| /* |
| * 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 <cmath> |
| #include <cstdlib> |
| #include <string> |
| #include <tuple> |
| |
| #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 "test/util.h" |
| #include "av1/common/entropy.h" |
| #include "aom/aom_codec.h" |
| #include "aom/aom_integer.h" |
| |
| using libaom_test::ACMRandom; |
| |
| namespace { |
| const int kNumIterations = 1000; |
| |
| typedef int64_t (*ErrorBlockFunc)(const tran_low_t *coeff, |
| const tran_low_t *dqcoeff, |
| intptr_t block_size, int64_t *ssz, int bps); |
| |
| typedef int64_t (*ErrorBlockFunc8Bits)(const tran_low_t *coeff, |
| const tran_low_t *dqcoeff, |
| intptr_t block_size, int64_t *ssz); |
| |
| typedef std::tuple<ErrorBlockFunc, ErrorBlockFunc, aom_bit_depth_t> |
| ErrorBlockParam; |
| |
| template <ErrorBlockFunc8Bits fn> |
| int64_t BlockError8BitWrapper(const tran_low_t *coeff, |
| const tran_low_t *dqcoeff, intptr_t block_size, |
| int64_t *ssz, int bps) { |
| EXPECT_EQ(bps, 8); |
| return fn(coeff, dqcoeff, block_size, ssz); |
| } |
| |
| class ErrorBlockTest : public ::testing::TestWithParam<ErrorBlockParam> { |
| public: |
| virtual ~ErrorBlockTest() {} |
| virtual void SetUp() { |
| error_block_op_ = GET_PARAM(0); |
| ref_error_block_op_ = GET_PARAM(1); |
| bit_depth_ = GET_PARAM(2); |
| } |
| |
| virtual void TearDown() { libaom_test::ClearSystemState(); } |
| |
| protected: |
| aom_bit_depth_t bit_depth_; |
| ErrorBlockFunc error_block_op_; |
| ErrorBlockFunc ref_error_block_op_; |
| }; |
| |
| TEST_P(ErrorBlockTest, OperationCheck) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| DECLARE_ALIGNED(16, tran_low_t, coeff[4096]); |
| DECLARE_ALIGNED(16, tran_low_t, dqcoeff[4096]); |
| int err_count_total = 0; |
| int first_failure = -1; |
| intptr_t block_size; |
| int64_t ssz; |
| int64_t ret; |
| int64_t ref_ssz; |
| int64_t ref_ret; |
| const int msb = bit_depth_ + 8 - 1; |
| for (int i = 0; i < kNumIterations; ++i) { |
| int err_count = 0; |
| block_size = 16 << (i % 9); // All block sizes from 4x4, 8x4 ..64x64 |
| for (int j = 0; j < block_size; j++) { |
| // coeff and dqcoeff will always have at least the same sign, and this |
| // can be used for optimization, so generate test input precisely. |
| if (rnd(2)) { |
| // Positive number |
| coeff[j] = rnd(1 << msb); |
| dqcoeff[j] = rnd(1 << msb); |
| } else { |
| // Negative number |
| coeff[j] = -rnd(1 << msb); |
| dqcoeff[j] = -rnd(1 << msb); |
| } |
| } |
| ref_ret = |
| ref_error_block_op_(coeff, dqcoeff, block_size, &ref_ssz, bit_depth_); |
| ASM_REGISTER_STATE_CHECK( |
| ret = error_block_op_(coeff, dqcoeff, block_size, &ssz, bit_depth_)); |
| err_count += (ref_ret != ret) | (ref_ssz != ssz); |
| if (err_count && !err_count_total) { |
| first_failure = i; |
| } |
| err_count_total += err_count; |
| } |
| EXPECT_EQ(0, err_count_total) |
| << "Error: Error Block Test, C output doesn't match optimized output. " |
| << "First failed at test case " << first_failure; |
| } |
| |
| TEST_P(ErrorBlockTest, ExtremeValues) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| DECLARE_ALIGNED(16, tran_low_t, coeff[4096]); |
| DECLARE_ALIGNED(16, tran_low_t, dqcoeff[4096]); |
| int err_count_total = 0; |
| int first_failure = -1; |
| intptr_t block_size; |
| int64_t ssz; |
| int64_t ret; |
| int64_t ref_ssz; |
| int64_t ref_ret; |
| const int msb = bit_depth_ + 8 - 1; |
| int max_val = ((1 << msb) - 1); |
| for (int i = 0; i < kNumIterations; ++i) { |
| int err_count = 0; |
| int k = (i / 9) % 9; |
| |
| // Change the maximum coeff value, to test different bit boundaries |
| if (k == 8 && (i % 9) == 0) { |
| max_val >>= 1; |
| } |
| block_size = 16 << (i % 9); // All block sizes from 4x4, 8x4 ..64x64 |
| for (int j = 0; j < block_size; j++) { |
| if (k < 4) { |
| // Test at positive maximum values |
| coeff[j] = k % 2 ? max_val : 0; |
| dqcoeff[j] = (k >> 1) % 2 ? max_val : 0; |
| } else if (k < 8) { |
| // Test at negative maximum values |
| coeff[j] = k % 2 ? -max_val : 0; |
| dqcoeff[j] = (k >> 1) % 2 ? -max_val : 0; |
| } else { |
| if (rnd(2)) { |
| // Positive number |
| coeff[j] = rnd(1 << 14); |
| dqcoeff[j] = rnd(1 << 14); |
| } else { |
| // Negative number |
| coeff[j] = -rnd(1 << 14); |
| dqcoeff[j] = -rnd(1 << 14); |
| } |
| } |
| } |
| ref_ret = |
| ref_error_block_op_(coeff, dqcoeff, block_size, &ref_ssz, bit_depth_); |
| ASM_REGISTER_STATE_CHECK( |
| ret = error_block_op_(coeff, dqcoeff, block_size, &ssz, bit_depth_)); |
| err_count += (ref_ret != ret) | (ref_ssz != ssz); |
| if (err_count && !err_count_total) { |
| first_failure = i; |
| } |
| err_count_total += err_count; |
| } |
| EXPECT_EQ(0, err_count_total) |
| << "Error: Error Block Test, C output doesn't match optimized output. " |
| << "First failed at test case " << first_failure; |
| } |
| |
| TEST_P(ErrorBlockTest, DISABLED_Speed) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| DECLARE_ALIGNED(16, tran_low_t, coeff[4096]); |
| DECLARE_ALIGNED(16, tran_low_t, dqcoeff[4096]); |
| intptr_t block_size; |
| int64_t ssz; |
| int num_iters = 100000; |
| int64_t ref_ssz; |
| int k; |
| const int msb = bit_depth_ + 8 - 1; |
| for (int i = 0; i < 9; ++i) { |
| block_size = 16 << (i % 9); // All block sizes from 4x4, 8x4 ..64x64 |
| for (k = 0; k < 9; k++) { |
| for (int j = 0; j < block_size; j++) { |
| if (k < 5) { |
| if (rnd(2)) { |
| // Positive number |
| coeff[j] = rnd(1 << msb); |
| dqcoeff[j] = rnd(1 << msb); |
| } else { |
| // Negative number |
| coeff[j] = -rnd(1 << msb); |
| dqcoeff[j] = -rnd(1 << msb); |
| } |
| } else { |
| if (rnd(2)) { |
| // Positive number |
| coeff[j] = rnd(1 << 14); |
| dqcoeff[j] = rnd(1 << 14); |
| } else { |
| // Negative number |
| coeff[j] = -rnd(1 << 14); |
| dqcoeff[j] = -rnd(1 << 14); |
| } |
| } |
| } |
| aom_usec_timer ref_timer, test_timer; |
| |
| aom_usec_timer_start(&ref_timer); |
| for (int i = 0; i < num_iters; ++i) { |
| ref_error_block_op_(coeff, dqcoeff, block_size, &ref_ssz, bit_depth_); |
| } |
| aom_usec_timer_mark(&ref_timer); |
| const int elapsed_time_c = |
| static_cast<int>(aom_usec_timer_elapsed(&ref_timer)); |
| |
| aom_usec_timer_start(&test_timer); |
| for (int i = 0; i < num_iters; ++i) { |
| error_block_op_(coeff, dqcoeff, block_size, &ssz, bit_depth_); |
| } |
| aom_usec_timer_mark(&test_timer); |
| |
| const int elapsed_time_simd = |
| static_cast<int>(aom_usec_timer_elapsed(&test_timer)); |
| |
| printf( |
| " c_time=%d \t simd_time=%d \t " |
| "gain=%d \n", |
| elapsed_time_c, elapsed_time_simd, |
| (elapsed_time_c / elapsed_time_simd)); |
| } |
| } |
| } |
| |
| using std::make_tuple; |
| |
| #if (HAVE_SSE2) |
| const ErrorBlockParam kErrorBlockTestParamsSse2[] = { |
| #if CONFIG_AV1_HIGHBITDEPTH |
| make_tuple(&av1_highbd_block_error_sse2, &av1_highbd_block_error_c, |
| AOM_BITS_10), |
| make_tuple(&av1_highbd_block_error_sse2, &av1_highbd_block_error_c, |
| AOM_BITS_12), |
| make_tuple(&av1_highbd_block_error_sse2, &av1_highbd_block_error_c, |
| AOM_BITS_8), |
| #endif |
| make_tuple(&BlockError8BitWrapper<av1_block_error_sse2>, |
| &BlockError8BitWrapper<av1_block_error_c>, AOM_BITS_8) |
| }; |
| |
| INSTANTIATE_TEST_CASE_P(SSE2, ErrorBlockTest, |
| ::testing::ValuesIn(kErrorBlockTestParamsSse2)); |
| #endif // HAVE_SSE2 |
| |
| #if (HAVE_AVX2) |
| const ErrorBlockParam kErrorBlockTestParamsAvx2[] = { |
| #if CONFIG_AV1_HIGHBITDEPTH |
| make_tuple(&av1_highbd_block_error_avx2, &av1_highbd_block_error_c, |
| AOM_BITS_10), |
| make_tuple(&av1_highbd_block_error_avx2, &av1_highbd_block_error_c, |
| AOM_BITS_12), |
| make_tuple(&av1_highbd_block_error_avx2, &av1_highbd_block_error_c, |
| AOM_BITS_8), |
| #endif |
| make_tuple(&BlockError8BitWrapper<av1_block_error_avx2>, |
| &BlockError8BitWrapper<av1_block_error_c>, AOM_BITS_8) |
| }; |
| |
| INSTANTIATE_TEST_CASE_P(AVX2, ErrorBlockTest, |
| ::testing::ValuesIn(kErrorBlockTestParamsAvx2)); |
| #endif // HAVE_AVX2 |
| |
| #if (HAVE_MSA) |
| INSTANTIATE_TEST_CASE_P( |
| MSA, ErrorBlockTest, |
| ::testing::Values(make_tuple(&BlockError8BitWrapper<av1_block_error_msa>, |
| &BlockError8BitWrapper<av1_block_error_c>, |
| AOM_BITS_8))); |
| #endif // HAVE_MSA |
| |
| #if (HAVE_NEON) |
| INSTANTIATE_TEST_CASE_P( |
| NEON, ErrorBlockTest, |
| ::testing::Values(make_tuple(&BlockError8BitWrapper<av1_block_error_neon>, |
| &BlockError8BitWrapper<av1_block_error_c>, |
| AOM_BITS_8))); |
| #endif // HAVE_NEON |
| } // namespace |