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
|
/*
* Copyright (C) 2003-2013 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* necessary because libavutil/common.h uses UINT64_C */
#define __STDC_CONSTANT_MACROS
#include "config.h"
#include "FfmpegMetaData.hxx"
#include "TagTable.hxx"
#include "TagHandler.hxx"
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "ffmpeg"
static const struct tag_table ffmpeg_tags[] = {
{ "year", TAG_DATE },
{ "author-sort", TAG_ARTIST_SORT },
{ "album_artist", TAG_ALBUM_ARTIST },
{ "album_artist-sort", TAG_ALBUM_ARTIST_SORT },
/* sentinel */
{ NULL, TAG_NUM_OF_ITEM_TYPES }
};
static void
ffmpeg_copy_metadata(enum tag_type type,
AVDictionary *m, const char *name,
const struct tag_handler *handler, void *handler_ctx)
{
AVDictionaryEntry *mt = NULL;
while ((mt = av_dict_get(m, name, mt, 0)) != NULL)
tag_handler_invoke_tag(handler, handler_ctx,
type, mt->value);
}
static void
ffmpeg_scan_pairs(AVDictionary *dict,
const struct tag_handler *handler, void *handler_ctx)
{
AVDictionaryEntry *i = NULL;
while ((i = av_dict_get(dict, "", i, AV_DICT_IGNORE_SUFFIX)) != NULL)
tag_handler_invoke_pair(handler, handler_ctx,
i->key, i->value);
}
void
ffmpeg_scan_dictionary(AVDictionary *dict,
const struct tag_handler *handler, void *handler_ctx)
{
for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i)
ffmpeg_copy_metadata(tag_type(i), dict, tag_item_names[i],
handler, handler_ctx);
for (const struct tag_table *i = ffmpeg_tags;
i->name != NULL; ++i)
ffmpeg_copy_metadata(i->type, dict, i->name,
handler, handler_ctx);
if (handler->pair != NULL)
ffmpeg_scan_pairs(dict, handler, handler_ctx);
}
|
