| /* |
| * Copyright (c) 2013 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include <math.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "third_party/googletest/src/include/gtest/gtest.h" |
| |
| #include "./vp9_rtcd.h" |
| #include "./vpx_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 "vp9/common/vp9_blockd.h" |
| #include "vp9/common/vp9_scan.h" |
| #include "vpx/vpx_integer.h" |
| |
| using libvpx_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; |
| |
| // https://bugs.chromium.org/p/webm/issues/detail?id=1332 |
| // The functions specified do not pass with INT16_MIN/MAX. They fail at the |
| // value specified, but pass when 1 is added/subtracted. |
| int16_t MaxSupportedCoeff(InvTxfmFunc a) { |
| #if HAVE_SSSE3 && ARCH_X86_64 && !CONFIG_VP9_HIGHBITDEPTH && \ |
| !CONFIG_EMULATE_HARDWARE |
| if (a == vpx_idct8x8_64_add_ssse3 || a == vpx_idct8x8_12_add_ssse3) { |
| return 23625 - 1; |
| } |
| #else |
| (void)a; |
| #endif |
| return INT16_MAX; |
| } |
| |
| int16_t MinSupportedCoeff(InvTxfmFunc a) { |
| #if HAVE_SSSE3 && ARCH_X86_64 && !CONFIG_VP9_HIGHBITDEPTH && \ |
| !CONFIG_EMULATE_HARDWARE |
| if (a == vpx_idct8x8_64_add_ssse3 || a == vpx_idct8x8_12_add_ssse3) { |
| return -23625 + 1; |
| } |
| #else |
| (void)a; |
| #endif |
| return INT16_MIN; |
| } |
| |
| 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); |
| |
| 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; |
| } |
| block_size_ = size_ * size_; |
| |
| input_block_ = reinterpret_cast<tran_low_t *>( |
| vpx_memalign(16, sizeof(*input_block_) * block_size_)); |
| output_block_ = reinterpret_cast<uint8_t *>( |
| vpx_memalign(16, sizeof(*output_block_) * block_size_)); |
| output_block_ref_ = reinterpret_cast<uint8_t *>( |
| vpx_memalign(16, sizeof(*output_block_ref_) * block_size_)); |
| } |
| |
| virtual void TearDown() { |
| vpx_free(input_block_); |
| input_block_ = NULL; |
| vpx_free(output_block_); |
| output_block_ = NULL; |
| vpx_free(output_block_ref_); |
| output_block_ref_ = NULL; |
| libvpx_test::ClearSystemState(); |
| } |
| |
| protected: |
| int last_nonzero_; |
| TX_SIZE tx_size_; |
| tran_low_t *input_block_; |
| uint8_t *output_block_; |
| uint8_t *output_block_ref_; |
| int size_; |
| int block_size_; |
| FwdTxfmFunc ftxfm_; |
| InvTxfmFunc full_itxfm_; |
| InvTxfmFunc partial_itxfm_; |
| }; |
| |
| TEST_P(PartialIDctTest, RunQuantCheck) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| |
| const int count_test_block = 1000; |
| |
| DECLARE_ALIGNED(16, int16_t, input_extreme_block[kMaxNumCoeffs]); |
| DECLARE_ALIGNED(16, tran_low_t, output_ref_block[kMaxNumCoeffs]); |
| |
| for (int i = 0; i < count_test_block; ++i) { |
| // clear out destination buffer |
| memset(input_block_, 0, sizeof(*input_block_) * block_size_); |
| memset(output_block_, 0, sizeof(*output_block_) * block_size_); |
| memset(output_block_ref_, 0, sizeof(*output_block_ref_) * block_size_); |
| |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| |
| for (int i = 0; i < count_test_block; ++i) { |
| // Initialize a test block with input range [-255, 255]. |
| if (i == 0) { |
| for (int j = 0; j < block_size_; ++j) input_extreme_block[j] = 255; |
| } else if (i == 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 |
| input_block_[0] = (output_ref_block[0] / 1336) * 1336; |
| for (int j = 1; j < last_nonzero_; ++j) { |
| input_block_[vp9_default_scan_orders[tx_size_].scan[j]] = |
| (output_ref_block[j] / 1828) * 1828; |
| } |
| } |
| |
| ASM_REGISTER_STATE_CHECK( |
| full_itxfm_(input_block_, output_block_ref_, size_)); |
| ASM_REGISTER_STATE_CHECK( |
| partial_itxfm_(input_block_, output_block_, size_)); |
| |
| ASSERT_EQ(0, memcmp(output_block_ref_, output_block_, |
| sizeof(*output_block_) * block_size_)) |
| << "Error: partial inverse transform produces different results"; |
| } |
| } |
| |
| TEST_P(PartialIDctTest, ResultsMatch) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| const int count_test_block = 1000; |
| const int max_coeff = 32766 / 4; |
| for (int i = 0; i < count_test_block; ++i) { |
| // clear out destination buffer |
| memset(input_block_, 0, sizeof(*input_block_) * block_size_); |
| memset(output_block_, 0, sizeof(*output_block_) * block_size_); |
| memset(output_block_ref_, 0, sizeof(*output_block_ref_) * block_size_); |
| int max_energy_leftover = max_coeff * max_coeff; |
| for (int j = 0; j < last_nonzero_; ++j) { |
| int16_t coeff = static_cast<int16_t>(sqrt(1.0 * max_energy_leftover) * |
| (rnd.Rand16() - 32768) / 65536); |
| max_energy_leftover -= coeff * coeff; |
| if (max_energy_leftover < 0) { |
| max_energy_leftover = 0; |
| coeff = 0; |
| } |
| input_block_[vp9_default_scan_orders[tx_size_].scan[j]] = coeff; |
| } |
| |
| ASM_REGISTER_STATE_CHECK( |
| full_itxfm_(input_block_, output_block_ref_, size_)); |
| ASM_REGISTER_STATE_CHECK( |
| partial_itxfm_(input_block_, output_block_, size_)); |
| |
| ASSERT_EQ(0, memcmp(output_block_ref_, output_block_, |
| sizeof(*output_block_) * block_size_)) |
| << "Error: partial inverse transform produces different results"; |
| } |
| } |
| |
| TEST_P(PartialIDctTest, AddOutputBlock) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| const int count_test_block = 10; |
| for (int i = 0; i < count_test_block; ++i) { |
| memset(input_block_, 0, sizeof(*input_block_) * block_size_); |
| for (int j = 0; j < last_nonzero_; ++j) { |
| input_block_[vp9_default_scan_orders[tx_size_].scan[j]] = 10; |
| } |
| |
| for (int j = 0; j < block_size_; ++j) { |
| output_block_[j] = output_block_ref_[j] = rnd.Rand8(); |
| } |
| |
| ASM_REGISTER_STATE_CHECK( |
| full_itxfm_(input_block_, output_block_ref_, size_)); |
| ASM_REGISTER_STATE_CHECK( |
| partial_itxfm_(input_block_, output_block_, size_)); |
| |
| ASSERT_EQ(0, memcmp(output_block_ref_, output_block_, |
| sizeof(*output_block_) * block_size_)) |
| << "Error: Transform results are not correctly added to output."; |
| } |
| } |
| |
| TEST_P(PartialIDctTest, SingleLargeCoeff) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| const int16_t max_coeff = MaxSupportedCoeff(partial_itxfm_); |
| const int16_t min_coeff = MinSupportedCoeff(partial_itxfm_); |
| for (int i = 0; i < last_nonzero_; ++i) { |
| memset(input_block_, 0, sizeof(*input_block_) * block_size_); |
| // Run once for min and once for max. |
| for (int j = 0; j < 2; ++j) { |
| const int coeff = j ? min_coeff : max_coeff; |
| |
| memset(output_block_, 0, sizeof(*output_block_) * block_size_); |
| memset(output_block_ref_, 0, sizeof(*output_block_ref_) * block_size_); |
| input_block_[vp9_default_scan_orders[tx_size_].scan[i]] = coeff; |
| |
| ASM_REGISTER_STATE_CHECK( |
| full_itxfm_(input_block_, output_block_ref_, size_)); |
| ASM_REGISTER_STATE_CHECK( |
| partial_itxfm_(input_block_, output_block_, size_)); |
| |
| ASSERT_EQ(0, memcmp(output_block_ref_, output_block_, |
| sizeof(*output_block_) * block_size_)) |
| << "Error: Fails with single coeff of " << coeff << " at " << i |
| << "."; |
| } |
| } |
| } |
| using std::tr1::make_tuple; |
| |
| INSTANTIATE_TEST_CASE_P( |
| C, PartialIDctTest, |
| ::testing::Values(make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_c, TX_32X32, 1024), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_135_add_c, TX_32X32, 135), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_34_add_c, TX_32X32, 34), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1_add_c, TX_32X32, 1), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_256_add_c, TX_16X16, 256), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_10_add_c, TX_16X16, 10), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_1_add_c, TX_16X16, 1), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_64_add_c, TX_8X8, 64), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_12_add_c, TX_8X8, 12), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_1_add_c, TX_8X8, 1), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_16_add_c, TX_4X4, 16), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_1_add_c, TX_4X4, 1))); |
| |
| #if HAVE_NEON && !CONFIG_EMULATE_HARDWARE |
| #if CONFIG_VP9_HIGHBITDEPTH |
| INSTANTIATE_TEST_CASE_P( |
| NEON, PartialIDctTest, |
| ::testing::Values(make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1_add_neon, TX_32X32, 1), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_1_add_neon, TX_16X16, 1), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_1_add_neon, TX_8X8, 1), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_1_add_neon, TX_4X4, 1))); |
| #else // !CONFIG_VP9_HIGHBITDEPTH |
| // 32x32_135_ is implemented using the 1024 version. |
| INSTANTIATE_TEST_CASE_P( |
| NEON, PartialIDctTest, |
| ::testing::Values(make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_neon, TX_32X32, 1024), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_neon, TX_32X32, 135), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_34_add_neon, TX_32X32, 34), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1_add_neon, TX_32X32, 1), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_256_add_neon, TX_16X16, 256), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_10_add_neon, TX_16X16, 10), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_1_add_neon, TX_16X16, 1), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_64_add_neon, TX_8X8, 64), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_12_add_neon, TX_8X8, 12), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_1_add_neon, TX_8X8, 1), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_16_add_neon, TX_4X4, 16), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_1_add_neon, TX_4X4, 1))); |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| #endif // HAVE_NEON && !CONFIG_EMULATE_HARDWARE |
| |
| #if HAVE_SSE2 && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE |
| // 32x32_135_ is implemented using the 1024 version. |
| INSTANTIATE_TEST_CASE_P( |
| SSE2, PartialIDctTest, |
| ::testing::Values(make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_sse2, TX_32X32, 1024), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_sse2, TX_32X32, 135), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_34_add_sse2, TX_32X32, 34), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1_add_sse2, TX_32X32, 1), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_256_add_sse2, TX_16X16, 256), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_10_add_sse2, TX_16X16, 10), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_1_add_sse2, TX_16X16, 1), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_64_add_sse2, TX_8X8, 64), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_12_add_sse2, TX_8X8, 12), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_1_add_sse2, TX_8X8, 1), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_16_add_sse2, TX_4X4, 16), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_1_add_sse2, TX_4X4, 1))); |
| #endif // HAVE_SSE2 && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE |
| |
| #if HAVE_SSSE3 && ARCH_X86_64 && !CONFIG_VP9_HIGHBITDEPTH && \ |
| !CONFIG_EMULATE_HARDWARE |
| INSTANTIATE_TEST_CASE_P( |
| SSSE3_64, PartialIDctTest, |
| ::testing::Values(make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_ssse3, TX_32X32, 1024), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_135_add_ssse3, TX_32X32, 135), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_34_add_ssse3, TX_32X32, 34), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_64_add_ssse3, TX_8X8, 64), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_12_add_ssse3, TX_8X8, 12))); |
| #endif // HAVE_SSSE3 && ARCH_X86_64 && !CONFIG_VP9_HIGHBITDEPTH && |
| // !CONFIG_EMULATE_HARDWARE |
| |
| #if HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE |
| // 32x32_135_ is implemented using the 1024 version. |
| INSTANTIATE_TEST_CASE_P( |
| MSA, PartialIDctTest, |
| ::testing::Values(make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_msa, TX_32X32, 1024), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1024_add_msa, TX_32X32, 135), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_34_add_msa, TX_32X32, 34), |
| make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, |
| &vpx_idct32x32_1_add_msa, TX_32X32, 1), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_256_add_msa, TX_16X16, 256), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_10_add_msa, TX_16X16, 10), |
| make_tuple(&vpx_fdct16x16_c, &vpx_idct16x16_256_add_c, |
| &vpx_idct16x16_1_add_msa, TX_16X16, 1), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_64_add_msa, TX_8X8, 64), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_12_add_msa, TX_8X8, 10), |
| make_tuple(&vpx_fdct8x8_c, &vpx_idct8x8_64_add_c, |
| &vpx_idct8x8_1_add_msa, TX_8X8, 1), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_16_add_msa, TX_4X4, 16), |
| make_tuple(&vpx_fdct4x4_c, &vpx_idct4x4_16_add_c, |
| &vpx_idct4x4_1_add_msa, TX_4X4, 1))); |
| #endif // HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE |
| |
| } // namespace |
