ref: 65a708ac330ddc83d16ddaa5387d368276c888cb
dir: /libfaad/sbr_dct.h/
/* ** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding ** Copyright (C) 2003-2004 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 [email protected]. ** ** $Id: sbr_dct.h,v 1.10 2004/01/05 14:05:12 menno Exp $ **/ #ifndef __SBR_DCT_H__ #define __SBR_DCT_H__ #ifdef __cplusplus extern "C" { #endif void DCT3_32_unscaled(real_t *y, real_t *x); void DCT2_64_unscaled(real_t *y, real_t *x); void DST2_64_unscaled(real_t *y, real_t *x); void DCT4_64(real_t *y, real_t *x); void DCT4_64_kernel(real_t *y, real_t *t2); #ifdef __cplusplus } #endif #endif