This can now handle filters which are added to graphs out of order,
including auto-inserted scale filters. As an added bonus, it can
now detect circular filter chains which wouldn't work anyway.
Commited in SoC by Bobby Bingham on 2007-12-24 03:22:10
Originally committed as revision 12073 to svn://svn.ffmpeg.org/ffmpeg/trunk
they're useless for outputting.
Commited in SoC by Bobby Bingham on 2007-08-17 22:52:18
Originally committed as revision 12070 to svn://svn.ffmpeg.org/ffmpeg/trunk
This should make it easier to know what can be done to a buffer once
it's been passed to your filter without falling back to copying it "just
to be safe".
Commited in SoC by Bobby Bingham on 2007-08-17 18:21:07
Originally committed as revision 12068 to svn://svn.ffmpeg.org/ffmpeg/trunk
Make them externally visible because they may be useful for filters to use.
Commited in SoC by Bobby Bingham on 2007-08-02 15:14:05
Originally committed as revision 12063 to svn://svn.ffmpeg.org/ffmpeg/trunk
