29 Apr
2009
29 Apr
'09
9:20 a.m.
Andrew Gaydenko wrote:
Say, I need to generate 1 second, 2 ch, given bps and
sr wav filled with
(analog) 0.0 except for the only sample in middle with 1.0 value, or some
periodic sequence like { -1.0, -1.0, 1.0, 1.0, -1.0, -1.0, ... }, or something
else which can be described in few lines of C/Java-like language.
What is an appropriate software for such simple tasks?
Do you use GNU Octave at all?
If so, the latest versions of libsndfile ship with Octave modules
allowing you to do:
octave:2> data = zeros(1,1000);
octave:3> data (20) = 1 ;
octave:4> sfwrite ("a.wav", data', 44100, "wav-float");
Erik
--
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Erik de Castro Lopo
http://www.mega-nerd.com/