Re: [linux-audio-dev] one-sample length impulse - HOWTO?

From: Asbjørn Sæbø <asbjs@email-addr-hidden>
Date: Mon Jan 16 2006 - 13:57:19 EET

On Sat, Jan 14, 2006 at 12:03:55AM +0300, Andrew Gaydenko wrote:
> Hi!
>
> The aim is to generate audiofile with one/few-sample-length impulse inside
> silence. Is there suitable software to do the job?

I usually use Matlab for this. Octave may also be used. Both of these
are very suitable for that kind of work.

In Octave:
-----------------------------------------
% Make a 100000 sample vector of zeros,
% set sample 50000 to one (the impulse),
% write to file

t = zeros(1,100000);
t(50000) = 1;
ausave('impulse.wav',t,44100,'long');
-----------------------------------------

Asbjørn
Received on Mon Jan 16 16:15:05 2006

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