The Tor Browser: media/libyuv/unit_test/rotate_argb

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /*

     2  *  Copyright 2012 The LibYuv Project Authors. All rights reserved.

     3  *

     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

     6  *  tree. An additional intellectual property rights grant can be found

     7  *  in the file PATENTS. All contributing project authors may

     8  *  be found in the AUTHORS file in the root of the source tree.

     9  */

    11 #include <stdlib.h>

    12 #include <time.h>

    14 #include "libyuv/cpu_id.h"

    15 #include "libyuv/rotate_argb.h"

    16 #include "libyuv/row.h"

    17 #include "../unit_test/unit_test.h"

    19 namespace libyuv {

    21 void TestRotateBpp(int src_width, int src_height,

    22                    int dst_width, int dst_height,

    23                    libyuv::RotationMode mode,

    24                    int benchmark_iterations,

    25                    const int kBpp) {

    26   if (src_width < 1) {

    27     src_width = 1;

    28   }

    29   if (src_height < 1) {

    30     src_height = 1;

    31   }

    32   if (dst_width < 1) {

    33     dst_width = 1;

    34   }

    35   if (dst_height < 1) {

    36     dst_height = 1;

    37   }

    38   int src_stride_argb = src_width * kBpp;

    39   int src_argb_plane_size = src_stride_argb * src_height;

    40   align_buffer_64(src_argb, src_argb_plane_size);

    41   for (int i = 0; i < src_argb_plane_size; ++i) {

    42     src_argb[i] = random() & 0xff;

    43   }

    45   int dst_stride_argb = dst_width * kBpp;

    46   int dst_argb_plane_size = dst_stride_argb * dst_height;

    47   align_buffer_64(dst_argb_c, dst_argb_plane_size);

    48   align_buffer_64(dst_argb_opt, dst_argb_plane_size);

    49   memset(dst_argb_c, 2, dst_argb_plane_size);

    50   memset(dst_argb_opt, 3, dst_argb_plane_size);

    52   if (kBpp == 1) {

    53     MaskCpuFlags(0);  // Disable all CPU optimization.

    54     RotatePlane(src_argb, src_stride_argb,

    55                 dst_argb_c, dst_stride_argb,

    56                 src_width, src_height, mode);

    58     MaskCpuFlags(-1);  // Enable all CPU optimization.

    59     for (int i = 0; i < benchmark_iterations; ++i) {

    60       RotatePlane(src_argb, src_stride_argb,

    61                   dst_argb_opt, dst_stride_argb,

    62                   src_width, src_height, mode);

    63     }

    64   } else if (kBpp == 4) {

    65     MaskCpuFlags(0);  // Disable all CPU optimization.

    66     ARGBRotate(src_argb, src_stride_argb,

    67                dst_argb_c, dst_stride_argb,

    68                src_width, src_height, mode);

    70     MaskCpuFlags(-1);  // Enable all CPU optimization.

    71     for (int i = 0; i < benchmark_iterations; ++i) {

    72       ARGBRotate(src_argb, src_stride_argb,

    73                  dst_argb_opt, dst_stride_argb,

    74                  src_width, src_height, mode);

    75     }

    76   }

    78   // Rotation should be exact.

    79   for (int i = 0; i < dst_argb_plane_size; ++i) {

    80     EXPECT_EQ(dst_argb_c[i], dst_argb_opt[i]);

    81   }

    83   free_aligned_buffer_64(dst_argb_c);

    84   free_aligned_buffer_64(dst_argb_opt);

    85   free_aligned_buffer_64(src_argb);

    86 }

    88 static void ARGBTestRotate(int src_width, int src_height,

    89                            int dst_width, int dst_height,

    90                            libyuv::RotationMode mode,

    91                            int benchmark_iterations) {

    92   TestRotateBpp(src_width, src_height,

    93                 dst_width, dst_height,

    94                 mode, benchmark_iterations, 4);

    95 }

    97 TEST_F(libyuvTest, ARGBRotate0) {

    98   ARGBTestRotate(benchmark_width_, benchmark_height_,

    99                  benchmark_width_, benchmark_height_,

   100                  kRotate0, benchmark_iterations_);

   101 }

   103 TEST_F(libyuvTest, ARGBRotate90) {

   104   ARGBTestRotate(benchmark_width_, benchmark_height_,

   105                  benchmark_height_, benchmark_width_,

   106                  kRotate90, benchmark_iterations_);

   107 }

   109 TEST_F(libyuvTest, ARGBRotate180) {

   110   ARGBTestRotate(benchmark_width_, benchmark_height_,

   111                  benchmark_width_, benchmark_height_,

   112                  kRotate180, benchmark_iterations_);

   113 }

   115 TEST_F(libyuvTest, ARGBRotate270) {

   116   ARGBTestRotate(benchmark_width_, benchmark_height_,

   117                  benchmark_height_, benchmark_width_,

   118                  kRotate270, benchmark_iterations_);

   119 }

   121 TEST_F(libyuvTest, ARGBRotate0_Odd) {

   122   ARGBTestRotate(benchmark_width_ - 3, benchmark_height_ - 1,

   123                  benchmark_width_ - 3, benchmark_height_ - 1,

   124                  kRotate0, benchmark_iterations_);

   125 }

   127 TEST_F(libyuvTest, ARGBRotate90_Odd) {

   128   ARGBTestRotate(benchmark_width_ - 3, benchmark_height_ - 1,

   129                  benchmark_height_ - 1, benchmark_width_ - 3,

   130                  kRotate90, benchmark_iterations_);

   131 }

   133 TEST_F(libyuvTest, ARGBRotate180_Odd) {

   134   ARGBTestRotate(benchmark_width_ - 3, benchmark_height_ - 1,

   135                  benchmark_width_ - 3, benchmark_height_ - 1,

   136                  kRotate180, benchmark_iterations_);

   137 }

   139 TEST_F(libyuvTest, ARGBRotate270_Odd) {

   140   ARGBTestRotate(benchmark_width_ - 3, benchmark_height_ - 1,

   141                  benchmark_height_ - 1, benchmark_width_ - 3,

   142                  kRotate270, benchmark_iterations_);

   143 }

   145 static void TestRotatePlane(int src_width, int src_height,

   146                             int dst_width, int dst_height,

   147                             libyuv::RotationMode mode,

   148                             int benchmark_iterations) {

   149   TestRotateBpp(src_width, src_height,

   150                 dst_width, dst_height,

   151                 mode, benchmark_iterations, 1);

   152 }

   154 TEST_F(libyuvTest, RotatePlane0) {

   155   TestRotatePlane(benchmark_width_, benchmark_height_,

   156                   benchmark_width_, benchmark_height_,

   157                   kRotate0, benchmark_iterations_);

   158 }

   160 TEST_F(libyuvTest, RotatePlane90) {

   161   TestRotatePlane(benchmark_width_, benchmark_height_,

   162                   benchmark_height_, benchmark_width_,

   163                   kRotate90, benchmark_iterations_);

   164 }

   166 TEST_F(libyuvTest, RotatePlane180) {

   167   TestRotatePlane(benchmark_width_, benchmark_height_,

   168                   benchmark_width_, benchmark_height_,

   169                   kRotate180, benchmark_iterations_);

   170 }

   172 TEST_F(libyuvTest, RotatePlane270) {

   173   TestRotatePlane(benchmark_width_, benchmark_height_,

   174                   benchmark_height_, benchmark_width_,

   175                   kRotate270, benchmark_iterations_);

   176 }

   178 TEST_F(libyuvTest, RotatePlane0_Odd) {

   179   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,

   180                   benchmark_width_ - 3, benchmark_height_ - 1,

   181                   kRotate0, benchmark_iterations_);

   182 }

   184 TEST_F(libyuvTest, RotatePlane90_Odd) {

   185   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,

   186                   benchmark_height_ - 1, benchmark_width_ - 3,

   187                   kRotate90, benchmark_iterations_);

   188 }

   190 TEST_F(libyuvTest, RotatePlane180_Odd) {

   191   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,

   192                   benchmark_width_ - 3, benchmark_height_ - 1,

   193                   kRotate180, benchmark_iterations_);

   194 }

   196 TEST_F(libyuvTest, RotatePlane270_Odd) {

   197   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,

   198                   benchmark_height_ - 1, benchmark_width_ - 3,

   199                   kRotate270, benchmark_iterations_);

   200 }

   202 }  // namespace libyuv

The Tor Browser / file revision

media/libyuv/unit_test/rotate_argb_test.cc@b8a032363ba2

media/libyuv/unit_test/rotate_argb_test.cc