modules/demux/directory.c

   1 /*****************************************************************************
   2  * directory.c : Use access readdir to output folder content to playlist
   3  *****************************************************************************
   4  * Copyright (C) 2014 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Julien 'Lta' BALLET <contact # lta . io >
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifdef HAVE_CONFIG_H
  25 # include "config.h"
  26 #endif
  27
  28 #include <vlc_common.h>
  29 #include <vlc_demux.h>
  30 #include <vlc_input.h>
  31 #include <vlc_plugin.h>
  32
  33 static int Demux( demux_t *p_demux )
  34 {
  35     input_item_t *p_input = input_GetItem( p_demux->p_input );
  36     input_item_node_t *p_node = input_item_node_Create( p_input );
  37
  38     if( vlc_stream_ReadDir( p_demux->s, p_node ) )
  39     {
  40         msg_Warn( p_demux, "unable to read directory" );
  41         input_item_node_Delete( p_node );
  42         return VLC_EGENERIC;
  43     }
  44
  45     if (es_out_Control(p_demux->out, ES_OUT_POST_SUBNODE, p_node))
  46         input_item_node_Delete(p_node);
  47
  48     return VLC_SUCCESS;
  49 }
  50
  51 static int Control(demux_t *demux, int query, va_list args)
  52 {
  53     (void) demux;
  54     switch( query )
  55     {
  56         case DEMUX_IS_PLAYLIST:
  57         {
  58             bool *pb_bool = va_arg( args, bool * );
  59             *pb_bool = true;
  60             return VLC_SUCCESS;
  61         }
  62         case DEMUX_GET_META:
  63         {
  64             return vlc_stream_vaControl(demux->s, STREAM_GET_META, args);
  65         }
  66         case DEMUX_HAS_UNSUPPORTED_META:
  67         {
  68             *(va_arg( args, bool * )) = false;
  69             return VLC_SUCCESS;
  70         }
  71     }
  72     return VLC_EGENERIC;
  73 }
  74
  75 static int Import_Dir( vlc_object_t *p_this )
  76 {
  77     demux_t *p_demux = (demux_t *)p_this;
  78
  79     if( vlc_stream_Control( p_demux->s, STREAM_IS_DIRECTORY ) )
  80         return VLC_EGENERIC;
  81     if( p_demux->p_input == NULL )
  82         return VLC_ETIMEOUT;
  83
  84     p_demux->pf_demux = Demux;
  85     p_demux->pf_control = Control;
  86
  87     return VLC_SUCCESS;
  88 }
  89
  90 vlc_module_begin()
  91     set_category( CAT_INPUT )
  92     set_subcategory( SUBCAT_INPUT_DEMUX )
  93     set_shortname( N_("Directory") )
  94     set_description( N_("Directory import") )
  95     add_shortcut( "directory" )
  96     set_capability( "demux", 10 )
  97     set_callbacks( Import_Dir, NULL )
  98 vlc_module_end()