2 * Copyright (C) 2014 Kieran Kunhya <kierank@obe.tv>
4 * This file is part of FFmpeg.
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.
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.
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.
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"
28 #include "libavfilter/tinterlace.h"
30 void ff_lowpass_line_sse2(uint8_t *dstp, ptrdiff_t linesize,
31 const uint8_t *srcp, ptrdiff_t mref,
32 ptrdiff_t pref, int clip_max);
33 void ff_lowpass_line_avx (uint8_t *dstp, ptrdiff_t linesize,
34 const uint8_t *srcp, ptrdiff_t mref,
35 ptrdiff_t pref, int clip_max);
36 void ff_lowpass_line_avx2 (uint8_t *dstp, ptrdiff_t linesize,
37 const uint8_t *srcp, ptrdiff_t mref,
38 ptrdiff_t pref, int clip_max);
40 void ff_lowpass_line_16_sse2(uint8_t *dstp, ptrdiff_t linesize,
41 const uint8_t *srcp, ptrdiff_t mref,
42 ptrdiff_t pref, int clip_max);
43 void ff_lowpass_line_16_avx (uint8_t *dstp, ptrdiff_t linesize,
44 const uint8_t *srcp, ptrdiff_t mref,
45 ptrdiff_t pref, int clip_max);
46 void ff_lowpass_line_16_avx2 (uint8_t *dstp, ptrdiff_t linesize,
47 const uint8_t *srcp, ptrdiff_t mref,
48 ptrdiff_t pref, int clip_max);
50 void ff_lowpass_line_complex_sse2(uint8_t *dstp, ptrdiff_t linesize,
51 const uint8_t *srcp, ptrdiff_t mref,
52 ptrdiff_t pref, int clip_max);
54 void ff_lowpass_line_complex_12_sse2(uint8_t *dstp, ptrdiff_t linesize,
55 const uint8_t *srcp, ptrdiff_t mref,
56 ptrdiff_t pref, int clip_max);
58 av_cold void ff_tinterlace_init_x86(TInterlaceContext *s)
60 int cpu_flags = av_get_cpu_flags();
62 if (s->csp->comp[0].depth > 8) {
63 if (EXTERNAL_SSE2(cpu_flags)) {
64 if (!(s->flags & TINTERLACE_FLAG_CVLPF))
65 s->lowpass_line = ff_lowpass_line_16_sse2;
67 s->lowpass_line = ff_lowpass_line_complex_12_sse2;
69 if (EXTERNAL_AVX(cpu_flags))
70 if (!(s->flags & TINTERLACE_FLAG_CVLPF))
71 s->lowpass_line = ff_lowpass_line_16_avx;
72 if (EXTERNAL_AVX2_FAST(cpu_flags)) {
73 if (!(s->flags & TINTERLACE_FLAG_CVLPF)) {
74 s->lowpass_line = ff_lowpass_line_16_avx2;
78 if (EXTERNAL_SSE2(cpu_flags)) {
79 if (!(s->flags & TINTERLACE_FLAG_CVLPF))
80 s->lowpass_line = ff_lowpass_line_sse2;
82 s->lowpass_line = ff_lowpass_line_complex_sse2;
84 if (EXTERNAL_AVX(cpu_flags))
85 if (!(s->flags & TINTERLACE_FLAG_CVLPF))
86 s->lowpass_line = ff_lowpass_line_avx;
87 if (EXTERNAL_AVX2_FAST(cpu_flags)) {
88 if (!(s->flags & TINTERLACE_FLAG_CVLPF)) {
89 s->lowpass_line = ff_lowpass_line_avx2;