| /* |
| * Copyright (c) 2017, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| |
| #include "third_party/googletest/src/googletest/include/gtest/gtest.h" |
| |
| #include "config/aom_config.h" |
| #include "config/aom_dsp_rtcd.h" |
| #include "config/av1_rtcd.h" |
| |
| #include "aom/aom_codec.h" |
| #include "aom_ports/aom_timer.h" |
| #include "av1/encoder/encoder.h" |
| #include "av1/common/scan.h" |
| #include "test/acm_random.h" |
| #include "test/clear_system_state.h" |
| #include "test/register_state_check.h" |
| #include "test/util.h" |
| |
| namespace { |
| using libaom_test::ACMRandom; |
| |
| #define QUAN_PARAM_LIST \ |
| const tran_low_t *coeff_ptr, intptr_t n_coeffs, const int16_t *zbin_ptr, \ |
| const int16_t *round_ptr, const int16_t *quant_ptr, \ |
| const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, \ |
| tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, \ |
| const int16_t *scan, const int16_t *iscan |
| |
| typedef void (*QuantizeFunc)(QUAN_PARAM_LIST); |
| typedef void (*QuantizeFuncHbd)(QUAN_PARAM_LIST, int log_scale); |
| |
| #define HBD_QUAN_FUNC \ |
| fn(coeff_ptr, n_coeffs, zbin_ptr, round_ptr, quant_ptr, quant_shift_ptr, \ |
| qcoeff_ptr, dqcoeff_ptr, dequant_ptr, eob_ptr, scan, iscan, log_scale) |
| |
| #define LBD_QUAN_FUNC \ |
| fn(coeff_ptr, n_coeffs, zbin_ptr, round_ptr, quant_ptr, quant_shift_ptr, \ |
| qcoeff_ptr, dqcoeff_ptr, dequant_ptr, eob_ptr, scan, iscan) |
| |
| template <QuantizeFuncHbd fn> |
| void highbd_quan16x16_wrapper(QUAN_PARAM_LIST) { |
| const int log_scale = 0; |
| HBD_QUAN_FUNC; |
| } |
| |
| template <QuantizeFuncHbd fn> |
| void highbd_quan32x32_wrapper(QUAN_PARAM_LIST) { |
| const int log_scale = 1; |
| HBD_QUAN_FUNC; |
| } |
| |
| template <QuantizeFuncHbd fn> |
| void highbd_quan64x64_wrapper(QUAN_PARAM_LIST) { |
| const int log_scale = 2; |
| HBD_QUAN_FUNC; |
| } |
| |
| typedef enum { TYPE_B, TYPE_DC, TYPE_FP } QuantType; |
| |
| using ::testing::tuple; |
| typedef tuple<QuantizeFunc, QuantizeFunc, TX_SIZE, QuantType, aom_bit_depth_t> |
| QuantizeParam; |
| |
| typedef struct { |
| QUANTS quant; |
| Dequants dequant; |
| } QuanTable; |
| |
| const int kTestNum = 1000; |
| |
| class QuantizeTest : public ::testing::TestWithParam<QuantizeParam> { |
| protected: |
| QuantizeTest() |
| : quant_ref_(GET_PARAM(0)), quant_(GET_PARAM(1)), tx_size_(GET_PARAM(2)), |
| type_(GET_PARAM(3)), bd_(GET_PARAM(4)) {} |
| |
| virtual ~QuantizeTest() {} |
| |
| virtual void SetUp() { |
| qtab_ = reinterpret_cast<QuanTable *>(aom_memalign(32, sizeof(*qtab_))); |
| const int n_coeffs = coeff_num(); |
| coeff_ = reinterpret_cast<tran_low_t *>( |
| aom_memalign(32, 6 * n_coeffs * sizeof(tran_low_t))); |
| InitQuantizer(); |
| } |
| |
| virtual void TearDown() { |
| aom_free(qtab_); |
| qtab_ = NULL; |
| aom_free(coeff_); |
| coeff_ = NULL; |
| libaom_test::ClearSystemState(); |
| } |
| |
| void InitQuantizer() { |
| av1_build_quantizer(bd_, 0, 0, 0, 0, 0, &qtab_->quant, &qtab_->dequant); |
| } |
| |
| void QuantizeRun(bool is_loop, int q = 0, int test_num = 1) { |
| tran_low_t *coeff_ptr = coeff_; |
| const intptr_t n_coeffs = coeff_num(); |
| |
| tran_low_t *qcoeff_ref = coeff_ptr + n_coeffs; |
| tran_low_t *dqcoeff_ref = qcoeff_ref + n_coeffs; |
| |
| tran_low_t *qcoeff = dqcoeff_ref + n_coeffs; |
| tran_low_t *dqcoeff = qcoeff + n_coeffs; |
| uint16_t *eob = (uint16_t *)(dqcoeff + n_coeffs); |
| |
| // Testing uses 2-D DCT scan order table |
| const SCAN_ORDER *const sc = get_default_scan(tx_size_, DCT_DCT); |
| |
| // Testing uses luminance quantization table |
| const int16_t *zbin = qtab_->quant.y_zbin[q]; |
| |
| const int16_t *round = 0; |
| const int16_t *quant = 0; |
| if (type_ == TYPE_B) { |
| round = qtab_->quant.y_round[q]; |
| quant = qtab_->quant.y_quant[q]; |
| } else if (type_ == TYPE_FP) { |
| round = qtab_->quant.y_round_fp[q]; |
| quant = qtab_->quant.y_quant_fp[q]; |
| } |
| |
| const int16_t *quant_shift = qtab_->quant.y_quant_shift[q]; |
| const int16_t *dequant = qtab_->dequant.y_dequant_QTX[q]; |
| |
| for (int i = 0; i < test_num; ++i) { |
| if (is_loop) FillCoeffRandom(); |
| |
| memset(qcoeff_ref, 0, 5 * n_coeffs * sizeof(*qcoeff_ref)); |
| |
| quant_ref_(coeff_ptr, n_coeffs, zbin, round, quant, quant_shift, |
| qcoeff_ref, dqcoeff_ref, dequant, &eob[0], sc->scan, |
| sc->iscan); |
| |
| ASM_REGISTER_STATE_CHECK(quant_(coeff_ptr, n_coeffs, zbin, round, quant, |
| quant_shift, qcoeff, dqcoeff, dequant, |
| &eob[1], sc->scan, sc->iscan)); |
| |
| for (int j = 0; j < n_coeffs; ++j) { |
| ASSERT_EQ(qcoeff_ref[j], qcoeff[j]) |
| << "Q mismatch on test: " << i << " at position: " << j |
| << " Q: " << q << " coeff: " << coeff_ptr[j]; |
| } |
| |
| for (int j = 0; j < n_coeffs; ++j) { |
| ASSERT_EQ(dqcoeff_ref[j], dqcoeff[j]) |
| << "Dq mismatch on test: " << i << " at position: " << j |
| << " Q: " << q << " coeff: " << coeff_ptr[j]; |
| } |
| |
| ASSERT_EQ(eob[0], eob[1]) |
| << "eobs mismatch on test: " << i << " Q: " << q; |
| } |
| } |
| |
| void CompareResults(const tran_low_t *buf_ref, const tran_low_t *buf, |
| int size, const char *text, int q, int number) { |
| int i; |
| for (i = 0; i < size; ++i) { |
| ASSERT_EQ(buf_ref[i], buf[i]) << text << " mismatch on test: " << number |
| << " at position: " << i << " Q: " << q; |
| } |
| } |
| |
| int coeff_num() const { return av1_get_max_eob(tx_size_); } |
| |
| void FillCoeff(tran_low_t c) { |
| const int n_coeffs = coeff_num(); |
| for (int i = 0; i < n_coeffs; ++i) { |
| coeff_[i] = c; |
| } |
| } |
| |
| void FillCoeffRandom() { |
| const int n_coeffs = coeff_num(); |
| FillCoeffZero(); |
| int num = rnd_.Rand16() % n_coeffs; |
| for (int i = 0; i < num; ++i) { |
| coeff_[i] = GetRandomCoeff(); |
| } |
| } |
| |
| void FillCoeffZero() { FillCoeff(0); } |
| |
| void FillCoeffConstant() { |
| tran_low_t c = GetRandomCoeff(); |
| FillCoeff(c); |
| } |
| |
| void FillDcOnly() { |
| FillCoeffZero(); |
| coeff_[0] = GetRandomCoeff(); |
| } |
| |
| void FillDcLargeNegative() { |
| FillCoeffZero(); |
| // Generate a qcoeff which contains 512/-512 (0x0100/0xFE00) to catch issues |
| // like BUG=883 where the constant being compared was incorrectly |
| // initialized. |
| coeff_[0] = -8191; |
| } |
| |
| tran_low_t GetRandomCoeff() { |
| tran_low_t coeff; |
| if (bd_ == AOM_BITS_8) { |
| coeff = |
| clamp(static_cast<int16_t>(rnd_.Rand16()), INT16_MIN + 1, INT16_MAX); |
| } else { |
| tran_low_t min = -(1 << (7 + bd_)); |
| tran_low_t max = -min - 1; |
| coeff = clamp(static_cast<tran_low_t>(rnd_.Rand31()), min, max); |
| } |
| return coeff; |
| } |
| |
| ACMRandom rnd_; |
| QuanTable *qtab_; |
| tran_low_t *coeff_; |
| QuantizeFunc quant_ref_; |
| QuantizeFunc quant_; |
| TX_SIZE tx_size_; |
| QuantType type_; |
| aom_bit_depth_t bd_; |
| }; |
| |
| TEST_P(QuantizeTest, ZeroInput) { |
| FillCoeffZero(); |
| QuantizeRun(false); |
| } |
| |
| TEST_P(QuantizeTest, LargeNegativeInput) { |
| FillDcLargeNegative(); |
| QuantizeRun(false, 0, 1); |
| } |
| |
| TEST_P(QuantizeTest, DcOnlyInput) { |
| FillDcOnly(); |
| QuantizeRun(false, 0, 1); |
| } |
| |
| TEST_P(QuantizeTest, RandomInput) { QuantizeRun(true, 0, kTestNum); } |
| |
| TEST_P(QuantizeTest, MultipleQ) { |
| for (int q = 0; q < QINDEX_RANGE; ++q) { |
| QuantizeRun(true, q, kTestNum); |
| } |
| } |
| |
| // Force the coeff to be half the value of the dequant. This exposes a |
| // mismatch found in av1_quantize_fp_sse2(). |
| TEST_P(QuantizeTest, CoeffHalfDequant) { |
| FillCoeff(16); |
| QuantizeRun(false, 25, 1); |
| } |
| |
| TEST_P(QuantizeTest, DISABLED_Speed) { |
| tran_low_t *coeff_ptr = coeff_; |
| const intptr_t n_coeffs = coeff_num(); |
| |
| tran_low_t *qcoeff_ref = coeff_ptr + n_coeffs; |
| tran_low_t *dqcoeff_ref = qcoeff_ref + n_coeffs; |
| |
| tran_low_t *qcoeff = dqcoeff_ref + n_coeffs; |
| tran_low_t *dqcoeff = qcoeff + n_coeffs; |
| uint16_t *eob = (uint16_t *)(dqcoeff + n_coeffs); |
| |
| // Testing uses 2-D DCT scan order table |
| const SCAN_ORDER *const sc = get_default_scan(tx_size_, DCT_DCT); |
| |
| // Testing uses luminance quantization table |
| const int q = 22; |
| const int16_t *zbin = qtab_->quant.y_zbin[q]; |
| const int16_t *round_fp = qtab_->quant.y_round_fp[q]; |
| const int16_t *quant_fp = qtab_->quant.y_quant_fp[q]; |
| const int16_t *quant_shift = qtab_->quant.y_quant_shift[q]; |
| const int16_t *dequant = qtab_->dequant.y_dequant_QTX[q]; |
| const int kNumTests = 5000000; |
| aom_usec_timer timer; |
| |
| FillCoeffRandom(); |
| |
| aom_usec_timer_start(&timer); |
| for (int n = 0; n < kNumTests; ++n) { |
| quant_(coeff_ptr, n_coeffs, zbin, round_fp, quant_fp, quant_shift, qcoeff, |
| dqcoeff, dequant, eob, sc->scan, sc->iscan); |
| } |
| aom_usec_timer_mark(&timer); |
| |
| const int elapsed_time = static_cast<int>(aom_usec_timer_elapsed(&timer)); |
| printf("Elapsed time: %d us\n", elapsed_time); |
| } |
| |
| using ::testing::make_tuple; |
| |
| #if HAVE_AVX2 |
| const QuantizeParam kQParamArrayAvx2[] = { |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_avx2, TX_16X16, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_avx2, TX_4X16, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_avx2, TX_16X4, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_avx2, TX_32X8, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_avx2, TX_8X32, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_32x32_c, &av1_quantize_fp_32x32_avx2, TX_32X32, |
| TYPE_FP, AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_32x32_c, &av1_quantize_fp_32x32_avx2, TX_16X64, |
| TYPE_FP, AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_32x32_c, &av1_quantize_fp_32x32_avx2, TX_64X16, |
| TYPE_FP, AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_64x64_c, &av1_quantize_fp_64x64_avx2, TX_64X64, |
| TYPE_FP, AOM_BITS_8), |
| make_tuple(&highbd_quan16x16_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan16x16_wrapper<av1_highbd_quantize_fp_avx2>, TX_16X16, |
| TYPE_FP, AOM_BITS_8), |
| make_tuple(&highbd_quan16x16_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan16x16_wrapper<av1_highbd_quantize_fp_avx2>, TX_16X16, |
| TYPE_FP, AOM_BITS_10), |
| make_tuple(&highbd_quan16x16_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan16x16_wrapper<av1_highbd_quantize_fp_avx2>, TX_16X16, |
| TYPE_FP, AOM_BITS_12), |
| make_tuple(&highbd_quan32x32_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan32x32_wrapper<av1_highbd_quantize_fp_avx2>, TX_32X32, |
| TYPE_FP, AOM_BITS_8), |
| make_tuple(&highbd_quan32x32_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan32x32_wrapper<av1_highbd_quantize_fp_avx2>, TX_32X32, |
| TYPE_FP, AOM_BITS_10), |
| make_tuple(&highbd_quan32x32_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan32x32_wrapper<av1_highbd_quantize_fp_avx2>, TX_32X32, |
| TYPE_FP, AOM_BITS_12), |
| make_tuple(&highbd_quan64x64_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan64x64_wrapper<av1_highbd_quantize_fp_avx2>, TX_64X64, |
| TYPE_FP, AOM_BITS_8), |
| make_tuple(&highbd_quan64x64_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan64x64_wrapper<av1_highbd_quantize_fp_avx2>, TX_64X64, |
| TYPE_FP, AOM_BITS_10), |
| make_tuple(&highbd_quan64x64_wrapper<av1_highbd_quantize_fp_c>, |
| &highbd_quan64x64_wrapper<av1_highbd_quantize_fp_avx2>, TX_64X64, |
| TYPE_FP, AOM_BITS_12), |
| make_tuple(&aom_highbd_quantize_b_c, &aom_highbd_quantize_b_avx2, TX_16X16, |
| TYPE_B, AOM_BITS_8), |
| make_tuple(&aom_highbd_quantize_b_c, &aom_highbd_quantize_b_avx2, TX_16X16, |
| TYPE_B, AOM_BITS_10), |
| make_tuple(&aom_highbd_quantize_b_c, &aom_highbd_quantize_b_avx2, TX_16X16, |
| TYPE_B, AOM_BITS_12), |
| }; |
| |
| INSTANTIATE_TEST_CASE_P(AVX2, QuantizeTest, |
| ::testing::ValuesIn(kQParamArrayAvx2)); |
| #endif // HAVE_AVX2 |
| |
| #if HAVE_SSE2 |
| const QuantizeParam kQParamArraySSE2[] = { |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_sse2, TX_16X16, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_sse2, TX_4X16, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_sse2, TX_16X4, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_sse2, TX_8X32, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&av1_quantize_fp_c, &av1_quantize_fp_sse2, TX_32X8, TYPE_FP, |
| AOM_BITS_8), |
| make_tuple(&aom_quantize_b_c, &aom_quantize_b_sse2, TX_16X16, TYPE_B, |
| AOM_BITS_8), |
| make_tuple(&aom_highbd_quantize_b_c, &aom_highbd_quantize_b_sse2, TX_16X16, |
| TYPE_B, AOM_BITS_8), |
| make_tuple(&aom_highbd_quantize_b_c, &aom_highbd_quantize_b_sse2, TX_16X16, |
| TYPE_B, AOM_BITS_10), |
| make_tuple(&aom_highbd_quantize_b_c, &aom_highbd_quantize_b_sse2, TX_16X16, |
| TYPE_B, AOM_BITS_12), |
| make_tuple(&aom_highbd_quantize_b_32x32_c, &aom_highbd_quantize_b_32x32_sse2, |
| TX_32X32, TYPE_B, AOM_BITS_8), |
| make_tuple(&aom_highbd_quantize_b_32x32_c, &aom_highbd_quantize_b_32x32_sse2, |
| TX_32X32, TYPE_B, AOM_BITS_10), |
| make_tuple(&aom_highbd_quantize_b_32x32_c, &aom_highbd_quantize_b_32x32_sse2, |
| TX_32X32, TYPE_B, AOM_BITS_12), |
| }; |
| |
| INSTANTIATE_TEST_CASE_P(SSE2, QuantizeTest, |
| ::testing::ValuesIn(kQParamArraySSE2)); |
| #endif |
| |
| #if HAVE_SSSE3 && ARCH_X86_64 |
| INSTANTIATE_TEST_CASE_P( |
| SSSE3, QuantizeTest, |
| ::testing::Values(make_tuple(&aom_quantize_b_c, &aom_quantize_b_ssse3, |
| TX_16X16, TYPE_B, AOM_BITS_8))); |
| |
| // Like libvpx, the ssse3 and avx quantize tests do not pass. |
| // https://bugs.chromium.org/p/webm/issues/detail?id=1448 |
| INSTANTIATE_TEST_CASE_P( |
| DISABLED_SSSE3_32x32, QuantizeTest, |
| ::testing::Values(make_tuple(&aom_quantize_b_32x32_c, |
| &aom_quantize_b_32x32_ssse3, TX_16X16, TYPE_B, |
| AOM_BITS_8))); |
| |
| #endif // HAVE_SSSE3 && ARCH_X86_64 |
| |
| #if HAVE_AVX && ARCH_X86_64 |
| INSTANTIATE_TEST_CASE_P( |
| AVX, QuantizeTest, |
| ::testing::Values( |
| make_tuple(&aom_quantize_b_c, &aom_quantize_b_avx, TX_16X16, TYPE_B, |
| AOM_BITS_8), |
| // Although these tests will not pass against _c, test them against each |
| // other so there is some minor checking. |
| make_tuple(&aom_quantize_b_32x32_ssse3, &aom_quantize_b_32x32_avx, |
| TX_32X32, TYPE_B, AOM_BITS_8))); |
| |
| #endif // HAVE_AVX && ARCH_X86_64 |
| } // namespace |
