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

@@ -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.