yading@10: /*
yading@10:  * Copyright (c) 2012 Mans Rullgard
yading@10:  *
yading@10:  * This file is part of Libav.
yading@10:  *
yading@10:  * Libav is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * Libav is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with Libav; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_SBRDSP_H
yading@10: #define AVCODEC_SBRDSP_H
yading@10: 
yading@10: #include <stdint.h>
yading@10: 
yading@10: typedef struct SBRDSPContext {
yading@10:     void (*sum64x5)(float *z);
yading@10:     float (*sum_square)(float (*x)[2], int n);
yading@10:     void (*neg_odd_64)(float *x);
yading@10:     void (*qmf_pre_shuffle)(float *z);
yading@10:     void (*qmf_post_shuffle)(float W[32][2], const float *z);
yading@10:     void (*qmf_deint_neg)(float *v, const float *src);
yading@10:     void (*qmf_deint_bfly)(float *v, const float *src0, const float *src1);
yading@10:     void (*autocorrelate)(const float x[40][2], float phi[3][2][2]);
yading@10:     void (*hf_gen)(float (*X_high)[2], const float (*X_low)[2],
yading@10:                    const float alpha0[2], const float alpha1[2],
yading@10:                    float bw, int start, int end);
yading@10:     void (*hf_g_filt)(float (*Y)[2], const float (*X_high)[40][2],
yading@10:                       const float *g_filt, int m_max, intptr_t ixh);
yading@10:     void (*hf_apply_noise[4])(float (*Y)[2], const float *s_m,
yading@10:                               const float *q_filt, int noise,
yading@10:                               int kx, int m_max);
yading@10: } SBRDSPContext;
yading@10: 
yading@10: extern const float ff_sbr_noise_table[][2];
yading@10: 
yading@10: void ff_sbrdsp_init(SBRDSPContext *s);
yading@10: void ff_sbrdsp_init_arm(SBRDSPContext *s);
yading@10: void ff_sbrdsp_init_x86(SBRDSPContext *s);
yading@10: void ff_sbrdsp_init_mips(SBRDSPContext *s);
yading@10: 
yading@10: #endif /* AVCODEC_SBRDSP_H */