blob: e3f02a8308b7b4453e4d5ca76d4394327100828b [file] [log] [blame]
* This file is part of Libav.
* Libav 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.
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include <stdint.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 */