buffer function error using input arguments

[y,Fs,nbits]=wavread('C:\Users\GOTHAMI\Desktop\piano.wav');
[R1,C1]=size(y);
[zas]=buffer(y,nspf);

iam getting eError using ==> buffer Input must be a vector.

Error in ==> prj3 at 9 [zas]=buffer(y,nspf); rror like this

Answer 1

[Jan]

As long as you do not explain what "nspf" is, we cannot guess the problem. But "y" might be a mtarix, if the WAV file is in stereo. But as the message explains, buffer expects a vector.