avutil: add AVERROR_UNKNOWN
authorJustin Ruggles <justin.ruggles@gmail.com>
Sat, 25 Feb 2012 04:27:14 +0000 (23:27 -0500)
committerJustin Ruggles <justin.ruggles@gmail.com>
Sat, 25 Feb 2012 16:49:41 +0000 (11:49 -0500)
commitc9bca801324f03746757aef8549ebd26599adec2
tree77256e5edbfeec8061a61395cd8e3a29cd69bce0
parenta8bdf2405c6027f45a899eaaa6ba74e97c1c2701
avutil: add AVERROR_UNKNOWN

Useful to return instead of -1 when the cause of the error is unknown,
typically from an external library.
doc/APIchanges
libavutil/avutil.h
libavutil/error.c
libavutil/error.h