DDownsamplingg.rar_B-Sample_downsampling_downsampling matlab_spe

clear all;close all;clc; s=audioread('sig1.wav'); fs=44100; player1=audioplayer(s,fs); play(player1); M1=2; ry1=downsample(s,M1); player2=audioplayer(ry1,fs/M1); play(player2); M2=4; ry2=downsample(s,M2); player3=audioplayer(ry2,fs/M2); play(player3); M3=8; ry3=downsample(s,M3); player4=audioplayer(ry3,fs/M3); play(player4); M4=16; ry4=downsample(s,M4); player5=audioplayer(ry4,fs/M4); play(player5); spectrogram(s,1024); title('spectrogram of sig1'); figure spectrogram(ry1,1024); title('spectrogram of sig1 M=2'); figure spectrogram(ry2,1024); title('spectrogram of sig1 M=4'); figure spectrogram(ry3,1024); title('spectrogram of sig1 M=8'); figure spectrogram(ry4,1024); title('spectrogram of sig1 M=16');