async void OnFrameAvailable(object sender, FrameReadyEventArgs e)
{
lastFrameTime = Environment.TickCount;
var img = e.BitmapSource;
CameraImage.Source = e.BitmapSource;
if (img != null)
{
device.CameraInfo.LastFrame = img;
}
if (lastCheckTime + 1000 < lastFrameTime)
{
lastCheckTime = Environment.TickCount;
var properties = await device.GetStatus();
if (properties.ContainsKey("alarm_status"))
{
// device current alarm status，0=no alarm；1=motion detection alarm；2=input alarm；3=voice detection alarm
double alarm = (double)properties["alarm_status"];
if (alarm == 1)
{
SaveFrame(e.BitmapSource);
}
}
}
}
private async void SetupNewCamera(FoscamDevice device)
{
var newCam = store.MergeNewCamera(device.CameraInfo);
if (newCam.IsNew || newCam.LastPingTime + 10000 < Environment.TickCount)
{
// get the device properties
device = new FoscamDevice()
{
CameraInfo = newCam
};
var properties = await device.GetStatus();
if (properties.HasValue("Error"))
{
device.CameraInfo.StaticError = properties.GetValue <string>("Error");
}
else
{
var realName = properties.GetValue <string>("alias");
if (!string.IsNullOrEmpty(realName))
{
newCam.Name = realName;
}
var sysver = properties.GetValue <string>("sys_ver");
if (!string.IsNullOrEmpty(sysver))
{
newCam.SystemVersion = sysver;
}
var webver = properties.GetValue <string>("app_ver");
if (!string.IsNullOrEmpty(webver))
{
newCam.WebUiVersion = webver;
}
CheckFirmwareVersion(device);
newCam.IsNew = false;
}
}
Prompt.Text = "";
newCam.LastPingTime = Environment.TickCount;
newCam.Rebooting = false;
newCam.UpdatingFirmware = false;
newCam.PropertyChanged -= OnCameraPropertyChanged;
newCam.PropertyChanged += OnCameraPropertyChanged;
if (store.Cameras.Count > 1 && noCamera != null && store.Cameras.Contains(noCamera))
{
this.RemoveNoCameraMessage();
}
}