doc: support multitable in texi2pod
libx264: introduce -x264-params private option

It is a shortcut to set all the params using x264_param_parse,
makes simpler importing settings from other software using x264.
dict: add av_dict_parse_string()

Can be used to set multiple key/value pairs from a string.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
doc: document libx264 options and mappings
atrac3: use correct loop variable in add_tonal_components()

Signed-off-by: Michael Karcher <ffmpeg@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>

CC:libav-stable@libav.org
x86: h264qpel: Move stray comment to the right spot and clarify it
dnxhdenc: fix invalid reads in dnxhd_mb_var_thread().

Do not assume that frame dimensions are mod16 (or that height is mod32
for interlaced).

CC:libav-stable@libav.org
txd: return meaningful error codes.
cyuv: return meaningful error codes.
eatgv: return meaningful error codes.
eatgv: cosmetics, reformat
eatgq: return meaningful error codes.
eatgq: cosmetics, reformat.
dxa: return meaningful error codes.
pngdec: cosmetics, reformat.

Also remove a commented out line.
iff: drop ff_ prefix from a static function.
mimic: cosmetics, reformat
mimic: return meaningful error codes.
rawdec: cosmetics, reformat
mjpegdec: fix indentation