FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/fftools/textformat/tf_default.c
Date: 2026-07-21 08:37:06
Exec Total Coverage
Lines: 43 43 100.0%
Functions: 5 5 100.0%
Branches: 24 28 85.7%
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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 <inttypes.h>
22 #include <limits.h>
23 #include <stdarg.h>
24 #include <stdio.h>
25 #include <string.h>
26
27 #include "avtextformat.h"
28 #include "libavutil/avutil.h"
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 #undef OFFSET
43 #define OFFSET(x) offsetof(DefaultContext, x)
44
45 static const AVOption default_options[] = {
46 { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1 },
47 { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1 },
48 { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1 },
49 { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1 },
50 { NULL },
51 };
52
53 DEFINE_FORMATTER_CLASS(default);
54
55 /* lame uppercasing routine, assumes the string is lower case ASCII */
56 6705 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
57 {
58 unsigned i;
59
60
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 52911 for (i = 0; src[i] && i < dst_size - 1; i++)
61 46206 dst[i] = (char)av_toupper(src[i]);
62 6705 dst[i] = 0;
63 6705 return dst;
64 }
65
66 4528 static void default_print_section_header(AVTextFormatContext *wctx, const void *data)
67 {
68 4528 DefaultContext *def = wctx->priv;
69 char buf[32];
70 4528 const AVTextFormatSection *section = tf_get_section(wctx, wctx->level);
71 4528 const AVTextFormatSection *parent_section = tf_get_parent_section(wctx, wctx->level);
72
73
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 4528 if (!section)
74 1131 return;
75
76 4528 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
77
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 4528 if (parent_section &&
78
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 4322 !(parent_section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER | AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY))) {
79 1107 def->nested_section[wctx->level] = 1;
80 1107 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
81 1107 wctx->section_pbuf[wctx->level - 1].str,
82 upcase_string(buf, sizeof(buf),
83 1107 av_x_if_null(section->element_name, section->name)));
84 }
85
86
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 4528 if (def->noprint_wrappers || def->nested_section[wctx->level])
87 1131 return;
88
89
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 3397 if (!(section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER | AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY)))
90 2799 writer_printf(wctx, "[%s]\n", upcase_string(buf, sizeof(buf), section->name));
91 }
92
93 4528 static void default_print_section_footer(AVTextFormatContext *wctx)
94 {
95 4528 DefaultContext *def = wctx->priv;
96 4528 const AVTextFormatSection *section = tf_get_section(wctx, wctx->level);
97
98 char buf[32];
99
100
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 4528 if (!section)
101 1131 return;
102
103
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 4528 if (def->noprint_wrappers || def->nested_section[wctx->level])
104 1131 return;
105
106
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 3397 if (!(section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER | AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY)))
107 2799 writer_printf(wctx, "[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
108 }
109
110 12113 static void default_print_str(AVTextFormatContext *wctx, const char *key, const char *value)
111 {
112 12113 DefaultContext *def = wctx->priv;
113
114
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 12113 if (!def->nokey)
115 12076 writer_printf(wctx, "%s%s=", wctx->section_pbuf[wctx->level].str, key);
116 12113 writer_printf(wctx, "%s\n", value);
117 12113 }
118
119 12211 static void default_print_int(AVTextFormatContext *wctx, const char *key, int64_t value)
120 {
121 12211 DefaultContext *def = wctx->priv;
122
123
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 12211 if (!def->nokey)
124 12211 writer_printf(wctx, "%s%s=", wctx->section_pbuf[wctx->level].str, key);
125 12211 writer_printf(wctx, "%"PRId64"\n", value);
126 12211 }
127
128 const AVTextFormatter avtextformatter_default = {
129 .name = "default",
130 .priv_size = sizeof(DefaultContext),
131 .print_section_header = default_print_section_header,
132 .print_section_footer = default_print_section_footer,
133 .print_integer = default_print_int,
134 .print_string = default_print_str,
135 .flags = AV_TEXTFORMAT_FLAG_SUPPORTS_OPTIONAL_FIELDS,
136 .priv_class = &default_class,
137 };
138