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Issue 2371293002: Add low level support for 12 bit 420, 422 and 444 YUV video frame conversion. (Closed)
Patch Set: cast to uint16 Created 4 years, 2 months ago
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1 /* 1 /*
2 * Copyright 2011 The LibYuv Project Authors. All rights reserved. 2 * Copyright 2011 The LibYuv Project Authors. All rights reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
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2074 } 2074 }
2075 2075
2076 for (int i = 0; i < 1280; ++i) { 2076 for (int i = 0; i < 1280; ++i) {
2077 EXPECT_EQ(dst_pixels_c[i][0], dst_pixels_opt[i][0]); 2077 EXPECT_EQ(dst_pixels_c[i][0], dst_pixels_opt[i][0]);
2078 EXPECT_EQ(dst_pixels_c[i][1], dst_pixels_opt[i][1]); 2078 EXPECT_EQ(dst_pixels_c[i][1], dst_pixels_opt[i][1]);
2079 EXPECT_EQ(dst_pixels_c[i][2], dst_pixels_opt[i][2]); 2079 EXPECT_EQ(dst_pixels_c[i][2], dst_pixels_opt[i][2]);
2080 EXPECT_EQ(dst_pixels_c[i][3], dst_pixels_opt[i][3]); 2080 EXPECT_EQ(dst_pixels_c[i][3], dst_pixels_opt[i][3]);
2081 } 2081 }
2082 } 2082 }
2083 2083
2084 TEST_F(LibYUVPlanarTest, TestHalfFloatPlane) {
2085 int i, j;
2086 const int y_plane_size = benchmark_width_ * benchmark_height_ * 2;
2087
2088 align_buffer_page_end(orig_y, y_plane_size);
2089 align_buffer_page_end(dst_c, y_plane_size);
2090 align_buffer_page_end(dst_opt, y_plane_size);
2091 MemRandomize(orig_y, y_plane_size);
2092 memset(dst_c, 0, y_plane_size);
2093 memset(dst_opt, 1, y_plane_size);
2094
2095 // Disable all optimizations.
2096 MaskCpuFlags(disable_cpu_flags_);
2097 double c_time = get_time();
2098 for (j = 0; j < benchmark_iterations_; j++) {
2099 HalfFloatPlane((uint16*)orig_y, benchmark_width_ * 2,
2100 (uint16*)dst_c, benchmark_width_ * 2,
2101 1.0f / 4096.0f, benchmark_width_, benchmark_height_);
2102 }
2103 c_time = (get_time() - c_time) / benchmark_iterations_;
2104
2105 // Enable optimizations.
2106 MaskCpuFlags(benchmark_cpu_info_);
2107 double opt_time = get_time();
2108 for (j = 0; j < benchmark_iterations_; j++) {
2109 HalfFloatPlane((uint16*)orig_y, benchmark_width_ * 2,
2110 (uint16*)dst_opt, benchmark_width_ * 2,
2111 1.0f / 4096.0f, benchmark_width_, benchmark_height_);
2112 }
2113 opt_time = (get_time() - opt_time) / benchmark_iterations_;
2114
2115 for (i = 0; i < y_plane_size; ++i) {
2116 EXPECT_EQ(dst_c[i], dst_opt[i]);
2117 }
2118
2119 free_aligned_buffer_page_end(orig_y);
2120 free_aligned_buffer_page_end(dst_c);
2121 free_aligned_buffer_page_end(dst_opt);
2122 }
2123
2084 TEST_F(LibYUVPlanarTest, TestARGBLumaColorTable) { 2124 TEST_F(LibYUVPlanarTest, TestARGBLumaColorTable) {
2085 SIMD_ALIGNED(uint8 orig_pixels[1280][4]); 2125 SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
2086 SIMD_ALIGNED(uint8 dst_pixels_opt[1280][4]); 2126 SIMD_ALIGNED(uint8 dst_pixels_opt[1280][4]);
2087 SIMD_ALIGNED(uint8 dst_pixels_c[1280][4]); 2127 SIMD_ALIGNED(uint8 dst_pixels_c[1280][4]);
2088 memset(orig_pixels, 0, sizeof(orig_pixels)); 2128 memset(orig_pixels, 0, sizeof(orig_pixels));
2089 2129
2090 align_buffer_page_end(lumacolortable, 32768); 2130 align_buffer_page_end(lumacolortable, 32768);
2091 int v = 0; 2131 int v = 0;
2092 for (int i = 0; i < 32768; ++i) { 2132 for (int i = 0; i < 32768; ++i) {
2093 lumacolortable[i] = v; 2133 lumacolortable[i] = v;
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2447 } 2487 }
2448 2488
2449 free_aligned_buffer_page_end(src_pixels); 2489 free_aligned_buffer_page_end(src_pixels);
2450 free_aligned_buffer_page_end(tmp_pixels_u); 2490 free_aligned_buffer_page_end(tmp_pixels_u);
2451 free_aligned_buffer_page_end(tmp_pixels_v); 2491 free_aligned_buffer_page_end(tmp_pixels_v);
2452 free_aligned_buffer_page_end(dst_pixels_opt); 2492 free_aligned_buffer_page_end(dst_pixels_opt);
2453 free_aligned_buffer_page_end(dst_pixels_c); 2493 free_aligned_buffer_page_end(dst_pixels_c);
2454 } 2494 }
2455 2495
2456 } // namespace libyuv 2496 } // namespace libyuv
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