[FFmpeg-devel] [PATCH]Try to improve -s size documentation

[Michael Niedermayer]

On Thu, Mar 31, 2011 at 04:55:59PM +0200, Stefano Sabatini wrote:
> On date Thursday 2011-03-31 09:51:34 +0200, Carl Eugen Hoyos encoded:
> > Hi!
> > 
> > Please comment, I fear the documentation should reflect actual behaviour.
> > 
> > Carl Eugen
> 
> > diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi
> > index af9d6ba..51dfab7 100644
> > --- a/doc/ffmpeg.texi
> > +++ b/doc/ffmpeg.texi
> > @@ -169,6 +169,9 @@ Set the number of video frames to record.
> >  Set frame rate (Hz value, fraction or abbreviation), (default = 25).
> >  @item -s @var{size}
> >  Set frame size. The format is @samp{wxh} (ffserver default = 160x128, ffmpeg default = same as source).
> > +There is no default for input streams,
> 
> > +for output streams it is set by default to the size of the input stream.
> 
> maybe: "input stream" -> "source stream" (or source input stream)
> 
> > +If the input file has streams with different resolutions, the behaviour is undefined.
> 

> I believe that the size will be by default the same of the
> corresponding input stream (according to the mapping mechanism), but I
> need to verify this.

yes or its a bug

[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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