Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2015 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_EXTENDED_JITTER_REPORT_H_
      12             : #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_EXTENDED_JITTER_REPORT_H_
      13             : 
      14             : #include <vector>
      15             : 
      16             : #include "webrtc/base/constructormagic.h"
      17             : #include "webrtc/modules/rtp_rtcp/source/rtcp_packet.h"
      18             : 
      19             : namespace webrtc {
      20             : namespace rtcp {
      21             : class CommonHeader;
      22             : 
      23             : class ExtendedJitterReport : public RtcpPacket {
      24             :  public:
      25             :   static constexpr uint8_t kPacketType = 195;
      26             :   static constexpr size_t kMaxNumberOfJitterValues = 0x1f;
      27             : 
      28             :   ExtendedJitterReport() {}
      29           0 :   ~ExtendedJitterReport() override {}
      30             : 
      31             :   // Parse assumes header is already parsed and validated.
      32             :   bool Parse(const CommonHeader& packet);
      33             : 
      34             :   bool SetJitterValues(std::vector<uint32_t> jitter_values);
      35             : 
      36             :   const std::vector<uint32_t>& jitter_values() {
      37             :     return inter_arrival_jitters_;
      38             :   }
      39             : 
      40             :  protected:
      41             :   bool Create(uint8_t* packet,
      42             :               size_t* index,
      43             :               size_t max_length,
      44             :               RtcpPacket::PacketReadyCallback* callback) const override;
      45             : 
      46             :  private:
      47             :   static constexpr size_t kJitterSizeBytes = 4;
      48             : 
      49           0 :   size_t BlockLength() const override {
      50           0 :     return kHeaderLength + kJitterSizeBytes * inter_arrival_jitters_.size();
      51             :   }
      52             : 
      53             :   std::vector<uint32_t> inter_arrival_jitters_;
      54             : 
      55             :   RTC_DISALLOW_COPY_AND_ASSIGN(ExtendedJitterReport);
      56             : };
      57             : 
      58             : }  // namespace rtcp
      59             : }  // namespace webrtc
      60             : #endif  // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_EXTENDED_JITTER_REPORT_H_