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[UT] Improve DCT tests

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Initialize input arrays with different random values.

Otherwise, the input to the DCT routines is effectively
all zero values after taking the difference.

Reduce duplication.
This commit is contained in:
Sindre Aamås 2016-01-18 20:14:47 +01:00
parent 7739184dfd
commit 8764231784
1 changed files with 31 additions and 37 deletions
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68
test/encoder/EncUT_EncoderMbAux.cpp
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@ -144,64 +144,58 @@ static void Sub8x8DctAnchor (int16_t iDct[4][4][4], uint8_t* pPix1, uint8_t* pPi
Sub4x4DctAnchor (iDct[2], &pPix1[4 * FENC_STRIDE + 0], &pPix2[4 * FDEC_STRIDE + 0]);
Sub4x4DctAnchor (iDct[3], &pPix1[4 * FENC_STRIDE + 4], &pPix2[4 * FDEC_STRIDE + 4]);
}
TEST (EncodeMbAuxTest, WelsDctT4_c) {
static void TestDctT4 (void (*func) (int16_t* pDct, uint8_t* pPixel1, int32_t iStride1, uint8_t* pPixel2, int32_t iStride2)) {
int16_t iDctRef[4][4];
uint8_t uiPix1[16 * FENC_STRIDE], uiPix2[16 * FDEC_STRIDE];
int16_t iDct[16];
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
uiPix1[i * FENC_STRIDE + j] = uiPix2[i * FDEC_STRIDE + j] = rand() & 255;
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4; j++) {
uiPix1[i * FENC_STRIDE + j] = rand() & 255;
uiPix2[i * FDEC_STRIDE + j] = rand() & 255;
}
}
Sub4x4DctAnchor (iDctRef, uiPix1, uiPix2);
WelsDctT4_c (iDct, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
func (iDct, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
EXPECT_EQ (iDctRef[j][i], iDct[i * 4 + j]);
}
TEST (EncodeMbAuxTest, WelsDctFourT4_c) {
static void TestDctFourT4 (void (*func) (int16_t* pDct, uint8_t* pPixel1, int32_t iStride1, uint8_t* pPixel2, int32_t iStride2)) {
int16_t iDctRef[4][4][4];
uint8_t uiPix1[16 * FENC_STRIDE], uiPix2[16 * FDEC_STRIDE];
int16_t iDct[16 * 4];
for (int i = 0; i < 8; i++)
for (int j = 0; j < 8; j++)
uiPix1[i * FENC_STRIDE + j] = uiPix2[i * FDEC_STRIDE + j] = rand() & 255;
CMemoryAlign cMemoryAlign (0);
ALLOC_MEMORY (uint8_t, uiPix1, 16 * FENC_STRIDE);
ALLOC_MEMORY (uint8_t, uiPix2, 16 * FDEC_STRIDE);
ALLOC_MEMORY (int16_t, iDct, 16 * 4);
for (int i = 0; i < 8; i++) {
for (int j = 0; j < 8; j++) {
uiPix1[i * FENC_STRIDE + j] = rand() & 255;
uiPix2[i * FDEC_STRIDE + j] = rand() & 255;
}
}
Sub8x8DctAnchor (iDctRef, uiPix1, uiPix2);
WelsDctFourT4_c (iDct, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
func (iDct, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
for (int k = 0; k < 4; k++)
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
EXPECT_EQ (iDctRef[k][j][i], iDct[k * 16 + i * 4 + j]);
FREE_MEMORY (uiPix1);
FREE_MEMORY (uiPix2);
FREE_MEMORY (iDct);
}
TEST (EncodeMbAuxTest, WelsDctT4_c) {
TestDctT4 (WelsDctT4_c);
}
TEST (EncodeMbAuxTest, WelsDctFourT4_c) {
TestDctFourT4 (WelsDctFourT4_c);
}
#ifdef X86_ASM
TEST (EncodeMbAuxTest, WelsDctT4_mmx) {
int16_t iDctC[16], iDctM[16];
uint8_t uiPix1[16 * FENC_STRIDE], uiPix2[16 * FDEC_STRIDE];
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
uiPix1[i * FENC_STRIDE + j] = uiPix2[i * FDEC_STRIDE + j] = rand() & 255;
WelsDctT4_c (iDctC, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
WelsDctT4_mmx (iDctM, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
for (int i = 0; i < 16; i++)
EXPECT_EQ (iDctC[i], iDctM[i]);
TestDctT4 (WelsDctT4_mmx);
}
TEST (EncodeMbAuxTest, WelsDctFourT4_sse2) {
CMemoryAlign cMemoryAlign (0);
ALLOC_MEMORY (uint8_t, uiPix1, 16 * FENC_STRIDE);
ALLOC_MEMORY (uint8_t, uiPix2, 16 * FDEC_STRIDE);
ALLOC_MEMORY (int16_t, iDctC, 16 * 4);
ALLOC_MEMORY (int16_t, iDctS, 16 * 4);
for (int i = 0; i < 8; i++)
for (int j = 0; j < 8; j++)
uiPix1[i * FENC_STRIDE + j] = uiPix2[i * FDEC_STRIDE + j] = rand() & 255;
WelsDctFourT4_c (iDctC, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
WelsDctFourT4_sse2 (iDctS, uiPix1, FENC_STRIDE, uiPix2, FDEC_STRIDE);
for (int i = 0; i < 64; i++)
EXPECT_EQ (iDctC[i], iDctS[i]);
FREE_MEMORY (uiPix1);
FREE_MEMORY (uiPix2);
FREE_MEMORY (iDctC);
FREE_MEMORY (iDctS);
TestDctFourT4 (WelsDctFourT4_sse2);
}
TEST (EncodeMbAuxTest, WelsCalculateSingleCtr4x4_sse2) {