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  */
10 
11 #include <stdlib.h>
12 
13 #include "../unit_test/unit_test.h"
14 #include "libyuv/cpu_id.h"
15 #include "libyuv/rotate_argb.h"
16 
17 namespace libyuv {
18 
TestRotateBpp(int src_width,int src_height,int dst_width,int dst_height,libyuv::RotationMode mode,int benchmark_iterations,int disable_cpu_flags,int benchmark_cpu_info,const int kBpp)19 void TestRotateBpp(int src_width,
20                    int src_height,
21                    int dst_width,
22                    int dst_height,
23                    libyuv::RotationMode mode,
24                    int benchmark_iterations,
25                    int disable_cpu_flags,
26                    int benchmark_cpu_info,
27                    const int kBpp) {
28   if (src_width < 1) {
29     src_width = 1;
30   }
31   if (src_height < 1) {
32     src_height = 1;
33   }
34   if (dst_width < 1) {
35     dst_width = 1;
36   }
37   if (dst_height < 1) {
38     dst_height = 1;
39   }
40   int src_stride_argb = src_width * kBpp;
41   int src_argb_plane_size = src_stride_argb * abs(src_height);
42   align_buffer_page_end(src_argb, src_argb_plane_size);
43   for (int i = 0; i < src_argb_plane_size; ++i) {
44     src_argb[i] = fastrand() & 0xff;
45   }
46 
47   int dst_stride_argb = dst_width * kBpp;
48   int dst_argb_plane_size = dst_stride_argb * dst_height;
49   align_buffer_page_end(dst_argb_c, dst_argb_plane_size);
50   align_buffer_page_end(dst_argb_opt, dst_argb_plane_size);
51   memset(dst_argb_c, 2, dst_argb_plane_size);
52   memset(dst_argb_opt, 3, dst_argb_plane_size);
53 
54   if (kBpp == 1) {
55     MaskCpuFlags(disable_cpu_flags);  // Disable all CPU optimization.
56     RotatePlane(src_argb, src_stride_argb, dst_argb_c, dst_stride_argb,
57                 src_width, src_height, mode);
58 
59     MaskCpuFlags(benchmark_cpu_info);  // Enable all CPU optimization.
60     for (int i = 0; i < benchmark_iterations; ++i) {
61       RotatePlane(src_argb, src_stride_argb, dst_argb_opt, dst_stride_argb,
62                   src_width, src_height, mode);
63     }
64   } else if (kBpp == 4) {
65     MaskCpuFlags(disable_cpu_flags);  // Disable all CPU optimization.
66     ARGBRotate(src_argb, src_stride_argb, dst_argb_c, dst_stride_argb,
67                src_width, src_height, mode);
68 
69     MaskCpuFlags(benchmark_cpu_info);  // Enable all CPU optimization.
70     for (int i = 0; i < benchmark_iterations; ++i) {
71       ARGBRotate(src_argb, src_stride_argb, dst_argb_opt, dst_stride_argb,
72                  src_width, src_height, mode);
73     }
74   }
75 
76   // Rotation should be exact.
77   for (int i = 0; i < dst_argb_plane_size; ++i) {
78     EXPECT_EQ(dst_argb_c[i], dst_argb_opt[i]);
79   }
80 
81   free_aligned_buffer_page_end(dst_argb_c);
82   free_aligned_buffer_page_end(dst_argb_opt);
83   free_aligned_buffer_page_end(src_argb);
84 }
85 
ARGBTestRotate(int src_width,int src_height,int dst_width,int dst_height,libyuv::RotationMode mode,int benchmark_iterations,int disable_cpu_flags,int benchmark_cpu_info)86 static void ARGBTestRotate(int src_width,
87                            int src_height,
88                            int dst_width,
89                            int dst_height,
90                            libyuv::RotationMode mode,
91                            int benchmark_iterations,
92                            int disable_cpu_flags,
93                            int benchmark_cpu_info) {
94   TestRotateBpp(src_width, src_height, dst_width, dst_height, mode,
95                 benchmark_iterations, disable_cpu_flags, benchmark_cpu_info, 4);
96 }
97 
TEST_F(LibYUVRotateTest,ARGBRotate0_Opt)98 TEST_F(LibYUVRotateTest, ARGBRotate0_Opt) {
99   ARGBTestRotate(benchmark_width_, benchmark_height_, benchmark_width_,
100                  benchmark_height_, kRotate0, benchmark_iterations_,
101                  disable_cpu_flags_, benchmark_cpu_info_);
102 }
103 
TEST_F(LibYUVRotateTest,ARGBRotate90_Opt)104 TEST_F(LibYUVRotateTest, ARGBRotate90_Opt) {
105   ARGBTestRotate(benchmark_width_, benchmark_height_, benchmark_height_,
106                  benchmark_width_, kRotate90, benchmark_iterations_,
107                  disable_cpu_flags_, benchmark_cpu_info_);
108 }
109 
TEST_F(LibYUVRotateTest,ARGBRotate180_Opt)110 TEST_F(LibYUVRotateTest, ARGBRotate180_Opt) {
111   ARGBTestRotate(benchmark_width_, benchmark_height_, benchmark_width_,
112                  benchmark_height_, kRotate180, benchmark_iterations_,
113                  disable_cpu_flags_, benchmark_cpu_info_);
114 }
115 
TEST_F(LibYUVRotateTest,ARGBRotate270_Opt)116 TEST_F(LibYUVRotateTest, ARGBRotate270_Opt) {
117   ARGBTestRotate(benchmark_width_, benchmark_height_, benchmark_height_,
118                  benchmark_width_, kRotate270, benchmark_iterations_,
119                  disable_cpu_flags_, benchmark_cpu_info_);
120 }
121 
TestRotatePlane(int src_width,int src_height,int dst_width,int dst_height,libyuv::RotationMode mode,int benchmark_iterations,int disable_cpu_flags,int benchmark_cpu_info)122 static void TestRotatePlane(int src_width,
123                             int src_height,
124                             int dst_width,
125                             int dst_height,
126                             libyuv::RotationMode mode,
127                             int benchmark_iterations,
128                             int disable_cpu_flags,
129                             int benchmark_cpu_info) {
130   TestRotateBpp(src_width, src_height, dst_width, dst_height, mode,
131                 benchmark_iterations, disable_cpu_flags, benchmark_cpu_info, 1);
132 }
133 
TEST_F(LibYUVRotateTest,RotatePlane0_Opt)134 TEST_F(LibYUVRotateTest, RotatePlane0_Opt) {
135   TestRotatePlane(benchmark_width_, benchmark_height_, benchmark_width_,
136                   benchmark_height_, kRotate0, benchmark_iterations_,
137                   disable_cpu_flags_, benchmark_cpu_info_);
138 }
139 
TEST_F(LibYUVRotateTest,RotatePlane90_Opt)140 TEST_F(LibYUVRotateTest, RotatePlane90_Opt) {
141   TestRotatePlane(benchmark_width_, benchmark_height_, benchmark_height_,
142                   benchmark_width_, kRotate90, benchmark_iterations_,
143                   disable_cpu_flags_, benchmark_cpu_info_);
144 }
145 
TEST_F(LibYUVRotateTest,RotatePlane180_Opt)146 TEST_F(LibYUVRotateTest, RotatePlane180_Opt) {
147   TestRotatePlane(benchmark_width_, benchmark_height_, benchmark_width_,
148                   benchmark_height_, kRotate180, benchmark_iterations_,
149                   disable_cpu_flags_, benchmark_cpu_info_);
150 }
151 
TEST_F(LibYUVRotateTest,RotatePlane270_Opt)152 TEST_F(LibYUVRotateTest, RotatePlane270_Opt) {
153   TestRotatePlane(benchmark_width_, benchmark_height_, benchmark_height_,
154                   benchmark_width_, kRotate270, benchmark_iterations_,
155                   disable_cpu_flags_, benchmark_cpu_info_);
156 }
157 
TEST_F(LibYUVRotateTest,DISABLED_RotatePlane0_Odd)158 TEST_F(LibYUVRotateTest, DISABLED_RotatePlane0_Odd) {
159   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,
160                   benchmark_width_ - 3, benchmark_height_ - 1, kRotate0,
161                   benchmark_iterations_, disable_cpu_flags_,
162                   benchmark_cpu_info_);
163 }
164 
TEST_F(LibYUVRotateTest,DISABLED_RotatePlane90_Odd)165 TEST_F(LibYUVRotateTest, DISABLED_RotatePlane90_Odd) {
166   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,
167                   benchmark_height_ - 1, benchmark_width_ - 3, kRotate90,
168                   benchmark_iterations_, disable_cpu_flags_,
169                   benchmark_cpu_info_);
170 }
171 
TEST_F(LibYUVRotateTest,DISABLED_RotatePlane180_Odd)172 TEST_F(LibYUVRotateTest, DISABLED_RotatePlane180_Odd) {
173   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,
174                   benchmark_width_ - 3, benchmark_height_ - 1, kRotate180,
175                   benchmark_iterations_, disable_cpu_flags_,
176                   benchmark_cpu_info_);
177 }
178 
TEST_F(LibYUVRotateTest,DISABLED_RotatePlane270_Odd)179 TEST_F(LibYUVRotateTest, DISABLED_RotatePlane270_Odd) {
180   TestRotatePlane(benchmark_width_ - 3, benchmark_height_ - 1,
181                   benchmark_height_ - 1, benchmark_width_ - 3, kRotate270,
182                   benchmark_iterations_, disable_cpu_flags_,
183                   benchmark_cpu_info_);
184 }
185 
186 }  // namespace libyuv
187