[FFmpeg-user] Increasing the decoding speed of yuv444p h.264 files

Moritz Barsnick barsnick at gmx.net
Mon May 18 11:51:14 CEST 2015


On Mon, May 18, 2015 at 09:00:36 +0000, Carl Eugen Hoyos wrote:
> Iirc, there is a x264 option that makes the output 
> file decode faster.

Indeed:

"--tune fastdecode", which maps to ffmpeg's libx264's
"-tune fastdecode"

(Note that using "-preset" will change some of those settings
additionally. I don't know which of the two options wins or how they
mix.)

See also http://superuser.com/questions/564402/explanation-of-x264-tune

Moritz


More information about the ffmpeg-user mailing list