function readInput(filename, l, start, stop)

close all

[y, Fs, bits] = wavread(filename);
if start == -1
   y = y';
else   
   y = y(start:stop)';
end

length(y)/480

before = strcat(l, '_before.wav');
full = strcat(l,'_full_after.wav');
narrow = strcat(l,'_narrow_after.wav');
eight = strcat(l,'_8_after.wav');
sixteen = strcat(l,'_16_after.wav');
ATH = strcat(l,'_ATH_after.wav');

% Wave - Full Quantization
%[Fs, xr, bits, x] = encode(y, '', 0, 0, -1, before, full);

% Wave - Narrow Quantization
[Fs, xr, bits, x] = encode(y, '', 0, 0, 0, '',narrow);

% Wave - 8-bit Quantization
%[Fs, xr, bits, x] = encode(y, '', 0, 0, 8, '',eight);

% Wave - 16-bit Quantization
%[Fs, xr, bits, x] = encode(y, '', 0, 0, 16, '',sixteen);

% Wave - ATH Quantization
%[Fs, xr, bits, x] = encode(y, '', 0, 0, 99, '',ATH);