projects / libav.git / blame
| Commit | Line | Data |
|---|---|---|
| 60c144f7 SS |
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 libavutil/error.h | |
| 21 | * error code definitions | |
| 22 | */ | |
| 23 | ||
| 24 | #ifndef AVUTIL_ERROR_H | |
| 25 | #define AVUTIL_ERROR_H | |
| 26 | ||
| 27 | /* error handling */ | |
| 28 | #if EINVAL > 0 | |
| 29 | #define AVERROR(e) (-(e)) /**< Returns a negative error code from a POSIX error code, to return from library functions. */ | |
| 30 | #define AVUNERROR(e) (-(e)) /**< Returns a POSIX error code from a library function error return value. */ | |
| 31 | #else | |
| 32 | /* Some platforms have E* and errno already negated. */ | |
| 33 | #define AVERROR(e) (e) | |
| 34 | #define AVUNERROR(e) (e) | |
| 35 | #endif | |
| 0edfa79b SS |
36 | |
| 37 | #if LIBAVUTIL_VERSION_MAJOR < 51 | |
| 5ae092ee | 38 | #define AVERROR_IO AVERROR(EIO) /**< I/O error */ |
| 7c074320 | 39 | #define AVERROR_NOMEM AVERROR(ENOMEM) /**< not enough memory */ |
| 9b359f51 | 40 | #define AVERROR_UNKNOWN AVERROR(EINVAL) /**< unknown error */ |
| 0edfa79b SS |
41 | #endif |
| 42 | ||
| 9b359f51 | 43 | #define AVERROR_EOF AVERROR(EPIPE) /**< End of file. */ |
| 60c144f7 | 44 | #define AVERROR_INVALIDDATA AVERROR(EINVAL) /**< invalid data found */ |
| 9b359f51 | 45 | #define AVERROR_NOENT AVERROR(ENOENT) /**< No such file or directory. */ |
| 60c144f7 SS |
46 | #define AVERROR_NOFMT AVERROR(EILSEQ) /**< unknown format */ |
| 47 | #define AVERROR_NOTSUPP AVERROR(ENOSYS) /**< Operation not supported. */ | |
| 9b359f51 SS |
48 | #define AVERROR_NUMEXPECTED AVERROR(EDOM) /**< Number syntax expected in filename. */ |
| 49 | ||
| dbfa5e78 | 50 | #define AVERROR_PATCHWELCOME (-MKTAG('P','A','W','E')) /**< Not yet implemented in FFmpeg. Patches welcome. */ |
| 60c144f7 SS |
51 | |
| 52 | #endif /* AVUTIL_ERROR_H */ |