avutil: add AVERROR_UNKNOWN

Useful to return instead of -1 when the cause of the error is unknown,
typically from an external library.
(cherry picked from commit c9bca80132)

Conflicts:

	doc/APIchanges
	libavutil/avutil.h

Signed-off-by: Reinhard Tartler <siretart@tauware.de>
This commit is contained in:
Justin Ruggles
2012-02-24 23:27:14 -05:00
committed by Reinhard Tartler
parent 750f5baf30
commit 7f3f85544c
4 changed files with 6 additions and 1 deletions

View File

@@ -13,6 +13,9 @@ libavutil: 2011-04-18
API changes, most recent first:
2012-03-04 - xxxxxxx - lavu 51.22.1 - error.h
Add AVERROR_UNKNOWN
2012-02-29 - xxxxxxx - lavf 53.21.0
Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().