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Diffstat (limited to 'media/libvpx/libvpx/test/vp9_scale_test.cc')
| -rw-r--r-- | media/libvpx/libvpx/test/vp9_scale_test.cc | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/test/vp9_scale_test.cc b/media/libvpx/libvpx/test/vp9_scale_test.cc new file mode 100644 index 0000000000..049a10a617 --- /dev/null +++ b/media/libvpx/libvpx/test/vp9_scale_test.cc @@ -0,0 +1,215 @@ +/* + * Copyright (c) 2017 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 <assert.h> +#include <stdio.h> +#include <string.h> + +#include "third_party/googletest/src/include/gtest/gtest.h" + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "./vpx_scale_rtcd.h" +#include "test/clear_system_state.h" +#include "test/register_state_check.h" +#include "test/vpx_scale_test.h" +#include "vpx_mem/vpx_mem.h" +#include "vpx_ports/vpx_timer.h" +#include "vpx_scale/yv12config.h" + +namespace libvpx_test { + +typedef void (*ScaleFrameFunc)(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst, + INTERP_FILTER filter_type, int phase_scaler); + +class ScaleTest : public VpxScaleBase, + public ::testing::TestWithParam<ScaleFrameFunc> { + public: + ~ScaleTest() override = default; + + protected: + void SetUp() override { scale_fn_ = GetParam(); } + + void ReferenceScaleFrame(INTERP_FILTER filter_type, int phase_scaler) { + vp9_scale_and_extend_frame_c(&img_, &ref_img_, filter_type, phase_scaler); + } + + void ScaleFrame(INTERP_FILTER filter_type, int phase_scaler) { + ASM_REGISTER_STATE_CHECK( + scale_fn_(&img_, &dst_img_, filter_type, phase_scaler)); + } + + void RunTest(INTERP_FILTER filter_type) { + static const int kNumSizesToTest = 20; + static const int kNumScaleFactorsToTest = 4; + static const int kSizesToTest[] = { + 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, + 22, 24, 26, 28, 30, 32, 34, 68, 128, 134 + }; + static const int kScaleFactors[] = { 1, 2, 3, 4 }; + for (int phase_scaler = 0; phase_scaler < 16; ++phase_scaler) { + for (int h = 0; h < kNumSizesToTest; ++h) { + const int src_height = kSizesToTest[h]; + for (int w = 0; w < kNumSizesToTest; ++w) { + const int src_width = kSizesToTest[w]; + for (int sf_up_idx = 0; sf_up_idx < kNumScaleFactorsToTest; + ++sf_up_idx) { + const int sf_up = kScaleFactors[sf_up_idx]; + for (int sf_down_idx = 0; sf_down_idx < kNumScaleFactorsToTest; + ++sf_down_idx) { + const int sf_down = kScaleFactors[sf_down_idx]; + const int dst_width = src_width * sf_up / sf_down; + const int dst_height = src_height * sf_up / sf_down; + if (sf_up == sf_down && sf_up != 1) { + continue; + } + // I420 frame width and height must be even. + if (!dst_width || !dst_height || dst_width & 1 || + dst_height & 1) { + continue; + } + // vpx_convolve8_c() has restriction on the step which cannot + // exceed 64 (ratio 1 to 4). + if (src_width > 4 * dst_width || src_height > 4 * dst_height) { + continue; + } + ASSERT_NO_FATAL_FAILURE(ResetScaleImages(src_width, src_height, + dst_width, dst_height)); + ReferenceScaleFrame(filter_type, phase_scaler); + ScaleFrame(filter_type, phase_scaler); + if (memcmp(dst_img_.buffer_alloc, ref_img_.buffer_alloc, + ref_img_.frame_size)) { + printf( + "filter_type = %d, phase_scaler = %d, src_width = %4d, " + "src_height = %4d, dst_width = %4d, dst_height = %4d, " + "scale factor = %d:%d\n", + filter_type, phase_scaler, src_width, src_height, dst_width, + dst_height, sf_down, sf_up); + PrintDiff(); + } + CompareImages(dst_img_); + DeallocScaleImages(); + } + } + } + } + } + } + + void PrintDiffComponent(const uint8_t *const ref, const uint8_t *const opt, + const int stride, const int width, const int height, + const int plane_idx) const { + for (int y = 0; y < height; y++) { + for (int x = 0; x < width; x++) { + if (ref[y * stride + x] != opt[y * stride + x]) { + printf("Plane %d pixel[%d][%d] diff:%6d (ref),%6d (opt)\n", plane_idx, + y, x, ref[y * stride + x], opt[y * stride + x]); + break; + } + } + } + } + + void PrintDiff() const { + assert(ref_img_.y_stride == dst_img_.y_stride); + assert(ref_img_.y_width == dst_img_.y_width); + assert(ref_img_.y_height == dst_img_.y_height); + assert(ref_img_.uv_stride == dst_img_.uv_stride); + assert(ref_img_.uv_width == dst_img_.uv_width); + assert(ref_img_.uv_height == dst_img_.uv_height); + + if (memcmp(dst_img_.buffer_alloc, ref_img_.buffer_alloc, + ref_img_.frame_size)) { + PrintDiffComponent(ref_img_.y_buffer, dst_img_.y_buffer, + ref_img_.y_stride, ref_img_.y_width, ref_img_.y_height, + 0); + PrintDiffComponent(ref_img_.u_buffer, dst_img_.u_buffer, + ref_img_.uv_stride, ref_img_.uv_width, + ref_img_.uv_height, 1); + PrintDiffComponent(ref_img_.v_buffer, dst_img_.v_buffer, + ref_img_.uv_stride, ref_img_.uv_width, + ref_img_.uv_height, 2); + } + } + + ScaleFrameFunc scale_fn_; +}; + +TEST_P(ScaleTest, ScaleFrame_EightTap) { RunTest(EIGHTTAP); } +TEST_P(ScaleTest, ScaleFrame_EightTapSmooth) { RunTest(EIGHTTAP_SMOOTH); } +TEST_P(ScaleTest, ScaleFrame_EightTapSharp) { RunTest(EIGHTTAP_SHARP); } +TEST_P(ScaleTest, ScaleFrame_Bilinear) { RunTest(BILINEAR); } + +TEST_P(ScaleTest, DISABLED_Speed) { + static const int kCountSpeedTestBlock = 100; + static const int kNumScaleFactorsToTest = 4; + static const int kScaleFactors[] = { 1, 2, 3, 4 }; + const int src_width = 1280; + const int src_height = 720; + for (INTERP_FILTER filter_type = 2; filter_type < 4; ++filter_type) { + for (int phase_scaler = 0; phase_scaler < 2; ++phase_scaler) { + for (int sf_up_idx = 0; sf_up_idx < kNumScaleFactorsToTest; ++sf_up_idx) { + const int sf_up = kScaleFactors[sf_up_idx]; + for (int sf_down_idx = 0; sf_down_idx < kNumScaleFactorsToTest; + ++sf_down_idx) { + const int sf_down = kScaleFactors[sf_down_idx]; + const int dst_width = src_width * sf_up / sf_down; + const int dst_height = src_height * sf_up / sf_down; + if (sf_up == sf_down && sf_up != 1) { + continue; + } + // I420 frame width and height must be even. + if (dst_width & 1 || dst_height & 1) { + continue; + } + ASSERT_NO_FATAL_FAILURE( + ResetScaleImages(src_width, src_height, dst_width, dst_height)); + ASM_REGISTER_STATE_CHECK( + ReferenceScaleFrame(filter_type, phase_scaler)); + + vpx_usec_timer timer; + vpx_usec_timer_start(&timer); + for (int i = 0; i < kCountSpeedTestBlock; ++i) { + ScaleFrame(filter_type, phase_scaler); + } + libvpx_test::ClearSystemState(); + vpx_usec_timer_mark(&timer); + const int elapsed_time = + static_cast<int>(vpx_usec_timer_elapsed(&timer) / 1000); + CompareImages(dst_img_); + DeallocScaleImages(); + + printf( + "filter_type = %d, phase_scaler = %d, src_width = %4d, " + "src_height = %4d, dst_width = %4d, dst_height = %4d, " + "scale factor = %d:%d, scale time: %5d ms\n", + filter_type, phase_scaler, src_width, src_height, dst_width, + dst_height, sf_down, sf_up, elapsed_time); + } + } + } + } +} + +INSTANTIATE_TEST_SUITE_P(C, ScaleTest, + ::testing::Values(vp9_scale_and_extend_frame_c)); + +#if HAVE_SSSE3 +INSTANTIATE_TEST_SUITE_P(SSSE3, ScaleTest, + ::testing::Values(vp9_scale_and_extend_frame_ssse3)); +#endif // HAVE_SSSE3 + +#if HAVE_NEON +INSTANTIATE_TEST_SUITE_P(NEON, ScaleTest, + ::testing::Values(vp9_scale_and_extend_frame_neon)); +#endif // HAVE_NEON + +} // namespace libvpx_test |