[MPlayer-users] bad format

[D Richard Felker III]

On Fri, Feb 27, 2004 at 08:03:34PM +0100, tarass at club-internet.fr wrote:
> 
> Hello,
> 
> I've just baught a DX 3220 that can play mpg4 and other various coded 
> file. But I have a problem:
> 
> usually I code with lavc codec with crop found with cropdetec, and I 
> don't make any attention with the format because mplayer plays it back 
> with the good format. But DX 3220 doesn't.
> 
> Basically 4:3 files are coded around 528*576 and 16:9 around 728*480.
> I have black lines left and right for 4:3 movies and no more horizontal 
> black lines with 16:9 and the image is distorded.
> With mplayer I have no such problems.
> 
> 
> How should I encode to avoid such problem (rescale 728*576 ??) and how 
> could I see the already encoded movies in a correct format ?
> Should I rescale them and how ?

You should always make sure coded dimensions are a multiple of 16 in
both directions. Either apply extra cropping or scale so that this is
the case.

Rich