/* * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "libavutil/pixdesc.c" static const enum AVPixelFormat pixfmt_list[] = { AV_PIX_FMT_MONOWHITE, AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY16, AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV444P16, AV_PIX_FMT_RGB565, AV_PIX_FMT_RGB24, AV_PIX_FMT_RGB48, AV_PIX_FMT_VDPAU, AV_PIX_FMT_VAAPI, }; static const enum AVPixelFormat semiplanar_list[] = { AV_PIX_FMT_P016, AV_PIX_FMT_P012, AV_PIX_FMT_P010, AV_PIX_FMT_NV12, }; static const enum AVPixelFormat packed_list[] = { AV_PIX_FMT_XV48, AV_PIX_FMT_XV36, AV_PIX_FMT_XV30, AV_PIX_FMT_VUYX, AV_PIX_FMT_Y216, AV_PIX_FMT_Y212, AV_PIX_FMT_Y210, AV_PIX_FMT_YUYV422, }; static const enum AVPixelFormat subsampled_list[] = { AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P, }; static const enum AVPixelFormat depthchroma_list[] = { AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P16, }; typedef enum AVPixelFormat (*find_best_t)(enum AVPixelFormat pixfmt); #define find_best_wrapper(name, list) \ static enum AVPixelFormat find_best_ ## name (enum AVPixelFormat pixfmt) \ { \ enum AVPixelFormat best = AV_PIX_FMT_NONE; \ int i; \ for (i = 0; i < FF_ARRAY_ELEMS(list); i++) \ best = av_find_best_pix_fmt_of_2(best, list[i], \ pixfmt, 0, NULL); \ return best; \ } find_best_wrapper(base, pixfmt_list) find_best_wrapper(seminplanar, semiplanar_list) find_best_wrapper(packed, packed_list) find_best_wrapper(subsampled, subsampled_list) find_best_wrapper(depthchroma, depthchroma_list) static void test(enum AVPixelFormat input, enum AVPixelFormat expected, int *pass, int *fail, find_best_t find_best_fn) { enum AVPixelFormat output = find_best_fn(input); if (output != expected) { printf("Matching %s: got %s, expected %s\n", av_get_pix_fmt_name(input), av_get_pix_fmt_name(output), av_get_pix_fmt_name(expected)); ++(*fail); } else ++(*pass); } int main(void) { int i, pass = 0, fail = 0; #define TEST(input, expected) \ test(input, expected, &pass, &fail, find_best_base) // Same formats. for (i = 0; i < FF_ARRAY_ELEMS(pixfmt_list); i++) TEST(pixfmt_list[i], pixfmt_list[i]); // Formats containing the same data in different layouts. TEST(AV_PIX_FMT_MONOBLACK, AV_PIX_FMT_MONOWHITE); TEST(AV_PIX_FMT_NV12, AV_PIX_FMT_YUV420P); TEST(AV_PIX_FMT_P010, AV_PIX_FMT_YUV420P10); TEST(AV_PIX_FMT_P016, AV_PIX_FMT_YUV420P16); TEST(AV_PIX_FMT_NV16, AV_PIX_FMT_YUV422P); TEST(AV_PIX_FMT_NV24, AV_PIX_FMT_YUV444P); TEST(AV_PIX_FMT_YUYV422, AV_PIX_FMT_YUV422P); TEST(AV_PIX_FMT_UYVY422, AV_PIX_FMT_YUV422P); TEST(AV_PIX_FMT_VYU444, AV_PIX_FMT_YUV444P); TEST(AV_PIX_FMT_BGR565, AV_PIX_FMT_RGB565); TEST(AV_PIX_FMT_BGR24, AV_PIX_FMT_RGB24); TEST(AV_PIX_FMT_GBRP, AV_PIX_FMT_RGB24); TEST(AV_PIX_FMT_0RGB, AV_PIX_FMT_RGB24); TEST(AV_PIX_FMT_GBRP16, AV_PIX_FMT_RGB48); TEST(AV_PIX_FMT_VUYX, AV_PIX_FMT_YUV444P); // Formats additionally containing alpha (here ignored). TEST(AV_PIX_FMT_YA8, AV_PIX_FMT_GRAY8); TEST(AV_PIX_FMT_YA16, AV_PIX_FMT_GRAY16); TEST(AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV420P); TEST(AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUV422P); TEST(AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P); TEST(AV_PIX_FMT_VUYA, AV_PIX_FMT_YUV444P); TEST(AV_PIX_FMT_AYUV, AV_PIX_FMT_YUV444P); TEST(AV_PIX_FMT_UYVA, AV_PIX_FMT_YUV444P); TEST(AV_PIX_FMT_AYUV64, AV_PIX_FMT_YUV444P16); TEST(AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB24); TEST(AV_PIX_FMT_ABGR, AV_PIX_FMT_RGB24); TEST(AV_PIX_FMT_GBRAP, AV_PIX_FMT_RGB24); TEST(AV_PIX_FMT_RGBA64, AV_PIX_FMT_RGB48); TEST(AV_PIX_FMT_BGRA64, AV_PIX_FMT_RGB48); TEST(AV_PIX_FMT_GBRAP16, AV_PIX_FMT_RGB48); // Formats requiring upsampling to represent exactly. TEST(AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY16); TEST(AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV420P); TEST(AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV422P); TEST(AV_PIX_FMT_UYYVYY411, AV_PIX_FMT_YUV422P); TEST(AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P); TEST(AV_PIX_FMT_YUV440P10, AV_PIX_FMT_YUV444P10); TEST(AV_PIX_FMT_YUV440P12, AV_PIX_FMT_YUV444P16); TEST(AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV420P10); TEST(AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV420P16); TEST(AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV444P10); TEST(AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P16); TEST(AV_PIX_FMT_BGR4, AV_PIX_FMT_RGB565); TEST(AV_PIX_FMT_RGB444, AV_PIX_FMT_RGB565); TEST(AV_PIX_FMT_RGB555, AV_PIX_FMT_RGB565); TEST(AV_PIX_FMT_GBRP10, AV_PIX_FMT_RGB48); TEST(AV_PIX_FMT_GBRAP10, AV_PIX_FMT_RGB48); TEST(AV_PIX_FMT_GBRAP12, AV_PIX_FMT_RGB48); // Formats containing the same data in different endianness. TEST(AV_PIX_FMT_GRAY10BE, AV_PIX_FMT_GRAY10); TEST(AV_PIX_FMT_GRAY10LE, AV_PIX_FMT_GRAY10); TEST(AV_PIX_FMT_GRAY16BE, AV_PIX_FMT_GRAY16); TEST(AV_PIX_FMT_GRAY16LE, AV_PIX_FMT_GRAY16); TEST(AV_PIX_FMT_YUV422P10BE, AV_PIX_FMT_YUV422P10); TEST(AV_PIX_FMT_YUV422P10LE, AV_PIX_FMT_YUV422P10); TEST(AV_PIX_FMT_YUV444P16BE, AV_PIX_FMT_YUV444P16); TEST(AV_PIX_FMT_YUV444P16LE, AV_PIX_FMT_YUV444P16); TEST(AV_PIX_FMT_RGB565BE, AV_PIX_FMT_RGB565); TEST(AV_PIX_FMT_RGB565LE, AV_PIX_FMT_RGB565); TEST(AV_PIX_FMT_RGB48BE, AV_PIX_FMT_RGB48); TEST(AV_PIX_FMT_RGB48LE, AV_PIX_FMT_RGB48); // Opaque formats are least unlike each other. TEST(AV_PIX_FMT_DXVA2_VLD, AV_PIX_FMT_VDPAU); #define TEST_SEMIPLANAR(input, expected) \ test(input, expected, &pass, &fail, find_best_seminplanar) // Same formats. for (i = 0; i < FF_ARRAY_ELEMS(semiplanar_list); i++) TEST_SEMIPLANAR(semiplanar_list[i], semiplanar_list[i]); // Formats containing the same data in different layouts. TEST_SEMIPLANAR(AV_PIX_FMT_YUV420P, AV_PIX_FMT_NV12); TEST_SEMIPLANAR(AV_PIX_FMT_YUV420P10, AV_PIX_FMT_P010); TEST_SEMIPLANAR(AV_PIX_FMT_YUV420P12, AV_PIX_FMT_P012); TEST_SEMIPLANAR(AV_PIX_FMT_YUV420P16, AV_PIX_FMT_P016); TEST_SEMIPLANAR(AV_PIX_FMT_YUV420P9, AV_PIX_FMT_P010); #define TEST_PACKED(input, expected) \ test(input, expected, &pass, &fail, find_best_packed) // Same formats. for (i = 0; i < FF_ARRAY_ELEMS(packed_list); i++) TEST_PACKED(packed_list[i], packed_list[i]); // Formats containing the same data in different layouts. TEST_PACKED(AV_PIX_FMT_YUV444P, AV_PIX_FMT_VUYX); TEST_PACKED(AV_PIX_FMT_YUV444P10, AV_PIX_FMT_XV30); TEST_PACKED(AV_PIX_FMT_YUV444P12, AV_PIX_FMT_XV36); TEST_PACKED(AV_PIX_FMT_YUV444P16, AV_PIX_FMT_XV48); TEST_PACKED(AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUYV422); TEST_PACKED(AV_PIX_FMT_YUV422P10, AV_PIX_FMT_Y210); TEST_PACKED(AV_PIX_FMT_YUV422P12, AV_PIX_FMT_Y212); TEST_PACKED(AV_PIX_FMT_YUV422P16, AV_PIX_FMT_Y216); #define TEST_SUBSAMPLED(input, expected) \ test(input, expected, &pass, &fail, find_best_subsampled) // Same formats. for (i = 0; i < FF_ARRAY_ELEMS(subsampled_list); i++) TEST_SUBSAMPLED(subsampled_list[i], subsampled_list[i]); TEST_SUBSAMPLED(AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV420P); #define TEST_DEPTH_CHROMA(input, expected) \ test(input, expected, &pass, &fail, find_best_depthchroma) // Same formats. for (i = 0; i < FF_ARRAY_ELEMS(depthchroma_list); i++) TEST_DEPTH_CHROMA(depthchroma_list[i], depthchroma_list[i]); TEST_DEPTH_CHROMA(AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV444P16); TEST_DEPTH_CHROMA(AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16); printf("%d tests passed, %d tests failed.\n", pass, fail); return !!fail; }