| /* | |
| * 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 <math.h> | |
| #include <stdlib.h> | |
| #include <string.h> | |
| #include "third_party/googletest/src/include/gtest/gtest.h" | |
| #include "./av1_rtcd.h" | |
| #include "./aom_dsp_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/blockd.h" | |
| #include "av1/common/scan.h" | |
| #include "aom/aom_integer.h" | |
| using libaom_test::ACMRandom; | |
| namespace { | |
| typedef void (*FwdTxfmFunc)(const int16_t *in, tran_low_t *out, int stride); | |
| typedef void (*InvTxfmFunc)(const tran_low_t *in, uint8_t *out, int stride); | |
| typedef std::tr1::tuple<FwdTxfmFunc, InvTxfmFunc, InvTxfmFunc, TX_SIZE, int> | |
| PartialInvTxfmParam; | |
| const int kMaxNumCoeffs = 1024; | |
| class PartialIDctTest : public ::testing::TestWithParam<PartialInvTxfmParam> { | |
| public: | |
| virtual ~PartialIDctTest() {} | |
| virtual void SetUp() { | |
| ftxfm_ = GET_PARAM(0); | |
| full_itxfm_ = GET_PARAM(1); | |
| partial_itxfm_ = GET_PARAM(2); | |
| tx_size_ = GET_PARAM(3); | |
| last_nonzero_ = GET_PARAM(4); | |
| } | |
| virtual void TearDown() { libaom_test::ClearSystemState(); } | |
| protected: | |
| int last_nonzero_; | |
| TX_SIZE tx_size_; | |
| FwdTxfmFunc ftxfm_; | |
| InvTxfmFunc full_itxfm_; | |
| InvTxfmFunc partial_itxfm_; | |
| }; | |
| TEST_P(PartialIDctTest, RunQuantCheck) { | |
| int size; | |
| switch (tx_size_) { | |
| case TX_4X4: size = 4; break; | |
| case TX_8X8: size = 8; break; | |
| case TX_16X16: size = 16; break; | |
| case TX_32X32: size = 32; break; | |
| default: FAIL() << "Wrong Size!"; break; | |
| } | |
| DECLARE_ALIGNED(16, tran_low_t, test_coef_block1[kMaxNumCoeffs]); | |
| DECLARE_ALIGNED(16, tran_low_t, test_coef_block2[kMaxNumCoeffs]); | |
| DECLARE_ALIGNED(16, uint8_t, dst1[kMaxNumCoeffs]); | |
| DECLARE_ALIGNED(16, uint8_t, dst2[kMaxNumCoeffs]); | |
| const int count_test_block = 1000; | |
| const int block_size = size * size; | |
| DECLARE_ALIGNED(16, int16_t, input_extreme_block[kMaxNumCoeffs]); | |
| DECLARE_ALIGNED(16, tran_low_t, output_ref_block[kMaxNumCoeffs]); | |
| int max_error = 0; | |
| for (int m = 0; m < count_test_block; ++m) { | |
| // clear out destination buffer | |
| memset(dst1, 0, sizeof(*dst1) * block_size); | |
| memset(dst2, 0, sizeof(*dst2) * block_size); | |
| memset(test_coef_block1, 0, sizeof(*test_coef_block1) * block_size); | |
| memset(test_coef_block2, 0, sizeof(*test_coef_block2) * block_size); | |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); | |
| for (int n = 0; n < count_test_block; ++n) { | |
| // Initialize a test block with input range [-255, 255]. | |
| if (n == 0) { | |
| for (int j = 0; j < block_size; ++j) input_extreme_block[j] = 255; | |
| } else if (n == 1) { | |
| for (int j = 0; j < block_size; ++j) input_extreme_block[j] = -255; | |
| } else { | |
| for (int j = 0; j < block_size; ++j) { | |
| input_extreme_block[j] = rnd.Rand8() % 2 ? 255 : -255; | |
| } | |
| } | |
| ftxfm_(input_extreme_block, output_ref_block, size); | |
| // quantization with maximum allowed step sizes | |
| test_coef_block1[0] = (output_ref_block[0] / 1336) * 1336; | |
| for (int j = 1; j < last_nonzero_; ++j) | |
| test_coef_block1[av1_default_scan_orders[tx_size_].scan[j]] = | |
| (output_ref_block[j] / 1828) * 1828; | |
| } | |
| ASM_REGISTER_STATE_CHECK(full_itxfm_(test_coef_block1, dst1, size)); | |
| ASM_REGISTER_STATE_CHECK(partial_itxfm_(test_coef_block1, dst2, size)); | |
| for (int j = 0; j < block_size; ++j) { | |
| const int diff = dst1[j] - dst2[j]; | |
| const int error = diff * diff; | |
| if (max_error < error) max_error = error; | |
| } | |
| } | |
| EXPECT_EQ(0, max_error) | |
| << "Error: partial inverse transform produces different results"; | |
| } | |
| TEST_P(PartialIDctTest, ResultsMatch) { | |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); | |
| int size; | |
| switch (tx_size_) { | |
| case TX_4X4: size = 4; break; | |
| case TX_8X8: size = 8; break; | |
| case TX_16X16: size = 16; break; | |
| case TX_32X32: size = 32; break; | |
| default: FAIL() << "Wrong Size!"; break; | |
| } | |
| DECLARE_ALIGNED(16, tran_low_t, test_coef_block1[kMaxNumCoeffs]); | |
| DECLARE_ALIGNED(16, tran_low_t, test_coef_block2[kMaxNumCoeffs]); | |
| DECLARE_ALIGNED(16, uint8_t, dst1[kMaxNumCoeffs]); | |
| DECLARE_ALIGNED(16, uint8_t, dst2[kMaxNumCoeffs]); | |
| const int count_test_block = 1000; | |
| const int max_coeff = 32766 / 4; | |
| const int block_size = size * size; | |
| int max_error = 0; | |
| for (int i = 0; i < count_test_block; ++i) { | |
| // clear out destination buffer | |
| memset(dst1, 0, sizeof(*dst1) * block_size); | |
| memset(dst2, 0, sizeof(*dst2) * block_size); | |
| memset(test_coef_block1, 0, sizeof(*test_coef_block1) * block_size); | |
| memset(test_coef_block2, 0, sizeof(*test_coef_block2) * block_size); | |
| int max_energy_leftover = max_coeff * max_coeff; | |
| for (int j = 0; j < last_nonzero_; ++j) { | |
| int16_t coef = static_cast<int16_t>(sqrt(1.0 * max_energy_leftover) * | |
| (rnd.Rand16() - 32768) / 65536); | |
| max_energy_leftover -= coef * coef; | |
| if (max_energy_leftover < 0) { | |
| max_energy_leftover = 0; | |
| coef = 0; | |
| } | |
| test_coef_block1[av1_default_scan_orders[tx_size_].scan[j]] = coef; | |
| } | |
| memcpy(test_coef_block2, test_coef_block1, | |
| sizeof(*test_coef_block2) * block_size); | |
| ASM_REGISTER_STATE_CHECK(full_itxfm_(test_coef_block1, dst1, size)); | |
| ASM_REGISTER_STATE_CHECK(partial_itxfm_(test_coef_block2, dst2, size)); | |
| for (int j = 0; j < block_size; ++j) { | |
| const int diff = dst1[j] - dst2[j]; | |
| const int error = diff * diff; | |
| if (max_error < error) max_error = error; | |
| } | |
| } | |
| EXPECT_EQ(0, max_error) | |
| << "Error: partial inverse transform produces different results"; | |
| } | |
| using std::tr1::make_tuple; | |
| INSTANTIATE_TEST_CASE_P( | |
| C, PartialIDctTest, | |
| ::testing::Values(make_tuple(&aom_fdct32x32_c, &aom_idct32x32_1024_add_c, | |
| &aom_idct32x32_34_add_c, TX_32X32, 34), | |
| make_tuple(&aom_fdct32x32_c, &aom_idct32x32_1024_add_c, | |
| &aom_idct32x32_1_add_c, TX_32X32, 1), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_10_add_c, TX_16X16, 10), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_1_add_c, TX_16X16, 1), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_12_add_c, TX_8X8, 12), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_1_add_c, TX_8X8, 1), | |
| make_tuple(&aom_fdct4x4_c, &aom_idct4x4_16_add_c, | |
| &aom_idct4x4_1_add_c, TX_4X4, 1))); | |
| #if HAVE_NEON && !CONFIG_AOM_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE | |
| INSTANTIATE_TEST_CASE_P( | |
| NEON, PartialIDctTest, | |
| ::testing::Values(make_tuple(&aom_fdct32x32_c, &aom_idct32x32_1024_add_c, | |
| &aom_idct32x32_1_add_neon, TX_32X32, 1), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_10_add_neon, TX_16X16, 10), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_1_add_neon, TX_16X16, 1), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_12_add_neon, TX_8X8, 12), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_1_add_neon, TX_8X8, 1), | |
| make_tuple(&aom_fdct4x4_c, &aom_idct4x4_16_add_c, | |
| &aom_idct4x4_1_add_neon, TX_4X4, 1))); | |
| #endif // HAVE_NEON && !CONFIG_AOM_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE | |
| #if HAVE_SSE2 && !CONFIG_AOM_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE | |
| INSTANTIATE_TEST_CASE_P( | |
| SSE2, PartialIDctTest, | |
| ::testing::Values(make_tuple(&aom_fdct32x32_c, &aom_idct32x32_1024_add_c, | |
| &aom_idct32x32_34_add_sse2, TX_32X32, 34), | |
| make_tuple(&aom_fdct32x32_c, &aom_idct32x32_1024_add_c, | |
| &aom_idct32x32_1_add_sse2, TX_32X32, 1), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_10_add_sse2, TX_16X16, 10), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_1_add_sse2, TX_16X16, 1), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_12_add_sse2, TX_8X8, 12), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_1_add_sse2, TX_8X8, 1), | |
| make_tuple(&aom_fdct4x4_c, &aom_idct4x4_16_add_c, | |
| &aom_idct4x4_1_add_sse2, TX_4X4, 1))); | |
| #endif | |
| #if HAVE_SSSE3 && ARCH_X86_64 && !CONFIG_AOM_HIGHBITDEPTH && \ | |
| !CONFIG_EMULATE_HARDWARE | |
| INSTANTIATE_TEST_CASE_P( | |
| SSSE3_64, PartialIDctTest, | |
| ::testing::Values(make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_12_add_ssse3, TX_8X8, 12))); | |
| #endif | |
| #if HAVE_MSA && !CONFIG_AOM_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE | |
| INSTANTIATE_TEST_CASE_P( | |
| MSA, PartialIDctTest, | |
| ::testing::Values(make_tuple(&aom_fdct32x32_c, &aom_idct32x32_1024_add_c, | |
| &aom_idct32x32_34_add_msa, TX_32X32, 34), | |
| make_tuple(&aom_fdct32x32_c, &aom_idct32x32_1024_add_c, | |
| &aom_idct32x32_1_add_msa, TX_32X32, 1), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_10_add_msa, TX_16X16, 10), | |
| make_tuple(&aom_fdct16x16_c, &aom_idct16x16_256_add_c, | |
| &aom_idct16x16_1_add_msa, TX_16X16, 1), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_12_add_msa, TX_8X8, 10), | |
| make_tuple(&aom_fdct8x8_c, &aom_idct8x8_64_add_c, | |
| &aom_idct8x8_1_add_msa, TX_8X8, 1), | |
| make_tuple(&aom_fdct4x4_c, &aom_idct4x4_16_add_c, | |
| &aom_idct4x4_1_add_msa, TX_4X4, 1))); | |
| #endif // HAVE_MSA && !CONFIG_AOM_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE | |
| } // namespace |