[MEncoder-users] encoding speed

[Raimund Berger]

Philippe MONROUX <phi2-monroux at wanadoo.fr> writes:

> Hi,
>
> I actually encode with (please excuse the line wrapping) :
>
> -vf crop=$CROP,scale=$SCALE,hqdn3d=2:1:2,harddup -ovc x264 -x264encopts bitrate=$BR:subq=5:partitions=all:8x8dct:frameref=2:bframes=3:b_pyramid:weight_b:turbo=1:pass=1
>
> -vf crop=$CROP,scale=$SCALE,hqdn3d=2:1:2,harddup -ovc x264 -x264encopts bitrate=$BR:subq=5:partitions=all:8x8dct:frameref=2:bframes=3:b_pyramid:weight_b:pass=2
>
> but sometimes it's slow (especially with big scale).  Sure I can put turbo=2 etc...But I wonder
> whether if it's not croping and scaling which waste time. 
>
> Is it possible to use  libavcodec x.264 to benefit autoaspect option ?
> And how to use it ? 

What do you mean with "big scale"?