2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 #include "libavutil/pixdesc.c"
21 static const enum AVPixelFormat pixfmt_list[] = {
42 static enum AVPixelFormat find_best(enum AVPixelFormat pixfmt)
44 enum AVPixelFormat best = AV_PIX_FMT_NONE;
46 for (i = 0; i < FF_ARRAY_ELEMS(pixfmt_list); i++)
47 best = av_find_best_pix_fmt_of_2(best, pixfmt_list[i],
54 enum AVPixelFormat output;
55 int i, pass = 0, fail = 0;
57 #define TEST(input, expected) do { \
58 output = find_best(input); \
59 if (output != expected) { \
60 printf("Matching %s: got %s, expected %s\n", \
61 av_get_pix_fmt_name(input), \
62 av_get_pix_fmt_name(output), \
63 av_get_pix_fmt_name(expected)); \
70 for (i = 0; i < FF_ARRAY_ELEMS(pixfmt_list); i++)
71 TEST(pixfmt_list[i], pixfmt_list[i]);
73 // Formats containing the same data in different layouts.
74 TEST(AV_PIX_FMT_MONOBLACK, AV_PIX_FMT_MONOWHITE);
75 TEST(AV_PIX_FMT_NV12, AV_PIX_FMT_YUV420P);
76 TEST(AV_PIX_FMT_P010, AV_PIX_FMT_YUV420P10);
77 TEST(AV_PIX_FMT_P016, AV_PIX_FMT_YUV420P16);
78 TEST(AV_PIX_FMT_NV16, AV_PIX_FMT_YUV422P);
79 TEST(AV_PIX_FMT_YUYV422, AV_PIX_FMT_YUV422P);
80 TEST(AV_PIX_FMT_UYVY422, AV_PIX_FMT_YUV422P);
81 TEST(AV_PIX_FMT_BGR565, AV_PIX_FMT_RGB565);
82 TEST(AV_PIX_FMT_BGR24, AV_PIX_FMT_RGB24);
83 TEST(AV_PIX_FMT_GBRP, AV_PIX_FMT_RGB24);
84 TEST(AV_PIX_FMT_0RGB, AV_PIX_FMT_RGB24);
85 TEST(AV_PIX_FMT_GBRP16, AV_PIX_FMT_RGB48);
87 // Formats additionally containing alpha (here ignored).
88 TEST(AV_PIX_FMT_YA8, AV_PIX_FMT_GRAY8);
89 TEST(AV_PIX_FMT_YA16, AV_PIX_FMT_GRAY16);
90 TEST(AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV420P);
91 TEST(AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUV422P);
92 TEST(AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P);
93 TEST(AV_PIX_FMT_AYUV64, AV_PIX_FMT_YUV444P16);
94 TEST(AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB24);
95 TEST(AV_PIX_FMT_ABGR, AV_PIX_FMT_RGB24);
96 TEST(AV_PIX_FMT_GBRAP, AV_PIX_FMT_RGB24);
97 TEST(AV_PIX_FMT_RGBA64, AV_PIX_FMT_RGB48);
98 TEST(AV_PIX_FMT_BGRA64, AV_PIX_FMT_RGB48);
99 TEST(AV_PIX_FMT_GBRAP16, AV_PIX_FMT_RGB48);
101 // Formats requiring upsampling to represent exactly.
102 TEST(AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY16);
103 TEST(AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV420P);
104 TEST(AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV422P);
105 TEST(AV_PIX_FMT_UYYVYY411, AV_PIX_FMT_YUV422P);
106 TEST(AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P);
107 TEST(AV_PIX_FMT_YUV440P10, AV_PIX_FMT_YUV444P10);
108 TEST(AV_PIX_FMT_YUV440P12, AV_PIX_FMT_YUV444P16);
109 TEST(AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV420P10);
110 TEST(AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV420P16);
111 TEST(AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV444P10);
112 TEST(AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P16);
113 TEST(AV_PIX_FMT_BGR4, AV_PIX_FMT_RGB565);
114 TEST(AV_PIX_FMT_RGB444, AV_PIX_FMT_RGB565);
115 TEST(AV_PIX_FMT_RGB555, AV_PIX_FMT_RGB565);
116 TEST(AV_PIX_FMT_GBRP10, AV_PIX_FMT_RGB48);
117 TEST(AV_PIX_FMT_GBRAP10, AV_PIX_FMT_RGB48);
118 TEST(AV_PIX_FMT_GBRAP12, AV_PIX_FMT_RGB48);
120 // Formats containing the same data in different endianness.
121 TEST(AV_PIX_FMT_GRAY10BE, AV_PIX_FMT_GRAY10);
122 TEST(AV_PIX_FMT_GRAY10LE, AV_PIX_FMT_GRAY10);
123 TEST(AV_PIX_FMT_GRAY16BE, AV_PIX_FMT_GRAY16);
124 TEST(AV_PIX_FMT_GRAY16LE, AV_PIX_FMT_GRAY16);
125 TEST(AV_PIX_FMT_YUV422P10BE, AV_PIX_FMT_YUV422P10);
126 TEST(AV_PIX_FMT_YUV422P10LE, AV_PIX_FMT_YUV422P10);
127 TEST(AV_PIX_FMT_YUV444P16BE, AV_PIX_FMT_YUV444P16);
128 TEST(AV_PIX_FMT_YUV444P16LE, AV_PIX_FMT_YUV444P16);
129 TEST(AV_PIX_FMT_RGB565BE, AV_PIX_FMT_RGB565);
130 TEST(AV_PIX_FMT_RGB565LE, AV_PIX_FMT_RGB565);
131 TEST(AV_PIX_FMT_RGB48BE, AV_PIX_FMT_RGB48);
132 TEST(AV_PIX_FMT_RGB48LE, AV_PIX_FMT_RGB48);
134 // Opaque formats are least unlike each other.
135 TEST(AV_PIX_FMT_DXVA2_VLD, AV_PIX_FMT_VDPAU);
137 printf("%d tests passed, %d tests failed.\n", pass, fail);