libilbc
0.0.1
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00001 /* 00002 * iLBC - a library for the iLBC codec 00003 * 00004 * iCBSearch.h - The iLBC low bit rate speech codec. 00005 * 00006 * Adapted by Steve Underwood <steveu@coppice.org> from the reference 00007 * iLBC code supplied in RFC3951. 00008 * 00009 * Original code Copyright (C) The Internet Society (2004). 00010 * All changes to produce this version Copyright (C) 2008 by Steve Underwood 00011 * All Rights Reserved. 00012 * 00013 * This program is distributed in the hope that it will be useful, 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00016 * 00017 * $Id: iCBSearch.h,v 1.2 2008/03/06 12:27:38 steveu Exp $ 00018 */ 00019 00020 #ifndef __iLBC_ICBSEARCH_H 00021 #define __iLBC_ICBSEARCH_H 00022 00023 void iCBSearch(ilbc_encode_state_t *iLBCenc_inst, /* (i) the encoder state structure */ 00024 int *index, /* (o) Codebook indices */ 00025 int *gain_index, /* (o) Gain quantization indices */ 00026 float *intarget, /* (i) Target vector for encoding */ 00027 float *mem, /* (i) Buffer for codebook construction */ 00028 int lMem, /* (i) Length of buffer */ 00029 int lTarget, /* (i) Length of vector */ 00030 int nStages, /* (i) Number of codebook stages */ 00031 float *weightDenum, /* (i) weighting filter coefficients */ 00032 float *weightState, /* (i) weighting filter state */ 00033 int block); /* (i) the sub-block number */ 00034 00035 #endif