[FFmpeg-user] set image width only?

Stefano Sabatini stefano.sabatini-lala at poste.it
Thu Sep 8 01:23:01 CEST 2011

On date Wednesday 2011-09-07 21:29:02 +0100, Mark Himsley encoded:
> On 07/09/2011 21:23, lovelove wrote:
> >Hi. Sorry for being a newbie, but I have looked everywhere in
> >http://ffmpeg.org/ffmpeg-doc.html and only found *-s WxH*, but how can I
> >/set the width/ e.g. to 400 /*without specifying the height*/ (which FFmpeg
> >should determine itself based on the aspect ratio)? (I'm outputting still
> >images). Many thanks.
> You missed this part of ffmpeg-doc.html
> http://ffmpeg.org/ffmpeg-doc.html#SEC89

Better to read instead:

ffmpeg-doc.html is not updated since ages (and maybe should be removed
from the web-server).
ffmpeg-user random tip #0
Please try to use a reasonably recent version of ffmpeg before asking
questions to ffmpeg-user: older versions aren't supported here!

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