[Ffmpeg-devel] FFMpeg CVS build resizing issue?

[Jeff Clagg]

On Fri, Oct 20, 2006 at 02:36:09PM -0400, Mit Rowe wrote:
> I'm trying to resize a video, and seem to be having some issues. The
> video starts off as being 571x428 and theoretically should end up being
> qcif/176x144 but seems to be unaltered. Is this a known issue? Am i
> doing something incorrectly? Have any other advice or need more information?
> 
> Command Line:
> 
> /usr/local/bin/ffmpeg -i /media/videos/87/avi-test.avi -vcodec copy -s
> qcif /media/videos/87/87.avi

You can't resize with -vcodec copy. You have to re-encode.