Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2016 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             : 
      11             : #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_RAPID_RESYNC_REQUEST_H_
      12             : #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_RAPID_RESYNC_REQUEST_H_
      13             : 
      14             : #include "webrtc/base/basictypes.h"
      15             : #include "webrtc/base/constructormagic.h"
      16             : #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/rtpfb.h"
      17             : 
      18             : namespace webrtc {
      19             : namespace rtcp {
      20             : class CommonHeader;
      21             : 
      22             : // draft-perkins-avt-rapid-rtp-sync-03
      23             : class RapidResyncRequest : public Rtpfb {
      24             :  public:
      25             :   static constexpr uint8_t kFeedbackMessageType = 5;
      26             : 
      27           0 :   RapidResyncRequest() {}
      28           0 :   ~RapidResyncRequest() override {}
      29             : 
      30             :   // Parse assumes header is already parsed and validated.
      31             :   bool Parse(const CommonHeader& header);
      32             : 
      33             :  protected:
      34             :   bool Create(uint8_t* packet,
      35             :               size_t* index,
      36             :               size_t max_length,
      37             :               RtcpPacket::PacketReadyCallback* callback) const override;
      38             : 
      39             :  private:
      40           0 :   size_t BlockLength() const override {
      41           0 :     return kHeaderLength + kCommonFeedbackLength;
      42             :   }
      43             : 
      44             :   RTC_DISALLOW_COPY_AND_ASSIGN(RapidResyncRequest);
      45             : };
      46             : }  // namespace rtcp
      47             : }  // namespace webrtc
      48             : #endif  // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_RAPID_RESYNC_REQUEST_H_