FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/fftools/textformat/tf_ini.c
Date: 2025-06-01 09:29:47
Exec Total Coverage
Lines: 43 51 84.3%
Functions: 4 4 100.0%
Branches: 19 29 65.5%
Line Branch Exec Source
1 /*
2 * Copyright (c) The FFmpeg developers
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include <limits.h>
22 #include <stdarg.h>
23 #include <stdint.h>
24 #include <stdio.h>
25 #include <string.h>
26
27 #include "avtextformat.h"
28
29 #include "libavutil/bprint.h"
30 #include "libavutil/opt.h"
31 #include "tf_internal.h"
32
33 /* Default output */
34
35 typedef struct DefaultContext {
36 const AVClass *class;
37 int nokey;
38 int noprint_wrappers;
39 int nested_section[SECTION_MAX_NB_LEVELS];
40 } DefaultContext;
41
42 /* INI format output */
43
44 typedef struct INIContext {
45 const AVClass *class;
46 int hierarchical;
47 } INIContext;
48
49 #undef OFFSET
50 #define OFFSET(x) offsetof(INIContext, x)
51
52 static const AVOption ini_options[] = {
53 { "hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1 },
54 { "h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1 },
55 { NULL },
56 };
57
58 DEFINE_FORMATTER_CLASS(ini);
59
60 724 static char *ini_escape_str(AVBPrint *dst, const char *src)
61 {
62 724 int i = 0;
63 char c;
64
65
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 6865 while ((c = src[i++])) {
66
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 6141 switch (c) {
67 ✗ case '\b': av_bprintf(dst, "%s", "\\b"); break;
68 ✗ case '\f': av_bprintf(dst, "%s", "\\f"); break;
69 ✗ case '\n': av_bprintf(dst, "%s", "\\n"); break;
70 ✗ case '\r': av_bprintf(dst, "%s", "\\r"); break;
71 ✗ case '\t': av_bprintf(dst, "%s", "\\t"); break;
72 14 case '\\':
73 case '#':
74 case '=':
75 case ':':
76 14 av_bprint_chars(dst, '\\', 1);
77 /* fallthrough */
78 6141 default:
79
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 6141 if ((unsigned char)c < 32)
80 ✗ av_bprintf(dst, "\\x00%02x", (unsigned char)c);
81 else
82 6141 av_bprint_chars(dst, c, 1);
83 6141 break;
84 }
85 }
86 724 return dst->str;
87 }
88
89 42 static void ini_print_section_header(AVTextFormatContext *wctx, const void *data)
90 {
91 42 INIContext *ini = wctx->priv;
92 42 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
93 42 const AVTextFormatSection *section = tf_get_section(wctx, wctx->level);
94 42 const AVTextFormatSection *parent_section = tf_get_parent_section(wctx, wctx->level);
95
96
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 42 if (!section)
97 ✗ return;
98
99 42 av_bprint_clear(buf);
100
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 42 if (!parent_section) {
101 1 writer_put_str(wctx, "# ffprobe output\n\n");
102 1 return;
103 }
104
105
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 41 if (wctx->nb_item[wctx->level - 1])
106 38 writer_w8(wctx, '\n');
107
108 41 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level - 1].str);
109
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 41 if (ini->hierarchical ||
110 ✗ !(section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY | AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER))) {
111
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 41 av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
112
113
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 41 if (parent_section->flags & AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY) {
114 62 unsigned n = parent_section->flags & AV_TEXTFORMAT_SECTION_FLAG_NUMBERING_BY_TYPE
115 28 ? wctx->nb_item_type[wctx->level - 1][section->id]
116
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 31 : wctx->nb_item[wctx->level - 1];
117 31 av_bprintf(buf, ".%u", n);
118 }
119 }
120
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 41 if (!(section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY | AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER)))
122 39 writer_printf(wctx, "[%s]\n", buf->str);
123 }
124
125 362 static void ini_print_str(AVTextFormatContext *wctx, const char *key, const char *value)
126 {
127 AVBPrint buf;
128
129 362 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
130 362 writer_printf(wctx, "%s=", ini_escape_str(&buf, key));
131 362 av_bprint_clear(&buf);
132 362 writer_printf(wctx, "%s\n", ini_escape_str(&buf, value));
133 362 av_bprint_finalize(&buf, NULL);
134 362 }
135
136 316 static void ini_print_int(AVTextFormatContext *wctx, const char *key, int64_t value)
137 {
138 316 writer_printf(wctx, "%s=%"PRId64"\n", key, value);
139 316 }
140
141 const AVTextFormatter avtextformatter_ini = {
142 .name = "ini",
143 .priv_size = sizeof(INIContext),
144 .print_section_header = ini_print_section_header,
145 .print_integer = ini_print_int,
146 .print_string = ini_print_str,
147 .flags = AV_TEXTFORMAT_FLAG_SUPPORTS_OPTIONAL_FIELDS | AV_TEXTFORMAT_FLAG_SUPPORTS_MIXED_ARRAY_CONTENT,
148 .priv_class = &ini_class,
149 };
150