2007-08-17 10:10:42 +02:00
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/*****************************************************************************
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* media_discoverer.c: libvlc new API media discoverer functions
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*****************************************************************************
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* Copyright (C) 2007 the VideoLAN team
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* $Id$
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*
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* Authors: Pierre d'Herbemont <pdherbemont # videolan.org>
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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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#include "libvlc_internal.h"
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#include <vlc/libvlc.h>
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#include <assert.h>
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2007-10-15 18:25:28 +02:00
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#include "vlc_services_discovery.h"
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2007-08-17 10:10:42 +02:00
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/*
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* Private functions
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*/
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2007-12-25 22:29:49 +01:00
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2007-08-17 10:10:42 +02:00
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/**************************************************************************
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* services_discovery_item_added (Private) (VLC event callback)
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**************************************************************************/
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static void services_discovery_item_added( const vlc_event_t * p_event,
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void * user_data )
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{
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input_item_t * p_item = p_event->u.services_discovery_item_added.p_new_item;
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2008-02-13 18:10:18 +01:00
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const char * psz_cat = p_event->u.services_discovery_item_added.psz_category;
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2008-03-30 03:59:32 +02:00
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libvlc_media_t * p_md;
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2007-08-17 10:10:42 +02:00
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libvlc_media_discoverer_t * p_mdis = user_data;
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2008-02-13 18:10:18 +01:00
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libvlc_media_list_t * p_mlist = p_mdis->p_mlist;
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2007-08-17 10:10:42 +02:00
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2008-03-30 03:59:32 +02:00
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p_md = libvlc_media_new_from_input_item(
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2007-08-17 10:10:42 +02:00
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p_mdis->p_libvlc_instance,
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p_item, NULL );
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2008-02-13 18:35:32 +01:00
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2008-02-13 18:10:18 +01:00
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/* If we have a category, that mean we have to group the items having
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* that category in a media_list. */
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if( psz_cat )
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{
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p_mlist = vlc_dictionary_value_for_key( &p_mdis->catname_to_submedialist, psz_cat );
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2008-02-14 01:00:52 +01:00
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2008-02-13 18:10:18 +01:00
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if( p_mlist == kVLCDictionaryNotFound )
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{
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2008-03-30 03:59:32 +02:00
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libvlc_media_t * p_catmd;
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p_catmd = libvlc_media_new_as_node( p_mdis->p_libvlc_instance, psz_cat, NULL );
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p_mlist = libvlc_media_subitems( p_catmd, NULL );
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2008-04-14 00:08:29 +02:00
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p_mlist->b_read_only = true;
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2008-02-13 18:35:32 +01:00
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2008-02-13 18:10:18 +01:00
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/* Insert the newly created mlist in our dictionary */
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2008-04-17 00:37:02 +02:00
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vlc_dictionary_insert( &p_mdis->catname_to_submedialist, psz_cat, p_mlist );
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2008-05-18 13:09:26 +02:00
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2008-02-13 18:10:18 +01:00
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/* Insert the md into the root list */
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2008-02-14 01:00:52 +01:00
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libvlc_media_list_lock( p_mdis->p_mlist );
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2008-03-30 03:59:32 +02:00
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_libvlc_media_list_add_media( p_mdis->p_mlist, p_catmd, NULL );
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2008-02-14 01:00:52 +01:00
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libvlc_media_list_unlock( p_mdis->p_mlist );
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2008-02-13 18:10:18 +01:00
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/* We don't release the mlist cause the dictionary
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* doesn't retain the object. But we release the md. */
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2008-03-30 03:59:32 +02:00
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libvlc_media_release( p_catmd );
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2008-02-13 18:10:18 +01:00
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}
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}
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2008-04-17 00:37:02 +02:00
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else
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{
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libvlc_media_list_lock( p_mlist );
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_libvlc_media_list_add_media( p_mlist, p_md, NULL );
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libvlc_media_list_unlock( p_mlist );
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}
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2007-08-17 10:10:42 +02:00
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}
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/**************************************************************************
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* services_discovery_item_removed (Private) (VLC event callback)
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**************************************************************************/
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static void services_discovery_item_removed( const vlc_event_t * p_event,
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void * user_data )
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{
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2007-12-25 22:29:49 +01:00
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input_item_t * p_item = p_event->u.services_discovery_item_added.p_new_item;
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2008-03-30 03:59:32 +02:00
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libvlc_media_t * p_md;
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2007-12-25 22:29:49 +01:00
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libvlc_media_discoverer_t * p_mdis = user_data;
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int i, count = libvlc_media_list_count( p_mdis->p_mlist, NULL );
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libvlc_media_list_lock( p_mdis->p_mlist );
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for( i = 0; i < count; i++ )
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{
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p_md = libvlc_media_list_item_at_index( p_mdis->p_mlist, i, NULL );
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if( p_md->p_input_item == p_item )
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{
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2007-12-26 00:26:43 +01:00
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_libvlc_media_list_remove_index( p_mdis->p_mlist, i, NULL );
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2007-12-25 22:29:49 +01:00
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break;
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}
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}
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libvlc_media_list_unlock( p_mdis->p_mlist );
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}
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/**************************************************************************
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* services_discovery_started (Private) (VLC event callback)
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**************************************************************************/
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static void services_discovery_started( const vlc_event_t * p_event,
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void * user_data )
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{
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2008-05-18 13:09:26 +02:00
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VLC_UNUSED(p_event);
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2007-12-25 22:29:49 +01:00
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libvlc_media_discoverer_t * p_mdis = user_data;
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libvlc_event_t event;
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2008-04-14 00:08:29 +02:00
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p_mdis->running = true;
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2007-12-25 22:29:49 +01:00
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event.type = libvlc_MediaDiscovererStarted;
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libvlc_event_send( p_mdis->p_event_manager, &event );
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}
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/**************************************************************************
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* services_discovery_ended (Private) (VLC event callback)
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**************************************************************************/
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static void services_discovery_ended( const vlc_event_t * p_event,
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void * user_data )
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{
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2008-05-18 13:09:26 +02:00
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VLC_UNUSED(p_event);
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2007-12-25 22:29:49 +01:00
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libvlc_media_discoverer_t * p_mdis = user_data;
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libvlc_event_t event;
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2008-04-14 00:08:29 +02:00
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p_mdis->running = false;
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2007-12-25 22:29:49 +01:00
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event.type = libvlc_MediaDiscovererEnded;
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libvlc_event_send( p_mdis->p_event_manager, &event );
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2007-08-17 10:10:42 +02:00
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}
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/*
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* Public libvlc functions
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*/
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/**************************************************************************
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* new (Public)
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*
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* Init an object.
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**************************************************************************/
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libvlc_media_discoverer_t *
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libvlc_media_discoverer_new_from_name( libvlc_instance_t * p_inst,
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const char * psz_name,
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libvlc_exception_t * p_e )
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{
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libvlc_media_discoverer_t * p_mdis;
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2008-05-18 13:09:26 +02:00
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2007-08-17 10:10:42 +02:00
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p_mdis = malloc(sizeof(libvlc_media_discoverer_t));
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if( !p_mdis )
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{
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libvlc_exception_raise( p_e, "Not enough memory" );
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return NULL;
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}
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p_mdis->p_libvlc_instance = p_inst;
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p_mdis->p_mlist = libvlc_media_list_new( p_inst, NULL );
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2008-04-14 00:08:29 +02:00
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p_mdis->p_mlist->b_read_only = true;
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p_mdis->running = false;
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2007-12-25 22:29:49 +01:00
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2008-02-13 18:10:18 +01:00
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vlc_dictionary_init( &p_mdis->catname_to_submedialist, 0 );
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2007-12-25 22:29:49 +01:00
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p_mdis->p_event_manager = libvlc_event_manager_new( p_mdis,
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p_inst, NULL );
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libvlc_event_manager_register_event_type( p_mdis->p_event_manager,
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libvlc_MediaDiscovererStarted, NULL );
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libvlc_event_manager_register_event_type( p_mdis->p_event_manager,
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libvlc_MediaDiscovererEnded, NULL );
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2007-08-17 10:10:42 +02:00
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p_mdis->p_sd = services_discovery_Create( (vlc_object_t*)p_inst->p_libvlc_int, psz_name );
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if( !p_mdis->p_sd )
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{
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free( p_mdis );
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2007-08-31 09:18:41 +02:00
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libvlc_exception_raise( p_e, "Can't find the services_discovery module named '%s'", psz_name );
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2007-08-17 10:10:42 +02:00
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return NULL;
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}
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vlc_event_attach( services_discovery_EventManager( p_mdis->p_sd ),
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vlc_ServicesDiscoveryItemAdded,
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services_discovery_item_added,
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p_mdis );
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vlc_event_attach( services_discovery_EventManager( p_mdis->p_sd ),
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vlc_ServicesDiscoveryItemRemoved,
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services_discovery_item_removed,
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p_mdis );
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2007-12-25 22:29:49 +01:00
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vlc_event_attach( services_discovery_EventManager( p_mdis->p_sd ),
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vlc_ServicesDiscoveryStarted,
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services_discovery_started,
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p_mdis );
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vlc_event_attach( services_discovery_EventManager( p_mdis->p_sd ),
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vlc_ServicesDiscoveryEnded,
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services_discovery_ended,
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p_mdis );
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2008-02-14 01:00:52 +01:00
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2007-08-17 10:10:42 +02:00
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/* Here we go */
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return p_mdis;
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}
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/**************************************************************************
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* release (Public)
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**************************************************************************/
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void
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libvlc_media_discoverer_release( libvlc_media_discoverer_t * p_mdis )
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{
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2008-02-13 18:10:18 +01:00
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int i;
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2007-08-17 10:10:42 +02:00
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libvlc_media_list_release( p_mdis->p_mlist );
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services_discovery_Destroy( p_mdis->p_sd );
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2008-02-13 18:10:18 +01:00
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/* Free catname_to_submedialist and all the mlist */
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char ** all_keys = vlc_dictionary_all_keys( &p_mdis->catname_to_submedialist );
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for( i = 0; all_keys[i]; i++ )
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{
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libvlc_media_list_t * p_catmlist = vlc_dictionary_value_for_key( &p_mdis->catname_to_submedialist, all_keys[i] );
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libvlc_media_list_release( p_catmlist );
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free( all_keys[i] );
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}
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free( all_keys );
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vlc_dictionary_clear( &p_mdis->catname_to_submedialist );
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2007-08-17 10:10:42 +02:00
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free( p_mdis );
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}
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/**************************************************************************
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* localized_name (Public)
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**************************************************************************/
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char *
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libvlc_media_discoverer_localized_name( libvlc_media_discoverer_t * p_mdis )
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{
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return services_discovery_GetLocalizedName( p_mdis->p_sd );
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}
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/**************************************************************************
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* media_list (Public)
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**************************************************************************/
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libvlc_media_list_t *
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libvlc_media_discoverer_media_list( libvlc_media_discoverer_t * p_mdis )
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{
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2007-08-19 23:45:00 +02:00
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libvlc_media_list_retain( p_mdis->p_mlist );
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return p_mdis->p_mlist;
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2007-08-17 10:10:42 +02:00
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}
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2007-12-25 23:33:56 +01:00
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/**************************************************************************
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* event_manager (Public)
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**************************************************************************/
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libvlc_event_manager_t *
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libvlc_media_discoverer_event_manager( libvlc_media_discoverer_t * p_mdis )
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{
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return p_mdis->p_event_manager;
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}
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2007-12-25 23:51:13 +01:00
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/**************************************************************************
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* running (Public)
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**************************************************************************/
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2008-03-17 20:20:33 +01:00
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int
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2007-12-25 23:51:13 +01:00
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libvlc_media_discoverer_is_running( libvlc_media_discoverer_t * p_mdis )
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{
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return p_mdis->running;
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}
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