2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "libavutil/attributes.h"
23 #include "libavutil/cpu.h"
24 #include "libavutil/x86/cpu.h"
25 #include "libavcodec/h264chroma.h"
27 void ff_put_h264_chroma_mc8_rnd_mmx (uint8_t *dst
, uint8_t *src
,
28 int stride
, int h
, int x
, int y
);
29 void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst
, uint8_t *src
,
30 int stride
, int h
, int x
, int y
);
31 void ff_avg_h264_chroma_mc8_rnd_3dnow(uint8_t *dst
, uint8_t *src
,
32 int stride
, int h
, int x
, int y
);
34 void ff_put_h264_chroma_mc4_mmx (uint8_t *dst
, uint8_t *src
,
35 int stride
, int h
, int x
, int y
);
36 void ff_avg_h264_chroma_mc4_mmxext (uint8_t *dst
, uint8_t *src
,
37 int stride
, int h
, int x
, int y
);
38 void ff_avg_h264_chroma_mc4_3dnow (uint8_t *dst
, uint8_t *src
,
39 int stride
, int h
, int x
, int y
);
41 void ff_put_h264_chroma_mc2_mmxext (uint8_t *dst
, uint8_t *src
,
42 int stride
, int h
, int x
, int y
);
43 void ff_avg_h264_chroma_mc2_mmxext (uint8_t *dst
, uint8_t *src
,
44 int stride
, int h
, int x
, int y
);
46 void ff_put_h264_chroma_mc8_rnd_ssse3(uint8_t *dst
, uint8_t *src
,
47 int stride
, int h
, int x
, int y
);
48 void ff_put_h264_chroma_mc4_ssse3 (uint8_t *dst
, uint8_t *src
,
49 int stride
, int h
, int x
, int y
);
51 void ff_avg_h264_chroma_mc8_rnd_ssse3(uint8_t *dst
, uint8_t *src
,
52 int stride
, int h
, int x
, int y
);
53 void ff_avg_h264_chroma_mc4_ssse3 (uint8_t *dst
, uint8_t *src
,
54 int stride
, int h
, int x
, int y
);
56 #define CHROMA_MC(OP, NUM, DEPTH, OPT) \
57 void ff_ ## OP ## _h264_chroma_mc ## NUM ## _ ## DEPTH ## _ ## OPT \
58 (uint8_t *dst, uint8_t *src, \
59 int stride, int h, int x, int y);
61 CHROMA_MC(put
, 2, 10, mmxext
)
62 CHROMA_MC(avg
, 2, 10, mmxext
)
63 CHROMA_MC(put
, 4, 10, mmxext
)
64 CHROMA_MC(avg
, 4, 10, mmxext
)
65 CHROMA_MC(put
, 8, 10, sse2
)
66 CHROMA_MC(avg
, 8, 10, sse2
)
67 CHROMA_MC(put
, 8, 10, avx
)
68 CHROMA_MC(avg
, 8, 10, avx
)
70 av_cold
void ff_h264chroma_init_x86(H264ChromaContext
*c
, int bit_depth
)
72 int high_bit_depth
= bit_depth
> 8;
73 int cpu_flags
= av_get_cpu_flags();
75 if (EXTERNAL_MMX(cpu_flags
) && !high_bit_depth
) {
76 c
->put_h264_chroma_pixels_tab
[0] = ff_put_h264_chroma_mc8_rnd_mmx
;
77 c
->put_h264_chroma_pixels_tab
[1] = ff_put_h264_chroma_mc4_mmx
;
80 if (EXTERNAL_AMD3DNOW(cpu_flags
) && !high_bit_depth
) {
81 c
->avg_h264_chroma_pixels_tab
[0] = ff_avg_h264_chroma_mc8_rnd_3dnow
;
82 c
->avg_h264_chroma_pixels_tab
[1] = ff_avg_h264_chroma_mc4_3dnow
;
85 if (EXTERNAL_MMXEXT(cpu_flags
) && !high_bit_depth
) {
86 c
->avg_h264_chroma_pixels_tab
[0] = ff_avg_h264_chroma_mc8_rnd_mmxext
;
87 c
->avg_h264_chroma_pixels_tab
[1] = ff_avg_h264_chroma_mc4_mmxext
;
88 c
->avg_h264_chroma_pixels_tab
[2] = ff_avg_h264_chroma_mc2_mmxext
;
89 c
->put_h264_chroma_pixels_tab
[2] = ff_put_h264_chroma_mc2_mmxext
;
92 if (EXTERNAL_MMXEXT(cpu_flags
) && bit_depth
> 8 && bit_depth
<= 10) {
93 c
->put_h264_chroma_pixels_tab
[2] = ff_put_h264_chroma_mc2_10_mmxext
;
94 c
->avg_h264_chroma_pixels_tab
[2] = ff_avg_h264_chroma_mc2_10_mmxext
;
95 c
->put_h264_chroma_pixels_tab
[1] = ff_put_h264_chroma_mc4_10_mmxext
;
96 c
->avg_h264_chroma_pixels_tab
[1] = ff_avg_h264_chroma_mc4_10_mmxext
;
99 if (EXTERNAL_SSE2(cpu_flags
) && bit_depth
> 8 && bit_depth
<= 10) {
100 c
->put_h264_chroma_pixels_tab
[0] = ff_put_h264_chroma_mc8_10_sse2
;
101 c
->avg_h264_chroma_pixels_tab
[0] = ff_avg_h264_chroma_mc8_10_sse2
;
104 if (EXTERNAL_SSSE3(cpu_flags
) && !high_bit_depth
) {
105 c
->put_h264_chroma_pixels_tab
[0] = ff_put_h264_chroma_mc8_rnd_ssse3
;
106 c
->avg_h264_chroma_pixels_tab
[0] = ff_avg_h264_chroma_mc8_rnd_ssse3
;
107 c
->put_h264_chroma_pixels_tab
[1] = ff_put_h264_chroma_mc4_ssse3
;
108 c
->avg_h264_chroma_pixels_tab
[1] = ff_avg_h264_chroma_mc4_ssse3
;
111 if (EXTERNAL_AVX(cpu_flags
) && bit_depth
> 8 && bit_depth
<= 10) {
112 // AVX implies !cache64.
113 // TODO: Port cache(32|64) detection from x264.
114 c
->put_h264_chroma_pixels_tab
[0] = ff_put_h264_chroma_mc8_10_avx
;
115 c
->avg_h264_chroma_pixels_tab
[0] = ff_avg_h264_chroma_mc8_10_avx
;