/*** 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: pns.h,v 1.27 2007/11/01 12:33:33 menno Exp $**/ #ifndef __PNS_H__#define __PNS_H__ #ifdef __cplusplusextern "C" {#endif #include "syntax.h" #define NOISE_OFFSET 90 void pns_decode(ic_stream *ics_left, ic_stream *ics_right,                real_t *spec_left, real_t *spec_right, uint16_t frame_len,                uint8_t channel_pair, uint8_t object_type,                /* RNG states */ uint32_t *__r1, uint32_t *__r2); static INLINE uint8_t is_noise(ic_stream *ics, uint8_t group, uint8_t sfb){    if (ics->sfb_cb[group][sfb] == NOISE_HCB)        return 1;    return 0;} #ifdef __cplusplus}#endif#endif