| /* |
| * 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 WEBRTC_TEST_RTCP_PACKET_PARSER_H_ |
| #define WEBRTC_TEST_RTCP_PACKET_PARSER_H_ |
| |
| #include <map> |
| #include <vector> |
| |
| #include "webrtc/modules/rtp_rtcp/source/rtcp_utility.h" |
| #include "webrtc/typedefs.h" |
| |
| namespace webrtc { |
| namespace test { |
| |
| class RtcpPacketParser; |
| |
| class PacketType { |
| public: |
| virtual ~PacketType() {} |
| |
| int num_packets() const { return num_packets_; } |
| |
| protected: |
| PacketType() : num_packets_(0) {} |
| |
| int num_packets_; |
| }; |
| |
| class SenderReport : public PacketType { |
| public: |
| SenderReport() {} |
| virtual ~SenderReport() {} |
| |
| uint32_t Ssrc() const { return sr_.SenderSSRC; } |
| uint32_t NtpSec() const { return sr_.NTPMostSignificant; } |
| uint32_t NtpFrac() const { return sr_.NTPLeastSignificant; } |
| uint32_t RtpTimestamp() const { return sr_.RTPTimestamp; } |
| uint32_t PacketCount() const { return sr_.SenderPacketCount; } |
| uint32_t OctetCount() const { return sr_.SenderOctetCount; } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketSR& sr) { |
| sr_ = sr; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketSR sr_; |
| }; |
| |
| class ReceiverReport : public PacketType { |
| public: |
| ReceiverReport() {} |
| virtual ~ReceiverReport() {} |
| |
| uint32_t Ssrc() const { return rr_.SenderSSRC; } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketRR& rr) { |
| rr_ = rr; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketRR rr_; |
| }; |
| |
| class ReportBlock : public PacketType { |
| public: |
| ReportBlock() {} |
| virtual ~ReportBlock() {} |
| |
| uint32_t Ssrc() const { return rb_.SSRC; } |
| uint8_t FractionLost() const { return rb_.FractionLost; } |
| uint32_t CumPacketLost() const { return rb_.CumulativeNumOfPacketsLost; } |
| uint32_t ExtHighestSeqNum() const { return rb_.ExtendedHighestSequenceNumber;} |
| uint32_t Jitter() const { return rb_.Jitter; } |
| uint32_t LastSr() const { return rb_.LastSR; } |
| uint32_t DelayLastSr()const { return rb_.DelayLastSR; } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketReportBlockItem& rb) { |
| rb_ = rb; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketReportBlockItem rb_; |
| }; |
| |
| class Bye : public PacketType { |
| public: |
| Bye() {} |
| virtual ~Bye() {} |
| |
| uint32_t Ssrc() const { return bye_.SenderSSRC; } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketBYE& bye) { |
| bye_ = bye; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketBYE bye_; |
| }; |
| |
| class Rpsi : public PacketType { |
| public: |
| Rpsi() {} |
| virtual ~Rpsi() {} |
| |
| uint32_t Ssrc() const { return rpsi_.SenderSSRC; } |
| uint32_t MediaSsrc() const { return rpsi_.MediaSSRC; } |
| uint8_t PayloadType() const { return rpsi_.PayloadType; } |
| uint16_t NumberOfValidBits() const { return rpsi_.NumberOfValidBits; } |
| uint64_t PictureId() const; |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketPSFBRPSI& rpsi) { |
| rpsi_ = rpsi; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketPSFBRPSI rpsi_; |
| }; |
| |
| class Fir : public PacketType { |
| public: |
| Fir() {} |
| virtual ~Fir() {} |
| |
| uint32_t Ssrc() const { return fir_.SenderSSRC; } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketPSFBFIR& fir) { |
| fir_ = fir; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketPSFBFIR fir_; |
| }; |
| |
| class FirItem : public PacketType { |
| public: |
| FirItem() {} |
| virtual ~FirItem() {} |
| |
| uint32_t Ssrc() const { return fir_item_.SSRC; } |
| uint8_t SeqNum() const { return fir_item_.CommandSequenceNumber; } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketPSFBFIRItem& fir_item) { |
| fir_item_ = fir_item; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketPSFBFIRItem fir_item_; |
| }; |
| |
| class Nack : public PacketType { |
| public: |
| Nack() {} |
| virtual ~Nack() {} |
| |
| uint32_t Ssrc() const { return nack_.SenderSSRC; } |
| uint32_t MediaSsrc() const { return nack_.MediaSSRC; } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketRTPFBNACK& nack) { |
| nack_ = nack; |
| ++num_packets_; |
| } |
| |
| RTCPUtility::RTCPPacketRTPFBNACK nack_; |
| }; |
| |
| class NackItem : public PacketType { |
| public: |
| NackItem() {} |
| virtual ~NackItem() {} |
| |
| std::vector<uint16_t> last_nack_list() const { |
| return last_nack_list_; |
| } |
| |
| private: |
| friend class RtcpPacketParser; |
| |
| void Set(const RTCPUtility::RTCPPacketRTPFBNACKItem& nack_item) { |
| last_nack_list_.push_back(nack_item.PacketID); |
| for (int i = 0; i < 16; ++i) { |
| if (nack_item.BitMask & (1 << i)) { |
| last_nack_list_.push_back(nack_item.PacketID + i + 1); |
| } |
| } |
| ++num_packets_; |
| } |
| void Clear() { last_nack_list_.clear(); } |
| |
| std::vector<uint16_t> last_nack_list_; |
| }; |
| |
| class RtcpPacketParser { |
| public: |
| RtcpPacketParser(); |
| ~RtcpPacketParser(); |
| |
| void Parse(const void *packet, int packet_len); |
| |
| SenderReport* sender_report() { return &sender_report_; } |
| ReceiverReport* receiver_report() { return &receiver_report_; } |
| ReportBlock* report_block() { return &report_block_; } |
| Bye* bye() { return &bye_; } |
| Rpsi* rpsi() { return &rpsi_; } |
| Fir* fir() { return &fir_; } |
| FirItem* fir_item() { return &fir_item_; } |
| Nack* nack() { return &nack_; } |
| NackItem* nack_item() { return &nack_item_; } |
| |
| int report_blocks_per_ssrc(uint32_t ssrc) { |
| return report_blocks_per_ssrc_[ssrc]; |
| } |
| |
| private: |
| SenderReport sender_report_; |
| ReceiverReport receiver_report_; |
| ReportBlock report_block_; |
| Bye bye_; |
| Rpsi rpsi_; |
| Fir fir_; |
| FirItem fir_item_; |
| Nack nack_; |
| NackItem nack_item_; |
| |
| std::map<uint32_t, int> report_blocks_per_ssrc_; |
| }; |
| } // namespace test |
| } // namespace webrtc |
| #endif // WEBRTC_TEST_RTCP_PACKET_PARSER_H_ |