[FFmpeg-devel] [PATCH] lavfi/showspectrum: display multiple channels in separate row

Stefano Sabatini stefasab at gmail.com
Sat Feb 2 01:11:13 CET 2013


On date Friday 2013-02-01 17:28:24 +0100, Rudolf Polzer encoded:
> On Fri, Feb 01, 2013 at 04:19:35PM +0000, Paul B Mahol wrote:
> > On 2/1/13, Rudolf Polzer <divverent at xonotic.org> wrote:
> > > The showspectrum filter gets multiple channel (any count) support. Most
> > > ideas here are from durandal_1707.
> > >
> > > Screenshots (temporary URL):
> > > http://rm.sudo.rm-f.org/~xonotic/temp/ffmpeg-showspectrum/screenshots/
> > >
> > > New options:
> > >
> > > - combined=1: old ffplay-like combined view of all channels
> > > - intensity=1: sox-like intensity spectrum
> > > - logscale=1: sox-like logarithmic scale
> > > - saturation=<float>: saturation modifier
> > 
> > If there are no objections i will commit this but with different
> > logic in options and updated doxy:
> > 
> > mode: combined, separate
> 
> sure
> 
> > ???: intensity
> 
> color=intensity, color=channel, color=gray (latter would be kinda
> redundant with saturation=0, but who cares)
> 
> > scale: logarithmic, square root
> 
> A bit long... maybe scale=log, scale=sqrt (and maybe scale=lin too?
> didn't look very useful when I tried it, though...)
> 
> Will you do these changes? They certainly are fine by me.

+1 on the PBM suggestions.

Please guys send an updated patch, so I get a chance to comment on
syntax/doc/code.

[...]
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FFmpeg = Fanciful & Foolish Meaningless Picky Enlightened Glue


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