1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
/*
* copyright (c) 2009 Michael Niedermayer
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/dict.c"
static const AVDictionaryEntry *dict_iterate(const AVDictionary *m,
const AVDictionaryEntry *prev)
{
const AVDictionaryEntry *dict_get = av_dict_get(m, "", prev, AV_DICT_IGNORE_SUFFIX);
const AVDictionaryEntry *dict_iterate = av_dict_iterate(m, prev);
if (dict_get != dict_iterate) {
#define GET(entry, mem) ((entry) ? (entry)->mem : "N/A")
printf("Iterating with av_dict_iterate() yields a different result "
"than iterating with av_dict_get() and AV_DICT_IGNORE_SUFFIX "
"(prev: %p, key %s; av_dict_iterate() %p, key %s, value %s; "
"av_dict_get() %p, key %s, value %s)\n",
prev, GET(prev, key),
dict_iterate, GET(dict_iterate, key), GET(dict_iterate, value),
dict_get, GET(dict_get, key), GET(dict_get, value));
#undef GET
}
return dict_iterate;
}
static void print_dict(const AVDictionary *m)
{
const AVDictionaryEntry *t = NULL;
while ((t = dict_iterate(m, t)))
printf("%s %s ", t->key, t->value);
printf("\n");
}
static void test_separators(const AVDictionary *m, const char pair, const char val)
{
AVDictionary *dict = NULL;
char pairs[] = {pair , '\0'};
char vals[] = {val, '\0'};
char *buffer = NULL;
int ret;
av_dict_copy(&dict, m, 0);
print_dict(dict);
av_dict_get_string(dict, &buffer, val, pair);
printf("%s\n", buffer);
av_dict_free(&dict);
ret = av_dict_parse_string(&dict, buffer, vals, pairs, 0);
printf("ret %d\n", ret);
av_freep(&buffer);
print_dict(dict);
av_dict_free(&dict);
}
int main(void)
{
AVDictionary *dict = NULL;
const AVDictionaryEntry *e;
char *buffer = NULL;
printf("Testing av_dict_get_string() and av_dict_parse_string()\n");
av_dict_get_string(dict, &buffer, '=', ',');
printf("%s\n", buffer);
av_freep(&buffer);
av_dict_set(&dict, "aaa", "aaa", 0);
av_dict_set(&dict, "b,b", "bbb", 0);
av_dict_set(&dict, "c=c", "ccc", 0);
av_dict_set(&dict, "ddd", "d,d", 0);
av_dict_set(&dict, "eee", "e=e", 0);
av_dict_set(&dict, "f,f", "f=f", 0);
av_dict_set(&dict, "g=g", "g,g", 0);
test_separators(dict, ',', '=');
av_dict_free(&dict);
av_dict_set(&dict, "aaa", "aaa", 0);
av_dict_set(&dict, "bbb", "bbb", 0);
av_dict_set(&dict, "ccc", "ccc", 0);
av_dict_set(&dict, "\\,=\'\"", "\\,=\'\"", 0);
test_separators(dict, '"', '=');
test_separators(dict, '\'', '=');
test_separators(dict, ',', '"');
test_separators(dict, ',', '\'');
test_separators(dict, '\'', '"');
test_separators(dict, '"', '\'');
av_dict_free(&dict);
printf("\nTesting av_dict_set()\n");
av_dict_set(&dict, "a", "a", 0);
av_dict_set(&dict, "b", av_strdup("b"), AV_DICT_DONT_STRDUP_VAL);
av_dict_set(&dict, av_strdup("c"), "c", AV_DICT_DONT_STRDUP_KEY);
av_dict_set(&dict, av_strdup("d"), av_strdup("d"), AV_DICT_DONT_STRDUP_KEY | AV_DICT_DONT_STRDUP_VAL);
av_dict_set(&dict, "e", "e", AV_DICT_DONT_OVERWRITE);
av_dict_set(&dict, "e", "f", AV_DICT_DONT_OVERWRITE);
av_dict_set(&dict, "f", "f", 0);
av_dict_set(&dict, "f", NULL, 0);
av_dict_set(&dict, "ff", "f", 0);
av_dict_set(&dict, "ff", "f", AV_DICT_APPEND);
if (av_dict_get(dict, NULL, NULL, 0))
printf("av_dict_get() does not correctly handle NULL key.\n");
e = NULL;
while ((e = dict_iterate(dict, e)))
printf("%s %s\n", e->key, e->value);
av_dict_free(&dict);
if (av_dict_set(&dict, NULL, "a", 0) >= 0 ||
av_dict_set(&dict, NULL, "b", 0) >= 0 ||
av_dict_set(&dict, NULL, NULL, AV_DICT_DONT_STRDUP_KEY) >= 0 ||
av_dict_set(&dict, NULL, av_strdup("b"), AV_DICT_DONT_STRDUP_VAL) >= 0 ||
av_dict_count(dict))
printf("av_dict_set does not correctly handle NULL key\n");
e = NULL;
while ((e = dict_iterate(dict, e)))
printf("'%s' '%s'\n", e->key, e->value);
av_dict_free(&dict);
//valgrind sensible test
printf("\nTesting av_dict_set_int()\n");
av_dict_set_int(&dict, "1", 1, AV_DICT_DONT_STRDUP_VAL);
av_dict_set_int(&dict, av_strdup("2"), 2, AV_DICT_DONT_STRDUP_KEY);
av_dict_set_int(&dict, av_strdup("3"), 3, AV_DICT_DONT_STRDUP_KEY | AV_DICT_DONT_STRDUP_VAL);
av_dict_set_int(&dict, "4", 4, 0);
av_dict_set_int(&dict, "5", 5, AV_DICT_DONT_OVERWRITE);
av_dict_set_int(&dict, "5", 6, AV_DICT_DONT_OVERWRITE);
av_dict_set_int(&dict, "12", 1, 0);
av_dict_set_int(&dict, "12", 2, AV_DICT_APPEND);
e = NULL;
while ((e = dict_iterate(dict, e)))
printf("%s %s\n", e->key, e->value);
av_dict_free(&dict);
//valgrind sensible test
printf("\nTesting av_dict_set() with existing AVDictionaryEntry.key as key\n");
av_dict_set(&dict, "key", "old", 0);
e = av_dict_get(dict, "key", NULL, 0);
av_dict_set(&dict, e->key, "new val OK", 0);
e = av_dict_get(dict, "key", NULL, 0);
printf("%s\n", e->value);
av_dict_set(&dict, e->key, e->value, 0);
e = av_dict_get(dict, "key", NULL, 0);
printf("%s\n", e->value);
av_dict_free(&dict);
return 0;
}
|
