ref: d847aacace86a29730a545376bc54c387a4de2c1
dir: /test/EncUT_MotionEstimate.cpp/
#include <stdlib.h> #include "gtest/gtest.h" #include "utils/DataGenerator.h" #include "md.h" #include "sample.h" #include "svc_motion_estimate.h" #include "wels_func_ptr_def.h" using namespace WelsSVCEnc; void CopyTargetBlock( uint8_t* pSrcBlock, const int32_t kiBlockSize, SMVUnitXY sTargetMv, const int32_t kiRefPicStride, uint8_t* pRefPic) { uint8_t* pTargetPos = pRefPic+sTargetMv.iMvY*kiRefPicStride+sTargetMv.iMvX; uint8_t* pSourcePos = pSrcBlock; for (int i = 0; i<kiBlockSize; i++) { memcpy( pSourcePos, pTargetPos, kiBlockSize*sizeof(uint8_t) ); pTargetPos += kiRefPicStride; pSourcePos += kiBlockSize; } } void InitMe( const uint8_t kuiQp, const uint32_t kuiMvdTableMiddle, const uint32_t kuiMvdTableStride, uint16_t* pMvdCostTable, SWelsME* pMe) { MvdCostInit( pMvdCostTable, kuiMvdTableStride ); pMe->pMvdCost = &pMvdCostTable[kuiQp*kuiMvdTableStride + kuiMvdTableMiddle]; pMe->sMvp.iMvX = pMe->sMvp.iMvY = 0; pMe->sMvBase.iMvX = pMe->sMvBase.iMvY = 0; pMe->sMv.iMvX = pMe->sMv.iMvY = 0; } class MotionEstimateTest : public ::testing::Test { public: virtual void SetUp() { m_pRefPic = NULL; m_pSrcBlock = NULL; m_pMvdCostTable = NULL; m_iWidth = 64;//size of search window m_iHeight = 64;//size of search window m_iMaxSearchBlock = 16; m_uiMvdTableSize = (1 + (648 << 1)); m_pRefPic = static_cast<uint8_t *> (malloc(m_iWidth*m_iHeight)); ASSERT_TRUE( NULL != m_pRefPic ); m_pSrcBlock = static_cast<uint8_t *> (malloc(m_iMaxSearchBlock*m_iMaxSearchBlock)); ASSERT_TRUE( NULL != m_pSrcBlock ); m_pMvdCostTable=new uint16_t[52*m_uiMvdTableSize]; ASSERT_TRUE( NULL != m_pMvdCostTable ); } virtual void TearDown() { delete [] m_pMvdCostTable; free( m_pRefPic ); free( m_pSrcBlock ); } public: uint8_t *m_pRefPic; uint8_t *m_pSrcBlock; uint32_t m_uiMvdTableSize; uint16_t *m_pMvdCostTable; int32_t m_iWidth; int32_t m_iHeight; int32_t m_iMaxSearchBlock; }; TEST_F(MotionEstimateTest, TestDiamondSearch) { #define TEST_POS (5) const int32_t kiPositionToCheck[TEST_POS][2] = {{0,0}, {0,1}, {1,0}, {0,-1}, {-1,0}}; const int32_t kiMaxBlock16Sad = 72000;//a rough number SWelsFuncPtrList sFuncList; SWelsME sMe; srand((uint32_t)time(NULL)); const uint8_t kuiQp = rand()%52; InitMe(kuiQp, 648, m_uiMvdTableSize, m_pMvdCostTable, &sMe); SMVUnitXY sTargetMv; WelsInitSampleSadFunc( &sFuncList, 0 );//test c functions uint8_t *pRefPicCenter = m_pRefPic+(m_iHeight/2)*m_iWidth+(m_iWidth/2); bool bDataGeneratorSucceed = false; bool bFoundMatch = false; int32_t i, iTryTimes; for (i=0;i<TEST_POS;i++) { sTargetMv.iMvX = kiPositionToCheck[i][0]; sTargetMv.iMvY = kiPositionToCheck[i][1]; iTryTimes = 100; bDataGeneratorSucceed = false; bFoundMatch = false; while (!bFoundMatch && (iTryTimes--)>0) { if (!YUVPixelDataGenerator( m_pRefPic, m_iWidth, m_iHeight, m_iWidth )) continue; bDataGeneratorSucceed = true; CopyTargetBlock( m_pSrcBlock, 16, sTargetMv, m_iWidth, pRefPicCenter); //clean the sMe status sMe.uiPixel = rand()%5; sMe.pEncMb = m_pSrcBlock; sMe.pRefMb = pRefPicCenter; sMe.sMv.iMvX = sMe.sMv.iMvY = 0; sMe.uiSadCost = sMe.uiSatdCost = kiMaxBlock16Sad; WelsMotionEstimateIterativeSearch (&sFuncList, &sMe, m_iMaxSearchBlock, m_iWidth, pRefPicCenter); //the last selection may be affected by MVDcost, that is when (0,0) will be better //when comparing (1,1) and (1,0), due to the difference between MVD cost, it is possible that (1,0) is selected while the best match is (1,1) bFoundMatch = ((sMe.sMv.iMvX==(sTargetMv.iMvX*4))||(sMe.sMv.iMvX==0)) && ((sMe.sMv.iMvY==(sTargetMv.iMvY*4))||(sMe.sMv.iMvY==0)); } if (bDataGeneratorSucceed) { //if DataGenerator never succeed, there is no meaning to check iTryTimes ASSERT_TRUE(iTryTimes > 0); //it is possible that ref at differnt position is identical, but that should be under a low probability } } }