mirror of
https://code.videolan.org/videolan/vlc
synced 2024-09-12 13:44:56 +02:00
252 lines
7.8 KiB
C
252 lines
7.8 KiB
C
/*****************************************************************************
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* vlc_meta.h: Stream meta-data
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*****************************************************************************
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* Copyright (C) 2004 the VideoLAN team
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* $Id$
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*
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* Authors: Laurent Aimar <fenrir@via.ecp.fr>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#ifndef _VLC_META_H
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#define _VLC_META_H 1
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/* VLC meta name */
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#define VLC_META_INFO_CAT N_("Meta-information")
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#define VLC_META_TITLE N_("Title")
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#define VLC_META_ARTIST N_("Artist")
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#define VLC_META_GENRE N_("Genre")
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#define VLC_META_COPYRIGHT N_("Copyright")
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#define VLC_META_COLLECTION N_("Album/movie/show title")
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#define VLC_META_SEQ_NUM N_("Track number/position in set")
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#define VLC_META_DESCRIPTION N_("Description")
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#define VLC_META_RATING N_("Rating")
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#define VLC_META_DATE N_("Date")
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#define VLC_META_SETTING N_("Setting")
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#define VLC_META_URL N_("URL")
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#define VLC_META_LANGUAGE N_("Language")
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#define VLC_META_NOW_PLAYING N_("Now Playing")
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#define VLC_META_PUBLISHER N_("Publisher")
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#define VLC_META_ENCODED_BY N_("Encoded by")
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#define VLC_META_ART_URL N_("Art URL")
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#define VLC_META_CODEC_NAME N_("Codec Name")
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#define VLC_META_CODEC_DESCRIPTION N_("Codec Description")
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#define ITEM_PREPARSED 0x01
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#define ITEM_META_FETCHED 0x02
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#define ITEM_ARTURL_FETCHED 0x04
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#define ITEM_ART_FETCHED 0x08
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#define ITEM_ART_NOTFOUND 0x10
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struct vlc_meta_t
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{
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char *psz_title;
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char *psz_artist;
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char *psz_genre;
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char *psz_copyright;
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char *psz_album;
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char *psz_tracknum;
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char *psz_description;
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char *psz_rating;
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char *psz_date;
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char *psz_setting;
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char *psz_url;
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char *psz_language;
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char *psz_nowplaying;
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char *psz_publisher;
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char *psz_encodedby;
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char *psz_arturl;
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char *psz_trackid;
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#if 0 //not used
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char *psz_artistid;
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char *psz_albumid;
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#endif
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int i_status;
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#if 0
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/* track meta information */
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int i_track;
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vlc_meta_t **track;
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#endif
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};
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#define vlc_meta_Set( meta,var,val ) { \
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if( meta->psz_##var ) free( meta->psz_##var ); \
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meta->psz_##var = strdup( val ); }
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#define vlc_meta_SetTitle( meta, b ) vlc_meta_Set( meta, title, b );
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#define vlc_meta_SetArtist( meta, b ) vlc_meta_Set( meta, artist, b );
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#define vlc_meta_SetGenre( meta, b ) vlc_meta_Set( meta, genre, b );
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#define vlc_meta_SetCopyright( meta, b ) vlc_meta_Set( meta, copyright, b );
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#define vlc_meta_SetAlbum( meta, b ) vlc_meta_Set( meta, album, b );
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#define vlc_meta_SetTracknum( meta, b ) vlc_meta_Set( meta, tracknum, b );
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#define vlc_meta_SetDescription( meta, b ) vlc_meta_Set( meta, description, b );
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#define vlc_meta_SetRating( meta, b ) vlc_meta_Set( meta, rating, b );
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#define vlc_meta_SetDate( meta, b ) vlc_meta_Set( meta, date, b );
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#define vlc_meta_SetSetting( meta, b ) vlc_meta_Set( meta, setting, b );
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#define vlc_meta_SetURL( meta, b ) vlc_meta_Set( meta, url, b );
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#define vlc_meta_SetLanguage( meta, b ) vlc_meta_Set( meta, language, b );
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#define vlc_meta_SetNowPlaying( meta, b ) vlc_meta_Set( meta, nowplaying, b );
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#define vlc_meta_SetPublisher( meta, b ) vlc_meta_Set( meta, publisher, b );
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#define vlc_meta_SetEncodedBy( meta, b ) vlc_meta_Set( meta, encodedby, b );
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#define vlc_meta_SetArtURL( meta, b ) vlc_meta_Set( meta, arturl, b );
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#define vlc_meta_SetTrackID( meta, b ) vlc_meta_Set( meta, trackid, b );
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#if 0 //not used
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#define vlc_meta_SetArtistID( meta, b ) vlc_meta_Set( meta, artistid, b );
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#define vlc_meta_SetAlbumID( meta, b ) vlc_meta_Set( meta, albumid, b );
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#endif
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static inline vlc_meta_t *vlc_meta_New( void )
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{
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vlc_meta_t *m = (vlc_meta_t*)malloc( sizeof( vlc_meta_t ) );
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if( !m ) return NULL;
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m->psz_title = NULL;
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m->psz_artist = NULL;
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m->psz_genre = NULL;
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m->psz_copyright = NULL;
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m->psz_album = NULL;
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m->psz_tracknum = NULL;
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m->psz_description = NULL;
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m->psz_rating = NULL;
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m->psz_date = NULL;
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m->psz_setting = NULL;
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m->psz_url = NULL;
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m->psz_language = NULL;
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m->psz_nowplaying = NULL;
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m->psz_publisher = NULL;
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m->psz_encodedby = NULL;
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m->psz_arturl = NULL;
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m->psz_trackid = NULL;
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#if 0 //not used
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m->psz_artistid = NULL;
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m->psz_albumid = NULL;
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#endif
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m->i_status = 0;
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return m;
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}
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static inline void vlc_meta_Delete( vlc_meta_t *m )
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{
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free( m->psz_title );
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free( m->psz_artist );
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free( m->psz_genre );
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free( m->psz_copyright );
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free( m->psz_album );
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free( m->psz_tracknum );
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free( m->psz_description );
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free( m->psz_rating );
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free( m->psz_date );
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free( m->psz_setting );
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free( m->psz_url );
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free( m->psz_language );
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free( m->psz_nowplaying );
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free( m->psz_publisher );
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free( m->psz_encodedby );
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free( m->psz_trackid );
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#if 0 //not used
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free( m->psz_artistid );
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free( m->psz_albumid );
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#endif
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free( m->psz_arturl );
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free( m );
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}
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static inline void vlc_meta_Merge( vlc_meta_t *dst, vlc_meta_t *src )
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{
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if( !dst || !src ) return;
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#define COPY_FIELD( a ) \
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if( src->psz_ ## a ) { \
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if( dst->psz_ ## a ) free( dst->psz_## a ); \
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dst->psz_##a = strdup( src->psz_##a ); \
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}
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COPY_FIELD( title );
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COPY_FIELD( artist );
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COPY_FIELD( genre );
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COPY_FIELD( copyright );
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COPY_FIELD( album );
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COPY_FIELD( tracknum );
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COPY_FIELD( description );
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COPY_FIELD( rating );
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COPY_FIELD( date );
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COPY_FIELD( setting );
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COPY_FIELD( url );
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COPY_FIELD( language );
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COPY_FIELD( nowplaying );
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COPY_FIELD( publisher );
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COPY_FIELD( encodedby );
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COPY_FIELD( trackid );
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#if 0 //not used
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COPY_FIELD( artistid );
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COPY_FIELD( albumid );
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#endif
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COPY_FIELD( arturl );
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}
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/** \todo Track meta */
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enum {
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ALBUM_ART_NEVER,
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ALBUM_ART_WHEN_ASKED,
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ALBUM_ART_WHEN_PLAYED,
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ALBUM_ART_ALL
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};
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struct meta_export_t
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{
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input_item_t *p_item;
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const char *psz_file;
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};
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#define VLC_META_ENGINE_TITLE 0x00000001
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#define VLC_META_ENGINE_ARTIST 0x00000004
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#define VLC_META_ENGINE_GENRE 0x00000008
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#define VLC_META_ENGINE_COPYRIGHT 0x00000010
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#define VLC_META_ENGINE_COLLECTION 0x00000020
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#define VLC_META_ENGINE_SEQ_NUM 0x00000040
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#define VLC_META_ENGINE_DESCRIPTION 0x00000080
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#define VLC_META_ENGINE_RATING 0x00000100
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#define VLC_META_ENGINE_DATE 0x00000200
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#define VLC_META_ENGINE_URL 0x00000400
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#define VLC_META_ENGINE_LANGUAGE 0x00000800
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#define VLC_META_ENGINE_ART_URL 0x00001000
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#define VLC_META_ENGINE_MB_ARTIST_ID 0x00002000
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#define VLC_META_ENGINE_MB_RELEASE_ID 0x00004000
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#define VLC_META_ENGINE_MB_TRACK_ID 0x00008000
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#define VLC_META_ENGINE_MB_TRM_ID 0x00010000
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typedef struct meta_engine_sys_t meta_engine_sys_t;
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struct meta_engine_t
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{
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VLC_COMMON_MEMBERS
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module_t *p_module;
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uint32_t i_mandatory; /**< Stuff which we really need to get */
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uint32_t i_optional; /**< Stuff which we'd like to have */
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input_item_t *p_item;
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};
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VLC_EXPORT(uint32_t, input_CurrentMetaFlags,( vlc_meta_t *p_meta ) );
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#endif
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