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1 | /* | ||
2 | * This file is part of FFmpeg. | ||
3 | * | ||
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. | ||
8 | * | ||
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. | ||
13 | * | ||
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 | ||
17 | */ | ||
18 | |||
19 | #include <stdint.h> | ||
20 | |||
21 | #include "config.h" | ||
22 | #include "libavutil/attributes.h" | ||
23 | #include "libavutil/intreadwrite.h" | ||
24 | #include "pixblockdsp.h" | ||
25 | |||
26 | 3902400 | static void get_pixels_16_c(int16_t *restrict block, const uint8_t *pixels, | |
27 | ptrdiff_t stride) | ||
28 | { | ||
29 |
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35121600 | for (int i = 0; i < 8; i++) |
30 | 31219200 | AV_COPY128(block + i * 8, pixels + i * stride); | |
31 | 3902400 | } | |
32 | |||
33 | ✗ | static void get_pixels_unaligned_16_c(int16_t *restrict block, | |
34 | const uint8_t *pixels, ptrdiff_t stride) | ||
35 | { | ||
36 | ✗ | AV_COPY128U(block + 0 * 8, pixels + 0 * stride); | |
37 | ✗ | AV_COPY128U(block + 1 * 8, pixels + 1 * stride); | |
38 | ✗ | AV_COPY128U(block + 2 * 8, pixels + 2 * stride); | |
39 | ✗ | AV_COPY128U(block + 3 * 8, pixels + 3 * stride); | |
40 | ✗ | AV_COPY128U(block + 4 * 8, pixels + 4 * stride); | |
41 | ✗ | AV_COPY128U(block + 5 * 8, pixels + 5 * stride); | |
42 | ✗ | AV_COPY128U(block + 6 * 8, pixels + 6 * stride); | |
43 | ✗ | AV_COPY128U(block + 7 * 8, pixels + 7 * stride); | |
44 | ✗ | } | |
45 | |||
46 | 106972460 | static void get_pixels_8_c(int16_t *restrict block, const uint8_t *pixels, | |
47 | ptrdiff_t stride) | ||
48 | { | ||
49 | int i; | ||
50 | |||
51 | /* read the pixels */ | ||
52 |
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962752140 | for (i = 0; i < 8; i++) { |
53 | 855779680 | block[0] = pixels[0]; | |
54 | 855779680 | block[1] = pixels[1]; | |
55 | 855779680 | block[2] = pixels[2]; | |
56 | 855779680 | block[3] = pixels[3]; | |
57 | 855779680 | block[4] = pixels[4]; | |
58 | 855779680 | block[5] = pixels[5]; | |
59 | 855779680 | block[6] = pixels[6]; | |
60 | 855779680 | block[7] = pixels[7]; | |
61 | 855779680 | pixels += stride; | |
62 | 855779680 | block += 8; | |
63 | } | ||
64 | 106972460 | } | |
65 | |||
66 | 22851360 | static void diff_pixels_c(int16_t *restrict block, const uint8_t *s1, | |
67 | const uint8_t *s2, ptrdiff_t stride) | ||
68 | { | ||
69 | int i; | ||
70 | |||
71 | /* read the pixels */ | ||
72 |
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205662240 | for (i = 0; i < 8; i++) { |
73 | 182810880 | block[0] = s1[0] - s2[0]; | |
74 | 182810880 | block[1] = s1[1] - s2[1]; | |
75 | 182810880 | block[2] = s1[2] - s2[2]; | |
76 | 182810880 | block[3] = s1[3] - s2[3]; | |
77 | 182810880 | block[4] = s1[4] - s2[4]; | |
78 | 182810880 | block[5] = s1[5] - s2[5]; | |
79 | 182810880 | block[6] = s1[6] - s2[6]; | |
80 | 182810880 | block[7] = s1[7] - s2[7]; | |
81 | 182810880 | s1 += stride; | |
82 | 182810880 | s2 += stride; | |
83 | 182810880 | block += 8; | |
84 | } | ||
85 | 22851360 | } | |
86 | |||
87 | 322 | av_cold void ff_pixblockdsp_init(PixblockDSPContext *c, int bits_per_raw_sample) | |
88 | { | ||
89 |
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322 | const unsigned high_bit_depth = bits_per_raw_sample > 8 && |
90 | bits_per_raw_sample <= 16; | ||
91 | |||
92 | 322 | c->diff_pixels_unaligned = | |
93 | 322 | c->diff_pixels = diff_pixels_c; | |
94 | |||
95 |
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322 | if (high_bit_depth) { |
96 | 7 | c->get_pixels_unaligned = get_pixels_unaligned_16_c; | |
97 | 7 | c->get_pixels = get_pixels_16_c; | |
98 | } else { | ||
99 | 315 | c->get_pixels_unaligned = | |
100 | 315 | c->get_pixels = get_pixels_8_c; | |
101 | } | ||
102 | |||
103 | #if ARCH_AARCH64 | ||
104 | ff_pixblockdsp_init_aarch64(c, high_bit_depth); | ||
105 | #elif ARCH_ARM | ||
106 | ff_pixblockdsp_init_arm(c, high_bit_depth); | ||
107 | #elif ARCH_PPC | ||
108 | ff_pixblockdsp_init_ppc(c, high_bit_depth); | ||
109 | #elif ARCH_RISCV | ||
110 | ff_pixblockdsp_init_riscv(c, high_bit_depth); | ||
111 | #elif ARCH_X86 | ||
112 | 322 | ff_pixblockdsp_init_x86(c, high_bit_depth); | |
113 | #elif ARCH_MIPS | ||
114 | ff_pixblockdsp_init_mips(c, high_bit_depth); | ||
115 | #endif | ||
116 | 322 | } | |
117 |