private void InitAnnоtation(VideoResolution resolution)
{
Func<double, double> scaleX = (x) => (1 + x) * resolution.width / 2.0;
Func<double, double> scaleY = (y) => (1 - y) * resolution.height / 2.0;
{ // objects
objects.Width = resolution.width;
objects.Height = resolution.height;
movingObjectsHolder = new VAEntitiesHolder<VAObject, VAObjectSnapshot>(scaleX, scaleY, null);
var binding = new Binding("Objects") { ElementName = root.Name };
objects.SetBinding(ItemsControl.ItemsSourceProperty, binding);
}
{ // alarms
alarms.Width = resolution.width;
alarms.Height = resolution.height;
((INotifyCollectionChanged)alarms.Items).CollectionChanged += (s, e) =>
{
if (e.NewItems != null && e.NewItems.Count > 0)
{
var c = alarms.ItemContainerGenerator.ContainerFromItem(e.NewItems[e.NewItems.Count - 1]);
if (c is FrameworkElement)
((FrameworkElement)c).BringIntoView();
}
};
alarmsHolder = new VAEntitiesHolder<VAAlarm, VAEntitySnapshot>(scaleX, scaleY, null);
var binding = new Binding("Alarms") { ElementName = root.Name };
alarms.SetBinding(ItemsControl.ItemsSourceProperty, binding);
}
}
public void Init(Model model) {
InitializeComponent();
OnCompleted += () => {
disposables.Dispose();
};
VideoResolution resolution = null;
//TODO rid of these checks
if (model.size == null) {
resolution = new VideoResolution() { height = 576, width = 720 };
} if (model.size.width < 1 || model.size.height < 1) {
resolution = new VideoResolution() { height = 576, width = 720 };
} else {
resolution = model.size;
}
InitAnnоtation(resolution);
VideoStartup(model, resolution);
}
void VideoStartup(Model model, VideoResolution resolution) {
//subscribe to metadata
IMetadataReceiver metadataReceiver = null;
if (AppDefaults.visualSettings.EnableGraphicAnnotation) {
string vaConfToken = model.engineConfToken;
var eventMetadataProcessor = new EventMetadataProcessor();
//eventMetadataProcessor.Processors.Add(new ObjectMotionMetadataProcessor(null, vaConfToken, movingObjectsHolder.EntityInitialized, movingObjectsHolder.EntityChanged, movingObjectsHolder.EntityDeleted));
eventMetadataProcessor.Processors.Add(new MotionAlarmMetadataProcessor(null, vaConfToken, alarmsHolder.EntityInitialized, alarmsHolder.EntityChanged, alarmsHolder.EntityDeleted));
eventMetadataProcessor.Processors.Add(new RegionMotionAlarmMetadataProcessor(null, vaConfToken, alarmsHolder.EntityInitialized, alarmsHolder.EntityChanged, alarmsHolder.EntityDeleted));
eventMetadataProcessor.Processors.Add(new LoiteringAlarmMetadataProcessor(null, vaConfToken, alarmsHolder.EntityInitialized, alarmsHolder.EntityChanged, alarmsHolder.EntityDeleted));
eventMetadataProcessor.Processors.Add(new AbandonedItemAlarmMetadataProcessor(null, vaConfToken, alarmsHolder.EntityInitialized, alarmsHolder.EntityChanged, alarmsHolder.EntityDeleted));
eventMetadataProcessor.Processors.Add(new TripwireAlarmMetadataProcessor(null, vaConfToken, alarmsHolder.EntityInitialized, alarmsHolder.EntityChanged, alarmsHolder.EntityDeleted));
eventMetadataProcessor.Processors.Add(new TamperingDetectorAlarmMetadataProcessor(null, vaConfToken, alarmsHolder.EntityInitialized, alarmsHolder.EntityChanged, alarmsHolder.EntityDeleted));
var sceneMetadataProcessor = new SceneMetadataProcessor(movingObjectsHolder.EntityInitialized, movingObjectsHolder.EntityChanged, movingObjectsHolder.EntityDeleted);
var metadataProcessor = new MetadataProcessor(eventMetadataProcessor, sceneMetadataProcessor);
metadataReceiver = new MetadataFramer(metadataProcessor.Process);
}
vidBuff = new VideoBuffer(resolution.width, resolution.height);
var streamSetup = new StreamSetup() {
transport = new Transport() {
protocol = AppDefaults.visualSettings.Transport_Type
}
};
VideoPlayerView playview = new VideoPlayerView();
disposables.Add(playview);
player.Child = playview;
playview.Init(new VideoPlayerView.Model(
streamSetup: streamSetup,
mediaUri: new MediaUri() {
uri = model.uri
},
encoderResolution: new VideoResolution() {
height = resolution.height,
width = resolution.width
},
isUriEnabled: false, //TODO if true then annotation is not positioned correctly
metadataReceiver: metadataReceiver
));
uriString.Visibility = System.Windows.Visibility.Visible;
uriString.Text = model.uri;
}
