FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavutil/tests/dovi_meta.c
Date: 2026-09-16 18:55:35
Exec Total Coverage
Lines: 67 73 91.8%
Functions: 1 1 100.0%
Branches: 23 46 50.0%
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 #include <limits.h>
20 #include <stdint.h>
21 #include <stdio.h>
22
23 #include "libavutil/dovi_meta.h"
24 #include "libavutil/mem.h"
25
26 1 int main(void)
27 {
28 AVDOVIDecoderConfigurationRecord *cfg;
29 AVDOVIMetadata *md;
30 size_t size;
31
32 /* av_dovi_alloc */
33 1 printf("Testing av_dovi_alloc()\n");
34 1 cfg = av_dovi_alloc(&size);
35
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 1 if (cfg) {
36 1 printf("alloc: OK, size>0=%s, dv_profile=%d\n",
37
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 1 size > 0 ? "yes" : "no", cfg->dv_profile);
38 1 av_free(cfg);
39 } else {
40 ✗ printf("alloc: FAIL\n");
41 }
42
43 1 cfg = av_dovi_alloc(NULL);
44
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 1 printf("alloc (no size): %s\n", cfg ? "OK" : "FAIL");
45 1 av_free(cfg);
46
47 /* av_dovi_metadata_alloc */
48 1 printf("\nTesting av_dovi_metadata_alloc()\n");
49 1 md = av_dovi_metadata_alloc(&size);
50
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 1 if (md) {
51 AVDOVIRpuDataHeader *header;
52 AVDOVIDataMapping *mapping;
53 AVDOVIColorMetadata *color;
54
55
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 1 printf("alloc: OK, size>0=%s\n", size > 0 ? "yes" : "no");
56 1 printf("num_ext_blocks=%d\n", md->num_ext_blocks);
57
58 /* pointer consistency checks for inline accessors */
59 1 header = av_dovi_get_header(md);
60
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 1 if ((uint8_t *)header != (uint8_t *)md + md->header_offset)
61 ✗ printf("header: pointer inconsistent with header_offset\n");
62 1 printf("header_offset>0=%s, rpu_type=%d\n",
63 1 md->header_offset > 0 ? "yes" : "no",
64
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 1 header->rpu_type);
65
66 1 mapping = av_dovi_get_mapping(md);
67
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 1 if ((uint8_t *)mapping != (uint8_t *)md + md->mapping_offset)
68 ✗ printf("mapping: pointer inconsistent with mapping_offset\n");
69 1 printf("mapping_offset>0=%s, nlq_method_idc=%d\n",
70 1 md->mapping_offset > 0 ? "yes" : "no",
71
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 1 mapping->nlq_method_idc);
72
73 1 color = av_dovi_get_color(md);
74
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 1 if ((uint8_t *)color != (uint8_t *)md + md->color_offset)
75 ✗ printf("color: pointer inconsistent with color_offset\n");
76 1 printf("color_offset>0=%s, dm_metadata_id=%d\n",
77 1 md->color_offset > 0 ? "yes" : "no",
78
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 1 color->dm_metadata_id);
79
80 1 printf("ext_block_size>0=%s\n",
81
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 1 md->ext_block_size > 0 ? "yes" : "no");
82
83 1 av_free(md);
84 } else {
85 ✗ printf("alloc: FAIL\n");
86 }
87
88 1 md = av_dovi_metadata_alloc(NULL);
89
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 1 printf("alloc (no size): %s\n", md ? "OK" : "FAIL");
90 1 av_free(md);
91
92 /* av_dovi_find_level */
93 1 printf("\nTesting av_dovi_find_level()\n");
94 1 md = av_dovi_metadata_alloc(NULL);
95
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 1 if (md) {
96 AVDOVIDmData *ext, *found;
97
98 /* set up 3 ext blocks with different levels */
99 1 md->num_ext_blocks = 3;
100 1 ext = av_dovi_get_ext(md, 0);
101
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 1 if ((uint8_t *)ext != (uint8_t *)md + md->ext_block_offset)
102 ✗ printf("ext[0]: pointer inconsistent with ext_block_offset\n");
103 1 ext->level = 1;
104 1 ext = av_dovi_get_ext(md, 1);
105 1 ext->level = 5;
106 1 ext = av_dovi_get_ext(md, 2);
107 1 ext->level = 1;
108
109 1 found = av_dovi_find_level(md, 1);
110
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 1 printf("find level 1: %s\n", found && found->level == 1 ? "OK" : "FAIL");
111
112 1 found = av_dovi_find_level(md, 5);
113
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 1 printf("find level 5: %s\n", found && found->level == 5 ? "OK" : "FAIL");
114
115 /* first match -- should return ext[0], not ext[2] */
116 1 found = av_dovi_find_level(md, 1);
117
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 1 printf("find level 1 first match: %s\n",
118 1 found == av_dovi_get_ext(md, 0) ? "OK" : "FAIL");
119
120 1 found = av_dovi_find_level(md, 99);
121
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 1 printf("find level 99 (missing): %s\n", found == NULL ? "OK" : "FAIL");
122
123 1 av_free(md);
124 }
125
126 /* OOM paths via av_max_alloc */
127 1 printf("\nTesting OOM paths\n");
128 1 av_max_alloc(1);
129 1 cfg = av_dovi_alloc(&size);
130
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 1 printf("av_dovi_alloc OOM: %s\n", cfg ? "FAIL" : "OK");
131 1 av_free(cfg);
132 1 md = av_dovi_metadata_alloc(&size);
133
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 1 printf("av_dovi_metadata_alloc OOM: %s\n", md ? "FAIL" : "OK");
134 1 av_free(md);
135 1 av_max_alloc(INT_MAX);
136
137 1 return 0;
138 }
139