mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
52 lines
1.7 KiB
52 lines
1.7 KiB
/* |
|
* 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 |
|
*/ |
|
|
|
#ifndef AVUTIL_FILE_H |
|
#define AVUTIL_FILE_H |
|
|
|
#include "avutil.h" |
|
|
|
/** |
|
* @file |
|
* Misc file utilities. |
|
*/ |
|
|
|
/** |
|
* Read the file with name filename, and put its content in a newly |
|
* allocated buffer or map it with mmap() when available. |
|
* In case of success set *bufptr to the read or mmapped buffer, and |
|
* *size to the size in bytes of the buffer in *bufptr. |
|
* The returned buffer must be released with av_file_unmap(). |
|
* |
|
* @param log_offset loglevel offset used for logging |
|
* @param log_ctx context used for logging |
|
* @return a non negative number in case of success, a negative value |
|
* corresponding to an AVERROR error code in case of failure |
|
*/ |
|
int av_file_map(const char *filename, uint8_t **bufptr, size_t *size, |
|
int log_offset, void *log_ctx); |
|
|
|
/** |
|
* Unmap or free the buffer bufptr created by av_file_map(). |
|
* |
|
* @param size size in bytes of bufptr, must be the same as returned |
|
* by av_file_map() |
|
*/ |
|
void av_file_unmap(uint8_t *bufptr, size_t size); |
|
|
|
#endif /* AVUTIL_FILE_H */
|
|
|