mpv/libfaad2/ssr_fb.h

51 lines
1.7 KiB
C

/*
** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
** Copyright (C) 2003 M. Bakker, Ahead Software AG, http://www.nero.com
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** 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. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
**
** Any non-GPL usage of this software or parts of this software is strictly
** forbidden.
**
** Commercial non-GPL licensing of this software is possible.
** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
**
** $Id: ssr_fb.h,v 1.2 2003/07/29 08:20:14 menno Exp $
**/
#ifndef __SSR_FB_H__
#define __SSR_FB_H__
#ifdef __cplusplus
extern "C" {
#endif
fb_info *ssr_filter_bank_init(uint16_t frame_len);
void ssr_filter_bank_end(fb_info *fb);
/*non overlapping inverse filterbank */
void ssr_ifilter_bank(fb_info *fb,
uint8_t window_sequence,
uint8_t window_shape,
uint8_t window_shape_prev,
real_t *freq_in,
real_t *time_out,
uint16_t frame_len);
#ifdef __cplusplus
}
#endif
#endif