rtpfb.h (1291B)
1 /* 2 * Copyright (c) 2015 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 12 #ifndef MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_RTPFB_H_ 13 #define MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_RTPFB_H_ 14 15 #include <stddef.h> 16 #include <stdint.h> 17 18 #include "modules/rtp_rtcp/source/rtcp_packet.h" 19 20 namespace webrtc { 21 namespace rtcp { 22 23 // RTPFB: Transport layer feedback message. 24 // RFC4585, Section 6.2 25 class Rtpfb : public RtcpPacket { 26 public: 27 static constexpr uint8_t kPacketType = 205; 28 29 Rtpfb() = default; 30 ~Rtpfb() override = default; 31 32 void SetMediaSsrc(uint32_t ssrc) { media_ssrc_ = ssrc; } 33 34 uint32_t media_ssrc() const { return media_ssrc_; } 35 36 protected: 37 static constexpr size_t kCommonFeedbackLength = 8; 38 void ParseCommonFeedback(const uint8_t* payload); 39 void CreateCommonFeedback(uint8_t* payload) const; 40 41 private: 42 uint32_t media_ssrc_ = 0; 43 }; 44 45 } // namespace rtcp 46 } // namespace webrtc 47 #endif // MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_RTPFB_H_