72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/*
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* FAAC - Freeware Advanced Audio Coder
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* Copyright (C) 2001 Menno Bakker
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* $Id: filtbank.h,v 1.11 2005/02/02 07:51:49 sur Exp $
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*/
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#ifndef FILTBANK_H
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#define FILTBANK_H
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include "frame.h"
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#ifdef DRM
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#define NFLAT_LS (( BLOCK_LEN_LONG - BLOCK_LEN_SHORT ) / 2)
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#else
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#define NFLAT_LS 448
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#endif
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#define MOVERLAPPED 0
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#define MNON_OVERLAPPED 1
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#define SINE_WINDOW 0
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#define KBD_WINDOW 1
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void FilterBankInit ( faacEncHandle hEncoder );
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void FilterBankEnd ( faacEncHandle hEncoder );
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void FilterBank( faacEncHandle hEncoder,
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CoderInfo *coderInfo,
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double *p_in_data,
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double *p_out_mdct,
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double *p_overlap,
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int overlap_select );
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void IFilterBank( faacEncHandle hEncoder,
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CoderInfo *coderInfo,
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double *p_in_data,
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double *p_out_mdct,
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double *p_overlap,
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int overlap_select );
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void specFilter( double *freqBuff,
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int sampleRate,
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int lowpassFreq,
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int specLen );
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* FILTBANK_H */
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