59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
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/*
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** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
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** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program 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
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; 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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** Any non-GPL usage of this software or parts of this software is strictly
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** forbidden.
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**
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** Commercial non-GPL licensing of this software is possible.
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** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
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**
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** $Id$
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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
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fb_info *filter_bank_init(uint16_t frame_len);
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void filter_bank_end(fb_info *fb);
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#ifdef LTP_DEC
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void filter_bank_ltp(fb_info *fb,
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uint8_t window_sequence,
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uint8_t window_shape,
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uint8_t window_shape_prev,
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real_t *in_data,
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real_t *out_mdct,
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uint8_t object_type,
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uint16_t frame_len);
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#endif
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void ifilter_bank(fb_info *fb, uint8_t window_sequence, uint8_t window_shape,
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uint8_t window_shape_prev, real_t *freq_in,
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real_t *time_out, real_t *overlap,
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uint8_t object_type, uint16_t frame_len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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