Libav 0.7.1
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00001 /* 00002 * This file is part of Libav. 00003 * 00004 * Libav is free software; you can redistribute it and/or 00005 * modify it under the terms of the GNU Lesser General Public 00006 * License as published by the Free Software Foundation; either 00007 * version 2.1 of the License, or (at your option) any later version. 00008 * 00009 * Libav is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 * Lesser General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU Lesser General Public 00015 * License along with Libav; if not, write to the Free Software 00016 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00017 */ 00018 00024 #ifndef AVUTIL_ERROR_H 00025 #define AVUTIL_ERROR_H 00026 00027 #include <errno.h> 00028 #include "avutil.h" 00029 00030 /* error handling */ 00031 #if EDOM > 0 00032 #define AVERROR(e) (-(e)) ///< Returns a negative error code from a POSIX error code, to return from library functions. 00033 #define AVUNERROR(e) (-(e)) ///< Returns a POSIX error code from a library function error return value. 00034 #else 00035 /* Some platforms have E* and errno already negated. */ 00036 #define AVERROR(e) (e) 00037 #define AVUNERROR(e) (e) 00038 #endif 00039 00040 #define AVERROR_BSF_NOT_FOUND (-MKTAG(0xF8,'B','S','F')) ///< Bitstream filter not found 00041 #define AVERROR_DECODER_NOT_FOUND (-MKTAG(0xF8,'D','E','C')) ///< Decoder not found 00042 #define AVERROR_DEMUXER_NOT_FOUND (-MKTAG(0xF8,'D','E','M')) ///< Demuxer not found 00043 #define AVERROR_ENCODER_NOT_FOUND (-MKTAG(0xF8,'E','N','C')) ///< Encoder not found 00044 #define AVERROR_EOF (-MKTAG( 'E','O','F',' ')) ///< End of file 00045 #define AVERROR_EXIT (-MKTAG( 'E','X','I','T')) ///< Immediate exit was requested; the called function should not be restarted 00046 #define AVERROR_FILTER_NOT_FOUND (-MKTAG(0xF8,'F','I','L')) ///< Filter not found 00047 #define AVERROR_INVALIDDATA (-MKTAG( 'I','N','D','A')) ///< Invalid data found when processing input 00048 #define AVERROR_MUXER_NOT_FOUND (-MKTAG(0xF8,'M','U','X')) ///< Muxer not found 00049 #define AVERROR_OPTION_NOT_FOUND (-MKTAG(0xF8,'O','P','T')) ///< Option not found 00050 #define AVERROR_PATCHWELCOME (-MKTAG( 'P','A','W','E')) ///< Not yet implemented in Libav, patches welcome 00051 #define AVERROR_PROTOCOL_NOT_FOUND (-MKTAG(0xF8,'P','R','O')) ///< Protocol not found 00052 #define AVERROR_STREAM_NOT_FOUND (-MKTAG(0xF8,'S','T','R')) ///< Stream not found 00053 00066 int av_strerror(int errnum, char *errbuf, size_t errbuf_size); 00067 00068 #endif /* AVUTIL_ERROR_H */