15 lines
309 B
Matlab
15 lines
309 B
Matlab
clear all
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close all
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pkg load signal
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[x, fs] = audioread('butter.wav');
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sound(x, fs);
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new_fs = fs/5;
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display(new_fs);
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r = fs/new_fs;
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y = downsample(x, r);
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audiowrite('down.wav', y, new_fs);
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spectrogram(x,fs,5,30);
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title('original');
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spectrogram(y,fs,5,30);
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title('dowsampled');
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sound(y, new_fs); |