/*
  * 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 AVCODEC_SBRDSP_H
 #define AVCODEC_SBRDSP_H

 #include <stdint.h>
 

 typedef struct SBRDSPContext {
     void (*sum64x5)(float *z);
     float (*sum_square)(float (*x)[2], int n);
     void (*neg_odd_64)(float *x);
     void (*qmf_pre_shuffle)(float *z);
     void (*qmf_post_shuffle)(float W[32][2], const float *z);
     void (*qmf_deint_neg)(float *v, const float *src);
     void (*qmf_deint_bfly)(float *v, const float *src0, const float *src1);
     void (*autocorrelate)(const float x[40][2], float phi[3][2][2]);
     void (*hf_gen)(float (*X_high)[2], const float (*X_low)[2],
                    const float alpha0[2], const float alpha1[2],
                    float bw, int start, int end);
     void (*hf_g_filt)(float (*Y)[2], const float (*X_high)[40][2],

                       const float *g_filt, int m_max, intptr_t ixh);

     void (*hf_apply_noise[4])(float (*Y)[2], const float *s_m,
                               const float *q_filt, int noise,
                               int kx, int m_max);
 } SBRDSPContext;
 
 extern const float ff_sbr_noise_table[][2];
 
 void ff_sbrdsp_init(SBRDSPContext *s);

 void ff_sbrdsp_init_arm(SBRDSPContext *s);

 void ff_sbrdsp_init_x86(SBRDSPContext *s);

 #endif /* AVCODEC_SBRDSP_H */