ref: 830fab4aacc7ff6bc5456d935f15f773f6367f0d
dir: /libfaad/pns.h/
/* ** 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. ** ** Software using this code must display the following message visibly in or ** on each copy of the software: ** "FAAD2 AAC/HE-AAC/HE-AACv2/DRM decoder (c) Nero AG, www.nero.com" ** in, for example, the about-box or help/startup screen. ** ** Commercial non-GPL licensing of this software is possible. ** For more info contact Nero AG through [email protected]. ** ** $Id: pns.h,v 1.25 2006/05/07 18:09:01 menno Exp $ **/ #ifndef __PNS_H__ #define __PNS_H__ #ifdef __cplusplus extern "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