Re: [SoX-users] Batch processing of spectrograms on OSX

[Hendrikus G. <hen...@gm...>]

Pascal

<To get exactly what he asked for, I'd go with:
Exactly - I agree.


Hendrikus


On Sat, Jul 21, 2012 at 2:06 PM, Pascal Giard <evi...@gm...> wrote:

> On Sat, Jul 21, 2012 at 12:17 AM, Hendrikus Godvliet
> <hen...@gm...> wrote:
> > Michael
> >
> > mkdir spectrogram
> > for f in *.wav  ;do sox "$f" -n spectrogram -o  spectrogram/"$f.png"
>  ;done
> >
> > And  with:
> > display "filename.png"
> > will show you the spetrogram image
> >
> > ore all together:
> > cd spectrogram
> > for f in *.png  ;do display "$f"   ;done
> >
> > with "alt - f4" you close the image an the nex image will show up.
> >
> >
> > Hendrikus
> >
> >
> >
> > On Sat, Jul 21, 2012 at 4:05 AM, Michael Karr <mic...@gm...
> >
> > wrote:
> >>
> >> Hello,
> >>
> >> I'm new to scripting and I have a large collection of audio files
> (around
> >> 5000 samples) that I want to produce a spectrogram of.  So if I want to
> >> apply the command:
> >> sox $1.wav -n spectrogram -m -o $1.png,
> >> to all the files in my folder, what would be the proper syntax?
> >>
> >> Cheers, Michael
>
> Almost there.
> To get exactly what he asked for, I'd go with:
>
> for i in *.wav; do sox $i -n spectrogram -m -o ${i%%.wav}.png; done
>
> This assumes that the shell is either bash or dash.
>
> Cheers,
>
> -Pascal
> --
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