/* * 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/imgutils.c" #undef printf int main(void) { const AVPixFmtDescriptor *desc = NULL; int64_t x, y; for (y = -1; y= 0); } printf("\n"); } printf("\n"); while (desc = av_pix_fmt_desc_next(desc)) { uint8_t *data[4]; size_t sizes[4]; ptrdiff_t linesizes1[4], offsets[3] = { 0 }; int i, total_size, w = 64, h = 48, linesizes[4]; enum AVPixelFormat pix_fmt = av_pix_fmt_desc_get_id(desc); if (av_image_fill_linesizes(linesizes, pix_fmt, w) < 0) continue; for (i = 0; i < 4; i++) linesizes1[i] = linesizes[i]; if (av_image_fill_plane_sizes(sizes, pix_fmt, h, linesizes1) < 0) continue; total_size = av_image_fill_pointers(data, pix_fmt, h, (void *)1, linesizes); if (total_size < 0) continue; printf("%-16s", desc->name); for (i = 0; i < 4 && data[i]; i++); printf("planes: %d", i); // Test the output of av_image_fill_linesizes() printf(", linesizes:"); for (i = 0; i < 4; i++) printf(" %3d", linesizes[i]); // Test the output of av_image_fill_plane_sizes() printf(", plane_sizes:"); for (i = 0; i < 4; i++) printf(" %5"SIZE_SPECIFIER, sizes[i]); // Test the output of av_image_fill_pointers() for (i = 0; i < 3 && data[i + 1]; i++) offsets[i] = data[i + 1] - data[i]; printf(", plane_offsets:"); for (i = 0; i < 3; i++) printf(" %5"PTRDIFF_SPECIFIER, offsets[i]); printf(", total_size: %d\n", total_size); } return 0; }