/* Copyright (C) 2002 Jean-Marc Valin & David Rowe   File: cb_search.c   Overlapped codebook search   Redistribution and use in source and binary forms, with or without   modification, are permitted provided that the following conditions   are met:      - Redistributions of source code must retain the above copyright   notice, this list of conditions and the following disclaimer.      - Redistributions in binary form must reproduce the above copyright   notice, this list of conditions and the following disclaimer in the   documentation and/or other materials provided with the distribution.      - Neither the name of the Xiph.org Foundation nor the names of its   contributors may be used to endorse or promote products derived from   this software without specific prior written permission.      THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.*/#ifndef CB_SEARCH_H#define CB_SEARCH_H#include "speex_bits.h"typedef struct split_cb_params {   int     subvect_size;   int     nb_subvect;   signed char  *shape_cb;   int     shape_bits;   int     have_sign;} split_cb_params;void split_cb_search_shape_sign(float target[],			/* target vector */float ak[],			/* LPCs for this subframe */float awk1[],			/* Weighted LPCs for this subframe */float awk2[],			/* Weighted LPCs for this subframe */void *par,                      /* Codebook/search parameters*/int   p,                        /* number of LPC coeffs */int   nsf,                      /* number of samples in subframe */float *exc,float *r,SpeexBits *bits,char *stack,int   complexity);void split_cb_shape_sign_unquant(float *exc,void *par,                      /* non-overlapping codebook */int   nsf,                      /* number of samples in subframe */SpeexBits *bits,char *stack);void noise_codebook_quant(float target[],			/* target vector */float ak[],			/* LPCs for this subframe */float awk1[],			/* Weighted LPCs for this subframe */float awk2[],			/* Weighted LPCs for this subframe */void *par,                      /* Codebook/search parameters*/int   p,                        /* number of LPC coeffs */int   nsf,                      /* number of samples in subframe */float *exc,float *r,SpeexBits *bits,char *stack,int   complexity);void noise_codebook_unquant(float *exc,void *par,                      /* non-overlapping codebook */int   nsf,                      /* number of samples in subframe */SpeexBits *bits,char *stack);#endif