diff options
author | Anton Khirnov <anton@khirnov.net> | 2013-04-22 13:39:20 +0200 |
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committer | Anton Khirnov <anton@khirnov.net> | 2013-11-04 11:02:12 +0100 |
commit | 1ce22f8a1053242a2fdfb033ff8a184c2abec191 (patch) | |
tree | fd2f7f7437a501679acdbf6a76fa7afbb4841d39 /src/decoder/libav_metadata.c | |
parent | b834c83478ad0a70b1486b9f5f79e877228f6ab3 (diff) |
Rename ffmpeg decoder plugin to libav decoder plugin.
Diffstat (limited to 'src/decoder/libav_metadata.c')
-rw-r--r-- | src/decoder/libav_metadata.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/decoder/libav_metadata.c b/src/decoder/libav_metadata.c new file mode 100644 index 00000000..76f9652a --- /dev/null +++ b/src/decoder/libav_metadata.c @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2003-2012 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. + */ + +#include "config.h" +#include "libav_metadata.h" +#include "tag_table.h" +#include "tag_handler.h" + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "libav" + +static const struct tag_table libav_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 +libav_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 +libav_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 +libav_scan_dictionary(AVDictionary *dict, + const struct tag_handler *handler, void *handler_ctx) +{ + for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i) + libav_copy_metadata(i, dict, tag_item_names[i], + handler, handler_ctx); + + for (const struct tag_table *i = libav_tags; + i->name != NULL; ++i) + libav_copy_metadata(i->type, dict, i->name, + handler, handler_ctx); + + if (handler->pair != NULL) + libav_scan_pairs(dict, handler, handler_ctx); +} |