[MPlayer-users] mencoder cropping does not work?

[D Richard Felker III]

On Tue, Jan 06, 2004 at 09:30:37PM +0100, horst.schlonz at gmx.de wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> the main problem is i want to create a dvd-video with 3 svcd as source and the 
> nero vision express program.
> 
> Am Dienstag, 6. Januar 2004 19:12 schrieb Martin Emrich:
> > If you use "-ovc copy", the input video stream is recoded but copied 1:1
> > to the output file, so the crop filter has no chance of changing the
> > video. To use filters, use a "normal" codec, e.g. "-ovc lavc".
> 
> this works. the black bars are cut off now.
> 
> > But be aware that recoding a video reduces quality. Unless you also want to
> > make the file significantly smaller, better leave it in the original
> > format.
> >
> 
> the original format is 480x480 and has ridiculously big black bars. therefore 
> i get a dvd-video that wastes much space on the tv-screen not only above and 
> below the movie but also left and right because of the black bars. i hope 
> cutting off the bars will fix this.

It won't. The 480x480 in svcd is scaled to fill the whole screen. What
you need to do when making a DVD is leave the black bars in place and
scale to 720x480 (standard DVD size).

Rich