2 * Copyright (C) 2016 Thomas Mundt <loudmax@yahoo.de>
4 * This file is part of FFmpeg.
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.
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.
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
21 #include "libavutil/attributes.h"
22 #include "libavutil/cpu.h"
23 #include "libavutil/mem.h"
24 #include "libavutil/x86/asm.h"
25 #include "libavutil/x86/cpu.h"
26 #include "libavfilter/bwdif.h"
28 void ff_bwdif_filter_line_mmxext(void *dst, void *prev, void *cur, void *next,
29 int w, int prefs, int mrefs, int prefs2,
30 int mrefs2, int prefs3, int mrefs3, int prefs4,
31 int mrefs4, int parity, int clip_max);
32 void ff_bwdif_filter_line_sse2(void *dst, void *prev, void *cur, void *next,
33 int w, int prefs, int mrefs, int prefs2,
34 int mrefs2, int prefs3, int mrefs3, int prefs4,
35 int mrefs4, int parity, int clip_max);
36 void ff_bwdif_filter_line_ssse3(void *dst, void *prev, void *cur, void *next,
37 int w, int prefs, int mrefs, int prefs2,
38 int mrefs2, int prefs3, int mrefs3, int prefs4,
39 int mrefs4, int parity, int clip_max);
41 void ff_bwdif_filter_line_12bit_mmxext(void *dst, void *prev, void *cur, void *next,
42 int w, int prefs, int mrefs, int prefs2,
43 int mrefs2, int prefs3, int mrefs3, int prefs4,
44 int mrefs4, int parity, int clip_max);
45 void ff_bwdif_filter_line_12bit_sse2(void *dst, void *prev, void *cur, void *next,
46 int w, int prefs, int mrefs, int prefs2,
47 int mrefs2, int prefs3, int mrefs3, int prefs4,
48 int mrefs4, int parity, int clip_max);
49 void ff_bwdif_filter_line_12bit_ssse3(void *dst, void *prev, void *cur, void *next,
50 int w, int prefs, int mrefs, int prefs2,
51 int mrefs2, int prefs3, int mrefs3, int prefs4,
52 int mrefs4, int parity, int clip_max);
54 av_cold void ff_bwdif_init_x86(BWDIFContext *bwdif)
56 int cpu_flags = av_get_cpu_flags();
57 int bit_depth = (!bwdif->csp) ? 8 : bwdif->csp->comp[0].depth;
61 if (EXTERNAL_MMXEXT(cpu_flags))
62 bwdif->filter_line = ff_bwdif_filter_line_mmxext;
63 #endif /* ARCH_X86_32 */
64 if (EXTERNAL_SSE2(cpu_flags))
65 bwdif->filter_line = ff_bwdif_filter_line_sse2;
66 if (EXTERNAL_SSSE3(cpu_flags))
67 bwdif->filter_line = ff_bwdif_filter_line_ssse3;
68 } else if (bit_depth <= 12) {
70 if (EXTERNAL_MMXEXT(cpu_flags))
71 bwdif->filter_line = ff_bwdif_filter_line_12bit_mmxext;
72 #endif /* ARCH_X86_32 */
73 if (EXTERNAL_SSE2(cpu_flags))
74 bwdif->filter_line = ff_bwdif_filter_line_12bit_sse2;
75 if (EXTERNAL_SSSE3(cpu_flags))
76 bwdif->filter_line = ff_bwdif_filter_line_12bit_ssse3;