Libav
vf_yadif_init.c
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1 /*
2  * Copyright (C) 2006 Michael Niedermayer <michaelni@gmx.at>
3  *
4  * This file is part of Libav.
5  *
6  * Libav 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  * Libav 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 Libav; if not, write to the Free Software
18  * Foundation, Inc., 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/internal.h"
24 #include "libavutil/mem.h"
25 #include "libavutil/x86/asm.h"
26 #include "libavutil/x86/cpu.h"
27 #include "libavfilter/yadif.h"
28 
29 void ff_yadif_filter_line_mmxext(void *dst, void *prev, void *cur,
30  void *next, int w, int prefs,
31  int mrefs, int parity, int mode);
32 void ff_yadif_filter_line_sse2(void *dst, void *prev, void *cur,
33  void *next, int w, int prefs,
34  int mrefs, int parity, int mode);
35 void ff_yadif_filter_line_ssse3(void *dst, void *prev, void *cur,
36  void *next, int w, int prefs,
37  int mrefs, int parity, int mode);
38 
40 {
41  int cpu_flags = av_get_cpu_flags();
42 
43 #if ARCH_X86_32
44  if (EXTERNAL_MMXEXT(cpu_flags))
46 #endif /* ARCH_X86_32 */
47  if (EXTERNAL_SSE2(cpu_flags))
49  if (EXTERNAL_SSSE3(cpu_flags))
51 }
void ff_yadif_filter_line_ssse3(void *dst, void *prev, void *cur, void *next, int w, int prefs, int mrefs, int parity, int mode)
#define EXTERNAL_SSSE3(flags)
Definition: cpu.h:52
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:47
void ff_yadif_filter_line_sse2(void *dst, void *prev, void *cur, void *next, int w, int prefs, int mrefs, int parity, int mode)
common internal API header
void ff_yadif_filter_line_mmxext(void *dst, void *prev, void *cur, void *next, int w, int prefs, int mrefs, int parity, int mode)
#define av_cold
Definition: attributes.h:66
void(* filter_line)(void *dst, void *prev, void *cur, void *next, int w, int prefs, int mrefs, int parity, int mode)
Required alignment for filter_line.
Definition: yadif.h:58
#define EXTERNAL_SSE2(flags)
Definition: cpu.h:50
#define EXTERNAL_MMXEXT(flags)
Definition: cpu.h:48
av_cold void ff_yadif_init_x86(YADIFContext *yadif)
Definition: vf_yadif_init.c:39