git.sesse.net Git - vlc/blob - modules/misc/playlist/m3u.c

   1 /*****************************************************************************
   2  * m3u.c :  M3U playlist export module
   3  *****************************************************************************
   4  * Copyright (C) 2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Clément Stenac <zorglub@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>                                      /* malloc(), free() */
  28
  29 #include <vlc/vlc.h>
  30 #include <vlc/intf.h>
  31 #include <vlc_meta.h>
  32
  33 #include <errno.h>                                                 /* ENOMEM */
  34
  35 /*****************************************************************************
  36  * Local prototypes
  37  *****************************************************************************/
  38 int Export_M3U ( vlc_object_t * );
  39
  40 /*****************************************************************************
  41  * Export_M3U: main export function
  42  *****************************************************************************/
  43 int Export_M3U( vlc_object_t *p_this )
  44 {
  45     playlist_t *p_playlist = (playlist_t*)p_this;
  46     playlist_export_t *p_export = (playlist_export_t *)p_playlist->p_private;
  47     int i, j;
  48
  49     msg_Dbg(p_playlist, "Saving using M3U format");
  50
  51     /* Write header */
  52     fprintf( p_export->p_file, "#EXTM3U\n" );
  53
  54     /* Go through the playlist and add items */
  55     for( i = 0; i< p_playlist->i_size ; i++)
  56     {
  57         if( (p_playlist->pp_items[i]->i_flags & PLAYLIST_SAVE_FLAG) == 0 )
  58         {
  59             continue;
  60         }
  61
  62         /* General info */
  63         if( p_playlist->pp_items[i]->input.psz_name &&
  64              strcmp( p_playlist->pp_items[i]->input.psz_name,
  65                     p_playlist->pp_items[i]->input.psz_uri ) )
  66         {
  67             char *psz_artist =
  68                 vlc_input_item_GetInfo( &p_playlist->pp_items[i]->input,
  69                                         _(VLC_META_INFO_CAT), _(VLC_META_ARTIST) );
  70             if( psz_artist && *psz_artist )
  71             {
  72                 /* write EXTINF with artist */
  73                 fprintf( p_export->p_file, "#EXTINF:%i,%s - %s\n",
  74                          (int)(p_playlist->pp_items[i]->input.i_duration/1000000),
  75                          psz_artist,
  76                          p_playlist->pp_items[i]->input.psz_name );
  77             }
  78             else
  79             {
  80                 /* write EXTINF without artist */
  81                 fprintf( p_export->p_file, "#EXTINF:%i,%s\n",
  82                        (int)(p_playlist->pp_items[i]->input.i_duration/1000000),
  83                          p_playlist->pp_items[i]->input.psz_name );
  84             }
  85             if( psz_artist )
  86                 free( psz_artist );
  87         }
  88
  89         /* VLC specific options */
  90         for( j = 0; j < p_playlist->pp_items[i]->input.i_options; j++ )
  91         {
  92             fprintf( p_export->p_file, "#EXTVLCOPT:%s\n",
  93                      p_playlist->pp_items[i]->input.ppsz_options[j][0] == ':' ?
  94                      p_playlist->pp_items[i]->input.ppsz_options[j] + 1 :
  95                      p_playlist->pp_items[i]->input.ppsz_options[j] );
  96         }
  97
  98         fprintf( p_export->p_file, "%s\n",
  99                  p_playlist->pp_items[i]->input.psz_uri );
 100     }
 101     return VLC_SUCCESS;
 102 }