1 /* 2 * Copyright (c) 2017 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 MODULES_RTP_RTCP_SOURCE_RTCP_NACK_STATS_H_ 12 #define MODULES_RTP_RTCP_SOURCE_RTCP_NACK_STATS_H_ 13 14 #include <stdint.h> 15 16 namespace webrtc { 17 18 class RtcpNackStats { 19 public: 20 RtcpNackStats(); 21 22 // Updates stats with requested sequence number. 23 // This function should be called for each NACK request to calculate the 24 // number of unique NACKed RTP packets. 25 void ReportRequest(uint16_t sequence_number); 26 27 // Gets the number of NACKed RTP packets. requests()28 uint32_t requests() const { return requests_; } 29 30 // Gets the number of unique NACKed RTP packets. unique_requests()31 uint32_t unique_requests() const { return unique_requests_; } 32 33 private: 34 uint16_t max_sequence_number_; 35 uint32_t requests_; 36 uint32_t unique_requests_; 37 }; 38 39 } // namespace webrtc 40 #endif // MODULES_RTP_RTCP_SOURCE_RTCP_NACK_STATS_H_ 41