FFmpeg
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
aacpsdsp_init_arm.c
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2012 Mans Rullgard
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "config.h"
22 
23 #include "libavutil/arm/cpu.h"
24 #include "libavutil/attributes.h"
25 #include "libavcodec/aacpsdsp.h"
26 
27 void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n);
28 void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2],
29  float *src1, int n);
30 void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2],
31  const float (*filter)[8][2],
32  int stride, int n);
33 void ff_ps_hybrid_analysis_ileave_neon(float (*out)[32][2], float L[2][38][64],
34  int i, int len);
35 void ff_ps_hybrid_synthesis_deint_neon(float out[2][38][64], float (*in)[32][2],
36  int i, int len);
37 void ff_ps_decorrelate_neon(float (*out)[2], float (*delay)[2],
38  float (*ap_delay)[PS_QMF_TIME_SLOTS+PS_MAX_AP_DELAY][2],
39  const float phi_fract[2], float (*Q_fract)[2],
40  const float *transient_gain, float g_decay_slope,
41  int len);
42 void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2],
43  float h[2][4], float h_step[2][4],
44  int len);
45 
47 {
49 
50  if (have_neon(cpu_flags)) {
56  }
57 }