/* * 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_AACPSDSP_H #define AVCODEC_AACPSDSP_H #include <stddef.h> #include "aac_defines.h" #define PS_QMF_TIME_SLOTS 32 #define PS_AP_LINKS 3 #define PS_MAX_AP_DELAY 5 typedef struct PSDSPContext { void (*add_squares)(INTFLOAT *dst, const INTFLOAT (*src)[2], int n); void (*mul_pair_single)(INTFLOAT (*dst)[2], INTFLOAT (*src0)[2], INTFLOAT *src1, int n); void (*hybrid_analysis)(INTFLOAT (*out)[2], INTFLOAT (*in)[2], const INTFLOAT (*filter)[8][2], ptrdiff_t stride, int n); void (*hybrid_analysis_ileave)(INTFLOAT (*out)[32][2], INTFLOAT L[2][38][64], int i, int len); void (*hybrid_synthesis_deint)(INTFLOAT out[2][38][64], INTFLOAT (*in)[32][2], int i, int len); void (*decorrelate)(INTFLOAT (*out)[2], INTFLOAT (*delay)[2], INTFLOAT (*ap_delay)[PS_QMF_TIME_SLOTS+PS_MAX_AP_DELAY][2], const INTFLOAT phi_fract[2], const INTFLOAT (*Q_fract)[2], const INTFLOAT *transient_gain, INTFLOAT g_decay_slope, int len); void (*stereo_interpolate[2])(INTFLOAT (*l)[2], INTFLOAT (*r)[2], INTFLOAT h[2][4], INTFLOAT h_step[2][4], int len); } PSDSPContext; void AAC_RENAME(ff_psdsp_init)(PSDSPContext *s); void ff_psdsp_init_arm(PSDSPContext *s); void ff_psdsp_init_aarch64(PSDSPContext *s); void ff_psdsp_init_mips(PSDSPContext *s); void ff_psdsp_init_x86(PSDSPContext *s); #endif /* AVCODEC_AACPSDSP_H */