FFmpeg
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video.h
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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 
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 */
This structure describes decoded (raw) audio or video data.
Definition: frame.h:180
Main libavfilter public API header.
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
Definition: video.c:76
AVFrame * ff_null_get_video_buffer(AVFilterLink *link, int w, int h)
Definition: video.c:38
AVFrame * ff_default_get_video_buffer(AVFilterLink *link, int w, int h)
Definition: video.c:43