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143 lines
4.1 KiB
143 lines
4.1 KiB
/*****************************************************************************
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* VLCRendererDiscovery.m: Wrapper class for vlc_renderer_discovery_t
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*****************************************************************************
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* Copyright (C) 2016 VLC authors and VideoLAN
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* $Id$
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*
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* Authors: Marvin Scholz <epirat07 at gmail dot com>
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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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#import "VLCRendererDiscovery.h"
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#import "VLCMain.h"
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#include <vlc_common.h>
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#include <vlc_renderer_discovery.h>
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@interface VLCRendererDiscovery ()
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{
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intf_thread_t *p_intf;
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vlc_renderer_discovery_t *p_rd;
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BOOL _isRunning;
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}
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- (void)handleItemAdded:(vlc_renderer_item_t *)item;
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- (void)handleItemRemoved:(const vlc_renderer_item_t *)item;
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@end
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// C callback event handler functions
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static void renderer_event_item_added(vlc_renderer_discovery_t *rd,
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vlc_renderer_item_t *item)
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{
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VLCRendererDiscovery *target = (__bridge VLCRendererDiscovery*)rd->owner.sys;
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[target handleItemAdded:item];
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}
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static void renderer_event_item_removed(vlc_renderer_discovery_t *rd,
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vlc_renderer_item_t *item)
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{
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VLCRendererDiscovery *target = (__bridge VLCRendererDiscovery*)rd->owner.sys;
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[target handleItemRemoved:item];
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}
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@implementation VLCRendererDiscovery
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- (instancetype)initWithName:(const char*)name andLongname:(const char*)longname
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{
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self = [super init];
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if (self) {
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if (!name)
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[NSException raise:NSInvalidArgumentException
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format:@"name must not be nil"];
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_name = [NSString stringWithUTF8String:name];
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_longName = (!longname) ? nil : [NSString stringWithUTF8String:longname];
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_rendererItems = [NSMutableArray array];
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}
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return self;
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}
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- (void)dealloc
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{
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[self stopDiscovery];
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}
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- (bool)startDiscovery
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{
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if (_isRunning) {
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return YES;
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}
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struct vlc_renderer_discovery_owner owner =
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{
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(__bridge void *) self,
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renderer_event_item_added,
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renderer_event_item_removed,
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};
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p_intf = getIntf();
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msg_Dbg(p_intf, "Starting renderer discovery service %s", _name.UTF8String);
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// Create renderer object
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p_rd = vlc_rd_new(VLC_OBJECT(p_intf), _name.UTF8String, &owner);
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if (!p_rd) {
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_isRunning = NO;
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msg_Err(p_intf, "Could not create '%s' renderer discovery service", _name.UTF8String);
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return false;
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}
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_isRunning = YES;
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return true;
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}
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- (void)stopDiscovery
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{
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if (p_rd != NULL) {
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vlc_rd_release(p_rd);
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p_rd = NULL;
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_isRunning = NO;
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}
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}
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- (void)handleItemAdded:(vlc_renderer_item_t *)base_item
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{
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VLCRendererItem *item = [[VLCRendererItem alloc] initWithRendererItem:base_item];
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[_rendererItems addObject:item];
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if (_delegate)
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[_delegate addedRendererItem:item from:self];
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}
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- (void)handleItemRemoved:(const vlc_renderer_item_t *)base_item
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{
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VLCRendererItem *result_item = nil;
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for (VLCRendererItem *item in _rendererItems) {
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if (item.rendererItem == base_item) {
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result_item = item;
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break;
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}
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}
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if (result_item) {
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if (_delegate)
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[_delegate removedRendererItem:result_item from:self];
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[_rendererItems removeObject:result_item];
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} else {
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msg_Err(p_intf, "VLCRendererDiscovery could not find item to remove!");
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}
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}
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@end
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