webrtc/modules/video_coding/main/test/normal_test.cc
2011-06-20 14:43:51 +00:00

375 lines
11 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.
*/
#include "normal_test.h"
#include "../source/event.h"
#include "tick_time.h"
#include "common_types.h"
#include "trace.h"
#include "test_util.h"
#include <assert.h>
#include <iostream>
#include <sstream>
#include <time.h>
using namespace webrtc;
int NormalTest::RunTest(CmdArgs& args)
{
// Don't run this test with debug time
#if defined(TICK_TIME_DEBUG) || defined(EVENT_DEBUG)
printf("SIMULATION TIME\n");
#else
printf("REAL-TIME\n");
#endif
Trace::CreateTrace();
Trace::SetTraceFile("VCMNormalTestTrace.txt");
Trace::SetLevelFilter(webrtc::kTraceAll);
VideoCodingModule* vcm = VideoCodingModule::Create(1);
NormalTest VCMNTest(vcm);
VCMNTest.Perform(args);
VideoCodingModule::Destroy(vcm);
Trace::ReturnTrace();
return 0;
}
////////////////
// Callback Implementation
//////////////
VCMNTEncodeCompleteCallback::VCMNTEncodeCompleteCallback(FILE* encodedFile, NormalTest& test):
_seqNo(0),
_layerPacketId(1),
_encodedFile(encodedFile),
_encodedBytes(0),
_skipCnt(0),
_VCMReceiver(NULL),
_test(test)
{
//
}
VCMNTEncodeCompleteCallback::~VCMNTEncodeCompleteCallback()
{
}
void
VCMNTEncodeCompleteCallback::RegisterTransportCallback(VCMPacketizationCallback* transport)
{
}
WebRtc_Word32
VCMNTEncodeCompleteCallback::SendData(const FrameType frameType,
const WebRtc_UWord8 payloadType,
const WebRtc_UWord32 timeStamp,
const WebRtc_UWord8* payloadData,
const WebRtc_UWord32 payloadSize,
const RTPFragmentationHeader& fragmentationHeader)
{
// will call the VCMReceiver input packet
_frameType = frameType;
// writing encodedData into file
fwrite(payloadData, 1, payloadSize, _encodedFile);
WebRtcRTPHeader rtpInfo;
rtpInfo.header.markerBit = true;
rtpInfo.type.Video.width = 0;
rtpInfo.type.Video.height = 0;
switch (_test.VideoType())
{
case kVideoCodecH263:
rtpInfo.type.Video.codec = kRTPVideoH263;
rtpInfo.type.Video.codecHeader.H263.bits = false;
rtpInfo.type.Video.codecHeader.H263.independentlyDecodable = false;
rtpInfo.type.Video.height = (WebRtc_UWord16)_test.Height();
rtpInfo.type.Video.width = (WebRtc_UWord16)_test.Width();
break;
case kVideoCodecVP8:
rtpInfo.type.Video.codec = kRTPVideoVP8;
break;
case kVideoCodecI420:
rtpInfo.type.Video.codec = kRTPVideoI420;
break;
}
rtpInfo.header.payloadType = payloadType;
rtpInfo.header.sequenceNumber = _seqNo++;
rtpInfo.header.ssrc = 0;
rtpInfo.header.timestamp = timeStamp;
rtpInfo.frameType = frameType;
rtpInfo.type.Video.isFirstPacket = true;
// Size should also be received from that table, since the payload type
// defines the size.
_encodedBytes += payloadSize;
if (payloadSize < 20)
{
_skipCnt++;
}
_VCMReceiver->IncomingPacket(payloadData, payloadSize, rtpInfo);
return 0;
}
void
VCMNTEncodeCompleteCallback::RegisterReceiverVCM(VideoCodingModule *vcm)
{
_VCMReceiver = vcm;
return;
}
WebRtc_Word32
VCMNTEncodeCompleteCallback::EncodedBytes()
{
return _encodedBytes;
}
WebRtc_UWord32
VCMNTEncodeCompleteCallback::SkipCnt()
{
return _skipCnt;
}
// Decoded Frame Callback Implmentation
VCMNTDecodeCompleCallback::~VCMNTDecodeCompleCallback()
{
//
}
WebRtc_Word32
VCMNTDecodeCompleCallback::FrameToRender(webrtc::VideoFrame& videoFrame)
{
if (videoFrame.Width() != _currentWidth ||
videoFrame.Height() != _currentHeight)
{
_currentWidth = videoFrame.Width();
_currentHeight = videoFrame.Height();
if (_decodedFile != NULL)
{
fclose(_decodedFile);
_decodedFile = NULL;
}
_decodedFile = fopen(_outname.c_str(), "wb");
}
fwrite(videoFrame.Buffer(), 1, videoFrame.Length(), _decodedFile);
_decodedBytes+= videoFrame.Length();
return VCM_OK;
}
WebRtc_Word32
VCMNTDecodeCompleCallback::DecodedBytes()
{
return _decodedBytes;
}
//VCM Normal Test Class implementation
NormalTest::NormalTest(VideoCodingModule* vcm)
:
_vcm(vcm),
_totalEncodeTime(0),
_totalDecodeTime(0),
_decodeCompleteTime(0),
_encodeCompleteTime(0),
_totalEncodePipeTime(0),
_totalDecodePipeTime(0),
_frameCnt(0),
_timeStamp(0),
_encFrameCnt(0),
_decFrameCnt(0),
_sumEncBytes(0)
{
//
}
NormalTest::~NormalTest()
{
//
}
void
NormalTest::Setup(CmdArgs& args)
{
_inname = args.inputFile;
_encodedName = "encoded_normaltest.yuv";
_width = args.width;
_height = args.height;
_frameRate = args.frameRate;
_bitRate = args.bitRate;
if (args.outputFile == "")
{
std::ostringstream filename;
filename << "../NormalTest_" << _width << "x" << _height << "_" << _frameRate << "Hz_P420.yuv";
_outname = filename.str();
}
else
{
_outname = args.outputFile;
}
_lengthSourceFrame = 3*_width*_height/2;
_videoType = args.codecType;
if ((_sourceFile = fopen(_inname.c_str(), "rb")) == NULL)
{
printf("Cannot read file %s.\n", _inname.c_str());
exit(1);
}
if ((_encodedFile = fopen(_encodedName.c_str(), "wb")) == NULL)
{
printf("Cannot write encoded file.\n");
exit(1);
}
_log.open("../TestLog.txt", std::fstream::out | std::fstream::app);
return;
}
WebRtc_Word32
NormalTest::Perform(CmdArgs& args)
{
Setup(args);
EventWrapper* waitEvent = EventWrapper::Create();
VideoCodec _sendCodec;//, _receiveCodec; // tmp - sendCodecd used as receive codec
_vcm->InitializeReceiver();
_vcm->InitializeSender();
TEST(VideoCodingModule::Codec(_videoType, &_sendCodec) == VCM_OK);
_sendCodec.startBitrate = (int)_bitRate; // should be later on changed via the API
_sendCodec.width = static_cast<WebRtc_UWord16>(_width);
_sendCodec.height = static_cast<WebRtc_UWord16>(_height);
_sendCodec.maxFramerate = _frameRate;
TEST(_vcm->RegisterSendCodec(&_sendCodec, 4, 1400) == VCM_OK);// will also set and init the desired codec
// register a decoder (same codec for decoder and encoder )
TEST(_vcm->RegisterReceiveCodec(&_sendCodec, 1) == VCM_OK);
/* Callback Settings */
VCMNTDecodeCompleCallback _decodeCallback(_outname);
_vcm->RegisterReceiveCallback(&_decodeCallback);
VCMNTEncodeCompleteCallback _encodeCompleteCallback(_encodedFile, *this);
_vcm->RegisterTransportCallback(&_encodeCompleteCallback);
// encode and decode with the same vcm
_encodeCompleteCallback.RegisterReceiverVCM(_vcm);
///////////////////////
/// Start Test
///////////////////////
VideoFrame sourceFrame;
sourceFrame.VerifyAndAllocate(_lengthSourceFrame);
WebRtc_UWord8* tmpBuffer = new WebRtc_UWord8[_lengthSourceFrame];
double startTime = clock()/(double)CLOCKS_PER_SEC;
_vcm->SetChannelParameters((WebRtc_UWord32)_bitRate, 0, 0);
SendStatsTest sendStats;
sendStats.SetTargetFrameRate(static_cast<WebRtc_UWord32>(_frameRate));
_vcm->RegisterSendStatisticsCallback(&sendStats);
while (feof(_sourceFile)== 0)
{
WebRtc_Word64 processStartTime = VCMTickTime::MillisecondTimestamp();
fread(tmpBuffer, 1, _lengthSourceFrame, _sourceFile);
_frameCnt++;
sourceFrame.CopyFrame(_lengthSourceFrame, tmpBuffer);
sourceFrame.SetHeight(_height);
sourceFrame.SetWidth(_width);
_timeStamp += (WebRtc_UWord32)(9e4 / static_cast<float>(_sendCodec.maxFramerate));
sourceFrame.SetTimeStamp(_timeStamp);
_encodeTimes[int(sourceFrame.TimeStamp())] = clock()/(double)CLOCKS_PER_SEC;
WebRtc_Word32 ret = _vcm->AddVideoFrame(sourceFrame);
double encodeTime = clock()/(double)CLOCKS_PER_SEC - _encodeTimes[int(sourceFrame.TimeStamp())];
_totalEncodeTime += encodeTime;
if (ret < 0)
{
printf("Error in AddFrame: %d\n", ret);
//exit(1);
}
_decodeTimes[int(sourceFrame.TimeStamp())] = clock()/(double)CLOCKS_PER_SEC; // same timestamp value for encode and decode
ret = _vcm->Decode();
_totalDecodeTime += clock()/(double)CLOCKS_PER_SEC - _decodeTimes[int(sourceFrame.TimeStamp())];
if (ret < 0)
{
printf("Error in Decode: %d\n", ret);
//exit(1);
}
if (_vcm->TimeUntilNextProcess() <= 0)
{
_vcm->Process();
}
WebRtc_UWord32 framePeriod = static_cast<WebRtc_UWord32>(1000.0f/static_cast<float>(_sendCodec.maxFramerate) + 0.5f);
#if defined(TICK_TIME_DEBUG) || defined(EVENT_DEBUG)
for (int i=0; i < framePeriod; i++)
{
VCMTickTime::IncrementDebugClock();
}
#else
WebRtc_Word64 timeSpent = VCMTickTime::MillisecondTimestamp() - processStartTime;
if (timeSpent < framePeriod)
{
waitEvent->Wait(framePeriod - timeSpent);
}
#endif
}
double endTime = clock()/(double)CLOCKS_PER_SEC;
_testTotalTime = endTime - startTime;
_sumEncBytes = _encodeCompleteCallback.EncodedBytes();
delete tmpBuffer;
delete waitEvent;
Teardown();
Print();
return 0;
}
void
NormalTest::FrameEncoded(WebRtc_UWord32 timeStamp)
{
_encodeCompleteTime = clock()/(double)CLOCKS_PER_SEC;
_encFrameCnt++;
_totalEncodePipeTime += _encodeCompleteTime - _encodeTimes[int(timeStamp)];
}
void
NormalTest::FrameDecoded(WebRtc_UWord32 timeStamp)
{
_decodeCompleteTime = clock()/(double)CLOCKS_PER_SEC;
_decFrameCnt++;
_totalDecodePipeTime += _decodeCompleteTime - _decodeTimes[timeStamp];
}
void
NormalTest::Print()
{
std::cout << "Normal Test Completed!" << std::endl;
(_log) << "Normal Test Completed!" << std::endl;
(_log) << "Input file: " << _inname << std::endl;
(_log) << "Output file: " << _outname << std::endl;
(_log) << "Total run time: " << _testTotalTime << std::endl;
printf("Total run time: %f s \n", _testTotalTime);
double ActualBitRate = 8.0 *( _sumEncBytes / (_frameCnt / _frameRate));
double actualBitRate = ActualBitRate / 1000.0;
double avgEncTime = _totalEncodeTime / _frameCnt;
double avgDecTime = _totalDecodeTime / _frameCnt;
double psnr;
PSNRfromFiles(_inname.c_str(), _outname.c_str(), _width, _height, &psnr);
printf("Actual bitrate: %f kbps\n", actualBitRate);
printf("Target bitrate: %f kbps\n", _bitRate);
( _log) << "Actual bitrate: " << actualBitRate<< " kbps\tTarget: " << _bitRate << " kbps" << std::endl;
printf("Average encode time: %f s\n", avgEncTime);
( _log) << "Average encode time: " << avgEncTime << " s" << std::endl;
printf("Average decode time: %f s\n", avgDecTime);
( _log) << "Average decode time: " << avgDecTime << " s" << std::endl;
printf("PSNR: %f \n", psnr);
( _log) << "PSNR: " << psnr << std::endl;
(_log) << std::endl;
}
void
NormalTest::Teardown()
{
//_log.close();
fclose(_sourceFile);
fclose(_encodedFile);
return;
}