public void ShowOnMainWindow(Window MainWindow)
{
//To change the video device, a dispose is needed.
if (Capture != null)
{
Capture.Dispose();
Capture = null;
}
//Create capture object.
if (VideoDevice != null)
{
var source = PresentationSource.FromVisual(MainWindow) as HwndSource;
Capture = new CaptureWebcam(VideoDevice)
{
PreviewWindow = source.Handle,
Scale = Scale()
};
Capture.StartPreview();
Capture.OnPreviewWindowResize(50, 40, new System.Drawing.Point(257, 1));
}
}
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 && PresentationSource.FromVisual(this) is HwndSource source)
{
Capture = new CaptureWebcam(VideoDevice, OpenPreview, source.Handle)
{
Scale = Dpi.X
};
SizeChanged += (S, E) => OnSizeChange();
if (IsVisible)
{
Capture.StartPreview();
}
OnSizeChange();
}
}
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)
{
var source = PresentationSource.FromVisual(this) as HwndSource;
Capture = new CaptureWebcam(VideoDevice)
{
PreviewWindow = source.Handle,
Scale = Scale()
};
SizeChanged += (s, e) => OnSizeChange();
if (IsVisible)
{
Capture.StartPreview();
}
OnSizeChange();
}
}
public void Refresh()
{
try
{
//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 = Scale()
};
Capture.StartPreview();
//Width = Height * ((double)Capture.Width / (double)Capture.Height);
}
}
catch (Exception e)
{
LogWriter.Log(e, "It was not possible to access the webcam feed.");
ErrorDialog.Ok("ScreenToGif", "It was not possible to access the webcam's feed", e.Message, e);
}
}
public WebcamCapture(Filter Filter, Action OnClick)
{
_filter = Filter;
_onClick = OnClick;
_captureWebcam = new CaptureWebcam(Filter, OnClick, IntPtr.Zero);
_captureWebcam.StartPreview();
}
public void UpdatePreview(IWindow Window, Rectangle Location)
{
if (Window != null)
{
Dispose();
_captureWebcam = new CaptureWebcam(_filter, _onClick, Window.Handle);
_captureWebcam.StartPreview();
}
_captureWebcam.OnPreviewWindowResize(Location.X, Location.Y, Location.Width, Location.Height);
}
public void UpdatePreview(IWindow Window, Rectangle Location)
{
_syncContext.Run(() =>
{
if (Window != null && _lastWin != Window.Handle)
{
Dispose();
_captureWebcam = new CaptureWebcam(_filter, _onClick, Window.Handle);
_captureWebcam.StartPreview();
_lastWin = Window.Handle;
}
_captureWebcam.OnPreviewWindowResize(Location.X, Location.Y, Location.Width, Location.Height);
});
}
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);
}
}
public void ShowOnMainWindow(Window MainWindow)
{
// To change the video device, a dispose is needed.
if (Capture != null)
{
Capture.Dispose();
Capture = null;
}
// Create capture object.
if (VideoDevice != null && PresentationSource.FromVisual(MainWindow) is HwndSource source)
{
Capture = new CaptureWebcam(VideoDevice, OpenPreview, source.Handle)
{
Scale = Dpi.X
};
Capture.StartPreview();
Capture.OnPreviewWindowResize(50, 40, new Point(280, 1));
}
}
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");
}
}
