sws_isSupportedOutput() functions addition.

Originally committed as revision 21066 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 30236 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

Originally committed as revision 21065 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21064 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21063 to svn://svn.ffmpeg.org/ffmpeg/trunk

This makes decode_ac_pred() easier to understand.

Originally committed as revision 21062 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21061 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21060 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21059 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21058 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Martin Storsjo (martin AT martin DOT st)

Originally committed as revision 21057 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Martin Storsjo (martin AT martin DOT st)

Originally committed as revision 21056 to svn://svn.ffmpeg.org/ffmpeg/trunk

incompatible pointer type.

Originally committed as revision 30234 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

Originally committed as revision 21055 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21054 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21053 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21052 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21051 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21050 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21049 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21048 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21047 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21046 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21045 to svn://svn.ffmpeg.org/ffmpeg/trunk

sideeffects and reads no global memory.

Originally committed as revision 21044 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21043 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes issue1660.

Originally committed as revision 21042 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21041 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21040 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21039 to svn://svn.ffmpeg.org/ffmpeg/trunk

This is faster.

Originally committed as revision 21038 to svn://svn.ffmpeg.org/ffmpeg/trunk

This removes some special-case code from riff.c.
CODEC_ID_ADPCM_G726 is still handled in riff.c as before because it is
not guaranteed to be fixed 4 bits per sample.

Originally committed as revision 21037 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21036 to svn://svn.ffmpeg.org/ffmpeg/trunk

*avff, so that an AVFilterFormats struct is created and returned by
the function if *avff is NULL.

Make the function use more convenient.

Originally committed as revision 21035 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by John Van Sickle, john.vansickle gmail com

Originally committed as revision 21033 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21032 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Francesco Lavra (francescolavra at interfree dot it).

Originally committed as revision 21031 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21030 to svn://svn.ffmpeg.org/ffmpeg/trunk

Solves issue 1657.

Originally committed as revision 21029 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 21028 to svn://svn.ffmpeg.org/ffmpeg/trunk