Subject: Re: [ecasound] skipping unwanted portions of an audio file.
From: Bill Kenworthy (email@example.com)
Date: Sun Mar 04 2001 - 01:52:50 EET
This looks possible as I used the iam to locate the points for cutting
(found it faster than visual tools in fact!). So I could cut & paste
while locating the points - I'll give it a go. I used the bash script
idea yesterday which is what prompted me to write to the list - there's
gotta be a better way and I cannot be the only one who does this kind of
> I remember we discussed cutting waves in a single pass, support for
> that in ewf would be quite welcome.
> Anyway, wouldn't it be possible to do that in IAM? Like two chains:
> -a:1,2 -i:bigthing.wav
> -a:1 -o:/dev/dsp
> -a:2 -o:newthing.wav
> Where you'd have the second chain disconnected and set your position
> in bigthing with aio-setpos, then connect chain 2 to copy a certain
> portion of audio before disconnecting it and skipping to the next
> position in the wave file. Would that sort of editing work?
> > quite easy to put together a bash script to do the necessary steps:
> > ecasound -i big-file.wav -o target.wav -y:0 -t:20
> > ecasound -i big-file.wav -y:40 -o target.wav -y:20 -t:10
> > ecasound -i big-file.wav -y:100 -o target.wav -y:30 -t:40
> > ecasound -i big-file.wav -y:500 -o target.wav -y:70 -t:100
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