avutil: add AVERROR_UNKNOWN

Useful to return instead of -1 when the cause of the error is unknown,
typically from an external library.
This commit is contained in:
Justin Ruggles 2012-02-24 23:27:14 -05:00
parent a8bdf2405c
commit c9bca80132
4 changed files with 7 additions and 2 deletions

View File

@ -12,6 +12,9 @@ libavutil: 2011-04-18
API changes, most recent first:
2012-xx-xx - xxxxxxx - lavu 51.24.0 - error.h
Add AVERROR_UNKNOWN
2012-xx-xx - xxxxxxx - lavc 54.x.x
Add duration field to AVCodecParserContext

View File

@ -153,8 +153,8 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 51
#define LIBAVUTIL_VERSION_MINOR 23
#define LIBAVUTIL_VERSION_MICRO 1
#define LIBAVUTIL_VERSION_MINOR 24
#define LIBAVUTIL_VERSION_MICRO 0
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
LIBAVUTIL_VERSION_MINOR, \

View File

@ -39,6 +39,7 @@ int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
case AVERROR_PROTOCOL_NOT_FOUND:errstr = "Protocol not found" ; break;
case AVERROR_STREAM_NOT_FOUND: errstr = "Stream not found" ; break;
case AVERROR_BUG: errstr = "Bug detected, please report the issue" ; break;
case AVERROR_UNKNOWN: errstr = "Unknown error occurred" ; break;
}
if (errstr) {

View File

@ -58,6 +58,7 @@
#define AVERROR_PROTOCOL_NOT_FOUND (-MKTAG(0xF8,'P','R','O')) ///< Protocol not found
#define AVERROR_STREAM_NOT_FOUND (-MKTAG(0xF8,'S','T','R')) ///< Stream not found
#define AVERROR_BUG (-MKTAG( 'B','U','G',' ')) ///< Bug detected, please report the issue
#define AVERROR_UNKNOWN (-MKTAG( 'U','N','K','N')) ///< Unknown error, typically from an external library
/**
* Put a description of the AVERROR code errnum in errbuf.