2 * Copyright (C) 2006 Michael Niedermayer <michaelni@gmx.at>
4 * This file is part of Libav.
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.
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.
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
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"
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);
39 av_cold void ff_yadif_init_x86(YADIFContext *yadif)
41 int cpu_flags = av_get_cpu_flags();
44 if (EXTERNAL_MMXEXT(cpu_flags))
45 yadif->filter_line = ff_yadif_filter_line_mmxext;
46 #endif /* ARCH_X86_32 */
47 if (EXTERNAL_SSE2(cpu_flags))
48 yadif->filter_line = ff_yadif_filter_line_sse2;
49 if (EXTERNAL_SSSE3(cpu_flags))
50 yadif->filter_line = ff_yadif_filter_line_ssse3;