Created
April 9, 2019 00:36
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Processamento Digital de Audio 1
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| clear all; | |
| close all; | |
| clc; | |
| [Y,fs]=audioread('sine1.wav'); | |
| figure(1), port(Y); | |
| Yd = fft(Y); | |
| X_mag = abs(Yd); | |
| N = length(Y); | |
| Fbin = 0:1:N-1; | |
| figure(2), plot((fs/N).*Fbin, X_mag/(N/2)) | |
| xlim([0 fs/2]) | |
| set(gca, 'FontSize', 16) | |
| xlabel('$f(Hz)$', 'Interpreter', 'LaTex', 'FontSize', 18); | |
| ylabel('$|X(\omega)|$', 'Interpreter', 'LaTex', 'FontSize', 18); | |
| sound(Y, fs) |
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