void VideoPlayer_NewFrameReceived(object sender, Accord.Video.NewFrameEventArgs eventArgs)
{
DateTime currentFrameTime = eventArgs.CaptureFinished;
// Encode the last frame at the same time we prepare the new one
Task.WaitAll(
Task.Run(() =>
{
lock (syncObj) // Save the frame to the video file.
{
if (IsRecording)
{
if (RecordingStartTime == DateTime.MinValue)
{
RecordingStartTime = DateTime.Now;
}
TimeSpan timestamp = currentFrameTime - RecordingStartTime;
if (timestamp > TimeSpan.Zero)
{
videoWriter.WriteVideoFrame(this.lastFrame, timestamp, this.lastFrameRegion);
}
}
}
}),
Task.Run(() =>
{
// Adjust the window according to the current capture
// mode. Also adjusts to keep even widths and heights.
CaptureRegion = AdjustWindow();
// Crop the image if the mode requires it
if (CaptureMode == CaptureRegionOption.Fixed ||
CaptureMode == CaptureRegionOption.Window)
{
crop.Rectangle = CaptureRegion;
eventArgs.Frame = croppedImage = crop.Apply(eventArgs.Frame, croppedImage);
eventArgs.FrameSize = crop.Rectangle.Size;
}
//// Draw extra information on the screen
bool captureMouse = Settings.Default.CaptureMouse;
bool captureClick = Settings.Default.CaptureClick;
bool captureKeys = Settings.Default.CaptureKeys;
if (captureMouse || captureClick || captureKeys)
{
cursorCapture.CaptureRegion = CaptureRegion;
clickCapture.CaptureRegion = CaptureRegion;
keyCapture.Font = Settings.Default.KeyboardFont;
using (Graphics g = Graphics.FromImage(eventArgs.Frame))
{
g.CompositingQuality = CompositingQuality.HighSpeed;
g.SmoothingMode = SmoothingMode.HighSpeed;
float invWidth = 1; // / widthScale;
float invHeight = 1; // / heightScale;
if (captureMouse)
{
cursorCapture.Draw(g, invWidth, invHeight);
}
if (captureClick)
{
clickCapture.Draw(g, invWidth, invHeight);
}
if (captureKeys)
{
keyCapture.Draw(g, invWidth, invHeight);
}
}
}
})
);
// Save the just processed frame and mark
// it to be encoded in the next iteration:
lastFrame = eventArgs.Frame.Copy(lastFrame);
//lastFrameTime = currentFrameTime;
lastFrameRegion = new Rectangle(0, 0, eventArgs.FrameSize.Width, eventArgs.Frame.Height);
}
private void Player_NewFrame(object sender, ref Bitmap image)
{
// Adjust the window according to the current capture
// mode. Also adjusts to keep even widths and heights.
CaptureRegion = adjustWindow();
// Crop the image if the mode requires it
if (CaptureMode == CaptureRegionOption.Fixed ||
CaptureMode == CaptureRegionOption.Window)
{
crop.Rectangle = CaptureRegion;
using (Bitmap oldImage = image)
{
image = crop.Apply(oldImage);
}
}
// Draw extra information on the screen
bool captureMouse = Settings.Default.CaptureMouse;
bool captureClick = Settings.Default.CaptureClick;
bool captureKeys = Settings.Default.CaptureKeys;
if (captureMouse || captureClick || captureKeys)
{
cursorCapture.CaptureRegion = CaptureRegion;
clickCapture.CaptureRegion = CaptureRegion;
keyCapture.Font = Settings.Default.KeyboardFont;
using (Graphics g = Graphics.FromImage(image))
{
g.CompositingQuality = CompositingQuality.HighQuality;
g.SmoothingMode = SmoothingMode.HighQuality;
if (captureMouse)
{
cursorCapture.Draw(g);
}
if (captureClick)
{
clickCapture.Draw(g);
}
if (captureKeys)
{
keyCapture.Draw(g);
}
}
}
if (IsRecording)
{
lock (syncObj) // Save the frame to the video file.
{
if (RecordingStartTime == DateTime.MinValue)
{
RecordingStartTime = DateTime.Now;
}
RecordingDuration = DateTime.Now - RecordingStartTime;
// We can't write too fast to the buffer. A better buffer control
// needs to be implemented in the future so we can drop frames as
// necessary.
if (RecordingDuration.Subtract(lastFrameTime).Milliseconds > 10)
{
videoWriter.WriteVideoFrame(image, RecordingDuration);
lastFrameTime = RecordingDuration;
}
}
}
}
