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2ba45a60 DM |
1 | /* |
2 | * software RGB to RGB converter | |
3 | * pluralize by software PAL8 to RGB converter | |
4 | * software YUV to YUV converter | |
5 | * software YUV to RGB converter | |
6 | * Written by Nick Kurshev. | |
7 | * palette & YUV & runtime CPU stuff by Michael (michaelni@gmx.at) | |
8 | * | |
9 | * This file is part of FFmpeg. | |
10 | * | |
11 | * FFmpeg is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU Lesser General Public | |
13 | * License as published by the Free Software Foundation; either | |
14 | * version 2.1 of the License, or (at your option) any later version. | |
15 | * | |
16 | * FFmpeg is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | * Lesser General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU Lesser General Public | |
22 | * License along with FFmpeg; if not, write to the Free Software | |
23 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
24 | */ | |
25 | ||
26 | #include <stdint.h> | |
27 | ||
28 | #include "config.h" | |
29 | #include "libavutil/attributes.h" | |
30 | #include "libavutil/x86/asm.h" | |
31 | #include "libavutil/x86/cpu.h" | |
32 | #include "libavutil/cpu.h" | |
33 | #include "libavutil/bswap.h" | |
34 | #include "libswscale/rgb2rgb.h" | |
35 | #include "libswscale/swscale.h" | |
36 | #include "libswscale/swscale_internal.h" | |
37 | ||
38 | #if HAVE_INLINE_ASM | |
39 | ||
40 | DECLARE_ASM_CONST(8, uint64_t, mmx_ff) = 0x00000000000000FFULL; | |
41 | DECLARE_ASM_CONST(8, uint64_t, mmx_null) = 0x0000000000000000ULL; | |
42 | DECLARE_ASM_CONST(8, uint64_t, mmx_one) = 0xFFFFFFFFFFFFFFFFULL; | |
43 | DECLARE_ASM_CONST(8, uint64_t, mask32b) = 0x000000FF000000FFULL; | |
44 | DECLARE_ASM_CONST(8, uint64_t, mask32g) = 0x0000FF000000FF00ULL; | |
45 | DECLARE_ASM_CONST(8, uint64_t, mask32r) = 0x00FF000000FF0000ULL; | |
46 | DECLARE_ASM_CONST(8, uint64_t, mask32a) = 0xFF000000FF000000ULL; | |
47 | DECLARE_ASM_CONST(8, uint64_t, mask32) = 0x00FFFFFF00FFFFFFULL; | |
48 | DECLARE_ASM_CONST(8, uint64_t, mask3216br) = 0x00F800F800F800F8ULL; | |
49 | DECLARE_ASM_CONST(8, uint64_t, mask3216g) = 0x0000FC000000FC00ULL; | |
50 | DECLARE_ASM_CONST(8, uint64_t, mask3215g) = 0x0000F8000000F800ULL; | |
51 | DECLARE_ASM_CONST(8, uint64_t, mul3216) = 0x2000000420000004ULL; | |
52 | DECLARE_ASM_CONST(8, uint64_t, mul3215) = 0x2000000820000008ULL; | |
53 | DECLARE_ASM_CONST(8, uint64_t, mask24b) = 0x00FF0000FF0000FFULL; | |
54 | DECLARE_ASM_CONST(8, uint64_t, mask24g) = 0xFF0000FF0000FF00ULL; | |
55 | DECLARE_ASM_CONST(8, uint64_t, mask24r) = 0x0000FF0000FF0000ULL; | |
56 | DECLARE_ASM_CONST(8, uint64_t, mask24l) = 0x0000000000FFFFFFULL; | |
57 | DECLARE_ASM_CONST(8, uint64_t, mask24h) = 0x0000FFFFFF000000ULL; | |
58 | DECLARE_ASM_CONST(8, uint64_t, mask24hh) = 0xffff000000000000ULL; | |
59 | DECLARE_ASM_CONST(8, uint64_t, mask24hhh) = 0xffffffff00000000ULL; | |
60 | DECLARE_ASM_CONST(8, uint64_t, mask24hhhh) = 0xffffffffffff0000ULL; | |
61 | DECLARE_ASM_CONST(8, uint64_t, mask15b) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */ | |
62 | DECLARE_ASM_CONST(8, uint64_t, mask15rg) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */ | |
63 | DECLARE_ASM_CONST(8, uint64_t, mask15s) = 0xFFE0FFE0FFE0FFE0ULL; | |
64 | DECLARE_ASM_CONST(8, uint64_t, mask15g) = 0x03E003E003E003E0ULL; | |
65 | DECLARE_ASM_CONST(8, uint64_t, mask15r) = 0x7C007C007C007C00ULL; | |
66 | #define mask16b mask15b | |
67 | DECLARE_ASM_CONST(8, uint64_t, mask16g) = 0x07E007E007E007E0ULL; | |
68 | DECLARE_ASM_CONST(8, uint64_t, mask16r) = 0xF800F800F800F800ULL; | |
69 | DECLARE_ASM_CONST(8, uint64_t, red_16mask) = 0x0000f8000000f800ULL; | |
70 | DECLARE_ASM_CONST(8, uint64_t, green_16mask) = 0x000007e0000007e0ULL; | |
71 | DECLARE_ASM_CONST(8, uint64_t, blue_16mask) = 0x0000001f0000001fULL; | |
72 | DECLARE_ASM_CONST(8, uint64_t, red_15mask) = 0x00007c0000007c00ULL; | |
73 | DECLARE_ASM_CONST(8, uint64_t, green_15mask) = 0x000003e0000003e0ULL; | |
74 | DECLARE_ASM_CONST(8, uint64_t, blue_15mask) = 0x0000001f0000001fULL; | |
75 | DECLARE_ASM_CONST(8, uint64_t, mul15_mid) = 0x4200420042004200ULL; | |
76 | DECLARE_ASM_CONST(8, uint64_t, mul15_hi) = 0x0210021002100210ULL; | |
77 | DECLARE_ASM_CONST(8, uint64_t, mul16_mid) = 0x2080208020802080ULL; | |
78 | ||
79 | DECLARE_ALIGNED(8, extern const uint64_t, ff_bgr2YOffset); | |
80 | DECLARE_ALIGNED(8, extern const uint64_t, ff_w1111); | |
81 | DECLARE_ALIGNED(8, extern const uint64_t, ff_bgr2UVOffset); | |
82 | ||
83 | #define BY ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5)) | |
84 | #define BV ((int)(-0.071*(1<<RGB2YUV_SHIFT)+0.5)) | |
85 | #define BU ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5)) | |
86 | #define GY ((int)( 0.504*(1<<RGB2YUV_SHIFT)+0.5)) | |
87 | #define GV ((int)(-0.368*(1<<RGB2YUV_SHIFT)+0.5)) | |
88 | #define GU ((int)(-0.291*(1<<RGB2YUV_SHIFT)+0.5)) | |
89 | #define RY ((int)( 0.257*(1<<RGB2YUV_SHIFT)+0.5)) | |
90 | #define RV ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5)) | |
91 | #define RU ((int)(-0.148*(1<<RGB2YUV_SHIFT)+0.5)) | |
92 | ||
93 | // Note: We have C, MMX, MMXEXT, 3DNOW versions, there is no 3DNOW + MMXEXT one. | |
94 | ||
95 | #define COMPILE_TEMPLATE_MMXEXT 0 | |
96 | #define COMPILE_TEMPLATE_AMD3DNOW 0 | |
97 | #define COMPILE_TEMPLATE_SSE2 0 | |
98 | #define COMPILE_TEMPLATE_AVX 0 | |
99 | ||
100 | //MMX versions | |
101 | #undef RENAME | |
102 | #define RENAME(a) a ## _mmx | |
103 | #include "rgb2rgb_template.c" | |
104 | ||
105 | // MMXEXT versions | |
106 | #undef RENAME | |
107 | #undef COMPILE_TEMPLATE_MMXEXT | |
108 | #define COMPILE_TEMPLATE_MMXEXT 1 | |
109 | #define RENAME(a) a ## _mmxext | |
110 | #include "rgb2rgb_template.c" | |
111 | ||
112 | //SSE2 versions | |
113 | #undef RENAME | |
114 | #undef COMPILE_TEMPLATE_SSE2 | |
115 | #define COMPILE_TEMPLATE_SSE2 1 | |
116 | #define RENAME(a) a ## _sse2 | |
117 | #include "rgb2rgb_template.c" | |
118 | ||
119 | //AVX versions | |
120 | #undef RENAME | |
121 | #undef COMPILE_TEMPLATE_AVX | |
122 | #define COMPILE_TEMPLATE_AVX 1 | |
123 | #define RENAME(a) a ## _avx | |
124 | #include "rgb2rgb_template.c" | |
125 | ||
126 | //3DNOW versions | |
127 | #undef RENAME | |
128 | #undef COMPILE_TEMPLATE_MMXEXT | |
129 | #undef COMPILE_TEMPLATE_SSE2 | |
130 | #undef COMPILE_TEMPLATE_AVX | |
131 | #undef COMPILE_TEMPLATE_AMD3DNOW | |
132 | #define COMPILE_TEMPLATE_MMXEXT 0 | |
133 | #define COMPILE_TEMPLATE_SSE2 0 | |
134 | #define COMPILE_TEMPLATE_AVX 0 | |
135 | #define COMPILE_TEMPLATE_AMD3DNOW 1 | |
136 | #define RENAME(a) a ## _3dnow | |
137 | #include "rgb2rgb_template.c" | |
138 | ||
139 | /* | |
140 | RGB15->RGB16 original by Strepto/Astral | |
141 | ported to gcc & bugfixed : A'rpi | |
142 | MMXEXT, 3DNOW optimization by Nick Kurshev | |
143 | 32-bit C version, and and&add trick by Michael Niedermayer | |
144 | */ | |
145 | ||
146 | #endif /* HAVE_INLINE_ASM */ | |
147 | ||
148 | av_cold void rgb2rgb_init_x86(void) | |
149 | { | |
150 | #if HAVE_INLINE_ASM | |
151 | int cpu_flags = av_get_cpu_flags(); | |
152 | ||
153 | if (INLINE_MMX(cpu_flags)) | |
154 | rgb2rgb_init_mmx(); | |
155 | if (INLINE_AMD3DNOW(cpu_flags)) | |
156 | rgb2rgb_init_3dnow(); | |
157 | if (INLINE_MMXEXT(cpu_flags)) | |
158 | rgb2rgb_init_mmxext(); | |
159 | if (INLINE_SSE2(cpu_flags)) | |
160 | rgb2rgb_init_sse2(); | |
161 | if (INLINE_AVX(cpu_flags)) | |
162 | rgb2rgb_init_avx(); | |
163 | #endif /* HAVE_INLINE_ASM */ | |
164 | } |