Add missing uses of NULL_IF_CONFIG_SMALL for the filters descriptions.
Originally committed as revision 25182 to svn://svn.ffmpeg.org/ffmpeg/trunk
Rename AVFilterPicRef to AVFilterBufferRef.
The struct is going to be used for storing audio buffer references aswell, and the new name is more generic.
Patch by S.N. Hemanth Meenakshisundaram smeenaks@ucsd@edu.
Originally committed as revision 24730 to svn://svn.ffmpeg.org/ffmpeg/trunk
Define AVMediaType enum, and use it instead of enum CodecType, whichis deprecated and will be dropped at the next major bump.
Originally committed as revision 22735 to svn://svn.ffmpeg.org/ffmpeg/trunk
Implement null video sink.
Originally committed as revision 21242 to svn://svn.ffmpeg.org/ffmpeg/trunk