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

%PROJECT: AUDIO SIGNAL PROCESSING 
%IMPLEMENTATION OF PITCH SHIFTING EFFECTIN THE AUDIO SIGNAL 
%pitchshift FUNCTION 
%PROJECT BY: 
%-------------- 
function y=pitchshift_l_m(); 
[x,Fs,n]=wavread('wav_2.wav');%read in wav file 
N=length(x); 
M2=2; 
x_inter = zeros(1, M2*N); 
x_inter(1:M2:M2*N) = x; 
y=x_inter;