| /* |
| * Copyright (c) 2012 Mans Rullgard |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg 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. |
| * |
| * FFmpeg 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 FFmpeg; 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> |
| #include "aac_defines.h" |
| #include "libavutil/softfloat.h" |
| |
| typedef struct SBRDSPContext { |
| void (*sum64x5)(INTFLOAT *z); |
| AAC_FLOAT (*sum_square)(INTFLOAT (*x)[2], int n); |
| void (*neg_odd_64)(INTFLOAT *x); |
| void (*qmf_pre_shuffle)(INTFLOAT *z); |
| void (*qmf_post_shuffle)(INTFLOAT W[32][2], const INTFLOAT *z); |
| void (*qmf_deint_neg)(INTFLOAT *v, const INTFLOAT *src); |
| void (*qmf_deint_bfly)(INTFLOAT *v, const INTFLOAT *src0, const INTFLOAT *src1); |
| void (*autocorrelate)(const INTFLOAT x[40][2], AAC_FLOAT phi[3][2][2]); |
| void (*hf_gen)(INTFLOAT (*X_high)[2], const INTFLOAT (*X_low)[2], |
| const INTFLOAT alpha0[2], const INTFLOAT alpha1[2], |
| INTFLOAT bw, int start, int end); |
| void (*hf_g_filt)(INTFLOAT (*Y)[2], const INTFLOAT (*X_high)[40][2], |
| const AAC_FLOAT *g_filt, int m_max, intptr_t ixh); |
| void (*hf_apply_noise[4])(INTFLOAT (*Y)[2], const AAC_FLOAT *s_m, |
| const AAC_FLOAT *q_filt, int noise, |
| int kx, int m_max); |
| } SBRDSPContext; |
| |
| extern const INTFLOAT AAC_RENAME(ff_sbr_noise_table)[][2]; |
| |
| void AAC_RENAME(ff_sbrdsp_init)(SBRDSPContext *s); |
| void ff_sbrdsp_init_arm(SBRDSPContext *s); |
| void ff_sbrdsp_init_aarch64(SBRDSPContext *s); |
| void ff_sbrdsp_init_x86(SBRDSPContext *s); |
| void ff_sbrdsp_init_mips(SBRDSPContext *s); |
| |
| #endif /* AVCODEC_SBRDSP_H */ |
