vlc_InputItemMetaChanged );
vlc_event_manager_register_event_type( &p_i->event_manager,
vlc_InputItemSubItemAdded );
+ vlc_event_manager_register_event_type( &p_i->event_manager,
+ vlc_InputItemDurationChanged );
+ vlc_event_manager_register_event_type( &p_i->event_manager,
+ vlc_InputItemPreparsedChanged );
}
static inline void input_ItemCopyOptions( input_item_t *p_parent,
static inline void input_item_SetDuration( input_item_t * p_i, mtime_t i_duration )
{
+ vlc_bool_t send_event = VLC_FALSE;
+
vlc_mutex_lock( &p_i->lock );
- p_i->i_duration = i_duration;
+ if( p_i->i_duration != i_duration )
+ {
+ p_i->i_duration = i_duration;
+ send_event = VLC_TRUE;
+ }
vlc_mutex_unlock( &p_i->lock );
+
+ if ( send_event == VLC_TRUE )
+ {
+ vlc_event_t event;
+ event.type = vlc_InputItemDurationChanged;
+ event.u.input_item_duration_changed.new_duration = i_duration;
+ vlc_event_send( &p_i->event_manager, &event );
+ }
+
return;
}
static inline void input_item_SetPreparsed( input_item_t *p_i, vlc_bool_t preparsed )
{
+ vlc_bool_t send_event = VLC_FALSE;
+
if( !p_i->p_meta )
p_i->p_meta = vlc_meta_New();
+ vlc_mutex_lock( &p_i->lock );
+ int new_status;
if( preparsed )
- p_i->p_meta->i_status |= ITEM_PREPARSED;
+ new_status = p_i->p_meta->i_status | ITEM_PREPARSED;
else
- p_i->p_meta->i_status &= ~ITEM_PREPARSED;
+ new_status = p_i->p_meta->i_status & ~ITEM_PREPARSED;
+ if ( p_i->p_meta->i_status != new_status )
+ {
+ p_i->p_meta->i_status = new_status;
+ send_event = VLC_TRUE;
+ }
+
+ vlc_mutex_unlock( &p_i->lock );
+
+ if ( send_event == VLC_TRUE )
+ {
+ vlc_event_t event;
+ event.type = vlc_InputItemPreparsedChanged;
+ event.u.input_item_preparsed_changed.new_status = new_status;
+ vlc_event_send( &p_i->event_manager, &event );
+ }
}
static inline vlc_bool_t input_item_IsPreparsed( input_item_t *p_i )
libvlc_event_send( p_md->p_event_manager, &event );
}
+/**************************************************************************
+ * input_item_duration_changed (Private) (vlc event Callback)
+ **************************************************************************/
+static void input_item_duration_changed( const vlc_event_t *p_event,
+ void * user_data )
+{
+ libvlc_media_descriptor_t * p_md = user_data;
+ libvlc_event_t event;
+
+ /* Construct the event */
+ event.type = libvlc_MediaDescriptorDurationChanged;
+ event.u.media_descriptor_duration_changed.new_duration =
+ p_event->u.input_item_duration_changed.new_duration;
+
+ /* Send the event */
+ libvlc_event_send( p_md->p_event_manager, &event );
+}
+
+/**************************************************************************
+ * input_item_preparsed_changed (Private) (vlc event Callback)
+ **************************************************************************/
+static void input_item_preparsed_changed( const vlc_event_t *p_event,
+ void * user_data )
+{
+ libvlc_media_descriptor_t * p_md = user_data;
+ libvlc_event_t event;
+
+ /* Construct the event */
+ event.type = libvlc_MediaDescriptorPreparsedChanged;
+ event.u.media_descriptor_preparsed_changed.new_status =
+ p_event->u.input_item_preparsed_changed.new_status;
+
+ /* Send the event */
+ libvlc_event_send( p_md->p_event_manager, &event );
+}
/**************************************************************************
* Install event handler (Private)
vlc_InputItemMetaChanged,
input_item_meta_changed,
p_md );
+ vlc_event_attach( &p_md->p_input_item->event_manager,
+ vlc_InputItemDurationChanged,
+ input_item_duration_changed,
+ p_md );
+ vlc_event_attach( &p_md->p_input_item->event_manager,
+ vlc_InputItemPreparsedChanged,
+ input_item_preparsed_changed,
+ p_md );
}
/**************************************************************************
vlc_InputItemMetaChanged,
input_item_meta_changed,
p_md );
+ vlc_event_detach( &p_md->p_input_item->event_manager,
+ vlc_InputItemDurationChanged,
+ input_item_duration_changed,
+ p_md );
+ vlc_event_detach( &p_md->p_input_item->event_manager,
+ vlc_InputItemPreparsedChanged,
+ input_item_preparsed_changed,
+ p_md );
}
/**************************************************************************
p_md->p_input_item = p_input_item;
p_md->b_preparsed = VLC_FALSE;
p_md->i_refcount = 1;
+ p_md->p_user_data = NULL; // VLC.framework hook
/* A media descriptor can be a playlist. When you open a playlist
* It can give a bunch of item to read. */
libvlc_MediaDescriptorMetaChanged, p_e );
libvlc_event_manager_register_event_type( p_md->p_event_manager,
libvlc_MediaDescriptorSubItemAdded, p_e );
+ libvlc_event_manager_register_event_type( p_md->p_event_manager,
+ libvlc_MediaDescriptorDurationChanged, p_e );
vlc_gc_incref( p_md->p_input_item );
{
return p_md->p_event_manager;
}
+
+/**************************************************************************
+ * Get duration of media_descriptor object.
+ **************************************************************************/
+vlc_int64_t
+libvlc_media_descriptor_get_duration( libvlc_media_descriptor_t * p_md,
+ libvlc_exception_t * p_e )
+{
+ if( p_md && p_md->p_input_item)
+ {
+ return input_item_GetDuration( p_md->p_input_item );
+ }
+ else
+ {
+ return -1;
+ }
+}
+
+/**************************************************************************
+ * Get preparsed status for media_descriptor object.
+ **************************************************************************/
+vlc_bool_t
+libvlc_media_descriptor_is_preparsed( libvlc_media_descriptor_t * p_md,
+ libvlc_exception_t * p_e )
+{
+ if( p_md && p_md->p_input_item)
+ {
+ return input_item_IsPreparsed( p_md->p_input_item );
+ }
+ else
+ {
+ return VLC_FALSE;
+ }
+}
+
+/**************************************************************************
+ * Sets media descriptor's user_data. user_data is specialized data
+ * accessed by the host application, VLC.framework uses it as a pointer to
+ * an native object that references a libvlc_media_descriptor_t pointer
+ **************************************************************************/
+void
+libvlc_media_descriptor_set_user_data( libvlc_media_descriptor_t * p_md,
+ void * p_new_user_data,
+ libvlc_exception_t * p_e )
+{
+ if( p_md )
+ {
+ p_md->p_user_data = p_new_user_data;
+ }
+}
+
+/**************************************************************************
+ * Get media descriptor's user_data. user_data is specialized data
+ * accessed by the host application, VLC.framework uses it as a pointer to
+ * an native object that references a libvlc_media_descriptor_t pointer
+ **************************************************************************/
+void *
+libvlc_media_descriptor_get_user_data( libvlc_media_descriptor_t * p_md,
+ libvlc_exception_t * p_e )
+{
+ if( p_md )
+ {
+ return p_md->p_user_data;
+ }
+ else
+ {
+ return NULL;
+ }
+}
\ No newline at end of file