/*** 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: drm_dec.h,v 1.8 2007/11/01 12:33:30 menno Exp $**/ #ifndef __DRM_DEC_H__#define __DRM_DEC_H__ #ifdef __cplusplusextern "C" {#endif #include "bits.h" #define DRM_PARAMETRIC_STEREO    0#define DRM_NUM_SA_BANDS         8#define DRM_NUM_PAN_BANDS       20#define NUM_OF_LINKS             3#define NUM_OF_QMF_CHANNELS     64#define NUM_OF_SUBSAMPLES       30#define MAX_SA_BAND             46#define MAX_PAN_BAND            64#define MAX_DELAY                5 typedef struct{    uint8_t drm_ps_data_available;    uint8_t bs_enable_sa;    uint8_t bs_enable_pan;     uint8_t bs_sa_dt_flag;    uint8_t bs_pan_dt_flag;     uint8_t g_last_had_sa;    uint8_t g_last_had_pan;     int8_t bs_sa_data[DRM_NUM_SA_BANDS];    int8_t bs_pan_data[DRM_NUM_PAN_BANDS];     int8_t g_sa_index[DRM_NUM_SA_BANDS];    int8_t g_pan_index[DRM_NUM_PAN_BANDS];    int8_t g_prev_sa_index[DRM_NUM_SA_BANDS];    int8_t g_prev_pan_index[DRM_NUM_PAN_BANDS];     int8_t sa_decode_error;    int8_t pan_decode_error;     int8_t g_last_good_sa_index[DRM_NUM_SA_BANDS];    int8_t g_last_good_pan_index[DRM_NUM_PAN_BANDS];     uint8_t delay_buf_index_ser[NUM_OF_LINKS];     qmf_t SA[NUM_OF_SUBSAMPLES][MAX_SA_BAND];     complex_t d_buff[2][MAX_SA_BAND];    complex_t d2_buff[NUM_OF_LINKS][MAX_DELAY][MAX_SA_BAND];     real_t prev_nrg[MAX_SA_BAND];    real_t prev_peakdiff[MAX_SA_BAND];    real_t peakdecay_fast[MAX_SA_BAND];} drm_ps_info;  uint16_t drm_ps_data(drm_ps_info *ps, bitfile *ld); drm_ps_info *drm_ps_init(void);void drm_ps_free(drm_ps_info *ps); uint8_t drm_ps_decode(drm_ps_info *ps, uint8_t guess, qmf_t X_left[38][64], qmf_t X_right[38][64]); #ifdef __cplusplus}#endif#endif