mirror of
https://github.com/mpv-player/mpv
synced 2024-12-12 01:46:16 +00:00
e24087509a
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10990 b3059339-0415-0410-9bf9-f77b7e298cf2
56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/*
|
|
** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
|
|
** Copyright (C) 2003 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.
|
|
**
|
|
** $Id: tns.h,v 1.9 2003/09/09 18:09:52 menno Exp $
|
|
**/
|
|
|
|
#ifndef __TNS_H__
|
|
#define __TNS_H__
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
|
|
#define TNS_MAX_ORDER 20
|
|
|
|
|
|
void tns_decode_frame(ic_stream *ics, tns_info *tns, uint8_t sr_index,
|
|
uint8_t object_type, real_t *spec, uint16_t frame_len);
|
|
void tns_encode_frame(ic_stream *ics, tns_info *tns, uint8_t sr_index,
|
|
uint8_t object_type, real_t *spec, uint16_t frame_len);
|
|
|
|
static void tns_decode_coef(uint8_t order, uint8_t coef_res_bits, uint8_t coef_compress,
|
|
uint8_t *coef, real_t *a);
|
|
static void tns_ar_filter(real_t *spectrum, uint16_t size, int8_t inc, real_t *lpc,
|
|
uint8_t order);
|
|
static void tns_ma_filter(real_t *spectrum, uint16_t size, int8_t inc, real_t *lpc,
|
|
uint8_t order);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|