/* * iLBC - a library for the iLBC codec * * iCBSearch.h - The iLBC low bit rate speech codec. * * Adapted by Steve Underwood from the reference * iLBC code supplied in RFC3951. * * Original code Copyright (C) The Internet Society (2004). * All changes to produce this version Copyright (C) 2008 by Steve Underwood * All Rights Reserved. * * 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. * * $Id: iCBSearch.h,v 1.2 2008/03/06 12:27:38 steveu Exp $ */ #ifndef __iLBC_ICBSEARCH_H #define __iLBC_ICBSEARCH_H void iCBSearch(ilbc_encode_state_t *iLBCenc_inst, /* (i) the encoder state structure */ int *index, /* (o) Codebook indices */ int *gain_index, /* (o) Gain quantization indices */ float *intarget, /* (i) Target vector for encoding */ float *mem, /* (i) Buffer for codebook construction */ int lMem, /* (i) Length of buffer */ int lTarget, /* (i) Length of vector */ int nStages, /* (i) Number of codebook stages */ float *weightDenum, /* (i) weighting filter coefficients */ float *weightState, /* (i) weighting filter state */ int block); /* (i) the sub-block number */ #endif