It is simpler and more consistent to use "-preset $speed -qp 0" for
lossless. Also, the old presets encode slower.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Also update libx264 presets to keep closed gop as default.
Signed-off-by: Jindrich Makovicka <makovick@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Also allow qmin/qmax to go up to 69 (the current max value for libx264). This
will have to increase when we add 9/10-bit support.
(cherry picked from commit c7ac200d15)
Since we now have the official x264 presets in ffmpeg, there's no reason to
keep around the old ones.
Patch by Lou Logan <lou AT fakeoutdoorsman DOT com>.
Originally committed as revision 25142 to svn://svn.ffmpeg.org/ffmpeg/trunk
Not 100% accurate, since not all x264 options have ffmpeg equivalents yet.
Patch by Lou Logan.
Originally committed as revision 22144 to svn://svn.ffmpeg.org/ffmpeg/trunk
originally as I thought x264 set these automatically when specifying a level.
Originally committed as revision 16629 to svn://svn.ffmpeg.org/ffmpeg/trunk
whether they have to be specified in the first pass as well. Also use
b_strategy=2 in hq and max presets to further improve compression efficiency.
Originally committed as revision 16476 to svn://svn.ffmpeg.org/ffmpeg/trunk
use this mode and it has to be enabled in the first pass to be used in the
second
Originally committed as revision 16474 to svn://svn.ffmpeg.org/ffmpeg/trunk
in ffpreset files.
Patch by Francesco Cosoleto cosoleto -- gmail --dot-- com
Originally committed as revision 15447 to svn://svn.ffmpeg.org/ffmpeg/trunk
* default - x264 CLI default values
* fastfirstpass - disables options unnecessary for first pass
* normal - Dark Shikari’s Q55 preset
* hq - Dark Shikari’s Q75 preset
* max - all options maxed out (at time of writing)
Originally committed as revision 15348 to svn://svn.ffmpeg.org/ffmpeg/trunk
Janne Grunau
Anton Khirnov
Lou Logan
Michael Niedermayer
Jindrich Makovicka
Baptiste Coudurier
Jason Garrett-Glaser
Janne Grunau
Lou Logan
Erik Slagter
Jason Garrett-Glaser
Robert Swain
Francesco Cosoleto