| /* |
| * Copyright (c) 2016, 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 <stdlib.h> |
| |
| #include "third_party/googletest/src/googletest/include/gtest/gtest.h" |
| |
| #include "config/aom_config.h" |
| #include "config/av1_rtcd.h" |
| |
| #include "test/acm_random.h" |
| #include "test/clear_system_state.h" |
| #include "test/register_state_check.h" |
| #include "av1/common/scan.h" |
| #include "av1/encoder/av1_quantize.h" |
| |
| namespace { |
| |
| #if CONFIG_EXTQUANT |
| typedef void (*QuantizeFpFunc)( |
| const tran_low_t *coeff_ptr, intptr_t count, const int32_t *zbin_ptr, |
| const int32_t *round_ptr, const int32_t *quant_ptr, |
| const int32_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, |
| tran_low_t *dqcoeff_ptr, const int32_t *dequant_ptr, uint16_t *eob_ptr, |
| const int16_t *scan, const int16_t *iscan, int log_scale); |
| #else |
| typedef void (*QuantizeFpFunc)( |
| const tran_low_t *coeff_ptr, intptr_t count, 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, int log_scale); |
| #endif // CONFIG_EXTQUANT |
| |
| struct QuantizeFuncParams { |
| QuantizeFuncParams(QuantizeFpFunc qF = NULL, QuantizeFpFunc qRefF = NULL, |
| int count = 16) |
| : qFunc(qF), qFuncRef(qRefF), coeffCount(count) {} |
| QuantizeFpFunc qFunc; |
| QuantizeFpFunc qFuncRef; |
| int coeffCount; |
| }; |
| |
| using libaom_test::ACMRandom; |
| |
| const int numTests = 1000; |
| const int maxSize = 1024; |
| #if CONFIG_EXTQUANT |
| const int roundFactorRange = 64; |
| const int dequantRange = 1048576; |
| #else |
| const int roundFactorRange = 127; |
| const int dequantRange = 32768; |
| #endif |
| const int coeffRange = (1 << 20) - 1; |
| |
| class AV1QuantizeTest : public ::testing::TestWithParam<QuantizeFuncParams> { |
| public: |
| void RunQuantizeTest() { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| #if CONFIG_EXTQUANT |
| DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int32_t, zbin_ptr[8]); |
| DECLARE_ALIGNED(16, int32_t, round_ptr[8]); |
| DECLARE_ALIGNED(16, int32_t, quant_ptr[8]); |
| DECLARE_ALIGNED(16, int32_t, quant_shift_ptr[8]); |
| DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int32_t, dequant_ptr[8]); |
| #else |
| DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int16_t, zbin_ptr[8]); |
| DECLARE_ALIGNED(16, int16_t, round_ptr[8]); |
| DECLARE_ALIGNED(16, int16_t, quant_ptr[8]); |
| DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[8]); |
| DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int16_t, dequant_ptr[8]); |
| #endif // CONFIG_EXTQUANT |
| uint16_t eob; |
| uint16_t ref_eob; |
| int err_count_total = 0; |
| int first_failure = -1; |
| int count = params_.coeffCount; |
| const TX_SIZE txSize = getTxSize(count); |
| int log_scale = (txSize == TX_32X32); |
| QuantizeFpFunc quanFunc = params_.qFunc; |
| QuantizeFpFunc quanFuncRef = params_.qFuncRef; |
| |
| const SCAN_ORDER scanOrder = av1_default_scan_orders[txSize]; |
| for (int i = 0; i < numTests; i++) { |
| int err_count = 0; |
| ref_eob = eob = -1; |
| for (int j = 0; j < count; j++) { |
| coeff_ptr[j] = rnd(coeffRange); |
| } |
| |
| for (int j = 0; j < 2; j++) { |
| #if CONFIG_EXTQUANT |
| zbin_ptr[j] = rnd.Rand31(); |
| quant_shift_ptr[j] = rnd.Rand31(); |
| // int32_t positive |
| dequant_ptr[j] = abs(rnd(dequantRange)); |
| quant_ptr[j] = static_cast<int32_t>( |
| (1 << (16 + QUANT_FP_BITS + QUANT_TABLE_BITS)) / dequant_ptr[j]); |
| round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> |
| (7 + QUANT_TABLE_BITS); |
| #else |
| zbin_ptr[j] = rnd.Rand16(); |
| quant_shift_ptr[j] = rnd.Rand16(); |
| // int16_t positive |
| dequant_ptr[j] = abs(rnd(dequantRange)); |
| quant_ptr[j] = (1 << 16) / dequant_ptr[j]; |
| round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> 7; |
| #endif // CONFIG_EXTQUANT |
| } |
| for (int j = 2; j < 8; ++j) { |
| zbin_ptr[j] = zbin_ptr[1]; |
| quant_shift_ptr[j] = quant_shift_ptr[1]; |
| dequant_ptr[j] = dequant_ptr[1]; |
| quant_ptr[j] = quant_ptr[1]; |
| round_ptr[j] = round_ptr[1]; |
| } |
| quanFuncRef(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr, |
| quant_shift_ptr, ref_qcoeff_ptr, ref_dqcoeff_ptr, dequant_ptr, |
| &ref_eob, scanOrder.scan, scanOrder.iscan, log_scale); |
| |
| ASM_REGISTER_STATE_CHECK( |
| quanFunc(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr, |
| quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, &eob, |
| scanOrder.scan, scanOrder.iscan, log_scale)); |
| |
| for (int j = 0; j < count; ++j) { |
| err_count += (ref_qcoeff_ptr[j] != qcoeff_ptr[j]) | |
| (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]); |
| ASSERT_EQ(ref_qcoeff_ptr[j], qcoeff_ptr[j]) |
| << "qcoeff error: i = " << i << " j = " << j << "\n"; |
| EXPECT_EQ(ref_dqcoeff_ptr[j], dqcoeff_ptr[j]) |
| << "dqcoeff error: i = " << i << " j = " << j << "\n"; |
| } |
| EXPECT_EQ(ref_eob, eob) << "eob error: " |
| << "i = " << i << "\n"; |
| err_count += (ref_eob != eob); |
| if (err_count && !err_count_total) { |
| first_failure = i; |
| } |
| err_count_total += err_count; |
| } |
| EXPECT_EQ(0, err_count_total) |
| << "Error: Quantization Test, C output doesn't match SSE2 output. " |
| << "First failed at test case " << first_failure; |
| } |
| |
| void RunEobTest() { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| #if CONFIG_EXTQUANT |
| DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int32_t, zbin_ptr[8]); |
| DECLARE_ALIGNED(16, int32_t, round_ptr[8]); |
| DECLARE_ALIGNED(16, int32_t, quant_ptr[8]); |
| DECLARE_ALIGNED(16, int32_t, quant_shift_ptr[8]); |
| DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int32_t, dequant_ptr[8]); |
| #else |
| DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int16_t, zbin_ptr[8]); |
| DECLARE_ALIGNED(16, int16_t, round_ptr[8]); |
| DECLARE_ALIGNED(16, int16_t, quant_ptr[8]); |
| DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[8]); |
| DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]); |
| DECLARE_ALIGNED(16, int16_t, dequant_ptr[8]); |
| #endif // CONFIG_EXTQUANT |
| uint16_t eob; |
| uint16_t ref_eob; |
| int count = params_.coeffCount; |
| const TX_SIZE txSize = getTxSize(count); |
| int log_scale = (txSize == TX_32X32); |
| QuantizeFpFunc quanFunc = params_.qFunc; |
| QuantizeFpFunc quanFuncRef = params_.qFuncRef; |
| const SCAN_ORDER scanOrder = av1_default_scan_orders[txSize]; |
| |
| for (int i = 0; i < numTests; i++) { |
| ref_eob = eob = -1; |
| for (int j = 0; j < count; j++) { |
| coeff_ptr[j] = 0; |
| } |
| |
| coeff_ptr[rnd(count)] = rnd(coeffRange); |
| coeff_ptr[rnd(count)] = rnd(coeffRange); |
| coeff_ptr[rnd(count)] = rnd(coeffRange); |
| |
| for (int j = 0; j < 2; j++) { |
| #if CONFIG_EXTQUANT |
| zbin_ptr[j] = rnd.Rand31(); |
| quant_shift_ptr[j] = rnd.Rand31(); |
| // int32_t positive |
| dequant_ptr[j] = abs(rnd(dequantRange)); |
| quant_ptr[j] = |
| ((1 << (16 + QUANT_FP_BITS + QUANT_TABLE_BITS)) / dequant_ptr[j]); |
| round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> |
| (7 + QUANT_TABLE_BITS); |
| #else |
| zbin_ptr[j] = rnd.Rand16(); |
| quant_shift_ptr[j] = rnd.Rand16(); |
| // int16_t positive |
| dequant_ptr[j] = abs(rnd(dequantRange)); |
| quant_ptr[j] = (1 << 16) / dequant_ptr[j]; |
| round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> 7; |
| #endif // CONFIG_EXTQUANT |
| } |
| for (int j = 2; j < 8; ++j) { |
| zbin_ptr[j] = zbin_ptr[1]; |
| quant_shift_ptr[j] = quant_shift_ptr[1]; |
| dequant_ptr[j] = dequant_ptr[1]; |
| quant_ptr[j] = quant_ptr[1]; |
| round_ptr[j] = round_ptr[1]; |
| } |
| |
| quanFuncRef(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr, |
| quant_shift_ptr, ref_qcoeff_ptr, ref_dqcoeff_ptr, dequant_ptr, |
| &ref_eob, scanOrder.scan, scanOrder.iscan, log_scale); |
| |
| ASM_REGISTER_STATE_CHECK( |
| quanFunc(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr, |
| quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, &eob, |
| scanOrder.scan, scanOrder.iscan, log_scale)); |
| EXPECT_EQ(ref_eob, eob) << "eob error: " |
| << "i = " << i << "\n"; |
| } |
| } |
| |
| virtual void SetUp() { params_ = GetParam(); } |
| |
| virtual void TearDown() { libaom_test::ClearSystemState(); } |
| |
| virtual ~AV1QuantizeTest() {} |
| |
| private: |
| TX_SIZE getTxSize(int count) { |
| switch (count) { |
| case 16: return TX_4X4; |
| case 64: return TX_8X8; |
| case 256: return TX_16X16; |
| case 1024: return TX_32X32; |
| default: return TX_4X4; |
| } |
| } |
| |
| QuantizeFuncParams params_; |
| }; |
| |
| TEST_P(AV1QuantizeTest, BitExactCheck) { RunQuantizeTest(); } |
| TEST_P(AV1QuantizeTest, EobVerify) { RunEobTest(); } |
| |
| #if HAVE_SSE4_1 |
| const QuantizeFuncParams qfps[] = { |
| #if !CONFIG_EXTQUANT |
| QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c, |
| 16), |
| QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c, |
| 64), |
| QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c, |
| 256), |
| QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c, |
| 1024), |
| #else |
| QuantizeFuncParams(&av1_highbd_quantize_fp_c, &av1_highbd_quantize_fp_c, 16) |
| #endif // !CONFIG_EXTQUANT |
| }; |
| |
| INSTANTIATE_TEST_SUITE_P(SSE4_1, AV1QuantizeTest, ::testing::ValuesIn(qfps)); |
| #endif // HAVE_SSE4_1 |
| |
| #if HAVE_AVX2 |
| const QuantizeFuncParams qfps_avx2[] = { |
| #if !CONFIG_EXTQUANT |
| QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c, |
| 16), |
| QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c, |
| 64), |
| QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c, |
| 256), |
| QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c, |
| 1024), |
| #else |
| QuantizeFuncParams(&av1_highbd_quantize_fp_c, &av1_highbd_quantize_fp_c, 16), |
| #endif // !CONFIG_EXTQUANT |
| }; |
| |
| INSTANTIATE_TEST_SUITE_P(AVX2, AV1QuantizeTest, ::testing::ValuesIn(qfps_avx2)); |
| #endif // HAVE_AVX2 |
| |
| } // namespace |