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#include <stdlib.h>
#include "gtest/gtest.h"
#include "au_set.h"
#include "param_svc.h"
#include "parameter_sets.h"
#include "wels_const.h"
#include "paraset_strategy.h"
using namespace WelsEnc;
class ParameterSetStrategyTest : public ::testing::Test {
public:
virtual void SetUp() {
pMa = NULL;
m_pSpsArray = NULL;
m_pSubsetArray = NULL;
pMa = new CMemoryAlign (0);
m_pSpsArray = (SWelsSPS*)pMa->WelsMalloc (MAX_SPS_COUNT * sizeof (SWelsSPS), "m_pSpsArray");
ASSERT_TRUE (NULL != m_pSpsArray);
m_pSubsetArray = (SSubsetSps*)pMa->WelsMalloc (MAX_SPS_COUNT * sizeof (SSubsetSps), "m_pSubsetArray");
ASSERT_TRUE (NULL != m_pSubsetArray);
m_pSpsArrayPointer = &m_pSpsArray[0];
m_pSubsetArrayPointer = &m_pSubsetArray[0];
}
virtual void TearDown() {
pMa->WelsFree (m_pSpsArray, "m_pSpsArray");
pMa->WelsFree (m_pSubsetArray, "m_pSubsetArray");
delete pMa;
}
void GenerateParam (SWelsSvcCodingParam* pParam);
public:
CMemoryAlign* pMa;
SWelsSPS* m_pSpsArray;
SSubsetSps* m_pSubsetArray;
SWelsSPS* m_pSpsArrayPointer;
SSubsetSps* m_pSubsetArrayPointer;
};
void ParameterSetStrategyTest::GenerateParam (SWelsSvcCodingParam* pParam) {
SEncParamBase sEncParamBase;
//TODO: consider randomize it
sEncParamBase.iUsageType = CAMERA_VIDEO_REAL_TIME;
sEncParamBase.iPicWidth = 1280;
sEncParamBase.iPicHeight = 720;
sEncParamBase.iTargetBitrate = 1000000;
sEncParamBase.iRCMode = RC_BITRATE_MODE;
sEncParamBase.fMaxFrameRate = 30.0f;
pParam->ParamBaseTranscode (sEncParamBase);
}
TEST_F (ParameterSetStrategyTest, FindExistingSps) {
int iDlayerIndex = 0;
int iDlayerCount = 0;
bool bUseSubsetSps = false;
int iFoundId = -1;
int iRet = 0;
SSpatialLayerConfig* pDlayerParam;
//init parameter
SWelsSvcCodingParam sParam1;
GenerateParam (&sParam1);
//prepare first SPS
int iCurSpsId = 0;
int iCurSpsInUse = 1;
m_pSpsArrayPointer = &m_pSpsArray[iCurSpsId];
pDlayerParam = & (sParam1.sSpatialLayers[iDlayerIndex]);
iRet = WelsInitSps (m_pSpsArrayPointer, pDlayerParam, &sParam1.sDependencyLayers[iDlayerIndex], sParam1.uiIntraPeriod,
sParam1.iMaxNumRefFrame,
iCurSpsId, sParam1.bEnableFrameCroppingFlag, sParam1.iRCMode != RC_OFF_MODE, iDlayerCount, false);
// try finding #0
iFoundId = FindExistingSps (&sParam1, bUseSubsetSps, iDlayerIndex, iDlayerCount, iCurSpsInUse,
m_pSpsArray, m_pSubsetArray, false);
EXPECT_EQ (iFoundId, iCurSpsId);
// try not finding
SWelsSvcCodingParam sParam2 = sParam1;
sParam2.iMaxNumRefFrame ++;
iFoundId = FindExistingSps (&sParam2, bUseSubsetSps, iDlayerIndex, iDlayerCount, iCurSpsInUse,
m_pSpsArray, m_pSubsetArray, false);
EXPECT_EQ (iFoundId, INVALID_ID);
// add new sps
iCurSpsId = 1;
m_pSpsArrayPointer = &m_pSpsArray[iCurSpsId];
pDlayerParam = & (sParam2.sSpatialLayers[iDlayerIndex]);
iRet = WelsInitSps (m_pSpsArrayPointer, pDlayerParam, &sParam2.sDependencyLayers[iDlayerIndex], sParam2.uiIntraPeriod,
sParam2.iMaxNumRefFrame,
iCurSpsId, sParam2.bEnableFrameCroppingFlag, sParam2.iRCMode != RC_OFF_MODE, iDlayerCount, false);
iCurSpsInUse = 2;
// try finding #1
iFoundId = FindExistingSps (&sParam2, bUseSubsetSps, iDlayerIndex, iDlayerCount, iCurSpsInUse,
m_pSpsArray, m_pSubsetArray, false);
EXPECT_EQ (iFoundId, iCurSpsId);
// try finding #0
iFoundId = FindExistingSps (&sParam1, bUseSubsetSps, iDlayerIndex, iDlayerCount, iCurSpsInUse,
m_pSpsArray, m_pSubsetArray, false);
EXPECT_EQ (iFoundId, 0);
// try not finding
if (sParam2.sDependencyLayers[0].iActualWidth > 1) {
sParam2.sDependencyLayers[0].iActualWidth--;
} else {
sParam2.sDependencyLayers[0].iActualWidth++;
}
iFoundId = FindExistingSps (&sParam2, bUseSubsetSps, iDlayerIndex, iDlayerCount, iCurSpsInUse,
m_pSpsArray, m_pSubsetArray, false);
EXPECT_EQ (iFoundId, INVALID_ID);
(void) iRet; // Not using iRet at the moment
}
TEST_F (ParameterSetStrategyTest, TestVSTPParameters) {
int32_t iRet = 0;
bool FalseLocal = false; // EXPECT_EQ does not like "true" or "false" as its first arg
// this test verifies that the client's "video signal type present" parameter values end up in SWelsSPS
//init client parameters
SEncParamExt sParamExt;
SWelsSvcCodingParam::FillDefault(sParamExt);
sParamExt.iUsageType = CAMERA_VIDEO_REAL_TIME;
sParamExt.iPicWidth = 1280;
sParamExt.iPicHeight = 720;
sParamExt.iTargetBitrate = 1000000;
sParamExt.iRCMode = RC_BITRATE_MODE;
sParamExt.fMaxFrameRate = 30.0f;
// VSTP parameters should be their default values (see SWelsSvcCodingParam::FillDefault())
for ( int i = 0; i < MAX_SPATIAL_LAYER_NUM; i++ )
{
// expected actual
EXPECT_EQ( FalseLocal, sParamExt.sSpatialLayers[i].bVideoSignalTypePresent);
EXPECT_EQ( VF_UNDEF, sParamExt.sSpatialLayers[i].uiVideoFormat);//5
EXPECT_EQ( FalseLocal, sParamExt.sSpatialLayers[i].bFullRange);
EXPECT_EQ( FalseLocal, sParamExt.sSpatialLayers[i].bColorDescriptionPresent);
EXPECT_EQ( CP_UNDEF, sParamExt.sSpatialLayers[i].uiColorPrimaries);//2
EXPECT_EQ( TRC_UNDEF, sParamExt.sSpatialLayers[i].uiTransferCharacteristics);//2
EXPECT_EQ( CM_UNDEF, sParamExt.sSpatialLayers[i].uiColorMatrix);//2
}
// set non-default VSTP values
sParamExt.iSpatialLayerNum = 2;
sParamExt.sSpatialLayers[0].bVideoSignalTypePresent = true;
sParamExt.sSpatialLayers[0].uiVideoFormat = VF_NTSC;//2
sParamExt.sSpatialLayers[0].bFullRange = true;
sParamExt.sSpatialLayers[0].bColorDescriptionPresent = true;
sParamExt.sSpatialLayers[0].uiColorPrimaries = CP_BT709;//1
sParamExt.sSpatialLayers[0].uiTransferCharacteristics = TRC_BT709;//1
sParamExt.sSpatialLayers[0].uiColorMatrix = CM_BT709;//1
sParamExt.sSpatialLayers[1].bVideoSignalTypePresent = true;
sParamExt.sSpatialLayers[1].uiVideoFormat = VF_PAL;//1
sParamExt.sSpatialLayers[1].bFullRange = true;
sParamExt.sSpatialLayers[1].bColorDescriptionPresent = true;
sParamExt.sSpatialLayers[1].uiColorPrimaries = CP_SMPTE170M;//6
sParamExt.sSpatialLayers[1].uiTransferCharacteristics = TRC_SMPTE170M;//6
sParamExt.sSpatialLayers[1].uiColorMatrix = CM_SMPTE170M;//6
// transcode parameters from client
SWelsSvcCodingParam sSvcCodingParam;
iRet = sSvcCodingParam.ParamTranscode(sParamExt);
EXPECT_EQ (iRet, 0);
// transcoded VSTP parameters should match the client values
for ( int i = 0; i < sParamExt.iSpatialLayerNum; i++ )
{
EXPECT_EQ( sParamExt.sSpatialLayers[i].bVideoSignalTypePresent, sSvcCodingParam.sSpatialLayers[i].bVideoSignalTypePresent);
EXPECT_EQ( sParamExt.sSpatialLayers[i].uiVideoFormat, sSvcCodingParam.sSpatialLayers[i].uiVideoFormat);
EXPECT_EQ( sParamExt.sSpatialLayers[i].bFullRange, sSvcCodingParam.sSpatialLayers[i].bFullRange);
EXPECT_EQ( sParamExt.sSpatialLayers[i].bColorDescriptionPresent, sSvcCodingParam.sSpatialLayers[i].bColorDescriptionPresent);
EXPECT_EQ( sParamExt.sSpatialLayers[i].uiColorPrimaries, sSvcCodingParam.sSpatialLayers[i].uiColorPrimaries);
EXPECT_EQ( sParamExt.sSpatialLayers[i].uiTransferCharacteristics, sSvcCodingParam.sSpatialLayers[i].uiTransferCharacteristics);
EXPECT_EQ( sParamExt.sSpatialLayers[i].uiColorMatrix, sSvcCodingParam.sSpatialLayers[i].uiColorMatrix);
}
// use transcoded parameters to initialize an SWelsSPS
m_pSpsArrayPointer = &m_pSpsArray[0];
SSpatialLayerConfig* pDlayerParam = &(sSvcCodingParam.sSpatialLayers[0]);
iRet = WelsInitSps (
m_pSpsArrayPointer,
pDlayerParam,
&sSvcCodingParam.sDependencyLayers[0],
sSvcCodingParam.uiIntraPeriod,
sSvcCodingParam.iMaxNumRefFrame,
0, //SpsId
sSvcCodingParam.bEnableFrameCroppingFlag,
sSvcCodingParam.iRCMode != RC_OFF_MODE,
0, //DlayerCount
false
);
EXPECT_EQ (iRet, 0);
// SPS VSTP parameters should match the transcoded values
EXPECT_EQ( sSvcCodingParam.sSpatialLayers[0].bVideoSignalTypePresent, m_pSpsArrayPointer->bVideoSignalTypePresent);
EXPECT_EQ( sSvcCodingParam.sSpatialLayers[0].uiVideoFormat, m_pSpsArrayPointer->uiVideoFormat);
EXPECT_EQ( sSvcCodingParam.sSpatialLayers[0].bFullRange, m_pSpsArrayPointer->bFullRange);
EXPECT_EQ( sSvcCodingParam.sSpatialLayers[0].bColorDescriptionPresent, m_pSpsArrayPointer->bColorDescriptionPresent);
EXPECT_EQ( sSvcCodingParam.sSpatialLayers[0].uiColorPrimaries, m_pSpsArrayPointer->uiColorPrimaries);
EXPECT_EQ( sSvcCodingParam.sSpatialLayers[0].uiTransferCharacteristics, m_pSpsArrayPointer->uiTransferCharacteristics);
EXPECT_EQ( sSvcCodingParam.sSpatialLayers[0].uiColorMatrix, m_pSpsArrayPointer->uiColorMatrix);
// TODO: verify that WriteVUI (au_set.cpp) writes the SPS VSTP values to the output file (verified using FFmpeg)
(void) iRet; // Not using iRet at the moment
}
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