webrtc/modules/video_coding/main/test/rtp_player.h

107 lines
3.5 KiB
C++

/*
* Copyright (c) 2011 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_VIDEO_CODING_TEST_RTP_PLAYER_H_
#define WEBRTC_MODULES_VIDEO_CODING_TEST_RTP_PLAYER_H_
#include "typedefs.h"
#include "rtp_rtcp.h"
#include "list_wrapper.h"
#include "critical_section_wrapper.h"
#include "video_coding_defines.h"
#include <stdio.h>
#include <string>
#define HDR_SIZE 8 // rtpplay packet header size in bytes
#define FIRSTLINELEN 40
#define RAND_VEC_LENGTH 4096
struct RawRtpPacket
{
public:
RawRtpPacket(WebRtc_UWord8* data, WebRtc_UWord16 len);
~RawRtpPacket();
WebRtc_UWord8* rtpData;
WebRtc_UWord16 rtpLen;
WebRtc_Word64 resendTimeMs;
};
class LostPackets : public webrtc::ListWrapper
{
public:
LostPackets();
~LostPackets();
WebRtc_UWord32 AddPacket(WebRtc_UWord8* rtpData, WebRtc_UWord16 rtpLen);
WebRtc_UWord32 SetResendTime(WebRtc_UWord16 sequenceNumber, WebRtc_Word64 resendTime);
WebRtc_UWord32 TotalNumberOfLosses() const { return _lossCount; };
WebRtc_UWord32 NumberOfPacketsToResend() const;
void ResentPacket(WebRtc_UWord16 seqNo);
void Lock() {_critSect.Enter();};
void Unlock() {_critSect.Leave();};
private:
webrtc::CriticalSectionWrapper& _critSect;
WebRtc_UWord32 _lossCount;
FILE* _debugFile;
};
struct PayloadCodecTuple
{
PayloadCodecTuple(WebRtc_UWord8 plType, std::string codecName, webrtc::VideoCodecType type) :
name(codecName), payloadType(plType), codecType(type) {};
const std::string name;
const WebRtc_UWord8 payloadType;
const webrtc::VideoCodecType codecType;
};
class RTPPlayer : public webrtc::VCMPacketRequestCallback
{
public:
RTPPlayer(const char* filename, webrtc::RtpData* callback);
virtual ~RTPPlayer();
WebRtc_Word32 Initialize(const webrtc::ListWrapper& payloadList);
WebRtc_Word32 NextPacket(const WebRtc_Word64 timeNow);
WebRtc_UWord32 TimeUntilNextPacket() const;
WebRtc_Word32 SimulatePacketLoss(float lossRate, bool enableNack = false, WebRtc_UWord32 rttMs = 0);
WebRtc_Word32 SetReordering(bool enabled);
WebRtc_Word32 ResendPackets(const WebRtc_UWord16* sequenceNumbers, WebRtc_UWord16 length);
void Print() const;
private:
WebRtc_Word32 SendPacket(WebRtc_UWord8* rtpData, WebRtc_UWord16 rtpLen);
WebRtc_Word32 ReadPacket(WebRtc_Word16* rtpdata, WebRtc_UWord32* offset);
WebRtc_Word32 ReadHeader();
FILE* _rtpFile;
webrtc::RtpRtcp& _rtpModule;
WebRtc_UWord32 _nextRtpTime;
webrtc::RtpData* _dataCallback;
bool _firstPacket;
float _lossRate;
bool _nackEnabled;
LostPackets _lostPackets;
WebRtc_UWord32 _resendPacketCount;
WebRtc_Word32 _noLossStartup;
bool _endOfFile;
WebRtc_UWord32 _rttMs;
WebRtc_Word64 _firstPacketRtpTime;
WebRtc_Word64 _firstPacketTimeMs;
RawRtpPacket* _reorderBuffer;
bool _reordering;
WebRtc_Word16 _nextPacket[8000];
WebRtc_Word32 _nextPacketLength;
int _randVec[RAND_VEC_LENGTH];
int _randVecPos;
};
#endif // WEBRTC_MODULES_VIDEO_CODING_TEST_RTP_PLAYER_H_