www.pudn.com > 305-matlabCode.zip > pitchshift_h_m.m

%PROJECT: AUDIO SIGNAL PROCESSING 
%IMPLEMENTATION OF PITCH SHIFTING EFFECTIN THE AUDIO SIGNAL 
%pitchshift FUNCTION 
%PROJECT BY: 
%-------------- 
function y=pitchshift_h_m(); 
[x,Fs,n]=wavread('wav_2.wav');%read in wav file 
N=length(x); 
% increasing the pitch 
M1 = 2; 
x_deci = x(1:M1:N); 
y=x_deci;