Although with several limitations, lavfi can be compiled and used
without the scale filter.

Originally committed as revision 24570 to svn://svn.ffmpeg.org/ffmpeg/trunk

useless --enable-avfilter-lavf option.

Originally committed as revision 24569 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24568 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Alexander Kojevnikov, alexander kojevnikov com

Originally committed as revision 24567 to svn://svn.ffmpeg.org/ffmpeg/trunk

counterparts.

Patch by James Zern, jzern at google

Originally committed as revision 24566 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Josh Allmann, joshua dot allmann at gmail

Originally committed as revision 24565 to svn://svn.ffmpeg.org/ffmpeg/trunk

redeclaration warning.

Originally committed as revision 24564 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24563 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24562 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24561 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24560 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24559 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24558 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24557 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24556 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Nick Brereton

Originally committed as revision 24555 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Nick Brereton

Originally committed as revision 24554 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24553 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24552 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24551 to svn://svn.ffmpeg.org/ffmpeg/trunk

Non-matching lists start with ! instead of the usual ^ in shell
patterns.

Originally committed as revision 24550 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24549 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24548 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24547 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24546 to svn://svn.ffmpeg.org/ffmpeg/trunk

protocol list, restore alphabetical order.

Originally committed as revision 24545 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24544 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24543 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24542 to svn://svn.ffmpeg.org/ffmpeg/trunk

failures in PPC and ARM.

Originally committed as revision 24541 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Alexander Kojevnikov, alexander kojevnikov com

Originally committed as revision 24540 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Alexander Kojevnikov, alexander kojevnikov com

Originally committed as revision 24539 to svn://svn.ffmpeg.org/ffmpeg/trunk

The extensions field was initialised first to "cavs", then to "avs".
The name "cavs" is kept since this is used for the format elsewhere
and "avs" is already used for avisynth files.

Originally committed as revision 24538 to svn://svn.ffmpeg.org/ffmpeg/trunk

This can avoid segfaults in some cases.

Patch by Josh Allmann, joshua dot allmann at gmail

Originally committed as revision 24537 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24536 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24533 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24532 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24531 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24530 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24529 to svn://svn.ffmpeg.org/ffmpeg/trunk