Cast: Adding support for GPU accelerated encode

media/cast/video_sender/video_sender.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 MEDIA_CAST_VIDEO_SENDER_VIDEO_SENDER_H_
 #define MEDIA_CAST_VIDEO_SENDER_VIDEO_SENDER_H_
 
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/time/tick_clock.h"
 #include "base/time/time.h"
 #include "media/cast/cast_config.h"
 #include "media/cast/cast_environment.h"
 #include "media/cast/congestion_control/congestion_control.h"
 #include "media/cast/rtcp/rtcp.h"
 #include "media/cast/rtp_sender/rtp_sender.h"
+#include "media/filters/gpu_video_accelerator_factories.h"
+#include "media/video/video_encode_accelerator.h"
 
 namespace crypto {
   class Encryptor;
 }
 
 namespace media {
 class VideoFrame;
 }
 
 namespace media {
 namespace cast {
 
 class VideoEncoder;
 class LocalRtcpVideoSenderFeedback;
 class LocalRtpVideoSenderStatistics;
 class LocalVideoEncoderCallback;
 class PacedPacketSender;
 
 // Not thread safe. Only called from the main cast thread.
 // This class owns all objects related to sending video, objects that create RTP
 // packets, congestion control, video encoder, parsing and sending of
 // RTCP packets.
 // Additionally it posts a bunch of delayed tasks to the main thread for various
 // timeouts.
 class VideoSender : public base::NonThreadSafe,
                     public base::SupportsWeakPtr<VideoSender> {
  public:
-  VideoSender(scoped_refptr<CastEnvironment> cast_environment,
-              const VideoSenderConfig& video_config,
-              VideoEncoderController* const video_encoder_controller,
-              PacedPacketSender* const paced_packet_sender);
+  VideoSender(
+    scoped_refptr<CastEnvironment> cast_environment,
+    const VideoSenderConfig& video_config,
+    const scoped_refptr<GpuVideoAcceleratorFactories>& gpu_factories,
+    PacedPacketSender* const paced_packet_sender);
 
   virtual ~VideoSender();
 
   // The video_frame must be valid until the closure callback is called.
   // The closure callback is called from the video encoder thread as soon as
   // the encoder is done with the frame; it does not mean that the encoded frame
   // has been sent out.
   void InsertRawVideoFrame(
       const scoped_refptr<media::VideoFrame>& video_frame,
       const base::TimeTicks& capture_time);
 
-  // The video_frame must be valid until the closure callback is called.
-  // The closure callback is called from the main thread as soon as
-  // the cast sender is done with the frame; it does not mean that the encoded
-  // frame has been sent out.
-  void InsertCodedVideoFrame(const EncodedVideoFrame* video_frame,
-                             const base::TimeTicks& capture_time,
-                             const base::Closure callback);
-
   // Only called from the main cast thread.
   void IncomingRtcpPacket(const uint8* packet, size_t length,
                           const base::Closure callback);
 
  protected:
   // Protected for testability.
   void OnReceivedCastFeedback(const RtcpCastMessage& cast_feedback);
 
  private:
   friend class LocalRtcpVideoSenderFeedback;
@@ skipping 36 matching lines @@
 
   const base::TimeDelta rtp_max_delay_;
   const int max_frame_rate_;
 
   scoped_refptr<CastEnvironment> cast_environment_;
   scoped_ptr<LocalRtcpVideoSenderFeedback> rtcp_feedback_;
   scoped_ptr<LocalRtpVideoSenderStatistics> rtp_video_sender_statistics_;
   scoped_ptr<VideoEncoder> video_encoder_;
   scoped_ptr<Rtcp> rtcp_;
   scoped_ptr<RtpSender> rtp_sender_;
-  VideoEncoderController* video_encoder_controller_;
   uint8 max_unacked_frames_;
   scoped_ptr<crypto::Encryptor> encryptor_;
   std::string iv_mask_;
   int last_acked_frame_id_;
   int last_sent_frame_id_;
   int duplicate_ack_;
   base::TimeTicks last_send_time_;
   base::TimeTicks last_checked_skip_count_time_;
   int last_skip_count_;
   CongestionControl congestion_control_;
 
   bool initialized_;
   base::WeakPtrFactory<VideoSender> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoSender);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_VIDEO_SENDER_VIDEO_SENDER_H_