FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavfilter/scene_sad.c
Date: 2025-07-28 20:30:09
Exec Total Coverage
Lines: 31 31 100.0%
Functions: 3 3 100.0%
Branches: 17 18 94.4%

Line Branch Exec Source
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 /**
20 * @file
21 * Scene SAD functions
22 */
23
24 #include "scene_sad.h"
25
26 107 void ff_scene_sad16_c(SCENE_SAD_PARAMS)
27 {
28 107 uint64_t sad = 0;
29 107 const uint16_t *src1w = (const uint16_t *)src1;
30 107 const uint16_t *src2w = (const uint16_t *)src2;
31 int x, y;
32
33 107 stride1 /= 2;
34 107 stride2 /= 2;
35
36
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37
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38
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7293952 sad += FFABS(src1w[x] - src2w[x]);
39 25968 src1w += stride1;
40 25968 src2w += stride2;
41 }
42 107 *sum = sad;
43 107 }
44
45 3376 void ff_scene_sad_c(SCENE_SAD_PARAMS)
46 {
47 3376 uint64_t sad = 0;
48 int x, y;
49
50
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51
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52
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657408 sad += FFABS(src1[x] - src2[x]);
53 886336 src1 += stride1;
54 886336 src2 += stride2;
55 }
56 3376 *sum = sad;
57 3376 }
58
59 87 ff_scene_sad_fn ff_scene_sad_get_fn(int depth)
60 {
61 87 ff_scene_sad_fn sad = NULL;
62 #if ARCH_X86
63 87 sad = ff_scene_sad_get_fn_x86(depth);
64 #endif
65
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87 if (!sad) {
66
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71 if (depth <= 8)
67 8 sad = ff_scene_sad_c;
68
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63 else if (depth <= 16)
69 63 sad = ff_scene_sad16_c;
70 }
71 87 return sad;
72 }
73