ZLMediaKit/tests/Audio/libFaad/drc.h
2021-06-28 17:33:26 +08:00

50 lines
1.6 KiB
C++

/*
** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
** Copyright (C) 2003-2005 M. Bakker, Nero 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.
**
** The "appropriate copyright message" mentioned in section 2c of the GPLv2
** must read: "Code from FAAD2 is copyright (c) Nero AG, www.nero.com"
**
** Commercial non-GPL licensing of this software is possible.
** For more info contact Nero AG through Mpeg4AAClicense@nero.com.
**
** $Id: drc.h,v 1.22 2007/11/01 12:33:30 menno Exp $
**/
#ifndef __DRC_H__
#define __DRC_H__
#ifdef __cplusplus
extern "C" {
#endif
#define DRC_REF_LEVEL 20*4 /* -20 dB */
drc_info *drc_init(real_t cut, real_t boost);
void drc_end(drc_info *drc);
void drc_decode(drc_info *drc, real_t *spec);
#ifdef __cplusplus
}
#endif
#endif