FFmpeg
vf_pp7_init.c
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1 /*
2  * Copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (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
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License along
17  * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19  */
20 
21 #include "libavutil/attributes.h"
22 #include "libavutil/cpu.h"
23 #include "libavutil/x86/cpu.h"
24 #include "libavfilter/vf_pp7.h"
25 
26 void ff_pp7_dctB_mmx(int16_t *dst, int16_t *src);
27 
29 {
31 
32  if (EXTERNAL_MMX(cpu_flags))
33  p->dctB = ff_pp7_dctB_mmx;
34 }
#define EXTERNAL_MMX(flags)
Definition: cpu.h:56
static atomic_int cpu_flags
Definition: cpu.c:50
Macro definitions for various function/variable attributes.
#define av_cold
Definition: attributes.h:88
#define src
Definition: vp8dsp.c:254
void ff_pp7_dctB_mmx(int16_t *dst, int16_t *src)
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:93
av_cold void ff_pp7_init_x86(PP7Context *p)
Definition: vf_pp7_init.c:28
void(* dctB)(int16_t *dst, int16_t *src)
Definition: vf_pp7.h:40