1 /* 2 * Copyright (c) 2013 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_INCLUDE_FEC_RECEIVER_H_ 12 #define WEBRTC_MODULES_RTP_RTCP_INCLUDE_FEC_RECEIVER_H_ 13 14 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h" 15 #include "webrtc/typedefs.h" 16 17 namespace webrtc { 18 19 struct FecPacketCounter { FecPacketCounterFecPacketCounter20 FecPacketCounter() 21 : num_packets(0), 22 num_fec_packets(0), 23 num_recovered_packets(0) {} 24 25 size_t num_packets; // Number of received packets. 26 size_t num_fec_packets; // Number of received FEC packets. 27 size_t num_recovered_packets; // Number of recovered media packets using FEC. 28 }; 29 30 class FecReceiver { 31 public: 32 static FecReceiver* Create(RtpData* callback); 33 ~FecReceiver()34 virtual ~FecReceiver() {} 35 36 virtual int32_t AddReceivedRedPacket(const RTPHeader& rtp_header, 37 const uint8_t* incoming_rtp_packet, 38 size_t packet_length, 39 uint8_t ulpfec_payload_type) = 0; 40 41 virtual int32_t ProcessReceivedFec() = 0; 42 43 virtual FecPacketCounter GetPacketCounter() const = 0; 44 }; 45 } // namespace webrtc 46 #endif // WEBRTC_MODULES_RTP_RTCP_INCLUDE_FEC_RECEIVER_H_ 47