ref: 768b018d18b72a9c3f604fbe5141fa40dc034636
dir: /test/vp9_scale_test.cc/
/* * 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: virtual ~ScaleTest() {} protected: virtual void SetUp() { 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_CASE_P(C, ScaleTest, ::testing::Values(vp9_scale_and_extend_frame_c)); #if HAVE_SSSE3 INSTANTIATE_TEST_CASE_P(SSSE3, ScaleTest, ::testing::Values(vp9_scale_and_extend_frame_ssse3)); #endif // HAVE_SSSE3 #if HAVE_NEON INSTANTIATE_TEST_CASE_P(NEON, ScaleTest, ::testing::Values(vp9_scale_and_extend_frame_neon)); #endif // HAVE_NEON } // namespace libvpx_test