/* * iLBC - a library for the iLBC codec * * LPCencode.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: LPCencode.h,v 1.2 2008/03/06 12:27:37 steveu Exp $ */ #ifndef __iLBC_LPCENCODE_H #define __iLBC_LPCENCODE_H void LPCencode(float *syntdenum, /* (i/o) synthesis filter coefficients before/after encoding */ float *weightdenum, /* (i/o) weighting denumerator coefficients before/after encoding */ int *lsf_index, /* (o) lsf quantization index */ float *data, /* (i) lsf coefficients to quantize */ ilbc_encode_state_t *iLBCenc_inst); /* (i/o) the encoder state structure */ #endif