| /* |
| * Copyright (c) 2014 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 <tuple> |
| |
| #include "third_party/googletest/src/include/gtest/gtest.h" |
| #include "test/acm_random.h" |
| #include "test/clear_system_state.h" |
| #include "test/register_state_check.h" |
| #include "test/util.h" |
| |
| #include "vpx_scale/yv12config.h" |
| #include "vpx/vpx_integer.h" |
| #include "vp9/common/vp9_reconinter.h" |
| #include "vp9/encoder/vp9_context_tree.h" |
| #include "vp9/encoder/vp9_denoiser.h" |
| |
| using libvpx_test::ACMRandom; |
| |
| namespace { |
| |
| const int kNumPixels = 64 * 64; |
| |
| typedef int (*Vp9DenoiserFilterFunc)(const uint8_t *sig, int sig_stride, |
| const uint8_t *mc_avg, int mc_avg_stride, |
| uint8_t *avg, int avg_stride, |
| int increase_denoising, BLOCK_SIZE bs, |
| int motion_magnitude); |
| typedef std::tuple<Vp9DenoiserFilterFunc, BLOCK_SIZE> VP9DenoiserTestParam; |
| |
| class VP9DenoiserTest |
| : public ::testing::Test, |
| public ::testing::WithParamInterface<VP9DenoiserTestParam> { |
| public: |
| virtual ~VP9DenoiserTest() {} |
| |
| virtual void SetUp() { bs_ = GET_PARAM(1); } |
| |
| virtual void TearDown() { libvpx_test::ClearSystemState(); } |
| |
| protected: |
| BLOCK_SIZE bs_; |
| }; |
| |
| TEST_P(VP9DenoiserTest, BitexactCheck) { |
| ACMRandom rnd(ACMRandom::DeterministicSeed()); |
| const int count_test_block = 4000; |
| |
| // Allocate the space for input and output, |
| // where sig_block is the block to be denoised, |
| // mc_avg_block is the denoised reference block, |
| // avg_block_c is the denoised result from C code, |
| // avg_block_sse2 is the denoised result from SSE2 code. |
| DECLARE_ALIGNED(16, uint8_t, sig_block[kNumPixels]); |
| DECLARE_ALIGNED(16, uint8_t, mc_avg_block[kNumPixels]); |
| DECLARE_ALIGNED(16, uint8_t, avg_block_c[kNumPixels]); |
| DECLARE_ALIGNED(16, uint8_t, avg_block_sse2[kNumPixels]); |
| |
| for (int i = 0; i < count_test_block; ++i) { |
| // Generate random motion magnitude, 20% of which exceed the threshold. |
| const int motion_magnitude_random = |
| rnd.Rand8() % static_cast<int>(MOTION_MAGNITUDE_THRESHOLD * 1.2); |
| |
| // Initialize a test block with random number in range [0, 255]. |
| for (int j = 0; j < kNumPixels; ++j) { |
| int temp = 0; |
| sig_block[j] = rnd.Rand8(); |
| // The pixels in mc_avg_block are generated by adding a random |
| // number in range [-19, 19] to corresponding pixels in sig_block. |
| temp = |
| sig_block[j] + ((rnd.Rand8() % 2 == 0) ? -1 : 1) * (rnd.Rand8() % 20); |
| // Clip. |
| mc_avg_block[j] = (temp < 0) ? 0 : ((temp > 255) ? 255 : temp); |
| } |
| |
| ASM_REGISTER_STATE_CHECK(vp9_denoiser_filter_c(sig_block, 64, mc_avg_block, |
| 64, avg_block_c, 64, 0, bs_, |
| motion_magnitude_random)); |
| |
| ASM_REGISTER_STATE_CHECK(GET_PARAM(0)(sig_block, 64, mc_avg_block, 64, |
| avg_block_sse2, 64, 0, bs_, |
| motion_magnitude_random)); |
| |
| // Test bitexactness. |
| for (int h = 0; h < (4 << b_height_log2_lookup[bs_]); ++h) { |
| for (int w = 0; w < (4 << b_width_log2_lookup[bs_]); ++w) { |
| EXPECT_EQ(avg_block_c[h * 64 + w], avg_block_sse2[h * 64 + w]); |
| } |
| } |
| } |
| } |
| |
| using std::make_tuple; |
| |
| // Test for all block size. |
| #if HAVE_SSE2 |
| INSTANTIATE_TEST_SUITE_P( |
| SSE2, VP9DenoiserTest, |
| ::testing::Values(make_tuple(&vp9_denoiser_filter_sse2, BLOCK_8X8), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_8X16), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_16X8), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_16X16), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_16X32), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_32X16), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_32X32), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_32X64), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_64X32), |
| make_tuple(&vp9_denoiser_filter_sse2, BLOCK_64X64))); |
| #endif // HAVE_SSE2 |
| |
| #if HAVE_NEON |
| INSTANTIATE_TEST_SUITE_P( |
| NEON, VP9DenoiserTest, |
| ::testing::Values(make_tuple(&vp9_denoiser_filter_neon, BLOCK_8X8), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_8X16), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_16X8), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_16X16), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_16X32), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_32X16), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_32X32), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_32X64), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_64X32), |
| make_tuple(&vp9_denoiser_filter_neon, BLOCK_64X64))); |
| #endif |
| } // namespace |