ref: a6c5046f22be23435ab21c679e4bf14631f0e233
dir: /nok_pitch.h/
/* * Function prototypes for LTP functions * * Copyright (c) 1999 M. Bakker * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; see the file COPYING. If not, write to * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ /************************************************************************** Version Control Information Method: CVS Identifiers: $Revision: 1.3 $ $Date: 2000/10/05 08:39:02 $ (check in) $Author: menno $ *************************************************************************/ #ifndef NOK_PITCH_H_ #define NOK_PITCH_H_ extern double snr_pred (double *mdct_in, double *mdct_pred, int *sfb_flag, int *sfb_offset, enum WINDOW_TYPE block_type, int side_info, int num_of_sfb); extern void prediction (short *buffer, double *predicted_samples, double *weight, int delay, int flen); //extern int estimate_delay (double *sb_samples, short *x_buffer, int flen); extern int estimate_delay (double *sb_samples, short *x_buffer); extern void pitch (double *sb_samples, double *sb_samples_pred, short *x_buffer, int *ltp_coef, int delay, int flen); #endif