FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/fftools/textformat/tf_default.c
Date: 2025-04-25 22:50:00
Exec Total Coverage
Lines: 40 41 97.6%
Functions: 5 6 83.3%
Branches: 24 26 92.3%
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 #include "libavutil/bprint.h"
29 #include "libavutil/opt.h"
30
31 #define writer_w8(wctx_, b_) (wctx_)->writer->writer->writer_w8((wctx_)->writer, b_)
32 #define writer_put_str(wctx_, str_) (wctx_)->writer->writer->writer_put_str((wctx_)->writer, str_)
33 #define writer_printf(wctx_, fmt_, ...) (wctx_)->writer->writer->writer_printf((wctx_)->writer, fmt_, __VA_ARGS__)
34
35 #define DEFINE_FORMATTER_CLASS(name) \
36 static const char *name##_get_name(void *ctx) \
37 { \
38 return #name ; \
39 } \
40 static const AVClass name##_class = { \
41 .class_name = #name, \
42 .item_name = name##_get_name, \
43 .option = name##_options \
44 }
45
46 /* Default output */
47
48 typedef struct DefaultContext {
49 const AVClass *class;
50 int nokey;
51 int noprint_wrappers;
52 int nested_section[SECTION_MAX_NB_LEVELS];
53 } DefaultContext;
54
55 #undef OFFSET
56 #define OFFSET(x) offsetof(DefaultContext, x)
57
58 static const AVOption default_options[] = {
59 { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
60 { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
61 { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
62 { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
63 {NULL},
64 };
65
66 ✗ DEFINE_FORMATTER_CLASS(default);
67
68 /* lame uppercasing routine, assumes the string is lower case ASCII */
69 4728 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
70 {
71 int i;
72
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 37920 for (i = 0; src[i] && i < dst_size-1; i++)
73 33192 dst[i] = av_toupper(src[i]);
74 4728 dst[i] = 0;
75 4728 return dst;
76 }
77
78 3091 static void default_print_section_header(AVTextFormatContext *wctx, const void *data)
79 {
80 3091 DefaultContext *def = wctx->priv;
81 char buf[32];
82 3091 const struct AVTextFormatSection *section = wctx->section[wctx->level];
83 6182 const struct AVTextFormatSection *parent_section = wctx->level ?
84
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 3091 wctx->section[wctx->level-1] : NULL;
85
86 3091 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
87
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 3091 if (parent_section &&
88
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 2984 !(parent_section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER|AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY))) {
89 848 def->nested_section[wctx->level] = 1;
90 848 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
91 848 wctx->section_pbuf[wctx->level-1].str,
92 upcase_string(buf, sizeof(buf),
93 848 av_x_if_null(section->element_name, section->name)));
94 }
95
96
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 3091 if (def->noprint_wrappers || def->nested_section[wctx->level])
97 856 return;
98
99
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 2235 if (!(section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER|AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY)))
100 1940 writer_printf(wctx, "[%s]\n", upcase_string(buf, sizeof(buf), section->name));
101 }
102
103 3091 static void default_print_section_footer(AVTextFormatContext *wctx)
104 {
105 3091 DefaultContext *def = wctx->priv;
106 3091 const struct AVTextFormatSection *section = wctx->section[wctx->level];
107 char buf[32];
108
109
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 3091 if (def->noprint_wrappers || def->nested_section[wctx->level])
110 856 return;
111
112
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 2235 if (!(section->flags & (AV_TEXTFORMAT_SECTION_FLAG_IS_WRAPPER|AV_TEXTFORMAT_SECTION_FLAG_IS_ARRAY)))
113 1940 writer_printf(wctx, "[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
114 }
115
116 8850 static void default_print_str(AVTextFormatContext *wctx, const char *key, const char *value)
117 {
118 8850 DefaultContext *def = wctx->priv;
119
120
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 8850 if (!def->nokey)
121 8846 writer_printf(wctx, "%s%s=", wctx->section_pbuf[wctx->level].str, key);
122 8850 writer_printf(wctx, "%s\n", value);
123 8850 }
124
125 8922 static void default_print_int(AVTextFormatContext *wctx, const char *key, int64_t value)
126 {
127 8922 DefaultContext *def = wctx->priv;
128
129
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 8922 if (!def->nokey)
130 8922 writer_printf(wctx, "%s%s=", wctx->section_pbuf[wctx->level].str, key);
131 8922 writer_printf(wctx, "%"PRId64"\n", value);
132 8922 }
133
134 const AVTextFormatter avtextformatter_default = {
135 .name = "default",
136 .priv_size = sizeof(DefaultContext),
137 .print_section_header = default_print_section_header,
138 .print_section_footer = default_print_section_footer,
139 .print_integer = default_print_int,
140 .print_string = default_print_str,
141 .flags = AV_TEXTFORMAT_FLAG_SUPPORTS_OPTIONAL_FIELDS,
142 .priv_class = &default_class,
143 };
144