/*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * 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.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file libavutil/error.h
+ * @file
* error code definitions
*/
#define AVUTIL_ERROR_H
#include <errno.h>
-#include "avutil.h"
+#include <stddef.h>
+
+/**
+ * @addtogroup lavu_error
+ *
+ * @{
+ */
+
/* error handling */
#if EDOM > 0
#define AVUNERROR(e) (e)
#endif
-#if LIBAVUTIL_VERSION_MAJOR < 51
-#define AVERROR_INVALIDDATA AVERROR(EINVAL) ///< Invalid data found when processing input
-#define AVERROR_IO AVERROR(EIO) ///< I/O error
-#define AVERROR_NOENT AVERROR(ENOENT) ///< No such file or directory
-#define AVERROR_NOFMT AVERROR(EILSEQ) ///< Unknown format
-#define AVERROR_NOMEM AVERROR(ENOMEM) ///< Not enough memory
-#define AVERROR_NUMEXPECTED AVERROR(EDOM) ///< Number syntax expected in filename
-#define AVERROR_UNKNOWN AVERROR(EINVAL) ///< Unknown error
-#endif
-
-#define AVERROR_EOF AVERROR(EPIPE) ///< End of file
-#define AVERROR_NOTSUPP AVERROR(ENOSYS) ///< Operation not supported
-
-#define AVERROR_PATCHWELCOME (-MKTAG('P','A','W','E')) ///< Not yet implemented in FFmpeg, patches welcome
-
-#if LIBAVUTIL_VERSION_MAJOR > 50
-#define AVERROR_INVALIDDATA (-MKTAG('I','N','D','A')) ///< Invalid data found when processing input
-#define AVERROR_NUMEXPECTED (-MKTAG('N','U','E','X')) ///< Number syntax expected in filename
-#endif
+#define AVERROR_BSF_NOT_FOUND (-0x39acbd08) ///< Bitstream filter not found
+#define AVERROR_DECODER_NOT_FOUND (-0x3cbabb08) ///< Decoder not found
+#define AVERROR_DEMUXER_NOT_FOUND (-0x32babb08) ///< Demuxer not found
+#define AVERROR_ENCODER_NOT_FOUND (-0x3cb1ba08) ///< Encoder not found
+#define AVERROR_EOF (-0x5fb9b0bb) ///< End of file
+#define AVERROR_EXIT (-0x2bb6a7bb) ///< Immediate exit was requested; the called function should not be restarted
+#define AVERROR_FILTER_NOT_FOUND (-0x33b6b908) ///< Filter not found
+#define AVERROR_INVALIDDATA (-0x3ebbb1b7) ///< Invalid data found when processing input
+#define AVERROR_MUXER_NOT_FOUND (-0x27aab208) ///< Muxer not found
+#define AVERROR_OPTION_NOT_FOUND (-0x2bafb008) ///< Option not found
+#define AVERROR_PATCHWELCOME (-0x3aa8beb0) ///< Not yet implemented in Libav, patches welcome
+#define AVERROR_PROTOCOL_NOT_FOUND (-0x30adaf08) ///< Protocol not found
+#define AVERROR_STREAM_NOT_FOUND (-0x2dabac08) ///< Stream not found
+#define AVERROR_BUG (-0x5fb8aabe) ///< Bug detected, please report the issue
+#define AVERROR_UNKNOWN (-0x31b4b1ab) ///< Unknown error, typically from an external library
+#define AVERROR_EXPERIMENTAL (-0x2bb2afa8) ///< Requested feature is flagged experimental. Set strict_std_compliance if you really want to use it.
/**
- * Puts a description of the AVERROR code errnum in errbuf.
+ * Put a description of the AVERROR code errnum in errbuf.
* In case of failure the global variable errno is set to indicate the
- * error.
+ * error. Even in case of failure av_strerror() will print a generic
+ * error message indicating the errnum provided to errbuf.
*
+ * @param errnum error code to describe
+ * @param errbuf buffer to which description is written
* @param errbuf_size the size in bytes of errbuf
- * @return 0 on success, a negative value otherwise
+ * @return 0 on success, a negative value if a description for errnum
+ * cannot be found
*/
int av_strerror(int errnum, char *errbuf, size_t errbuf_size);
+/**
+ * @}
+ */
+
#endif /* AVUTIL_ERROR_H */