[MEncoder-users] Expand a 16/9 video to 4/3 with black bars

[L Lee]

On 1/19/09 11:54 AM, "Grant" <emailgrant at gmail.com> wrote:

> I'm trying to use the expand filter to expand a 16/9 video to 4/3 by
> creating black bars and maintain 320x240 resolution for my Nokia N82.
> 
> If I specify either 320:::::4/3 or 240:::::4/3 I get the right shape
> with a 4/3 video window and black bars on the top and bottom on my
> computer, but the resolution ends up being 428x320 and the Nokia
> refuses to play it since its resolution is 320x240.  Does anyone know
> how to do this?

You might want to try these near the beginning of your filter chain. The
"178" value may be debated...

scale=320:178,expand=320:240

Laine Lee