Originally committed as revision 26116 to svn://svn.ffmpeg.org/ffmpeg/trunk

code.

Originally committed as revision 26112 to svn://svn.ffmpeg.org/ffmpeg/trunk

AV_PERM_NEG_LINESIZES to avfilter.h).

Originally committed as revision 26111 to svn://svn.ffmpeg.org/ffmpeg/trunk

evaluated crop area coordinates.

Prevent debug log spamming, define the DEBUG symbol for enabling them.

Originally committed as revision 26110 to svn://svn.ffmpeg.org/ffmpeg/trunk

This patch is based on work by stefano.

Originally committed as revision 26108 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 26097 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 26096 to svn://svn.ffmpeg.org/ffmpeg/trunk

FILTERNAME=ARGS and FILTERNAME:ARGS syntax.

The same filter class will be used for managing all the libopencv
filtering functions.

Originally committed as revision 26079 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 26060 to svn://svn.ffmpeg.org/ffmpeg/trunk

  commit ab8610aa176c13b5e25a2d8770df28a14665e169
  Author: koorogi <koorogi@9553f0bf-9b14-0410-a0b8-cfaf0461ba5b>
  Date:   Thu Mar 18 23:13:04 2010 +0000

    The vflip filter does not need to keep ownership of a picture reference.
    Avoid creating and releasing useless extra picture references in the
    start_frame and end_frame callbacks.

    Originally committed as revision 22596 to svn://svn.ffmpeg.org/ffmpeg/trunk

The new reference creation is required when the linesizes are used by the
previous filters in the filterchain, for example as in "pad=W:H:X:Y,vflip".

Originally committed as revision 26059 to svn://svn.ffmpeg.org/ffmpeg/trunk

freed just once.

Originally committed as revision 26058 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Nolan L nol888 <=> gmail >=< com.

See thread:
Subject: [FFmpeg-devel] [PATCH] Port gradfun to libavfilter (GCI)
Date: Mon, 29 Nov 2010 07:18:14 -0500

Originally committed as revision 25942 to svn://svn.ffmpeg.org/ffmpeg/trunk

invalid filterchain is detected.

Originally committed as revision 25936 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec to libavcore.

Remove another compile-time dependancy of libavfilter on libavcodec.

Originally committed as revision 25923 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25895 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Baptiste with some fixes by me.

Originally committed as revision 25880 to svn://svn.ffmpeg.org/ffmpeg/trunk

avfilter_default_get_video_buffer().

Originally committed as revision 25878 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25877 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25874 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25862 to svn://svn.ffmpeg.org/ffmpeg/trunk

Make it accept the frei0r=filtername=params as alternative to
frei0r=filtername:params.

Originally committed as revision 25856 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25855 to svn://svn.ffmpeg.org/ffmpeg/trunk

headers.

Originally committed as revision 25838 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25829 to svn://svn.ffmpeg.org/ffmpeg/trunk

Compute the outpicref PTS in start_frame(), since it is required for
comparing that value with the value of the overpicref.

Originally committed as revision 25828 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25827 to svn://svn.ffmpeg.org/ffmpeg/trunk

it can be referenced outside defaults.c.

Originally committed as revision 25826 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25820 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25819 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25818 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25817 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25803 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25802 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25801 to svn://svn.ffmpeg.org/ffmpeg/trunk

aspect ratio.

Originally committed as revision 25800 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fix issue #2269.
Interpolate pts for the second frame when using field output mode.

Originally committed as revision 25798 to svn://svn.ffmpeg.org/ffmpeg/trunk

This also allows to remove a linking dependency of libavfilter on
libavcodec.

Originally committed as revision 25789 to svn://svn.ffmpeg.org/ffmpeg/trunk

adopting Baptiste variant which is simpler and faster.

Originally committed as revision 25784 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25765 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25764 to svn://svn.ffmpeg.org/ffmpeg/trunk