multimedia_20150421_course

generate white noise
--
clear all
close all

N=44100;
s=randn(N,1);

f=fft(s);

figure
subplot(211)
plot(s)
subplot(212)
plot(20*log10(abs(s)))
--

[y,Fs,NBits] = wavread('name');
%   Fs : sampling frequency
audiowrite(filename,y,Fs)
sound(y,Fs);
size(y) ==> bits soundtunnel

--

C++ thread https://kheresy.wordpress.com/2012/07/06/multi-thread-programming-in-c-thread-p1/