public void Grabber_WhenDisposed_Throws()
{
var grabber = new ScreenGrabber(new CaptureParameters());
var video = new FlashScreenVideo(new FlashScreenVideoParameters(grabber.ScreenshotWidth, grabber.ScreenshotHeight, 5));
var recorder = new ScreenRecorder(grabber, video);
recorder.Dispose();
ScreenGrabber x;
Assert.Throws<ObjectDisposedException>(() => x = recorder.Grabber);
}
/// <summary>
/// Starts recording a screen capture video of the entire desktop.
/// </summary>
/// <remarks>
/// <para>
/// Recording a screen capture video can be very CPU and space intensive particularly
/// when running tests on a single-core CPU. We recommend calling
/// <see cref="StartRecording(CaptureParameters, double)" /> with
/// a <see cref="CaptureParameters.Zoom" /> factor of 0.25 or less and a frame rate
/// of no more than 5 to 10 frames per second.
/// </para>
/// </remarks>
/// <param name="parameters">The capture parameters.</param>
/// <param name="framesPerSecond">The number of frames per second to capture.</param>
/// <returns>The recorder.</returns>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="parameters"/> is null.</exception>
/// <exception cref="ScreenshotNotAvailableException">Thrown if a screenshot cannot be captured at this time.</exception>
public static ScreenRecorder StartRecording(CaptureParameters parameters, double framesPerSecond)
{
if (parameters == null)
throw new ArgumentNullException("parameters");
ScreenGrabber.ThrowIfScreenshotNotAvailable();
ScreenGrabber grabber = new ScreenGrabber(parameters);
try
{
FlashScreenVideo video = new FlashScreenVideo(new FlashScreenVideoParameters(
grabber.ScreenshotWidth, grabber.ScreenshotHeight, framesPerSecond));
ScreenRecorder recorder = new ScreenRecorder(grabber, video);
try
{
recorder.OverlayManager.AddOverlay(GetOverlayManager().ToOverlay());
recorder.Start();
return recorder;
}
catch
{
recorder.Dispose();
throw;
}
}
catch
{
grabber.Dispose();
throw;
}
}