| /* |
| * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef VIDEO_REPORT_BLOCK_STATS_H_ |
| #define VIDEO_REPORT_BLOCK_STATS_H_ |
| |
| #include <map> |
| #include <vector> |
| |
| #include "modules/rtp_rtcp/include/rtp_rtcp_defines.h" |
| |
| namespace webrtc { |
| |
| // Helper class for rtcp statistics. |
| class ReportBlockStats { |
| public: |
| typedef std::map<uint32_t, RTCPReportBlock> ReportBlockMap; |
| typedef std::vector<RTCPReportBlock> ReportBlockVector; |
| ReportBlockStats(); |
| ~ReportBlockStats(); |
| |
| // Updates stats and stores report blocks. |
| // Returns an aggregate of the |report_blocks|. |
| RTCPReportBlock AggregateAndStore(const ReportBlockVector& report_blocks); |
| |
| // Updates stats and stores report block. |
| void Store(const RtcpStatistics& rtcp_stats, |
| uint32_t remote_ssrc, |
| uint32_t source_ssrc); |
| |
| // Returns the total fraction of lost packets (or -1 if less than two report |
| // blocks have been stored). |
| int FractionLostInPercent() const; |
| |
| private: |
| // Updates the total number of packets/lost packets. |
| // Stores the report block. |
| // Returns the number of packets/lost packets since previous report block. |
| void StoreAndAddPacketIncrement(const RTCPReportBlock& report_block, |
| uint32_t* num_sequence_numbers, |
| uint32_t* num_lost_sequence_numbers); |
| |
| // The total number of packets/lost packets. |
| uint32_t num_sequence_numbers_; |
| uint32_t num_lost_sequence_numbers_; |
| |
| // Map holding the last stored report block (mapped by the source SSRC). |
| ReportBlockMap prev_report_blocks_; |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // VIDEO_REPORT_BLOCK_STATS_H_ |