Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
       3             :  *
       4             :  *  Use of this source code is governed by a BSD-style license
       5             :  *  that can be found in the LICENSE file in the root of the source
       6             :  *  tree. An additional intellectual property rights grant can be found
       7             :  *  in the file PATENTS.  All contributing project authors may
       8             :  *  be found in the AUTHORS file in the root of the source tree.
       9             :  */
      10             : #ifndef WEBRTC_VIDEO_ENCODER_RTCP_FEEDBACK_H_
      11             : #define WEBRTC_VIDEO_ENCODER_RTCP_FEEDBACK_H_
      12             : 
      13             : #include <vector>
      14             : 
      15             : #include "webrtc/base/criticalsection.h"
      16             : #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
      17             : #include "webrtc/system_wrappers/include/clock.h"
      18             : #include "webrtc/typedefs.h"
      19             : 
      20             : namespace webrtc {
      21             : 
      22             : class ViEEncoder;
      23             : 
      24           0 : class EncoderRtcpFeedback : public RtcpIntraFrameObserver {
      25             :  public:
      26             :   EncoderRtcpFeedback(Clock* clock,
      27             :                        const std::vector<uint32_t>& ssrcs,
      28             :                        ViEEncoder* encoder);
      29             :   void OnReceivedIntraFrameRequest(uint32_t ssrc) override;
      30             :   void OnReceivedSLI(uint32_t ssrc, uint8_t picture_id) override;
      31             :   void OnReceivedRPSI(uint32_t ssrc, uint64_t picture_id) override;
      32             : 
      33             :  private:
      34             :   bool HasSsrc(uint32_t ssrc);
      35             :   size_t GetStreamIndex(uint32_t ssrc);
      36             : 
      37             :   Clock* const clock_;
      38             :   const std::vector<uint32_t> ssrcs_;
      39             :   ViEEncoder* const vie_encoder_;
      40             : 
      41             :   rtc::CriticalSection crit_;
      42             :   std::vector<int64_t> time_last_intra_request_ms_ GUARDED_BY(crit_);
      43             : };
      44             : 
      45             : }  // namespace webrtc
      46             : 
      47             : #endif  // WEBRTC_VIDEO_ENCODER_RTCP_FEEDBACK_H_