| #include <gtest/gtest.h> |
| #include <stdlib.h> |
| |
| #include "get_intra_predictor.h" |
| #include "ls_defines.h" |
| #include "macros.h" |
| |
| using namespace WelsEnc; |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredV) { |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[64]; |
| for (int i = 0; i < 64; i++) |
| pRef[i] = rand() % 256; |
| |
| const int32_t kkiStride = 0; |
| WelsI4x4LumaPredV_c (pPred, pRef, kkiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&pRef[-kkiStride])); |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredH) { |
| const int32_t kiStride = rand() % 256 + 16; |
| const uint32_t kiStride2 = (kiStride << 1) - 1; |
| const uint32_t kiStride3 = kiStride + kiStride2; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[kiStride3 + 2]; |
| |
| for (int i = 0; i < (static_cast<int32_t> (kiStride3 + 2)); i++) |
| pRef[i] = rand() % 256; |
| |
| pRef++; |
| |
| const uint8_t kuiH1 = pRef[-1]; |
| const uint8_t kuiH2 = pRef[kiStride - 1]; |
| const uint8_t kuiH3 = pRef[kiStride2]; |
| const uint8_t kuiH4 = pRef[kiStride3]; |
| const uint8_t kuiV1[4] = {kuiH1, kuiH1, kuiH1, kuiH1}; |
| const uint8_t kuiV2[4] = {kuiH2, kuiH2, kuiH2, kuiH2}; |
| const uint8_t kuiV3[4] = {kuiH3, kuiH3, kuiH3, kuiH3}; |
| const uint8_t kuiV4[4] = {kuiH4, kuiH4, kuiH4, kuiH4}; |
| |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| ST32 (&uiV[0], LD32 (kuiV1)); |
| ST32 (&uiV[4], LD32 (kuiV2)); |
| ST32 (&uiV[8], LD32 (kuiV3)); |
| ST32 (&uiV[12], LD32 (kuiV4)); |
| |
| WelsI4x4LumaPredH_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| pRef--; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredDDL) { |
| const int32_t kiStride = 0; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[64]; |
| for (int i = 0; i < 64; i++) |
| pRef[i] = rand() % 256; |
| |
| const uint8_t kuiT0 = pRef[-kiStride]; |
| const uint8_t kuiT1 = pRef[1 - kiStride]; |
| const uint8_t kuiT2 = pRef[2 - kiStride]; |
| const uint8_t kuiT3 = pRef[3 - kiStride]; |
| const uint8_t kuiT4 = pRef[4 - kiStride]; |
| const uint8_t kuiT5 = pRef[5 - kiStride]; |
| const uint8_t kuiT6 = pRef[6 - kiStride]; |
| const uint8_t kuiT7 = pRef[7 - kiStride]; |
| const uint8_t kuiDDL0 = (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2; |
| const uint8_t kuiDDL1 = (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2; |
| const uint8_t kuiDDL2 = (2 + kuiT2 + kuiT4 + (kuiT3 << 1)) >> 2; |
| const uint8_t kuiDDL3 = (2 + kuiT3 + kuiT5 + (kuiT4 << 1)) >> 2; |
| const uint8_t kuiDDL4 = (2 + kuiT4 + kuiT6 + (kuiT5 << 1)) >> 2; |
| const uint8_t kuiDDL5 = (2 + kuiT5 + kuiT7 + (kuiT6 << 1)) >> 2; |
| const uint8_t kuiDDL6 = (2 + kuiT6 + kuiT7 + (kuiT7 << 1)) >> 2; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| uiV[0] = kuiDDL0; |
| uiV[1] = uiV[4] = kuiDDL1; |
| uiV[2] = uiV[5] = uiV[8] = kuiDDL2; |
| uiV[3] = uiV[6] = uiV[9] = uiV[12] = kuiDDL3; |
| uiV[7] = uiV[10] = uiV[13] = kuiDDL4; |
| uiV[11] = uiV[14] = kuiDDL5; |
| uiV[15] = kuiDDL6; |
| |
| WelsI4x4LumaPredDDL_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredDDLTop) { |
| const int32_t kiStride = 0; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[64]; |
| for (int i = 0; i < 64; i++) |
| pRef[i] = rand() % 256; |
| |
| const uint8_t kuiT0 = pRef[-kiStride]; |
| const uint8_t kuiT1 = pRef[1 - kiStride]; |
| const uint8_t kuiT2 = pRef[2 - kiStride]; |
| const uint8_t kuiT3 = pRef[3 - kiStride]; |
| const uint8_t kuiDLT0 = (2 + kuiT0 + kuiT2 + (kuiT1 << 1)) >> 2; |
| const uint8_t kuiDLT1 = (2 + kuiT1 + kuiT3 + (kuiT2 << 1)) >> 2; |
| const uint8_t kuiDLT2 = (2 + kuiT2 + kuiT3 + (kuiT3 << 1)) >> 2; |
| const uint8_t kuiDLT3 = (2 + (kuiT3 << 2)) >> 2; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| memset (&uiV[6], kuiDLT3, 10 * sizeof (uint8_t)); |
| uiV[0] = kuiDLT0; |
| uiV[1] = uiV[4] = kuiDLT1; |
| uiV[2] = uiV[5] = uiV[8] = kuiDLT2; |
| uiV[3] = kuiDLT3; |
| |
| WelsI4x4LumaPredDDLTop_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredDDR) { |
| const int32_t kiStride = rand() % 256 + 16; |
| const int32_t kiStride2 = kiStride << 1; |
| const int32_t kiStride3 = kiStride + kiStride2; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[kiStride3 + kiStride + 1]; |
| |
| for (int i = 0; i < kiStride3 + kiStride + 1; i++) |
| pRef[i] = rand() % 256; |
| |
| pRef += kiStride + 1; |
| |
| const uint8_t kuiLT = pRef[-kiStride - 1]; |
| const uint8_t kuiL0 = pRef[-1]; |
| const uint8_t kuiL1 = pRef[kiStride - 1]; |
| const uint8_t kuiL2 = pRef[kiStride2 - 1]; |
| const uint8_t kuiL3 = pRef[kiStride3 - 1]; |
| const uint8_t kuiT0 = pRef[-kiStride]; |
| const uint8_t kuiT1 = pRef[1 - kiStride]; |
| const uint8_t kuiT2 = pRef[2 - kiStride]; |
| const uint8_t kuiT3 = pRef[3 - kiStride]; |
| 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; |
| const uint8_t kuiDDR1 = (kuiLT0 + kuiT01) >> 2; |
| const uint8_t kuiDDR2 = (kuiT01 + kuiT12) >> 2; |
| const uint8_t kuiDDR3 = (kuiT12 + kuiT23) >> 2; |
| const uint8_t kuiDDR4 = (kuiTL0 + kuiL01) >> 2; |
| const uint8_t kuiDDR5 = (kuiL01 + kuiL12) >> 2; |
| const uint8_t kuiDDR6 = (kuiL12 + kuiL23) >> 2; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| uiV[0] = uiV[5] = uiV[10] = uiV[15] = kuiDDR0; |
| uiV[1] = uiV[6] = uiV[11] = kuiDDR1; |
| uiV[2] = uiV[7] = kuiDDR2; |
| uiV[3] = kuiDDR3; |
| uiV[4] = uiV[9] = uiV[14] = kuiDDR4; |
| uiV[8] = uiV[13] = kuiDDR5; |
| uiV[12] = kuiDDR6; |
| |
| WelsI4x4LumaPredDDR_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| pRef -= kiStride + 1; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredVL) { |
| const int32_t kiStride = 0; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[64]; |
| for (int i = 0; i < 64; i++) |
| pRef[i] = rand() % 256; |
| |
| const uint8_t kuiT0 = pRef[-kiStride]; |
| const uint8_t kuiT1 = pRef[1 - kiStride]; |
| const uint8_t kuiT2 = pRef[2 - kiStride]; |
| const uint8_t kuiT3 = pRef[3 - kiStride]; |
| const uint8_t kuiT4 = pRef[4 - kiStride]; |
| const uint8_t kuiT5 = pRef[5 - kiStride]; |
| const uint8_t kuiT6 = pRef[6 - kiStride]; |
| const uint8_t kuiVL0 = (1 + kuiT0 + kuiT1) >> 1; |
| const uint8_t kuiVL1 = (1 + kuiT1 + kuiT2) >> 1; |
| const uint8_t kuiVL2 = (1 + kuiT2 + kuiT3) >> 1; |
| const uint8_t kuiVL3 = (1 + kuiT3 + kuiT4) >> 1; |
| const uint8_t kuiVL4 = (1 + kuiT4 + kuiT5) >> 1; |
| const uint8_t kuiVL5 = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2; |
| const uint8_t kuiVL6 = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2; |
| const uint8_t kuiVL7 = (2 + kuiT2 + (kuiT3 << 1) + kuiT4) >> 2; |
| const uint8_t kuiVL8 = (2 + kuiT3 + (kuiT4 << 1) + kuiT5) >> 2; |
| const uint8_t kuiVL9 = (2 + kuiT4 + (kuiT5 << 1) + kuiT6) >> 2; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| uiV[0] = kuiVL0; |
| uiV[1] = uiV[8] = kuiVL1; |
| uiV[2] = uiV[9] = kuiVL2; |
| uiV[3] = uiV[10] = kuiVL3; |
| uiV[4] = kuiVL5; |
| uiV[5] = uiV[12] = kuiVL6; |
| uiV[6] = uiV[13] = kuiVL7; |
| uiV[7] = uiV[14] = kuiVL8; |
| uiV[11] = kuiVL4; |
| uiV[15] = kuiVL9; |
| |
| WelsI4x4LumaPredVL_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredVLTop) { |
| const int32_t kiStride = 0; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[64]; |
| for (int i = 0; i < 64; i++) |
| pRef[i] = rand() % 256; |
| |
| pRef++; |
| |
| uint8_t* pTopLeft = &pRef[-kiStride - 1]; // top-left |
| |
| 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 kuiVLT0 = (1 + kuiT0 + kuiT1) >> 1; |
| const uint8_t kuiVLT1 = (1 + kuiT1 + kuiT2) >> 1; |
| const uint8_t kuiVLT2 = (1 + kuiT2 + kuiT3) >> 1; |
| const uint8_t kuiVLT3 = (1 + (kuiT3 << 1)) >> 1; |
| const uint8_t kuiVLT4 = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2; |
| const uint8_t kuiVLT5 = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2; |
| const uint8_t kuiVLT6 = (2 + kuiT2 + (kuiT3 << 1) + kuiT3) >> 2; |
| const uint8_t kuiVLT7 = (2 + (kuiT3 << 2)) >> 2; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| uiV[0] = kuiVLT0; |
| uiV[1] = uiV[8] = kuiVLT1; |
| uiV[2] = uiV[9] = kuiVLT2; |
| uiV[3] = uiV[10] = uiV[11] = kuiVLT3; |
| uiV[4] = kuiVLT4; |
| uiV[5] = uiV[12] = kuiVLT5; |
| uiV[6] = uiV[13] = kuiVLT6; |
| uiV[7] = uiV[14] = uiV[15] = kuiVLT7; |
| |
| WelsI4x4LumaPredVLTop_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| pRef--; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredVR) { |
| const int32_t kiStride = rand() % 256 + 16; |
| const int32_t kiStride2 = kiStride << 1; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[kiStride2 + kiStride + 1]; |
| |
| for (int i = 0; i < kiStride2 + kiStride + 1; i++) |
| pRef[i] = rand() % 256; |
| |
| pRef += kiStride + 1; |
| |
| const uint8_t kuiLT = pRef[-kiStride - 1]; // top-left |
| const uint8_t kuiL0 = pRef[-1]; |
| const uint8_t kuiL1 = pRef[kiStride - 1]; |
| const uint8_t kuiL2 = pRef[kiStride2 - 1]; |
| const uint8_t kuiT0 = pRef[-kiStride]; |
| const uint8_t kuiT1 = pRef[1 - kiStride]; |
| const uint8_t kuiT2 = pRef[2 - kiStride]; |
| const uint8_t kuiT3 = pRef[3 - kiStride]; |
| const uint8_t kuiVR0 = (1 + kuiLT + kuiT0) >> 1; |
| const uint8_t kuiVR1 = (1 + kuiT0 + kuiT1) >> 1; |
| const uint8_t kuiVR2 = (1 + kuiT1 + kuiT2) >> 1; |
| const uint8_t kuiVR3 = (1 + kuiT2 + kuiT3) >> 1; |
| const uint8_t kuiVR4 = (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2; |
| const uint8_t kuiVR5 = (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2; |
| const uint8_t kuiVR6 = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2; |
| const uint8_t kuiVR7 = (2 + kuiT1 + (kuiT2 << 1) + kuiT3) >> 2; |
| const uint8_t kuiVR8 = (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2; |
| const uint8_t kuiVR9 = (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| uiV[0] = uiV[9] = kuiVR0; |
| uiV[1] = uiV[10] = kuiVR1; |
| uiV[2] = uiV[11] = kuiVR2; |
| uiV[3] = kuiVR3; |
| uiV[4] = uiV[13] = kuiVR4; |
| uiV[5] = uiV[14] = kuiVR5; |
| uiV[6] = uiV[15] = kuiVR6; |
| uiV[7] = kuiVR7; |
| uiV[8] = kuiVR8; |
| uiV[12] = kuiVR9; |
| |
| WelsI4x4LumaPredVR_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| pRef -= kiStride + 1; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredHU) { |
| const int32_t kiStride = rand() % 256 + 16; |
| const int32_t kiStride2 = kiStride << 1; |
| const int32_t kiStride3 = kiStride + kiStride2; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[kiStride3 + 1]; |
| |
| for (int i = 0; i < kiStride3 + 1; i++) |
| pRef[i] = rand() % 256; |
| |
| pRef++; |
| |
| const uint8_t kuiL0 = pRef[-1]; |
| const uint8_t kuiL1 = pRef[kiStride - 1]; |
| const uint8_t kuiL2 = pRef[kiStride2 - 1]; |
| const uint8_t kuiL3 = pRef[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; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| uiV[0] = kuiHU0; |
| uiV[1] = kuiHU1; |
| uiV[2] = uiV[4] = kuiHU2; |
| uiV[3] = uiV[5] = kuiHU3; |
| uiV[6] = uiV[8] = kuiHU4; |
| uiV[7] = uiV[9] = kuiHU5; |
| memset (&uiV[10], kuiL3, 6 * sizeof (uint8_t)); |
| |
| WelsI4x4LumaPredHU_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| pRef--; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI4x4LumaPredHD) { |
| const int32_t kiStride = rand() % 256 + 16; |
| const int32_t kiStride2 = kiStride << 1; |
| const int32_t kiStride3 = kiStride + kiStride2; |
| |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[kiStride3 + kiStride + 1]; |
| |
| for (int i = 0; i < kiStride3 + kiStride + 1; i++) |
| pRef[i] = rand() % 256; |
| |
| pRef += kiStride + 1; |
| |
| const uint8_t kuiLT = pRef[-kiStride - 1]; // top-left |
| const uint8_t kuiL0 = pRef[-1]; |
| const uint8_t kuiL1 = pRef[kiStride - 1]; |
| const uint8_t kuiL2 = pRef[kiStride2 - 1]; |
| const uint8_t kuiL3 = pRef[kiStride3 - 1]; |
| const uint8_t kuiT0 = pRef[-kiStride]; |
| const uint8_t kuiT1 = pRef[1 - kiStride]; |
| const uint8_t kuiT2 = pRef[2 - kiStride]; |
| const uint8_t kuiHD0 = (1 + kuiLT + kuiL0) >> 1; |
| const uint8_t kuiHD1 = (2 + kuiL0 + (kuiLT << 1) + kuiT0) >> 2; |
| const uint8_t kuiHD2 = (2 + kuiLT + (kuiT0 << 1) + kuiT1) >> 2; |
| const uint8_t kuiHD3 = (2 + kuiT0 + (kuiT1 << 1) + kuiT2) >> 2; |
| const uint8_t kuiHD4 = (1 + kuiL0 + kuiL1) >> 1; |
| const uint8_t kuiHD5 = (2 + kuiLT + (kuiL0 << 1) + kuiL1) >> 2; |
| const uint8_t kuiHD6 = (1 + kuiL1 + kuiL2) >> 1; |
| const uint8_t kuiHD7 = (2 + kuiL0 + (kuiL1 << 1) + kuiL2) >> 2; |
| const uint8_t kuiHD8 = (1 + kuiL2 + kuiL3) >> 1; |
| const uint8_t kuiHD9 = (2 + kuiL1 + (kuiL2 << 1) + kuiL3) >> 2; |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiV, 16, 16) // TobeCont'd about assign opt as follows |
| uiV[0] = uiV[6] = kuiHD0; |
| uiV[1] = uiV[7] = kuiHD1; |
| uiV[2] = kuiHD2; |
| uiV[3] = kuiHD3; |
| uiV[4] = uiV[10] = kuiHD4; |
| uiV[5] = uiV[11] = kuiHD5; |
| uiV[8] = uiV[14] = kuiHD6; |
| uiV[9] = uiV[15] = kuiHD7; |
| uiV[12] = kuiHD8; |
| uiV[13] = kuiHD9; |
| |
| WelsI4x4LumaPredHD_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 4; i++) |
| EXPECT_EQ (LD32 (&pPred[4 * i]), LD32 (&uiV[4 * i])); |
| |
| pRef -= kiStride + 1; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetIChromaPredV) { |
| uint8_t* pPred = new uint8_t[64]; |
| uint8_t* pRef = new uint8_t[64]; |
| for (int i = 0; i < 64; i++) |
| pRef[i] = rand() % 256 + 1; |
| |
| const int32_t kiStride = 0; |
| WelsIChromaPredV_c (pPred, pRef, kiStride); |
| |
| for (int i = 0; i < 8; i++) |
| EXPECT_EQ (LD32 (&pPred[8 * i]), LD32 (&pRef[-kiStride])); |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI16x16LumaPredPlane) { |
| const int32_t kiStride = rand() % 16 + 16; |
| |
| int32_t i, j; |
| |
| uint8_t* pPred = new uint8_t[16 * kiStride]; |
| uint8_t* pRef = new uint8_t[16 * kiStride + 1]; |
| for (i = 0; i < 16 * kiStride + 1; i++) |
| pRef[i] = rand() % 256 + 1; |
| |
| pRef += kiStride + 1; |
| |
| int32_t iA = 0, iB = 0, iC = 0, iH = 0, iV = 0; |
| uint8_t* pTop = &pRef[-kiStride]; |
| uint8_t* pLeft = &pRef[-1]; |
| int32_t iPredStride = 16; |
| |
| for (i = 0; i < 8; i++) { |
| iH += (i + 1) * (pTop[8 + i] - pTop[6 - i]); |
| iV += (i + 1) * (pLeft[ (8 + i) * kiStride] - pLeft[ (6 - i) * kiStride]); |
| } |
| |
| iA = (pLeft[15 * kiStride] + pTop[15]) << 4; |
| iB = (5 * iH + 32) >> 6; |
| iC = (5 * iV + 32) >> 6; |
| |
| WelsI16x16LumaPredPlane_c (pPred, pRef, kiStride); |
| for (i = 0; i < 16; i++) { |
| for (j = 0; j < 16; j++) { |
| EXPECT_EQ (pPred[j], (uint8_t)WelsClip1 ((iA + iB * (j - 7) + iC * (i - 7) + 16) >> 5)); |
| } |
| pPred += iPredStride; |
| } |
| |
| pRef -= kiStride + 1; |
| pPred -= (iPredStride * 16); |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI16x16LumaPredDc) { |
| const int32_t kiStride = rand() % 16 + 16; |
| |
| int i; |
| |
| uint8_t* pPred = new uint8_t[256]; |
| uint8_t* pRef = new uint8_t[16 * kiStride]; |
| for (i = 0; i < 16 * kiStride; i++) |
| pRef[i] = rand() % 256 + 1; |
| |
| pRef += kiStride; |
| |
| int32_t iTmp = (kiStride << 4) - kiStride; |
| int32_t iSum = 0; |
| i = 15; |
| uint8_t uiMean = 0; |
| |
| do { |
| iSum += pRef[-1 + iTmp] + pRef[-kiStride + i]; |
| iTmp -= kiStride; |
| } while (i-- > 0); |
| uiMean = (16 + iSum) >> 5; |
| |
| WelsI16x16LumaPredDc_c (pPred, pRef, kiStride); |
| for (i = 0; i < 256; i++) |
| EXPECT_EQ (pPred[i], uiMean); |
| |
| pRef -= kiStride; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
| |
| TEST (GetIntraPredictorTest, TestGetI16x16LumaPredDcTop) { |
| const int32_t kiStride = rand() % 16 + 16; |
| |
| int i; |
| |
| uint8_t* pPred = new uint8_t[256]; |
| uint8_t* pRef = new uint8_t[16 * kiStride]; |
| for (i = 0; i < 16 * kiStride; i++) |
| pRef[i] = rand() % 256 + 1; |
| |
| pRef += kiStride; |
| |
| int32_t iSum = 0; |
| i = 15; |
| uint8_t uiMean = 0; |
| do { |
| iSum += pRef[-kiStride + i]; |
| } while (i-- > 0); |
| uiMean = (8 + iSum) >> 4; |
| |
| WelsI16x16LumaPredDcTop_c (pPred, pRef, kiStride); |
| for (i = 0; i < 256; i++) |
| EXPECT_EQ (pPred[i], uiMean); |
| |
| pRef -= kiStride; |
| |
| delete []pRef; |
| delete []pPred; |
| } |
