* vlc_meta.h: added a vlc_meta_t struct and some functions (for now,

 it will only be used by demuxers).
 * ninput.h: added DEMUX_GET_META, this way demuxer won't have to touch
 playlist and input_InfoAdd and ...

include/ninput.h

@@ -2,7 +2,7 @@
  * ninput.h
  *****************************************************************************
  * Copyright (C) 1999-2001 VideoLAN
- * $Id: ninput.h,v 1.26 2004/01/26 20:48:09 fenrir Exp $
+ * $Id: ninput.h,v 1.27 2004/01/31 05:24:55 fenrir Exp $
  *
  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
  *
@@ -279,7 +279,8 @@ enum demux_query_e
 
     DEMUX_GET_LENGTH,           /* arg1= int64_t *      res=can fail    */
 
-    DEMUX_GET_FPS               /* arg1= float *        res=can fail    */
+    DEMUX_GET_FPS,              /* arg1= float *        res=can fail    */
+    DEMUX_GET_META              /* arg1= vlc_meta_t **  res=can fail    */
 };
 
 

include/vlc_meta.h

+/*****************************************************************************
+ * vlc_meta.h
+ *****************************************************************************
+ * Copyright (C) 2004 VideoLAN
+ * $Id: vlc_meta.h,v 1.1 2004/01/31 05:24:55 fenrir Exp $
+ *
+ * Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+
+#ifndef _VLC_META_H
+#define _VLC_META_H 1
+
+/* VLC meta name */
+#define VLC_META_TITLE              N_("Title")
+#define VLC_META_AUTHOR             N_("Author")
+#define VLC_META_ARTIST             N_("Artist")
+#define VLC_META_GENRE              N_("Genre")
+#define VLC_META_COPYRIGHT          N_("Copyright")
+#define VLC_META_DESCRIPTION        N_("Description")
+#define VLC_META_RATING             N_("Rating")
+#define VLC_META_DATE               N_("Date")
+#define VLC_META_SETTING            N_("Setting")
+#define VLC_META_URL                N_("Url")
+#define VLC_META_LANGUAGE           N_("Language")
+#define VLC_META_CODEC_NAME         N_("Codec Name")
+#define VLC_META_CODEC_DESCRIPTION  N_("Codec Description")
+
+typedef struct vlc_meta_t vlc_meta_t;
+struct vlc_meta_t
+{
+    /* meta name/value pairs */
+    int     i_meta;
+    char    **name;
+    char    **value;
+
+    /* track meta informations */
+    int         i_track;
+    vlc_meta_t  **track;
+};
+
+static inline vlc_meta_t *vlc_meta_New( void )
+{
+    vlc_meta_t *m = malloc( sizeof( vlc_meta_t ) );
+
+    m->i_meta = 0;
+    m->name   = NULL;
+    m->value  = NULL;
+
+    m->i_track= 0;
+    m->track  = NULL;
+
+    return m;
+}
+static inline void vlc_meta_Delete( vlc_meta_t *m )
+{
+    int i;
+    for( i = 0; i < m->i_meta; i++ )
+    {
+        free( m->name[i] );
+        free( m->value[i] );
+    }
+    if( m->name ) free( m->name );
+    if( m->value ) free( m->value );
+
+    for( i = 0; i < m->i_track; i++ )
+    {
+        vlc_meta_Delete( m->track[i] );
+    }
+    if( m->track ) free( m->track );
+    free( m );
+}
+static inline void vlc_meta_Add( vlc_meta_t *m, char *name, char *value )
+{
+    int i_meta = m->i_meta;
+
+    name = strdup( name );
+    value = strdup( value );
+
+    TAB_APPEND( m->i_meta, m->name, name );
+    TAB_APPEND( i_meta,    m->value,value );
+}
+
+static inline vlc_meta_t *vlc_meta_Duplicate( vlc_meta_t *src )
+{
+    vlc_meta_t *dst = vlc_meta_New();
+    int i;
+    for( i = 0; i < src->i_meta; i++ )
+    {
+        vlc_meta_Add( dst, src->name[i], src->value[i] );
+    }
+    for( i = 0; i < src->i_track; i++ )
+    {
+        vlc_meta_t *tk = vlc_meta_Duplicate( src->track[i] );
+        TAB_APPEND( dst->i_track, dst->track, tk );
+    }
+    return dst;
+}
+
+#endif
+