利用Matlab软件对声音信号进行读取、放音、存储
先去下载一个声音文件;使用这个代码即可
Matlab
clear;
clc;
[y, Fs] = audioread('xxx.wav');
plot(y);
y = y(:, 1);
spectrogram(y);
sound(y, Fs);
% player = audioplayer(y, Fs);
y1 = diff(y(:, 1));
subplot(2, 1, 1);
plot(y(:, 1));
subplot(2, 1, 2);
plot(y1);
运行结果如下 :
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