public void Refresh()
{
//To change the video device, a dispose is needed.
if (Capture != null)
{
Capture.Dispose();
Capture = null;
}
//Create capture object.
if (VideoDevice != null)
{
Capture = new CaptureWebcam(VideoDevice) { PreviewWindow = this, Scale = this.Scale() };
Capture.StartPreview();
//Width = Height * ((double)Capture.Width / (double)Capture.Height);
}
}
private void VideoDevicesComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
try
{
// Get current devices and dispose of capture object
// because the video device can only be changed
// by creating a new Capture object.
Filter videoDevice = null;
// To change the video device, a dispose is needed.
if (_capture != null)
{
_capture.Dispose();
_capture = null;
}
// Get new video device
videoDevice = (VideoDevicesComboBox.SelectedIndex > -1 ? _filters.VideoInputDevices[VideoDevicesComboBox.SelectedIndex] : null);
// Create capture object
if (videoDevice != null)
{
_capture = new CaptureWebcam(videoDevice) { PreviewWindow = this };
_capture.StartPreview();
Height = _capture.Height + 70;
Width = _capture.Width;
}
}
catch (Exception ex)
{
LogWriter.Log(ex, "Video device not supported");
}
}