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mpv/libfaad2/sbr_qmf.h
diego 73829e43ab More information about modifications to comply more closely with GPL 2a.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@12626 b3059339-0415-0410-9bf9-f77b7e298cf2
2004-06-23 13:50:53 +00:00

57 lines
2.0 KiB
C

/*
** 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 Mpeg4AAClicense@nero.com.
**
** Initially modified for use with MPlayer by Arpad Gereöffy on 2003/08/30
** $Id: sbr_qmf.h,v 1.3 2004/06/02 22:59:03 diego Exp $
** detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
**/
#ifndef __SBR_QMF_H__
#define __SBR_QMF_H__
#ifdef __cplusplus
extern "C" {
#endif
qmfa_info *qmfa_init(uint8_t channels);
void qmfa_end(qmfa_info *qmfa);
qmfs_info *qmfs_init(uint8_t channels);
void qmfs_end(qmfs_info *qmfs);
void sbr_qmf_analysis_32(sbr_info *sbr, qmfa_info *qmfa, const real_t *input,
qmf_t X[MAX_NTSRHFG][32], uint8_t offset, uint8_t kx);
void sbr_qmf_synthesis_64(sbr_info *sbr, qmfs_info *qmfs, qmf_t X[MAX_NTSRHFG][64],
real_t *output);
#ifdef USE_SSE
void sbr_qmf_synthesis_64_sse(sbr_info *sbr, qmfs_info *qmfs, qmf_t X[MAX_NTSRHFG][64],
real_t *output);
#endif
#ifdef __cplusplus
}
#endif
#endif