FFmpeg  4.0
audiodsp_init_neon.c
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1 /*
2  * ARM NEON optimised audio functions
3  * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #include <stdint.h>
23 
24 #include "libavutil/attributes.h"
25 #include "libavcodec/audiodsp.h"
26 #include "audiodsp_arm.h"
27 
28 void ff_vector_clipf_neon(float *dst, const float *src, int len, float min, float max);
30  int32_t max, unsigned int len);
31 
32 int32_t ff_scalarproduct_int16_neon(const int16_t *v1, const int16_t *v2, int len);
33 
35 {
38 
40 }
#define src
Definition: vp8dsp.c:254
Macro definitions for various function/variable attributes.
void(* vector_clip_int32)(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len)
Clip each element in an array of int32_t to a given minimum and maximum value.
Definition: audiodsp.h:46
#define av_cold
Definition: attributes.h:82
void(* vector_clipf)(float *dst, const float *src, int len, float min, float max)
Definition: audiodsp.h:49
void ff_vector_clipf_neon(float *dst, const float *src, int len, float min, float max)
void ff_vector_clip_int32_neon(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len)
int32_t ff_scalarproduct_int16_neon(const int16_t *v1, const int16_t *v2, int len)
av_cold void ff_audiodsp_init_neon(AudioDSPContext *c)
int32_t
int32_t(* scalarproduct_int16)(const int16_t *v1, const int16_t *v2, int len)
Calculate scalar product of two vectors.
Definition: audiodsp.h:29
static double c[64]
int len
float min