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1 | /* |
2 | * Copyright (c) 2007 Bobby Bingham | |
3 | * | |
4 | * This file is part of FFmpeg. | |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2.1 of the License, or (at your option) any later version. | |
10 | * | |
11 | * FFmpeg is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with FFmpeg; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #ifndef AVFILTER_VIDEO_H | |
22 | #define AVFILTER_VIDEO_H | |
23 | ||
24 | #include "avfilter.h" | |
25 | ||
26 | AVFrame *ff_default_get_video_buffer(AVFilterLink *link, int w, int h); | |
27 | AVFrame *ff_null_get_video_buffer(AVFilterLink *link, int w, int h); | |
28 | ||
29 | /** | |
30 | * Request a picture buffer with a specific set of permissions. | |
31 | * | |
32 | * @param link the output link to the filter from which the buffer will | |
33 | * be requested | |
34 | * @param w the minimum width of the buffer to allocate | |
35 | * @param h the minimum height of the buffer to allocate | |
36 | * @return A reference to the buffer. This must be unreferenced with | |
37 | * avfilter_unref_buffer when you are finished with it. | |
38 | */ | |
39 | AVFrame *ff_get_video_buffer(AVFilterLink *link, int w, int h); | |
40 | ||
41 | #endif /* AVFILTER_VIDEO_H */ |