webrtc/modules/audio_coding/main/test/EncodeDecodeTest.cpp

304 lines
8.3 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 "EncodeDecodeTest.h"
#include "common_types.h"
#include <stdlib.h>
#include <string.h>
#include "trace.h"
#include "utility.h"
Receiver::Receiver()
:
_playoutLengthSmpls(WEBRTC_10MS_PCM_AUDIO),
_payloadSizeBytes(MAX_INCOMING_PAYLOAD)
{
}
void Receiver::Setup(AudioCodingModule *acm, RTPStream *rtpStream)
{
struct CodecInst recvCodec;
int noOfCodecs;
acm->InitializeReceiver();
noOfCodecs = acm->NumberOfCodecs();
for (int i=0; i < noOfCodecs; i++)
{
acm->Codec((WebRtc_UWord8)i, recvCodec);
if (acm->RegisterReceiveCodec(recvCodec) != 0)
{
printf("Unable to register codec: for run: codecId: %d\n", codeId);
exit(1);
}
}
char filename[128];
_rtpStream = rtpStream;
int playSampFreq;
if (testMode == 1)
{
playSampFreq=recvCodec.plfreq;
//output file for current run
sprintf(filename,"./modules/audio_coding/main/test/res_tests/out%dFile.pcm",codeId);
_pcmFile.Open(filename, recvCodec.plfreq, "wb+");
}
else if (testMode == 0)
{
playSampFreq=32000;
//output file for current run
sprintf(filename,"./modules/audio_coding/main/test/res_autotests/encodeDecode_out%d.pcm",codeId);
_pcmFile.Open(filename, 32000/*recvCodec.plfreq*/, "wb+");
}
else
{
printf("\nValid output frequencies:\n");
printf("8000\n16000\n32000\n-1, which means output freq equal to received signal freq");
printf("\n\nChoose output sampling frequency: ");
scanf("%d", &playSampFreq);
char fileName[] = "./modules/audio_coding/main/test/outFile.pcm";
_pcmFile.Open(fileName, 32000, "wb+");
}
_realPayloadSizeBytes = 0;
_playoutBuffer = new WebRtc_Word16[WEBRTC_10MS_PCM_AUDIO];
_frequency = playSampFreq;
_acm = acm;
_firstTime = true;
}
void Receiver::Teardown()
{
delete [] _playoutBuffer;
_pcmFile.Close();
if (testMode > 1) Trace::ReturnTrace();
}
bool Receiver::IncomingPacket()
{
if (!_rtpStream->EndOfFile())
{
if (_firstTime)
{
_firstTime = false;
_realPayloadSizeBytes = _rtpStream->Read(&_rtpInfo, _incomingPayload, _payloadSizeBytes, &_nextTime);
if (_realPayloadSizeBytes == 0 && _rtpStream->EndOfFile())
{
_firstTime = true;
return true;
}
}
WebRtc_Word32 ok = _acm->IncomingPacket(_incomingPayload, _realPayloadSizeBytes, _rtpInfo);
if (ok != 0)
{
printf("Error when inserting packet to ACM, for run: codecId: %d\n", codeId);
exit(1);
}
_realPayloadSizeBytes = _rtpStream->Read(&_rtpInfo, _incomingPayload, _payloadSizeBytes, &_nextTime);
if (_realPayloadSizeBytes == 0 && _rtpStream->EndOfFile())
{
_firstTime = true;
}
}
return true;
}
bool Receiver::PlayoutData()
{
AudioFrame audioFrame;
if (_acm->PlayoutData10Ms(_frequency, audioFrame) != 0)
{
printf("Error when calling PlayoutData10Ms, for run: codecId: %d\n", codeId);
exit(1);
}
if (_playoutLengthSmpls == 0)
{
return false;
}
_pcmFile.Write10MsData(audioFrame._payloadData, audioFrame._payloadDataLengthInSamples);
return true;
}
void Receiver::Run()
{
WebRtc_UWord8 counter500Ms = 50;
WebRtc_UWord32 clock = 0;
while (counter500Ms > 0)
{
if (clock == 0 || clock >= _nextTime)
{
IncomingPacket();
if (clock == 0)
{
clock = _nextTime;
}
}
if ((clock % 10) == 0)
{
if (!PlayoutData())
{
clock++;
continue;
}
}
if (_rtpStream->EndOfFile())
{
counter500Ms--;
}
clock++;
}
}
EncodeDecodeTest::EncodeDecodeTest()
{
_testMode = 2;
Trace::CreateTrace();
Trace::SetTraceFile("acm_encdec_test.txt");
}
EncodeDecodeTest::EncodeDecodeTest(int testMode)
{
//testMode == 0 for autotest
//testMode == 1 for testing all codecs/parameters
//testMode > 1 for specific user-input test (as it was used before)
_testMode = testMode;
if(_testMode != 0)
{
Trace::CreateTrace();
Trace::SetTraceFile("acm_encdec_test.txt");
}
}
void EncodeDecodeTest::Perform()
{
if(_testMode == 0)
{
printf("Running Encode/Decode Test");
WEBRTC_TRACE(webrtc::kTraceStateInfo, webrtc::kTraceAudioCoding, -1, "---------- EncodeDecodeTest ----------");
}
int numCodecs = 1;
int codePars[3]; //freq, pacsize, rate
int playoutFreq[3]; //8, 16, 32k
int numPars[52]; //number of codec parameters sets (rate,freq,pacsize)to test, for a given codec
codePars[0]=0;
codePars[1]=0;
codePars[2]=0;
if (_testMode == 1)
{
AudioCodingModule *acmTmp = AudioCodingModule::Create(0);
struct CodecInst sendCodecTmp;
numCodecs = acmTmp->NumberOfCodecs();
printf("List of supported codec.\n");
for(int n = 0; n < numCodecs; n++)
{
acmTmp->Codec(n, sendCodecTmp);
if (STR_CASE_CMP(sendCodecTmp.plname, "telephone-event") == 0) {
numPars[n] = 0;
} else if (STR_CASE_CMP(sendCodecTmp.plname, "cn") == 0) {
numPars[n] = 0;
} else if (STR_CASE_CMP(sendCodecTmp.plname, "red") == 0) {
numPars[n] = 0;
} else {
numPars[n] = 1;
printf("%d %s\n", n, sendCodecTmp.plname);
}
}
AudioCodingModule::Destroy(acmTmp);
playoutFreq[1]=16000;
}
else if (_testMode == 0)
{
AudioCodingModule *acmTmp = AudioCodingModule::Create(0);
numCodecs = acmTmp->NumberOfCodecs();
AudioCodingModule::Destroy(acmTmp);
struct CodecInst dummyCodec;
//chose range of testing for codecs/parameters
for(int i = 0 ; i < numCodecs ; i++)
{
numPars[i] = 1;
acmTmp->Codec(i, dummyCodec);
if (STR_CASE_CMP(dummyCodec.plname, "telephone-event") == 0)
{
numPars[i] = 0;
} else if (STR_CASE_CMP(dummyCodec.plname, "cn") == 0) {
numPars[i] = 0;
} else if (STR_CASE_CMP(dummyCodec.plname, "red") == 0) {
numPars[i] = 0;
}
}
playoutFreq[1] = 16000;
}
else
{
numCodecs = 1;
numPars[0] = 1;
playoutFreq[1]=16000;
}
_receiver.testMode = _testMode;
//loop over all codecs:
for(int codeId=0;codeId<numCodecs;codeId++)
{
//only encode using real encoders, not telephone-event anc cn
for(int loopPars=1;loopPars<=numPars[codeId];loopPars++)
{
if (_testMode == 1)
{
printf("\n");
printf("***FOR RUN: codeId: %d\n",codeId);
printf("\n");
}
else if (_testMode == 0)
{
printf(".");
}
EncodeToFileTest::Perform(1, codeId, codePars, _testMode);
AudioCodingModule *acm = AudioCodingModule::Create(10);
RTPFile rtpFile;
char fileName[] = "outFile.rtp";
rtpFile.Open(fileName, "rb");
_receiver.codeId = codeId;
rtpFile.ReadHeader();
_receiver.Setup(acm, &rtpFile);
_receiver.Run();
_receiver.Teardown();
rtpFile.Close();
AudioCodingModule::Destroy(acm);
if (_testMode == 1)
{
printf("***COMPLETED RUN FOR: codecID: %d ***\n",
codeId);
}
}
}
if (_testMode == 0)
{
printf("Done!\n");
}
if (_testMode == 1) Trace::ReturnTrace();
}