mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
2.4 KiB
57 lines
2.4 KiB
/* |
|
* 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 LIBAVCODEC_AACPSDSP_H |
|
#define LIBAVCODEC_AACPSDSP_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], |
|
int 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_mips(PSDSPContext *s); |
|
void ff_psdsp_init_x86(PSDSPContext *s); |
|
|
|
#endif /* LIBAVCODEC_AACPSDSP_H */
|
|
|