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Diffstat (limited to 'third_party/aom/test/intrapred_test.cc')
| -rw-r--r-- | third_party/aom/test/intrapred_test.cc | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/third_party/aom/test/intrapred_test.cc b/third_party/aom/test/intrapred_test.cc new file mode 100644 index 000000000..1a1c0fc42 --- /dev/null +++ b/third_party/aom/test/intrapred_test.cc @@ -0,0 +1,266 @@ +/* + * 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 <string> + +#include "third_party/googletest/src/googletest/include/gtest/gtest.h" + +#include "config/aom_config.h" +#include "config/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/common.h" +#include "av1/common/pred_common.h" +#include "aom_mem/aom_mem.h" + +namespace { + +using libaom_test::ACMRandom; + +const int count_test_block = 100000; + +typedef void (*HighbdIntraPred)(uint16_t *dst, ptrdiff_t stride, + const uint16_t *above, const uint16_t *left, + int bps); +typedef void (*IntraPred)(uint8_t *dst, ptrdiff_t stride, const uint8_t *above, + const uint8_t *left); + +} // namespace + +// NOTE: Under gcc version 7.3.0 (Debian 7.3.0-5), if this template is in the +// anonymous namespace, then we get a strange compiler warning in +// the begin() and end() methods of the ParamGenerator template class in +// gtest/internal/gtest-param-util.h: +// warning: ‘<anonymous>’ is used uninitialized in this function +// As a workaround, put this template outside the anonymous namespace. +// See bug aomedia:2003. +template <typename FuncType> +struct IntraPredFunc { + IntraPredFunc(FuncType pred = NULL, FuncType ref = NULL, + int block_width_value = 0, int block_height_value = 0, + int bit_depth_value = 0) + : pred_fn(pred), ref_fn(ref), block_width(block_width_value), + block_height(block_height_value), bit_depth(bit_depth_value) {} + + FuncType pred_fn; + FuncType ref_fn; + int block_width; + int block_height; + int bit_depth; +}; + +namespace { + +template <typename FuncType, typename Pixel> +class AV1IntraPredTest + : public ::testing::TestWithParam<IntraPredFunc<FuncType> > { + public: + void RunTest(Pixel *left_col, Pixel *above_data, Pixel *dst, Pixel *ref_dst) { + ACMRandom rnd(ACMRandom::DeterministicSeed()); + const int block_width = params_.block_width; + const int block_height = params_.block_height; + above_row_ = above_data + 16; + left_col_ = left_col; + dst_ = dst; + ref_dst_ = ref_dst; + int error_count = 0; + for (int i = 0; i < count_test_block; ++i) { + // Fill edges with random data, try first with saturated values. + for (int x = -1; x <= block_width * 2; x++) { + if (i == 0) { + above_row_[x] = mask_; + } else { + above_row_[x] = rnd.Rand16() & mask_; + } + } + for (int y = 0; y < block_height; y++) { + if (i == 0) { + left_col_[y] = mask_; + } else { + left_col_[y] = rnd.Rand16() & mask_; + } + } + Predict(); + CheckPrediction(i, &error_count); + } + ASSERT_EQ(0, error_count); + } + + protected: + virtual void SetUp() { + params_ = this->GetParam(); + stride_ = params_.block_width * 3; + mask_ = (1 << params_.bit_depth) - 1; + } + + virtual void Predict() = 0; + + void CheckPrediction(int test_case_number, int *error_count) const { + // For each pixel ensure that the calculated value is the same as reference. + const int block_width = params_.block_width; + const int block_height = params_.block_height; + for (int y = 0; y < block_height; y++) { + for (int x = 0; x < block_width; x++) { + *error_count += ref_dst_[x + y * stride_] != dst_[x + y * stride_]; + if (*error_count == 1) { + ASSERT_EQ(ref_dst_[x + y * stride_], dst_[x + y * stride_]) + << " Failed on Test Case Number " << test_case_number + << " location: x = " << x << " y = " << y; + } + } + } + } + + Pixel *above_row_; + Pixel *left_col_; + Pixel *dst_; + Pixel *ref_dst_; + ptrdiff_t stride_; + int mask_; + + IntraPredFunc<FuncType> params_; +}; + +class HighbdIntraPredTest : public AV1IntraPredTest<HighbdIntraPred, uint16_t> { + protected: + void Predict() { + const int bit_depth = params_.bit_depth; + params_.ref_fn(ref_dst_, stride_, above_row_, left_col_, bit_depth); + ASM_REGISTER_STATE_CHECK( + params_.pred_fn(dst_, stride_, above_row_, left_col_, bit_depth)); + } +}; + +class LowbdIntraPredTest : public AV1IntraPredTest<IntraPred, uint8_t> { + protected: + void Predict() { + params_.ref_fn(ref_dst_, stride_, above_row_, left_col_); + ASM_REGISTER_STATE_CHECK( + params_.pred_fn(dst_, stride_, above_row_, left_col_)); + } +}; + +// Suppress an unitialized warning. Once there are implementations to test then +// this can be restored. +TEST_P(HighbdIntraPredTest, Bitexact) { + // max block size is 64 + DECLARE_ALIGNED(16, uint16_t, left_col[2 * 64]); + DECLARE_ALIGNED(16, uint16_t, above_data[2 * 64 + 64]); + DECLARE_ALIGNED(16, uint16_t, dst[3 * 64 * 64]); + DECLARE_ALIGNED(16, uint16_t, ref_dst[3 * 64 * 64]); + av1_zero(left_col); + av1_zero(above_data); + RunTest(left_col, above_data, dst, ref_dst); +} + +// Same issue as above but for arm. +#if !HAVE_NEON +TEST_P(LowbdIntraPredTest, Bitexact) { + // max block size is 32 + DECLARE_ALIGNED(16, uint8_t, left_col[2 * 32]); + DECLARE_ALIGNED(16, uint8_t, above_data[2 * 32 + 32]); + DECLARE_ALIGNED(16, uint8_t, dst[3 * 32 * 32]); + DECLARE_ALIGNED(16, uint8_t, ref_dst[3 * 32 * 32]); + av1_zero(left_col); + av1_zero(above_data); + RunTest(left_col, above_data, dst, ref_dst); +} +#endif // !HAVE_NEON + +// ----------------------------------------------------------------------------- +// High Bit Depth Tests +#define highbd_entry(type, width, height, opt, bd) \ + IntraPredFunc<HighbdIntraPred>( \ + &aom_highbd_##type##_predictor_##width##x##height##_##opt, \ + &aom_highbd_##type##_predictor_##width##x##height##_c, width, height, \ + bd) + +#if 0 +#define highbd_intrapred(type, opt, bd) \ + highbd_entry(type, 4, 4, opt, bd), highbd_entry(type, 4, 8, opt, bd), \ + highbd_entry(type, 8, 4, opt, bd), highbd_entry(type, 8, 8, opt, bd), \ + highbd_entry(type, 8, 16, opt, bd), highbd_entry(type, 16, 8, opt, bd), \ + highbd_entry(type, 16, 16, opt, bd), \ + highbd_entry(type, 16, 32, opt, bd), \ + highbd_entry(type, 32, 16, opt, bd), highbd_entry(type, 32, 32, opt, bd) +#endif + + // --------------------------------------------------------------------------- + // Low Bit Depth Tests + +#define lowbd_entry(type, width, height, opt) \ + IntraPredFunc<IntraPred>(&aom_##type##_predictor_##width##x##height##_##opt, \ + &aom_##type##_predictor_##width##x##height##_c, \ + width, height, 8) + +#define lowbd_intrapred(type, opt) \ + lowbd_entry(type, 4, 4, opt), lowbd_entry(type, 4, 8, opt), \ + lowbd_entry(type, 8, 4, opt), lowbd_entry(type, 8, 8, opt), \ + lowbd_entry(type, 8, 16, opt), lowbd_entry(type, 16, 8, opt), \ + lowbd_entry(type, 16, 16, opt), lowbd_entry(type, 16, 32, opt), \ + lowbd_entry(type, 32, 16, opt), lowbd_entry(type, 32, 32, opt) + +#if HAVE_SSE2 +const IntraPredFunc<IntraPred> LowbdIntraPredTestVector[] = { + lowbd_intrapred(dc, sse2), lowbd_intrapred(dc_top, sse2), + lowbd_intrapred(dc_left, sse2), lowbd_intrapred(dc_128, sse2), + lowbd_intrapred(v, sse2), lowbd_intrapred(h, sse2), +}; + +INSTANTIATE_TEST_CASE_P(SSE2, LowbdIntraPredTest, + ::testing::ValuesIn(LowbdIntraPredTestVector)); + +#endif // HAVE_SSE2 + +#if HAVE_SSSE3 +const IntraPredFunc<IntraPred> LowbdIntraPredTestVectorSsse3[] = { + lowbd_intrapred(paeth, ssse3), + lowbd_intrapred(smooth, ssse3), +}; + +INSTANTIATE_TEST_CASE_P(SSSE3, LowbdIntraPredTest, + ::testing::ValuesIn(LowbdIntraPredTestVectorSsse3)); + +#endif // HAVE_SSSE3 + +#if HAVE_AVX2 +const IntraPredFunc<IntraPred> LowbdIntraPredTestVectorAvx2[] = { + lowbd_entry(dc, 32, 32, avx2), lowbd_entry(dc_top, 32, 32, avx2), + lowbd_entry(dc_left, 32, 32, avx2), lowbd_entry(dc_128, 32, 32, avx2), + lowbd_entry(v, 32, 32, avx2), lowbd_entry(h, 32, 32, avx2), + lowbd_entry(dc, 32, 16, avx2), lowbd_entry(dc_top, 32, 16, avx2), + lowbd_entry(dc_left, 32, 16, avx2), lowbd_entry(dc_128, 32, 16, avx2), + lowbd_entry(v, 32, 16, avx2), lowbd_entry(paeth, 16, 8, avx2), + lowbd_entry(paeth, 16, 16, avx2), lowbd_entry(paeth, 16, 32, avx2), + lowbd_entry(paeth, 32, 16, avx2), lowbd_entry(paeth, 32, 32, avx2), +}; + +INSTANTIATE_TEST_CASE_P(AVX2, LowbdIntraPredTest, + ::testing::ValuesIn(LowbdIntraPredTestVectorAvx2)); + +#endif // HAVE_AVX2 + +#if HAVE_NEON +const IntraPredFunc<HighbdIntraPred> HighbdIntraPredTestVectorNeon[] = { + highbd_entry(dc, 4, 4, neon, 8), highbd_entry(dc, 8, 8, neon, 8), + highbd_entry(dc, 16, 16, neon, 8), highbd_entry(dc, 32, 32, neon, 8), + highbd_entry(dc, 64, 64, neon, 8), +}; + +INSTANTIATE_TEST_CASE_P(NEON, HighbdIntraPredTest, + ::testing::ValuesIn(HighbdIntraPredTestVectorNeon)); + +#endif // HAVE_NEON +} // namespace |