1/*
2 * This file is part of FFmpeg.
3 *
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.
8 *
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.
13 *
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
17 */
18
19#include "libavutil/imgutils.c"
20
21#undef printf
22
23int main(void)
24{
25    const AVPixFmtDescriptor *desc = NULL;
26    int64_t x, y;
27
28    for (y = -1; y<UINT_MAX; y+= y/2 + 1) {
29        for (x = -1; x<UINT_MAX; x+= x/2 + 1) {
30            int ret = av_image_check_size(x, y, 0, NULL);
31            printf("%d", ret >= 0);
32        }
33        printf("\n");
34    }
35    printf("\n");
36
37    while (desc = av_pix_fmt_desc_next(desc)) {
38        uint8_t *data[4];
39        size_t sizes[4];
40        ptrdiff_t linesizes1[4], offsets[3] = { 0 };
41        int i, total_size, w = 64, h = 48, linesizes[4];
42        enum AVPixelFormat pix_fmt = av_pix_fmt_desc_get_id(desc);
43
44        if (av_image_fill_linesizes(linesizes, pix_fmt, w) < 0)
45            continue;
46        for (i = 0; i < 4; i++)
47            linesizes1[i] = linesizes[i];
48        if (av_image_fill_plane_sizes(sizes, pix_fmt, h, linesizes1) < 0)
49            continue;
50        total_size = av_image_fill_pointers(data, pix_fmt, h, (void *)1, linesizes);
51        if (total_size < 0)
52            continue;
53        printf("%-16s", desc->name);
54        for (i = 0; i < 4 && data[i]; i++);
55        printf("planes: %d", i);
56        // Test the output of av_image_fill_linesizes()
57        printf(", linesizes:");
58        for (i = 0; i < 4; i++)
59            printf(" %3d", linesizes[i]);
60        // Test the output of av_image_fill_plane_sizes()
61        printf(", plane_sizes:");
62        for (i = 0; i < 4; i++)
63            printf(" %5"SIZE_SPECIFIER, sizes[i]);
64        // Test the output of av_image_fill_pointers()
65        for (i = 0; i < 3 && data[i + 1]; i++)
66            offsets[i] = data[i + 1] - data[i];
67        printf(", plane_offsets:");
68        for (i = 0; i < 3; i++)
69            printf(" %5"PTRDIFF_SPECIFIER, offsets[i]);
70        printf(", total_size: %d\n", total_size);
71    }
72
73    return 0;
74}
75