ref: 2af19fa6549d132bf12a59c92fbf2ac1ef8dfa79
dir: /test/decoder/DecUT_IntraPrediction.cpp/
#include <gtest/gtest.h>
#include "cpu.h"
#include "cpu_core.h"
#include "get_intra_predictor.h"
#include "typedefs.h"
#include "ls_defines.h"
#include "macros.h"
using namespace WelsDec;
#define GENERATE_4x4_UT(pred, ref, ASM, CPUFLAGS) \
TEST(DecoderIntraPredictionTest, pred) { \
const int32_t kiStride = 32; \
int32_t iRunTimes = 1000; \
ENFORCE_STACK_ALIGN_1D (uint8_t, pPredBuffer, 12 * kiStride, 4); \
ENFORCE_STACK_ALIGN_1D (uint8_t, pRefBuffer, 12 * kiStride, 4); \
if (ASM) {\
int32_t iNumberofCPUCore = 1; \
uint32_t uiCPUFlags = WelsCPUFeatureDetect( &iNumberofCPUCore); \
if ((uiCPUFlags & CPUFLAGS) == 0) {\
return; \
} \
}\
while(iRunTimes--) {\
for (int i = 0; i < 12; i++) {\
pRefBuffer[kiStride * 3 + i] = pPredBuffer[kiStride * 3 + i] = rand() & 255; \
pRefBuffer[i * kiStride + 3] = pPredBuffer[i * kiStride + 3] = rand() & 255; \
} \
pred (&pPredBuffer[kiStride * 4 + 4], kiStride); \
ref (&pRefBuffer[kiStride * 4 + 4], kiStride); \
bool ok = true; \
for (int i = 0; i < 4; i++) \
for (int j = 0; j < 4; j++) \
if (pPredBuffer[(i+4) * kiStride + j + 4] != pRefBuffer[(i+4) * kiStride + j + 4]) { \
ok = false; \
break; \
} \
EXPECT_EQ(ok, true);\
} \
}
#define PREDV(size) \
void LumaI##size##x##size##PredV(uint8_t *pPred, const int32_t kiStride) {\
int i; \
for (i = 0; i < size; i++) {\
memcpy(pPred + i * kiStride, pPred - kiStride, size * sizeof(uint8_t)); \
} \
}
#define PREDH(size) \
void LumaI##size##x##size##PredH(uint8_t *pPred, const int32_t kiStride) {\
for (int i = 0; i < size; i++) { \
memset(pPred + i * kiStride, pPred[i * kiStride - 1], size * sizeof(uint8_t));\
}\
}
#define PREDDC(size, log) \
void LumaI##size##x##size##PredDC(uint8_t *pPred, const int32_t kiStride) {\
int iSum = size; \
for (int i = 0; i < size; i ++) \
iSum += pPred[-1 + i * kiStride] + pPred[i - kiStride]; \
uint8_t uiMean = iSum >>(log+1);\
for (int i = 0; i < size; i ++) \
memset(pPred + i * kiStride, uiMean, size * sizeof(uint8_t)); \
}
#define PREDDCLeft(size, log) \
void LumaI##size##x##size##PredDCLeft(uint8_t *pPred, const int32_t kiStride) {\
int iSum = size/2; \
for (int i = 0; i < size; i ++) \
iSum += pPred[-1 + i * kiStride]; \
uint8_t uiMean = iSum >>(log);\
for (int i = 0; i < size; i ++) \
memset(pPred + i * kiStride, uiMean, size * sizeof(uint8_t)); \
}
#define PREDDCTop(size, log) \
void LumaI##size##x##size##PredDCTop(uint8_t *pPred, const int32_t kiStride) {\
int iSum = size/2; \
for (int i = 0; i < size; i ++) \
iSum += pPred[i - kiStride]; \
uint8_t uiMean = iSum >>(log);\
for (int i = 0; i < size; i ++) \
memset(pPred + i * kiStride, uiMean, size * sizeof(uint8_t)); \
}
#define PREDDCNone(size, log) \
void LumaI##size##x##size##PredDCNone(uint8_t *pPred, const int32_t kiStride) {\
uint8_t uiMean = 128;\
for (int i = 0; i < size; i ++) \
memset(pPred + i * kiStride, uiMean, size * sizeof(uint8_t)); \
}
/*down pLeft*/
void WelsI4x4LumaPredDDL_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
/*get pTop*/
uint8_t* ptop = &pPred[-kiStride];
const uint8_t kuiT0 = *ptop;
const uint8_t kuiT1 = * (ptop + 1);
const uint8_t kuiT2 = * (ptop + 2);
const uint8_t kuiT3 = * (ptop + 3);
const uint8_t kuiT4 = * (ptop + 4);
const uint8_t kuiT5 = * (ptop + 5);
const uint8_t kuiT6 = * (ptop + 6);
const uint8_t kuiT7 = * (ptop + 7);
const uint8_t kuiDDL0 = (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2; // kDDL0
const uint8_t kuiDDL1 = (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2; // kDDL1
const uint8_t kuiDDL2 = (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2; // kDDL2
const uint8_t kuiDDL3 = (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2; // kDDL3
const uint8_t kuiDDL4 = (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2; // kDDL4
const uint8_t kuiDDL5 = (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2; // kDDL5
const uint8_t kuiDDL6 = (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2; // kDDL6
const uint8_t kuiList[8] = { kuiDDL0, kuiDDL1, kuiDDL2, kuiDDL3, kuiDDL4, kuiDDL5, kuiDDL6, 0 };
ST32 (pPred , LD32 (kuiList));
ST32 (pPred + kiStride , LD32 (kuiList + 1));
ST32 (pPred + kiStride2, LD32 (kuiList + 2));
ST32 (pPred + kiStride3, LD32 (kuiList + 3));
}
/*down pLeft*/
void WelsI4x4LumaPredDDLTop_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
/*get pTop*/
uint8_t* ptop = &pPred[-kiStride];
const uint8_t kuiT0 = *ptop;
const uint8_t kuiT1 = * (ptop + 1);
const uint8_t kuiT2 = * (ptop + 2);
const uint8_t kuiT3 = * (ptop + 3);
const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
const uint16_t kuiT33 = 1 + (kuiT3 << 1);
const uint8_t kuiDLT0 = (kuiT01 + kuiT12) >> 2; // kDLT0
const uint8_t kuiDLT1 = (kuiT12 + kuiT23) >> 2; // kDLT1
const uint8_t kuiDLT2 = (kuiT23 + kuiT33) >> 2; // kDLT2
const uint8_t kuiDLT3 = kuiT33 >> 1; // kDLT3
const uint8_t kuiList[8] = { kuiDLT0, kuiDLT1, kuiDLT2, kuiDLT3, kuiDLT3, kuiDLT3, kuiDLT3 , kuiDLT3 };
ST32 (pPred, LD32 (kuiList));
ST32 (pPred + kiStride, LD32 (kuiList + 1));
ST32 (pPred + kiStride2, LD32 (kuiList + 2));
ST32 (pPred + kiStride3, LD32 (kuiList + 3));
}
/*down right*/
void WelsI4x4LumaPredDDR_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
uint8_t* ptopleft = &pPred[- (kiStride + 1)];
uint8_t* pleft = &pPred[-1];
const uint8_t kuiLT = *ptopleft;
/*get pLeft and pTop*/
const uint8_t kuiL0 = *pleft;
const uint8_t kuiL1 = * (pleft + kiStride);
const uint8_t kuiL2 = * (pleft + kiStride2);
const uint8_t kuiL3 = * (pleft + kiStride3);
const uint8_t kuiT0 = * (ptopleft + 1);
const uint8_t kuiT1 = * (ptopleft + 2);
const uint8_t kuiT2 = * (ptopleft + 3);
const uint8_t kuiT3 = * (ptopleft + 4);
const uint16_t kuiTL0 = 1 + kuiLT + kuiL0;
const uint16_t kuiLT0 = 1 + kuiLT + kuiT0;
const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
const uint16_t kuiL01 = 1 + kuiL0 + kuiL1;
const uint16_t kuiL12 = 1 + kuiL1 + kuiL2;
const uint16_t kuiL23 = 1 + kuiL2 + kuiL3;
const uint8_t kuiDDR0 = (kuiTL0 + kuiLT0) >> 2; // kuiDDR0
const uint8_t kuiDDR1 = (kuiLT0 + kuiT01) >> 2; // kuiDDR1
const uint8_t kuiDDR2 = (kuiT01 + kuiT12) >> 2; // kuiDDR2
const uint8_t kuiDDR3 = (kuiT12 + kuiT23) >> 2; // kuiDDR3
const uint8_t kuiDDR4 = (kuiTL0 + kuiL01) >> 2; // kuiDDR4
const uint8_t kuiDDR5 = (kuiL01 + kuiL12) >> 2; // kuiDDR5
const uint8_t kuiDDR6 = (kuiL12 + kuiL23) >> 2; // kuiDDR6
const uint8_t kuiList[8] = { kuiDDR6, kuiDDR5, kuiDDR4, kuiDDR0, kuiDDR1, kuiDDR2, kuiDDR3, 0 };
ST32 (pPred , LD32 (kuiList + 3));
ST32 (pPred + kiStride , LD32 (kuiList + 2));
ST32 (pPred + kiStride2, LD32 (kuiList + 1));
ST32 (pPred + kiStride3, LD32 (kuiList));
}
/*vertical pLeft*/
void WelsI4x4LumaPredVL_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
uint8_t* ptopleft = &pPred[- (kiStride + 1)];
/*get pTop*/
const uint8_t kuiT0 = * (ptopleft + 1);
const uint8_t kuiT1 = * (ptopleft + 2);
const uint8_t kuiT2 = * (ptopleft + 3);
const uint8_t kuiT3 = * (ptopleft + 4);
const uint8_t kuiT4 = * (ptopleft + 5);
const uint8_t kuiT5 = * (ptopleft + 6);
const uint8_t kuiT6 = * (ptopleft + 7);
const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
const uint16_t kuiT34 = 1 + kuiT3 + kuiT4;
const uint16_t kuiT45 = 1 + kuiT4 + kuiT5;
const uint16_t kuiT56 = 1 + kuiT5 + kuiT6;
const uint8_t kuiVL0 = kuiT01 >> 1; // kuiVL0
const uint8_t kuiVL1 = kuiT12 >> 1; // kuiVL1
const uint8_t kuiVL2 = kuiT23 >> 1; // kuiVL2
const uint8_t kuiVL3 = kuiT34 >> 1; // kuiVL3
const uint8_t kuiVL4 = kuiT45 >> 1; // kuiVL4
const uint8_t kuiVL5 = (kuiT01 + kuiT12) >> 2; // kuiVL5
const uint8_t kuiVL6 = (kuiT12 + kuiT23) >> 2; // kuiVL6
const uint8_t kuiVL7 = (kuiT23 + kuiT34) >> 2; // kuiVL7
const uint8_t kuiVL8 = (kuiT34 + kuiT45) >> 2; // kuiVL8
const uint8_t kuiVL9 = (kuiT45 + kuiT56) >> 2; // kuiVL9
const uint8_t kuiList[10] = { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL8, kuiVL9 };
ST32 (pPred, LD32 (kuiList));
ST32 (pPred + kiStride, LD32 (kuiList + 5));
ST32 (pPred + kiStride2, LD32 (kuiList + 1));
ST32 (pPred + kiStride3, LD32 (kuiList + 6));
}
/*vertical pLeft*/
void WelsI4x4LumaPredVLTop_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
uint8_t* ptopleft = &pPred[- (kiStride + 1)];
/*get pTop*/
const uint8_t kuiT0 = * (ptopleft + 1);
const uint8_t kuiT1 = * (ptopleft + 2);
const uint8_t kuiT2 = * (ptopleft + 3);
const uint8_t kuiT3 = * (ptopleft + 4);
const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
const uint16_t kuiT23 = 1 + kuiT2 + kuiT3;
const uint16_t kuiT33 = 1 + (kuiT3 << 1);
const uint8_t kuiVL0 = kuiT01 >> 1;
const uint8_t kuiVL1 = kuiT12 >> 1;
const uint8_t kuiVL2 = kuiT23 >> 1;
const uint8_t kuiVL3 = kuiT33 >> 1;
const uint8_t kuiVL4 = (kuiT01 + kuiT12) >> 2;
const uint8_t kuiVL5 = (kuiT12 + kuiT23) >> 2;
const uint8_t kuiVL6 = (kuiT23 + kuiT33) >> 2;
const uint8_t kuiVL7 = kuiVL3;
const uint8_t kuiList[10] = { kuiVL0, kuiVL1, kuiVL2, kuiVL3, kuiVL3, kuiVL4, kuiVL5, kuiVL6, kuiVL7, kuiVL7 };
ST32 (pPred , LD32 (kuiList));
ST32 (pPred + kiStride , LD32 (kuiList + 5));
ST32 (pPred + kiStride2, LD32 (kuiList + 1));
ST32 (pPred + kiStride3, LD32 (kuiList + 6));
}
/*vertical right*/
void WelsI4x4LumaPredVR_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
const uint8_t kuiLT = pPred[-kiStride - 1];
/*get pLeft and pTop*/
const uint8_t kuiL0 = pPred[ -1];
const uint8_t kuiL1 = pPred[kiStride - 1];
const uint8_t kuiL2 = pPred[kiStride2 - 1];
const uint8_t kuiT0 = pPred[ -kiStride];
const uint8_t kuiT1 = pPred[1 - kiStride];
const uint8_t kuiT2 = pPred[2 - kiStride];
const uint8_t kuiT3 = pPred[3 - kiStride];
const uint8_t kuiVR0 = (1 + kuiLT + kuiT0) >> 1; // kuiVR0
const uint8_t kuiVR1 = (1 + kuiT0 + kuiT1) >> 1; // kuiVR1
const uint8_t kuiVR2 = (1 + kuiT1 + kuiT2) >> 1; // kuiVR2
const uint8_t kuiVR3 = (1 + kuiT2 + kuiT3) >> 1; // kuiVR3
const uint8_t kuiVR4 = (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2; // kuiVR4
const uint8_t kuiVR5 = (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2; // kuiVR5
const uint8_t kuiVR6 = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2; // kuiVR6
const uint8_t kuiVR7 = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2; // kuiVR7
const uint8_t kuiVR8 = (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2; // kuiVR8
const uint8_t kuiVR9 = (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2; // kuiVR9
const uint8_t kuiList[10] = { kuiVR8, kuiVR0, kuiVR1, kuiVR2, kuiVR3, kuiVR9, kuiVR4, kuiVR5, kuiVR6, kuiVR7 };
ST32 (pPred , LD32 (kuiList + 1));
ST32 (pPred + kiStride , LD32 (kuiList + 6));
ST32 (pPred + kiStride2, LD32 (kuiList));
ST32 (pPred + kiStride3, LD32 (kuiList + 5));
}
/*horizontal up*/
void WelsI4x4LumaPredHU_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
/*get pLeft*/
const uint8_t kuiL0 = pPred[ -1];
const uint8_t kuiL1 = pPred[kiStride - 1];
const uint8_t kuiL2 = pPred[kiStride2 - 1];
const uint8_t kuiL3 = pPred[kiStride3 - 1];
const uint16_t kuiL01 = 1 + kuiL0 + kuiL1;
const uint16_t kuiL12 = 1 + kuiL1 + kuiL2;
const uint16_t kuiL23 = 1 + kuiL2 + kuiL3;
const uint8_t kuiHU0 = kuiL01 >> 1;
const uint8_t kuiHU1 = (kuiL01 + kuiL12) >> 2;
const uint8_t kuiHU2 = kuiL12 >> 1;
const uint8_t kuiHU3 = (kuiL12 + kuiL23) >> 2;
const uint8_t kuiHU4 = kuiL23 >> 1;
const uint8_t kuiHU5 = (1 + kuiL23 + (kuiL3 << 1)) >> 2;
const uint8_t kuiList[10] = { kuiHU0, kuiHU1, kuiHU2, kuiHU3, kuiHU4, kuiHU5, kuiL3, kuiL3, kuiL3, kuiL3 };
ST32 (pPred , LD32 (kuiList));
ST32 (pPred + kiStride , LD32 (kuiList + 2));
ST32 (pPred + kiStride2, LD32 (kuiList + 4));
ST32 (pPred + kiStride3, LD32 (kuiList + 6));
}
/*horizontal down*/
void WelsI4x4LumaPredHD_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiStride2 = kiStride << 1;
const int32_t kiStride3 = kiStride + kiStride2;
const uint8_t kuiLT = pPred[- (kiStride + 1)];
/*get pLeft and pTop*/
const uint8_t kuiL0 = pPred[-1 ];
const uint8_t kuiL1 = pPred[-1 + kiStride ];
const uint8_t kuiL2 = pPred[-1 + kiStride2];
const uint8_t kuiL3 = pPred[-1 + kiStride3];
const uint8_t kuiT0 = pPred[-kiStride ];
const uint8_t kuiT1 = pPred[-kiStride + 1 ];
const uint8_t kuiT2 = pPred[-kiStride + 2 ];
const uint16_t kuiTL0 = 1 + kuiLT + kuiL0;
const uint16_t kuiLT0 = 1 + kuiLT + kuiT0;
const uint16_t kuiT01 = 1 + kuiT0 + kuiT1;
const uint16_t kuiT12 = 1 + kuiT1 + kuiT2;
const uint16_t kuiL01 = 1 + kuiL0 + kuiL1;
const uint16_t kuiL12 = 1 + kuiL1 + kuiL2;
const uint16_t kuiL23 = 1 + kuiL2 + kuiL3;
const uint8_t kuiHD0 = kuiTL0 >> 1;
const uint8_t kuiHD1 = (kuiTL0 + kuiLT0) >> 2;
const uint8_t kuiHD2 = (kuiLT0 + kuiT01) >> 2;
const uint8_t kuiHD3 = (kuiT01 + kuiT12) >> 2;
const uint8_t kuiHD4 = kuiL01 >> 1;
const uint8_t kuiHD5 = (kuiTL0 + kuiL01) >> 2;
const uint8_t kuiHD6 = kuiL12 >> 1;
const uint8_t kuiHD7 = (kuiL01 + kuiL12) >> 2;
const uint8_t kuiHD8 = kuiL23 >> 1;
const uint8_t kuiHD9 = (kuiL12 + kuiL23) >> 2;
const uint8_t kuiList[10] = { kuiHD8, kuiHD9, kuiHD6, kuiHD7, kuiHD4, kuiHD5, kuiHD0, kuiHD1, kuiHD2, kuiHD3 };
ST32 (pPred , LD32 (kuiList + 6));
ST32 (pPred + kiStride , LD32 (kuiList + 4));
ST32 (pPred + kiStride2, LD32 (kuiList + 2));
ST32 (pPred + kiStride3, LD32 (kuiList));
}
// Unit test for Luma 4x4 cases
PREDV (4)
GENERATE_4x4_UT (WelsI4x4LumaPredV_c, LumaI4x4PredV, 0, 0)
PREDH (4)
GENERATE_4x4_UT (WelsI4x4LumaPredH_c, LumaI4x4PredH, 0, 0)
PREDDC (4, 2)
GENERATE_4x4_UT (WelsI4x4LumaPredDc_c, LumaI4x4PredDC, 0, 0)
PREDDCLeft (4, 2)
GENERATE_4x4_UT (WelsI4x4LumaPredDcLeft_c, LumaI4x4PredDCLeft, 0, 0)
PREDDCTop (4, 2)
GENERATE_4x4_UT (WelsI4x4LumaPredDcTop_c, LumaI4x4PredDCTop, 0, 0)
PREDDCNone (4, 2)
GENERATE_4x4_UT (WelsI4x4LumaPredDcNA_c, LumaI4x4PredDCNone, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredDDL_c, WelsI4x4LumaPredDDL_ref, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredDDLTop_c, WelsI4x4LumaPredDDLTop_ref, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredDDR_c, WelsI4x4LumaPredDDR_ref, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredVR_c, WelsI4x4LumaPredVR_ref, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredVL_c, WelsI4x4LumaPredVL_ref, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredVLTop_c, WelsI4x4LumaPredVLTop_ref, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredHU_c, WelsI4x4LumaPredHU_ref, 0, 0)
GENERATE_4x4_UT (WelsI4x4LumaPredHD_c, WelsI4x4LumaPredHD_ref, 0, 0)
#define GENERATE_8x8_UT(pred, ref, ASM, CPUFLAGS) \
TEST(DecoderIntraPredictionTest, pred) {\
const int32_t kiStride = 32; \
int iRunTimes = 1000; \
ENFORCE_STACK_ALIGN_1D (uint8_t, pRefBuffer, 18 * kiStride, 16); \
ENFORCE_STACK_ALIGN_1D (uint8_t, pPredBuffer, 18 * kiStride, 16); \
if (ASM) { \
int32_t iTmp = 1; \
uint32_t uiCPUFlags = WelsCPUFeatureDetect(&iTmp); \
if ((uiCPUFlags & CPUFLAGS) == 0) {\
return; \
} \
} \
while(iRunTimes--) {\
for (int i = 0; i < 17; i ++) {\
pRefBuffer[kiStride + i] = pPredBuffer[kiStride + i] = rand() & 255; \
pRefBuffer[(i+1) * kiStride - 1] = pPredBuffer[(i+1) * kiStride - 1] = rand() & 255; \
}\
pred(&pPredBuffer[2*kiStride], kiStride); \
ref(&pRefBuffer[2*kiStride], kiStride); \
bool ok = true; \
for (int i = 0; i < 8; i ++)\
for(int j = 0; j < 8; j ++)\
if (pPredBuffer[(i+2) * kiStride + j] != pRefBuffer[(i+2) * kiStride + j]) {\
ok = false; \
break; \
} \
EXPECT_EQ(ok, true); \
} \
}
void WelsIChromaPredPlane_ref (uint8_t* pPred, const int32_t kiStride) {
int32_t a = 0, b = 0, c = 0, H = 0, V = 0;
int32_t i, j;
uint8_t* pTop = &pPred[-kiStride];
uint8_t* pLeft = &pPred[-1];
for (i = 0 ; i < 4 ; i ++) {
H += (i + 1) * (pTop[4 + i] - pTop[2 - i]);
V += (i + 1) * (pLeft[ (4 + i) * kiStride] - pLeft[ (2 - i) * kiStride]);
}
a = (pLeft[7 * kiStride] + pTop[7]) << 4;
b = (17 * H + 16) >> 5;
c = (17 * V + 16) >> 5;
for (i = 0 ; i < 8 ; i ++) {
for (j = 0 ; j < 8 ; j ++) {
int32_t iTmp = (a + b * (j - 3) + c * (i - 3) + 16) >> 5;
pPred[j] = (iTmp < 0) ? 0 : ((iTmp > 255) ? 255 : iTmp);
}
pPred += kiStride;
}
}
void WelsIChromaPredDc_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiL1 = kiStride - 1;
const int32_t kiL2 = kiL1 + kiStride;
const int32_t kiL3 = kiL2 + kiStride;
const int32_t kiL4 = kiL3 + kiStride;
const int32_t kiL5 = kiL4 + kiStride;
const int32_t kiL6 = kiL5 + kiStride;
const int32_t kiL7 = kiL6 + kiStride;
/*caculate the kMean value*/
const uint8_t kuiM1 = (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] +
pPred[-1] + pPred[kiL1] + pPred[kiL2] + pPred[kiL3] + 4) >> 3 ;
const uint32_t kuiSum2 = pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride];
const uint32_t kuiSum3 = pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7];
const uint8_t kuiM2 = (kuiSum2 + 2) >> 2;
const uint8_t kuiM3 = (kuiSum3 + 2) >> 2;
const uint8_t kuiM4 = (kuiSum2 + kuiSum3 + 4) >> 3;
const uint8_t kuiMUP[8] = {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
const uint8_t kuiMDown[8] = {kuiM3, kuiM3, kuiM3, kuiM3, kuiM4, kuiM4, kuiM4, kuiM4};
const uint64_t kuiUP64 = LD64 (kuiMUP);
const uint64_t kuiDN64 = LD64 (kuiMDown);
ST64 (pPred , kuiUP64);
ST64 (pPred + kiL1 + 1, kuiUP64);
ST64 (pPred + kiL2 + 1, kuiUP64);
ST64 (pPred + kiL3 + 1, kuiUP64);
ST64 (pPred + kiL4 + 1, kuiDN64);
ST64 (pPred + kiL5 + 1, kuiDN64);
ST64 (pPred + kiL6 + 1, kuiDN64);
ST64 (pPred + kiL7 + 1, kuiDN64);
}
void WelsIChromaPredDcLeft_ref (uint8_t* pPred, const int32_t kiStride) {
const int32_t kiL1 = -1 + kiStride;
const int32_t kiL2 = kiL1 + kiStride;
const int32_t kiL3 = kiL2 + kiStride;
const int32_t kiL4 = kiL3 + kiStride;
const int32_t kiL5 = kiL4 + kiStride;
const int32_t kiL6 = kiL5 + kiStride;
const int32_t kiL7 = kiL6 + kiStride;
/*caculate the kMean value*/
const uint8_t kuiMUP = (pPred[-1] + pPred[kiL1] + pPred[kiL2] + pPred[kiL3] + 2) >> 2 ;
const uint8_t kuiMDown = (pPred[kiL4] + pPred[kiL5] + pPred[kiL6] + pPred[kiL7] + 2) >> 2;
const uint64_t kuiUP64 = 0x0101010101010101ULL * kuiMUP;
const uint64_t kuiDN64 = 0x0101010101010101ULL * kuiMDown;
ST64 (pPred , kuiUP64);
ST64 (pPred + kiL1 + 1, kuiUP64);
ST64 (pPred + kiL2 + 1, kuiUP64);
ST64 (pPred + kiL3 + 1, kuiUP64);
ST64 (pPred + kiL4 + 1, kuiDN64);
ST64 (pPred + kiL5 + 1, kuiDN64);
ST64 (pPred + kiL6 + 1, kuiDN64);
ST64 (pPred + kiL7 + 1, kuiDN64);
}
void WelsIChromaPredDcTop_ref (uint8_t* pPred, const int32_t kiStride) {
int32_t iTmp = (kiStride << 3) - kiStride;
/*caculate the kMean value*/
const uint8_t kuiM1 = (pPred[-kiStride] + pPred[1 - kiStride] + pPred[2 - kiStride] + pPred[3 - kiStride] + 2) >> 2;
const uint8_t kuiM2 = (pPred[4 - kiStride] + pPred[5 - kiStride] + pPred[6 - kiStride] + pPred[7 - kiStride] + 2) >>
2;
const uint8_t kuiM[8] = {kuiM1, kuiM1, kuiM1, kuiM1, kuiM2, kuiM2, kuiM2, kuiM2};
uint8_t i = 7;
do {
ST64 (pPred + iTmp, LD64 (kuiM));
iTmp -= kiStride;
} while (i-- > 0);
}
PREDV (8)
PREDH (8)
PREDDCNone (8, 3)
GENERATE_8x8_UT (WelsIChromaPredDcNA_c, LumaI8x8PredDCNone, 0, 0)
GENERATE_8x8_UT (WelsIChromaPredPlane_c, WelsIChromaPredPlane_ref, 0, 0)
GENERATE_8x8_UT (WelsIChromaPredDc_c, WelsIChromaPredDc_ref, 0, 0)
GENERATE_8x8_UT (WelsIChromaPredDcTop_c, WelsIChromaPredDcTop_ref, 0, 0)
GENERATE_8x8_UT (WelsIChromaPredDcLeft_c, WelsIChromaPredDcLeft_ref, 0, 0)
GENERATE_8x8_UT (WelsIChromaPredH_c, LumaI8x8PredH, 0, 0)
GENERATE_8x8_UT (WelsIChromaPredV_c, LumaI8x8PredV, 0, 0)
#define GENERATE_16x16_UT(pred, ref, ASM, CPUFLAGS) \
TEST(DecoderIntraPredictionTest, pred) {\
const int32_t kiStride = 32; \
int32_t iRunTimes = 1000; \
ENFORCE_STACK_ALIGN_1D (uint8_t, pRefBuffer, 18 * kiStride, 16); \
ENFORCE_STACK_ALIGN_1D (uint8_t, pPredBuffer, 18 * kiStride, 16); \
if (ASM) { \
int32_t iTmp = 1; \
uint32_t uiCPUFlags = WelsCPUFeatureDetect( &iTmp); \
if ((uiCPUFlags & CPUFLAGS) == 0) {\
return ; \
} \
}\
while(iRunTimes--) {\
for (int i = 0; i < 17; i ++) {\
pRefBuffer[kiStride + i] = pPredBuffer[kiStride + i] = rand() & 255; \
pRefBuffer[(i+1) * kiStride - 1] = pPredBuffer[(i+1) * kiStride - 1] = rand() & 255; \
}\
pred(&pPredBuffer[2*kiStride], kiStride); \
ref(&pRefBuffer[2*kiStride], kiStride); \
bool ok = true; \
for (int i = 0; i < 16; i ++)\
for(int j = 0; j < 16; j ++)\
if (pPredBuffer[(i+2) * kiStride + j] != pRefBuffer[(i+2) * kiStride + j]) {\
ok = false; \
break; \
} \
EXPECT_EQ(ok, true); \
} \
}
void WelsI16x16LumaPredPlane_ref (uint8_t* pPred, const int32_t kiStride) {
int32_t a = 0, b = 0, c = 0, H = 0, V = 0;
int32_t i, j;
uint8_t* pTop = &pPred[-kiStride];
uint8_t* pLeft = &pPred[-1];
for (i = 0 ; i < 8 ; i ++) {
H += (i + 1) * (pTop[8 + i] - pTop[6 - i]);
V += (i + 1) * (pLeft[ (8 + i) * kiStride] - pLeft[ (6 - i) * kiStride]);
}
a = (pLeft[15 * kiStride] + pTop[15]) << 4;
b = (5 * H + 32) >> 6;
c = (5 * V + 32) >> 6;
for (i = 0 ; i < 16 ; i ++) {
for (j = 0 ; j < 16 ; j ++) {
int32_t iTmp = (a + b * (j - 7) + c * (i - 7) + 16) >> 5;
pPred[j] = (iTmp < 0) ? 0 : ((iTmp > 255) ? 255 : iTmp);
}
pPred += kiStride;
}
}
PREDV (16)
PREDH (16)
PREDDC (16, 4)
PREDDCTop (16, 4)
PREDDCLeft (16, 4)
PREDDCNone (16, 4)
GENERATE_16x16_UT (WelsI16x16LumaPredDcNA_c, LumaI16x16PredDCNone, 0, 0)
GENERATE_16x16_UT (WelsI16x16LumaPredPlane_c, WelsI16x16LumaPredPlane_ref, 0, 0)
GENERATE_16x16_UT (WelsI16x16LumaPredDcLeft_c, LumaI16x16PredDCLeft, 0, 0)
GENERATE_16x16_UT (WelsI16x16LumaPredDcTop_c, LumaI16x16PredDCTop, 0, 0)
GENERATE_16x16_UT (WelsI16x16LumaPredDc_c, LumaI16x16PredDC, 0, 0)
GENERATE_16x16_UT (WelsI16x16LumaPredH_c, LumaI16x16PredH, 0, 0)
GENERATE_16x16_UT (WelsI16x16LumaPredV_c, LumaI16x16PredV, 0, 0)
#if defined(X86_ASM)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredH_sse2, LumaI4x4PredH, 1, WELS_CPU_SSE2)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDDR_mmx, WelsI4x4LumaPredDDR_ref, 1, WELS_CPU_MMX)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredHD_mmx, WelsI4x4LumaPredHD_ref, 1, WELS_CPU_MMX)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredHU_mmx, WelsI4x4LumaPredHU_ref, 1, WELS_CPU_MMX)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredVR_mmx, WelsI4x4LumaPredVR_ref, 1, WELS_CPU_MMX)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDDL_mmx, WelsI4x4LumaPredDDL_ref, 1, WELS_CPU_MMX)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredVL_mmx, WelsI4x4LumaPredVL_ref, 1, WELS_CPU_MMX)
GENERATE_8x8_UT (WelsDecoderIChromaPredDcTop_sse2, WelsIChromaPredDcTop_ref, 1, WELS_CPU_SSE2)
GENERATE_8x8_UT (WelsDecoderIChromaPredDc_sse2, WelsIChromaPredDc_ref, 1, WELS_CPU_SSE2)
GENERATE_8x8_UT (WelsDecoderIChromaPredPlane_sse2, WelsIChromaPredPlane_ref, 1, WELS_CPU_SSE2)
GENERATE_8x8_UT (WelsDecoderIChromaPredH_mmx, LumaI8x8PredH, 1, WELS_CPU_MMX)
GENERATE_8x8_UT (WelsDecoderIChromaPredV_mmx, LumaI8x8PredV, 1, WELS_CPU_MMX)
GENERATE_8x8_UT (WelsDecoderIChromaPredDcLeft_mmx, WelsIChromaPredDcLeft_ref, 1, WELS_CPU_MMX)
GENERATE_8x8_UT (WelsDecoderIChromaPredDcNA_mmx, LumaI8x8PredDCNone, 1, WELS_CPU_MMX)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredPlane_sse2, WelsI16x16LumaPredPlane_ref, 1, WELS_CPU_SSE2)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredH_sse2, LumaI16x16PredH, 1, WELS_CPU_SSE2)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredV_sse2, LumaI16x16PredV, 1, WELS_CPU_SSE2)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredDc_sse2, LumaI16x16PredDC, 1, WELS_CPU_SSE2)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredDcTop_sse2, LumaI16x16PredDCTop, 1, WELS_CPU_SSE2)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredDcNA_sse2, LumaI16x16PredDCNone, 1, WELS_CPU_SSE2)
#endif
#if defined(HAVE_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredV_neon, LumaI16x16PredV, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredH_neon, LumaI16x16PredH, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredDc_neon, LumaI16x16PredDC, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredPlane_neon, WelsI16x16LumaPredPlane_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredV_neon, LumaI4x4PredV, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredH_neon, LumaI4x4PredH, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDDL_neon, WelsI4x4LumaPredDDL_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDDR_neon, WelsI4x4LumaPredDDR_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredVL_neon, WelsI4x4LumaPredVL_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredVR_neon, WelsI4x4LumaPredVR_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredHU_neon, WelsI4x4LumaPredHU_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredHD_neon, WelsI4x4LumaPredHD_ref, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredV_neon, LumaI8x8PredV, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredH_neon, LumaI8x8PredH, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredDc_neon, WelsIChromaPredDc_ref, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredPlane_neon, WelsIChromaPredPlane_ref, 1, WELS_CPU_NEON)
#endif
#if defined(HAVE_NEON_AARCH64)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredV_AArch64_neon, LumaI16x16PredV, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredH_AArch64_neon, LumaI16x16PredH, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredDc_AArch64_neon, LumaI16x16PredDC, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredDcTop_AArch64_neon, LumaI16x16PredDCTop, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredDcLeft_AArch64_neon, LumaI16x16PredDCLeft, 1, WELS_CPU_NEON)
GENERATE_16x16_UT (WelsDecoderI16x16LumaPredPlane_AArch64_neon, WelsI16x16LumaPredPlane_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredH_AArch64_neon, LumaI4x4PredH, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDDL_AArch64_neon, WelsI4x4LumaPredDDL_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDDLTop_AArch64_neon, WelsI4x4LumaPredDDLTop_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredVL_AArch64_neon, WelsI4x4LumaPredVL_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredVLTop_AArch64_neon, WelsI4x4LumaPredVLTop_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredVR_AArch64_neon, WelsI4x4LumaPredVR_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredHU_AArch64_neon, WelsI4x4LumaPredHU_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredHD_AArch64_neon, WelsI4x4LumaPredHD_ref, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDc_AArch64_neon, LumaI4x4PredDC, 1, WELS_CPU_NEON)
GENERATE_4x4_UT (WelsDecoderI4x4LumaPredDcTop_AArch64_neon, LumaI4x4PredDCTop, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredV_AArch64_neon, LumaI8x8PredV, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredH_AArch64_neon, LumaI8x8PredH, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredDc_AArch64_neon, WelsIChromaPredDc_ref, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredPlane_AArch64_neon, WelsIChromaPredPlane_ref, 1, WELS_CPU_NEON)
GENERATE_8x8_UT (WelsDecoderIChromaPredDcTop_AArch64_neon, WelsIChromaPredDcTop_ref, 1, WELS_CPU_NEON)
#endif