FFmpeg
mpegaudiodsp_init_arm.c
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1 /*
2  * Copyright (c) 2011 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 <stdint.h>
22 
23 #include "libavutil/attributes.h"
24 #include "libavutil/arm/cpu.h"
26 #include "config.h"
27 
29  int *dither, int16_t *out, ptrdiff_t incr);
30 
32 {
34 
35  if (have_armv6(cpu_flags)) {
36  s->apply_window_fixed = ff_mpadsp_apply_window_fixed_armv6;
37  }
38 }
out
FILE * out
Definition: movenc.c:54
MPADSPContext
Definition: mpegaudiodsp.h:28
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:103
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:52
window
static SDL_Window * window
Definition: ffplay.c:364
av_cold
#define av_cold
Definition: attributes.h:90
s
#define s(width, name)
Definition: cbs_vp9.c:198
ff_mpadsp_init_arm
av_cold void ff_mpadsp_init_arm(MPADSPContext *s)
Definition: mpegaudiodsp_init_arm.c:31
cpu.h
attributes.h
ff_mpadsp_apply_window_fixed_armv6
void ff_mpadsp_apply_window_fixed_armv6(int32_t *synth_buf, int32_t *window, int *dither, int16_t *out, ptrdiff_t incr)
mpegaudiodsp.h
have_armv6
#define have_armv6(flags)
Definition: cpu.h:26
int32_t
int32_t
Definition: audioconvert.c:56
dither
static const uint8_t dither[8][8]
Definition: vf_fspp.c:60