[MEncoder-users] What is yuv420p special converter?

[Andrew Berg]

On 6/16/2010 7:08 PM, U. George wrote:
> > Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.
> > [swscaler @ 0x8a6cdc0]using unscaled yuv420p -> yuv420p special converter
> > VO: [gl] 1920x1080 => 1920x1080 Planar YV12
>
>
> Is there a 720p? is there a 1080p?
>   
yuv420p refers to colors and has absolutely nothing to do with resolution.
> WideScreen Aspect also appears to be off. Expected some letterboxing on 
> this old laptop!
Your screen is likely 16:10, which is normal. Widescreen monitors are
generally 16:10, not 16:9.
http://en.wikipedia.org/wiki/WSXGA_Wide_XGA%2B