptureFormat& capture_format,
  52              const StartCB& start_callback,
  53              const CastReceiverSessionDelegate::ErrorCallback& error_callback);
  54
  55  private:
  56   class VideoCapturerSource;
  57   class AudioCapturerSource;
  58   friend class base::RefCounted<CastReceiverSession>;
  59   virtual ~CastReceiverSession();
  60   void StartAudio(scoped_refptr<CastReceiverAudioValve> audio_valve);
  61
  62   void StartVideo(content::VideoCaptureDeliverFrameCB frame_callback);
  63   // Stop Video callbacks.
  64   // Note that this returns immediately, but callbacks do not stop immediately.
  65   void StopVideo();
  66
  67   media::cast::FrameReceiverConfig audio_config_;
  68   media::cast::FrameReceiverConfig video_config_;
  69   scoped_ptr<CastReceiverSessionDelegate> delegate_;
  70   const scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy_;
  71   media::VideoCaptureFormat format_;
  72
  73   DISALLOW_COPY_AND_ASSIGN(CastReceiverSession);
  74 };
  75
  76 #endif // CHROME_RENDERER_MEDIA_CAST_RECEIVER_SESSION_H_