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Re: [SoX-users] Feature request: split tracks.
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From: robs <aq...@ya...> - 2008-02-07 20:58:07
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In progress, will be in 14.0.2
Cheers,
Rob
--- Michael Chapman <ch...@mc...> wrote:
>
> On a different topic Chris Bagwell wrote (09 January
> 2008 3:16) :
> > There is no single effect in SoX to do this but it
> contains enough
> > building blocks to get it done.
>
> The wonder of SoX is the "building blocks" and the
> infinte ways they
> can be arranged. However my 'workaround' for
> splitting multi-track files
> is becoming increasingly messy (especially when the
> number of tracks is
> into double figures).
>
> I would like to:
> 1) Extract a single track from a multi-track file.
> in.wav --> out-track-23.wav
> 2) Split a multi-track file:
> in.wav --> out01.wav, out02.wav, ...,
> out99.wav
>
> Apologies if I have missed something, but thus far
> my messy workaround is:
> <CODE>
> my $on = " square fmod 10 0 0 100" ; #
> mutiply by 1
> my $off = " square create 10 50 0 0"; #
> replace with 0
> my %off; $off{0} = " ";
> for ( my $n = 1 ; $n < $channels ; $n++ ){
> $off{$n} = $off
> x $n }
> for ( my $n = 1 ; $n < $channels + 1 ;
> $n++){
> my $k = $n -1;
> my $l = $channels - $n;
> SoX ( "$file -c 1 $tdir/tmp.wav
> synth 0
> $off{$k} $on $off{$l} " );
> # etc., etc. (rename tmp.wav, etc.)
> </CODE>
> This is so messy I tend to think I have missed
> something!!
>
> Thanks,
> Michael
>
>
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