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

Originally committed as revision 24528 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24527 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24526 to svn://svn.ffmpeg.org/ffmpeg/trunk

r24518.

Originally committed as revision 24525 to svn://svn.ffmpeg.org/ffmpeg/trunk

av_parse_video_rate(). Simplify.

Originally committed as revision 24524 to svn://svn.ffmpeg.org/ffmpeg/trunk

num and den. Simplify.

Originally committed as revision 24523 to svn://svn.ffmpeg.org/ffmpeg/trunk

more consistent with the function names.

Originally committed as revision 24522 to svn://svn.ffmpeg.org/ffmpeg/trunk

AVERROR(EINVAL) rather than -1 in case of unsuccess.

Originally committed as revision 24521 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24520 to svn://svn.ffmpeg.org/ffmpeg/trunk

generate the pc files.

Originally committed as revision 24519 to svn://svn.ffmpeg.org/ffmpeg/trunk

in favor of the newly added corresponding functions
av_parse_video_size() and av_parse_video_rate() defined in
libavcore/parseutils.h.

This change also adds a linking-time dependency of libavcodec and of
libavfilter on libavcore.

Originally committed as revision 24518 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24517 to svn://svn.ffmpeg.org/ffmpeg/trunk

use if(!something) {return error;} success;, which needs less indenting.

Originally committed as revision 24516 to svn://svn.ffmpeg.org/ffmpeg/trunk

should help in making mmst a little more userfriendly, or at least debuggable.
Also use helpful error return values instead of -1.

Originally committed as revision 24515 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24514 to svn://svn.ffmpeg.org/ffmpeg/trunk

5-10% faster or more on Phenom, Athlon 64, and some others.
Helps some on pre-SSSE3 Intel chips as well, but not as much.

Originally committed as revision 24513 to svn://svn.ffmpeg.org/ffmpeg/trunk

fill_image_data_ptr(). ff_fill_linesize() and ff_fill_pointer() now wrap
these functions.

The new functions are more generic, and are going to be exported in a
future patch.

Patch by S.N. Hemanth Meenakshisundaram smeenaks # ucsd § edu.

Originally committed as revision 24512 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24511 to svn://svn.ffmpeg.org/ffmpeg/trunk

mbedge loopfilter functions, by re-using space that holds a variable
that we no longer need.

Originally committed as revision 24510 to svn://svn.ffmpeg.org/ffmpeg/trunk

construct was always enabled, even for <ssse3 versions).

Originally committed as revision 24509 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Axel Holzinger <aholzinger gmx de>.

Originally committed as revision 24508 to svn://svn.ffmpeg.org/ffmpeg/trunk

future new optimizations (imagine a sse5) much easier. Also fix a bug where
we used the direction (%2) rather than optimization (%1) to enable this, which
means it wasn't ever actually used...

Originally committed as revision 24507 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24506 to svn://svn.ffmpeg.org/ffmpeg/trunk

av_ prefix is reserved for libav* libraries functions, it is confusing
to use it for an application function.

Originally committed as revision 24505 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes a tiny memory leak.

Originally committed as revision 24504 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24503 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24502 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24501 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcore depends on libavutil, and does not require extralibs.

Originally committed as revision 24500 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Rafaël Carré, rafael d carre a gmail

Originally committed as revision 24499 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24498 to svn://svn.ffmpeg.org/ffmpeg/trunk

av_ is a prefix reserved for av* libraries functions, using that for an
application function is confusing.

Originally committed as revision 24497 to svn://svn.ffmpeg.org/ffmpeg/trunk