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/*
* Copyright (c) 2012 Mans Rullgard
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef LIBAVCODEC_AACPSDSP_H
#define LIBAVCODEC_AACPSDSP_H
#define PS_QMF_TIME_SLOTS 32
#define PS_AP_LINKS 3
#define PS_MAX_AP_DELAY 5
typedef struct PSDSPContext {
void (*add_squares)(float *dst, const float (*src)[2], int n);
void (*mul_pair_single)(float (*dst)[2], float (*src0)[2], float *src1,
int n);
void (*hybrid_analysis)(float (*out)[2], float (*in)[2],
const float (*filter)[8][2],
int stride, int n);
void (*hybrid_analysis_ileave)(float (*out)[32][2], float L[2][38][64],
int i, int len);
void (*hybrid_synthesis_deint)(float out[2][38][64], float (*in)[32][2],
int i, int len);
void (*decorrelate)(float (*out)[2], float (*delay)[2],
float (*ap_delay)[PS_QMF_TIME_SLOTS+PS_MAX_AP_DELAY][2],
const float phi_fract[2], float (*Q_fract)[2],
const float *transient_gain,
float g_decay_slope,
int len);
void (*stereo_interpolate[2])(float (*l)[2], float (*r)[2],
float h[2][4], float h_step[2][4],
int len);
} PSDSPContext;
void ff_psdsp_init(PSDSPContext *s);
void ff_psdsp_init_arm(PSDSPContext *s);
#endif /* LIBAVCODEC_AACPSDSP_H */
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