Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2016 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_SOURCE_RTCP_PACKET_SENDER_REPORT_H_
      12             : #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_SENDER_REPORT_H_
      13             : 
      14             : #include <vector>
      15             : 
      16             : #include "webrtc/base/constructormagic.h"
      17             : #include "webrtc/modules/rtp_rtcp/source/rtcp_packet.h"
      18             : #include "webrtc/modules/rtp_rtcp/source/rtcp_packet/report_block.h"
      19             : #include "webrtc/system_wrappers/include/ntp_time.h"
      20             : 
      21             : namespace webrtc {
      22             : namespace rtcp {
      23             : class CommonHeader;
      24             : 
      25             : class SenderReport : public RtcpPacket {
      26             :  public:
      27             :   static constexpr uint8_t kPacketType = 200;
      28             : 
      29             :   SenderReport();
      30           0 :   ~SenderReport() override {}
      31             : 
      32             :   // Parse assumes header is already parsed and validated.
      33             :   bool Parse(const CommonHeader& packet);
      34             : 
      35           0 :   void SetSenderSsrc(uint32_t ssrc) { sender_ssrc_ = ssrc; }
      36           0 :   void SetNtp(NtpTime ntp) { ntp_ = ntp; }
      37           0 :   void SetRtpTimestamp(uint32_t rtp_timestamp) {
      38           0 :     rtp_timestamp_ = rtp_timestamp;
      39           0 :   }
      40           0 :   void SetPacketCount(uint32_t packet_count) {
      41           0 :     sender_packet_count_ = packet_count;
      42           0 :   }
      43           0 :   void SetOctetCount(uint32_t octet_count) {
      44           0 :     sender_octet_count_ = octet_count;
      45           0 :   }
      46             :   bool AddReportBlock(const ReportBlock& block);
      47             :   void ClearReportBlocks() { report_blocks_.clear(); }
      48             : 
      49           0 :   uint32_t sender_ssrc() const { return sender_ssrc_; }
      50           0 :   NtpTime ntp() const { return ntp_; }
      51           0 :   uint32_t rtp_timestamp() const { return rtp_timestamp_; }
      52           0 :   uint32_t sender_packet_count() const { return sender_packet_count_; }
      53           0 :   uint32_t sender_octet_count() const { return sender_octet_count_; }
      54             : 
      55           0 :   const std::vector<ReportBlock>& report_blocks() const {
      56           0 :     return report_blocks_;
      57             :   }
      58             : 
      59             :  protected:
      60             :   bool Create(uint8_t* packet,
      61             :               size_t* index,
      62             :               size_t max_length,
      63             :               RtcpPacket::PacketReadyCallback* callback) const override;
      64             : 
      65             :  private:
      66             :   static const size_t kMaxNumberOfReportBlocks = 0x1f;
      67             :   const size_t kSenderBaseLength = 24;
      68             : 
      69           0 :   size_t BlockLength() const override {
      70           0 :     return kHeaderLength + kSenderBaseLength +
      71           0 :            report_blocks_.size() * ReportBlock::kLength;
      72             :   }
      73             : 
      74             :   uint32_t sender_ssrc_;
      75             :   NtpTime ntp_;
      76             :   uint32_t rtp_timestamp_;
      77             :   uint32_t sender_packet_count_;
      78             :   uint32_t sender_octet_count_;
      79             :   std::vector<ReportBlock> report_blocks_;
      80             : 
      81             :   RTC_DISALLOW_COPY_AND_ASSIGN(SenderReport);
      82             : };
      83             : 
      84             : }  // namespace rtcp
      85             : }  // namespace webrtc
      86             : #endif  // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_SENDER_REPORT_H_