FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/tests/checkasm/vf_threshold.c
Date: 2026-04-30 18:27:06
Exec Total Coverage
Lines: 36 37 97.3%
Functions: 2 2 100.0%
Branches: 14 22 63.6%
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1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (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
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 */
18
19 #include <string.h>
20 #include "checkasm.h"
21 #include "libavfilter/vf_threshold_init.h"
22 #include "libavutil/intreadwrite.h"
23 #include "libavutil/mem_internal.h"
24
25 #define WIDTH 256
26 #define WIDTH_PADDED 256 + 32
27
28 #define randomize_buffers(buf, size) \
29 do { \
30 int j; \
31 uint8_t *tmp_buf = (uint8_t *)buf;\
32 for (j = 0; j < size; j++) \
33 tmp_buf[j] = rnd() & 0xFF; \
34 } while (0)
35
36 28 static void check_threshold(int depth){
37 28 LOCAL_ALIGNED_32(uint8_t, in , [WIDTH_PADDED]);
38 28 LOCAL_ALIGNED_32(uint8_t, threshold, [WIDTH_PADDED]);
39 28 LOCAL_ALIGNED_32(uint8_t, min , [WIDTH_PADDED]);
40 28 LOCAL_ALIGNED_32(uint8_t, max , [WIDTH_PADDED]);
41 28 LOCAL_ALIGNED_32(uint8_t, out_ref , [WIDTH_PADDED]);
42 28 LOCAL_ALIGNED_32(uint8_t, out_new , [WIDTH_PADDED]);
43 28 ptrdiff_t line_size = WIDTH_PADDED;
44 28 int w = WIDTH;
45
46 28 declare_func(void, const uint8_t *in, const uint8_t *threshold,
47 const uint8_t *min, const uint8_t *max, uint8_t *out,
48 ptrdiff_t ilinesize, ptrdiff_t tlinesize,
49 ptrdiff_t flinesize, ptrdiff_t slinesize,
50 ptrdiff_t olinesize, int w, int h);
51
52 ThresholdContext s;
53 28 s.depth = depth;
54 28 ff_threshold_init(&s);
55
56 28 memset(in, 0, WIDTH_PADDED);
57 28 memset(threshold, 0, WIDTH_PADDED);
58 28 memset(min, 0, WIDTH_PADDED);
59 28 memset(max, 0, WIDTH_PADDED);
60 28 memset(out_ref, 0, WIDTH_PADDED);
61 28 memset(out_new, 0, WIDTH_PADDED);
62
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 7196 randomize_buffers(in, WIDTH);
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 7196 randomize_buffers(threshold, WIDTH);
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 7196 randomize_buffers(min, WIDTH);
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 7196 randomize_buffers(max, WIDTH);
66
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 28 if (depth == 16)
68 14 w /= 2;
69
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 28 if (check_func(s.threshold, "threshold%d", depth)) {
71 6 call_ref(in, threshold, min, max, out_ref, line_size, line_size, line_size, line_size, line_size, w, 1);
72 6 call_new(in, threshold, min, max, out_new, line_size, line_size, line_size, line_size, line_size, w, 1);
73
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 6 if (memcmp(out_ref, out_new, WIDTH))
74 ✗ fail();
75
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 6 bench_new(in, threshold, min, max, out_new, line_size, line_size, line_size, line_size, line_size, w, 1);
76 }
77 28 }
78
79 14 void checkasm_check_vf_threshold(void)
80 {
81 14 check_threshold(8);
82 14 report("threshold8");
83
84 14 check_threshold(16);
85 14 report("threshold16");
86 14 }
87