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.
58 lines
2.5 KiB
58 lines
2.5 KiB
13 years ago
|
/*
|
||
|
|
* 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
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "config.h"
|
||
|
|
|
||
|
|
#include "libavutil/arm/cpu.h"
|
||
|
|
#include "libavutil/attributes.h"
|
||
|
|
#include "libavcodec/aacpsdsp.h"
|
||
|
|
|
||
|
|
void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n);
|
||
|
|
void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2],
|
||
|
|
float *src1, int n);
|
||
|
|
void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2],
|
||
|
|
const float (*filter)[8][2],
|
||
|
|
int stride, int n);
|
||
|
|
void ff_ps_hybrid_analysis_ileave_neon(float (*out)[32][2], float L[2][38][64],
|
||
|
|
int i, int len);
|
||
|
|
void ff_ps_hybrid_synthesis_deint_neon(float out[2][38][64], float (*in)[32][2],
|
||
|
|
int i, int len);
|
||
|
|
void ff_ps_decorrelate_neon(float (*out)[2], float (*delay)[2],
|
||
|
|
float (*ap_delay)[PS_QMF_TIME_SLOTS+PS_MAX_AP_DELAY][2],
|
||
|
|
const float phi_fract[2], float (*Q_fract)[2],
|
||
|
|
const float *transient_gain, float g_decay_slope,
|
||
|
|
int len);
|
||
|
|
void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2],
|
||
|
|
float h[2][4], float h_step[2][4],
|
||
|
|
int len);
|
||
|
|
|
||
|
|
av_cold void ff_psdsp_init_arm(PSDSPContext *s)
|
||
|
|
{
|
||
|
|
int cpu_flags = av_get_cpu_flags();
|
||
|
|
|
||
|
|
if (have_neon(cpu_flags)) {
|
||
|
|
s->add_squares = ff_ps_add_squares_neon;
|
||
|
|
s->mul_pair_single = ff_ps_mul_pair_single_neon;
|
||
|
|
s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_neon;
|
||
|
|
s->hybrid_analysis = ff_ps_hybrid_analysis_neon;
|
||
|
|
s->stereo_interpolate[0] = ff_ps_stereo_interpolate_neon;
|
||
|
|
}
|
||
|
|
}
|