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_node_t *p_node = input_item_node_Create( p_demux->p_input_item );
  36
  37     if( vlc_stream_ReadDir( p_demux->s, p_node ) )
  38     {
  39         msg_Warn( p_demux, "unable to read directory" );
  40         input_item_node_Delete( p_node );
  41         return VLC_EGENERIC;
  42     }
  43
  44     if (es_out_Control(p_demux->out, ES_OUT_POST_SUBNODE, p_node))
  45         input_item_node_Delete(p_node);
  46
  47     return VLC_SUCCESS;
  48 }
  49
  50 static int Control(demux_t *demux, int query, va_list args)
  51 {
  52     (void) demux;
  53     switch( query )
  54     {
  55         case DEMUX_IS_PLAYLIST:
  56         {
  57             bool *pb_bool = va_arg( args, bool * );
  58             *pb_bool = true;
  59             return VLC_SUCCESS;
  60         }
  61         case DEMUX_GET_META:
  62         {
  63             return vlc_stream_vaControl(demux->s, STREAM_GET_META, args);
  64         }
  65         case DEMUX_HAS_UNSUPPORTED_META:
  66         {
  67             *(va_arg( args, bool * )) = false;
  68             return VLC_SUCCESS;
  69         }
  70     }
  71     return VLC_EGENERIC;
  72 }
  73
  74 static int Import_Dir( vlc_object_t *p_this )
  75 {
  76     demux_t *p_demux = (demux_t *)p_this;
  77
  78     if( p_demux->s->pf_readdir == NULL )
  79         return VLC_EGENERIC;
  80     if( p_demux->p_input_item == NULL )
  81         return VLC_ETIMEOUT;
  82
  83     p_demux->pf_demux = Demux;
  84     p_demux->pf_control = Control;
  85
  86     return VLC_SUCCESS;
  87 }
  88
  89 vlc_module_begin()
  90     set_category( CAT_INPUT )
  91     set_subcategory( SUBCAT_INPUT_DEMUX )
  92     set_shortname( N_("Directory") )
  93     set_description( N_("Directory import") )
  94     add_shortcut( "directory" )
  95     set_capability( "demux", 10 )
  96     set_callbacks( Import_Dir, NULL )
  97 vlc_module_end()