public void AddFrame_WhenFrameHeightIsIncorrect_Throws()
{
var flashScreenVideo = new FlashScreenVideo(new FlashScreenVideoParameters(32, 16, 30));
var ex = Assert.Throws <ArgumentException>(() => flashScreenVideo.AddFrame(new BitmapVideoFrame(new Bitmap(32, 20))));
Assert.Contains(ex.Message, "The frame dimensions must exactly equal those of the video.");
}
public void Video_ReturnsVideo()
{
var grabber = new ScreenGrabber(new CaptureParameters());
var video = new FlashScreenVideo(new FlashScreenVideoParameters(grabber.ScreenshotWidth, grabber.ScreenshotHeight, 5));
using (var recorder = new ScreenRecorder(grabber, video))
{
Assert.AreSame(video, recorder.Video);
}
}
public void Stop_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();
Assert.Throws <ObjectDisposedException>(() => recorder.Stop());
}
public void AddFrame_WhenFrameIsValid_IncreasesFrameCount()
{
var flashScreenVideo = new FlashScreenVideo(new FlashScreenVideoParameters(32, 32, 30));
flashScreenVideo.AddFrame(new BitmapVideoFrame(new Bitmap(32, 32)));
Assert.AreEqual(1, flashScreenVideo.FrameCount);
flashScreenVideo.AddFrame(new BitmapVideoFrame(new Bitmap(32, 32)));
Assert.AreEqual(2, flashScreenVideo.FrameCount);
}
public void Constructor_WhenVideoSizeDoesNotMatchGrabberScreenshotsSize_Throws()
{
var grabber = new ScreenGrabber(new CaptureParameters());
var video = new FlashScreenVideo(new FlashScreenVideoParameters(1, grabber.ScreenshotHeight, 5));
var ex = Assert.Throws <ArgumentException>(() => new ScreenRecorder(grabber, video));
Assert.Contains(ex.Message, "The video dimensions must be exactly the same as the screenshots obtained by the grabber.");
video = new FlashScreenVideo(new FlashScreenVideoParameters(grabber.ScreenshotWidth, 1, 5));
ex = Assert.Throws <ArgumentException>(() => new ScreenRecorder(grabber, video));
Assert.Contains(ex.Message, "The video dimensions must be exactly the same as the screenshots obtained by the grabber.");
}
public void Start_CapturesVideoUntilStopped()
{
var grabber = new ScreenGrabber(new CaptureParameters()
{
Zoom = 0.25
});
var video = new FlashScreenVideo(new FlashScreenVideoParameters(grabber.ScreenshotWidth, grabber.ScreenshotHeight, 5));
using (var recorder = new ScreenRecorder(grabber, video))
{
recorder.Start();
Thread.Sleep(2000);
recorder.Stop();
TestLog.EmbedVideo("Video", recorder.Video);
}
}
/// <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;
}
}
public void Constructor_WhenScreenGrabberIsNull_Throws()
{
var video = new FlashScreenVideo(new FlashScreenVideoParameters(100, 100, 5));
Assert.Throws <ArgumentNullException>(() => new ScreenRecorder(null, video));
}
public void Save_WhenStreamIsNull_Throws()
{
var flashScreenVideo = new FlashScreenVideo(new FlashScreenVideoParameters(32, 16, 30));
Assert.Throws <ArgumentNullException>(() => flashScreenVideo.Save(null));
}
public void FrameCount_WhenInitiallyCreated_IsZero()
{
var flashScreenVideo = new FlashScreenVideo(new FlashScreenVideoParameters(32, 32, 30));
Assert.AreEqual(0, flashScreenVideo.FrameCount);
}
public void MimeType_ReturnsFlashVideoMimeType()
{
var flashScreenVideo = new FlashScreenVideo(new FlashScreenVideoParameters(32, 16, 30));
Assert.AreEqual(MimeTypes.FlashVideo, flashScreenVideo.MimeType);
}
