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lavfutils.h
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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 /**
20  * @file
21  * Miscellaneous utilities which make use of the libavformat library
22  */
23 
24 #ifndef AVFILTER_LAVFUTILS_H
25 #define AVFILTER_LAVFUTILS_H
26 
27 #include "libavformat/avformat.h"
28 
29 /**
30  * Load image from filename and put the resulting image in data.
31  *
32  * @param w pointer to the width of the loaded image
33  * @param h pointer to the height of the loaded image
34  * @param pix_fmt pointer to the pixel format of the loaded image
35  * @param filename the name of the image file to load
36  * @param log_ctx log context
37  * @return >= 0 in case of success, a negative error code otherwise.
38  */
39 int ff_load_image(uint8_t *data[4], int linesize[4],
40  int *w, int *h, enum AVPixelFormat *pix_fmt,
41  const char *filename, void *log_ctx);
42 
43 #endif /* AVFILTER_LAVFUTILS_H */