| /* |
| * Copyright (c) 2016 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 WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_EXTENDED_REPORTS_H_ |
| #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_EXTENDED_REPORTS_H_ |
| |
| #include <vector> |
| |
| #include "webrtc/base/constructormagic.h" |
| #include "webrtc/modules/rtp_rtcp/source/rtcp_packet.h" |
| #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/dlrr.h" |
| #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/rrtr.h" |
| #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/voip_metric.h" |
| |
| namespace webrtc { |
| namespace rtcp { |
| class CommonHeader; |
| |
| // From RFC 3611: RTP Control Protocol Extended Reports (RTCP XR). |
| class ExtendedReports : public RtcpPacket { |
| public: |
| static constexpr uint8_t kPacketType = 207; |
| |
| ExtendedReports(); |
| ~ExtendedReports() override; |
| |
| // Parse assumes header is already parsed and validated. |
| bool Parse(const CommonHeader& packet); |
| |
| void From(uint32_t ssrc) { sender_ssrc_ = ssrc; } |
| |
| // Max 50 items of each of {Rrtr, Dlrr, VoipMetric} allowed per Xr. |
| bool WithRrtr(const Rrtr& rrtr); |
| bool WithDlrr(const Dlrr& dlrr); |
| bool WithVoipMetric(const VoipMetric& voip_metric); |
| |
| uint32_t sender_ssrc() const { return sender_ssrc_; } |
| const std::vector<Rrtr>& rrtrs() const { return rrtr_blocks_; } |
| const std::vector<Dlrr>& dlrrs() const { return dlrr_blocks_; } |
| const std::vector<VoipMetric>& voip_metrics() const { |
| return voip_metric_blocks_; |
| } |
| |
| protected: |
| bool Create(uint8_t* packet, |
| size_t* index, |
| size_t max_length, |
| RtcpPacket::PacketReadyCallback* callback) const override; |
| |
| private: |
| static const size_t kMaxNumberOfRrtrBlocks = 50; |
| static const size_t kMaxNumberOfDlrrBlocks = 50; |
| static const size_t kMaxNumberOfVoipMetricBlocks = 50; |
| static constexpr size_t kXrBaseLength = 4; |
| |
| size_t BlockLength() const override { |
| return kHeaderLength + kXrBaseLength + RrtrLength() + DlrrLength() + |
| VoipMetricLength(); |
| } |
| |
| size_t RrtrLength() const { return Rrtr::kLength * rrtr_blocks_.size(); } |
| size_t DlrrLength() const; |
| size_t VoipMetricLength() const { |
| return VoipMetric::kLength * voip_metric_blocks_.size(); |
| } |
| |
| void ParseRrtrBlock(const uint8_t* block, uint16_t block_length); |
| void ParseDlrrBlock(const uint8_t* block, uint16_t block_length); |
| void ParseVoipMetricBlock(const uint8_t* block, uint16_t block_length); |
| |
| uint32_t sender_ssrc_; |
| std::vector<Rrtr> rrtr_blocks_; |
| std::vector<Dlrr> dlrr_blocks_; |
| std::vector<VoipMetric> voip_metric_blocks_; |
| |
| RTC_DISALLOW_COPY_AND_ASSIGN(ExtendedReports); |
| }; |
| } // namespace rtcp |
| } // namespace webrtc |
| #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_EXTENDED_REPORTS_H_ |