acelpcontrib.m

ITU-T G.723.1 Speech Coder: Matlab implementation This package implements the speech coder and de

function y = ACELPContrib (N, Pulseval, ACELPpar)
% Calculate the N sample ACELP contribution to the excitation.

% $Id: ACELPContrib.m 1.7 2004/08/03 G.723.1-v2r1a $

% Place the pulses with the (signed) gain
y = zeros (N, 1);
y(Pulseval.m) = Pulseval.g;

% Add pitch repetition, if appropriate
y = RepShift (y, Pulseval.ShiftLag, Pulseval.ShiftGain);

return