[MPlayer-dev-eng] Documentation - TV capture example suggestion

Diego Biurrun diego at biurrun.de
Mon Mar 21 10:52:59 CET 2005


On Sun, Mar 20, 2005 at 09:32:21PM -0500, D Richard Felker III wrote:
> On Sun, Mar 20, 2005 at 09:27:42PM -0500, Gabor Nagy wrote:
> > On page
> > 
> > http://www.mplayerhq.hu/DOCS/HTML/en/tv-input.html#tv-tips
> > 
> > the following example appears:
> >  mencoder -tv driver=v4l:width=768:height=576 \
> >  -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=350:vhq:vqmax=31:keyint=300 \
> >  -oac mp3lame -lameopts cbr:br=48 \
> >  -vf crop=720:540:24:18,pp=tn/lb,scale=384:288 -sws 1 -o output.avi tv://
> > 
> > It might be better to switch off tempnoise filter in this case, since the
> > resizing itself eliminates the noise, and tempnoise takes up some CPU time
> > - which may matter for slower CPUs:
> >  -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=350:vhq:vqmax=31:keyint=300 \
> >  -oac mp3lame -lameopts cbr:br=48 \
> >  -vf crop=720:540:24:18,pp=lb,scale=384:288 -sws 1 -o output.avi tv://
> > 
> > Maybe it would still worth to have the example as it is, because otherwise
> > new users would not hear about tn if they only have a look on the examples,
> > so a short note mentioning that it could be easily switched off on low
> > CPUs.
> 
> No, never put it in examples. It's bad. It should actually be removed
> from the code...

OK, removed from the example.

Diego




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