[MEncoder-users] Sizing JPEGs Correctly For Any Dimension

[Robert Sandie]

> You don't WANT black bars.  They significantly, and needlessly increase
> the bitrate.

I think I may have confused. This is regarding generating images from frames
in a video. This technique is used to properly show images in a pre-defined
jpeg size.

Youtube, Google Video.. everyone does it to create first frame images that
represent video. 

How?

- rob