private void PlayForm_Load(object sender, EventArgs e)
{
screencastData = ScreencastData.DeSerializeFrom(new FileStream(Path.Combine(Form1.SaveFolder, "zcast.xml"), FileMode.Open));
screencastData.FrameInfos.Sort((x, y) => x.FrameNumber - y.FrameNumber);
FormBorderStyle = FormBorderStyle.None;
WindowState = FormWindowState.Maximized;
//TopMost = true;
Paint += new PaintEventHandler(PlayForm_Paint);
Timer timer = new Timer();
timer.Interval = screencastData.DelayBetweenFrames;
timer.Tick += new EventHandler(timer_Tick);
timer.Start();
reconstructed = new Bitmap(screencastData.Width, screencastData.Height, PixelFormat.Format32bppArgb);
g = Graphics.FromImage(reconstructed);
}
private void btnCapture_Click(object sender, EventArgs e)
{
lock (btnCapture)
{
if (capturing)
{
btnCapture.Text = "Start capturing";
stopCapture = true;
return;
}
btnCapture.Text = "Stop capture";
capturing = true;
}
Stopwatch timer = new Stopwatch();
Stopwatch timer2 = new Stopwatch();
Bitmap bmpPrev = null;
double last = Now();
double betweenFrames = interval;
timer.Start();
ScreencastData screencastData = new ScreencastData();
screencastData.Width = resX;
screencastData.Height = resY;
screencastData.DelayBetweenFrames = interval;
//for (int i = 1; i <= nImages; i++)
int frameNumber = 0;
while(true)
{
if (stopCapture)
{
stopCapture = false;
capturing = false;
timer.Stop();
label.Text = timer.Elapsed.Seconds + " s";
using (FileStream stream = new FileStream(Path.Combine(SaveFolder, "zcast.xml"), FileMode.Create))
{
screencastData.SerializeTo(stream);
}
return;
}
frameNumber++;
IntPtr desktopWindow = NativeMethods.GetDesktopWindow();
timer2.Reset();
timer2.Start();
Bitmap bmp = CaptureRectangle(desktopWindow, new Rectangle(0, 0, resX, resY));
Debug.WriteLine("capture rectangle: " + timer2.ElapsedMilliseconds + "ms");
//bmp.Save(@"C:\Users\Nicolas\Documents\test" + i + ".png");
WaitCallback callBack = new WaitCallback(ComputeDiffJob);
ThreadPool.QueueUserWorkItem(callBack, new ComputeDiffWork()
{
BmpPrev = bmpPrev,
BmpCur = (Bitmap)bmp.Clone(),
FileName = "zcast" + frameNumber.ToString(),
ScreencastData = screencastData,
FrameNumber = frameNumber - 1,
EncodingQuality = (int)udQuality.Value
});
bmpPrev = bmp;
label.Text = "" + frameNumber;
Application.DoEvents();
double now = Now();
double nextFrameTime = last + betweenFrames;
double remaining = nextFrameTime - now;
if (remaining > 0)
{
txtLog.AppendText("frame " + frameNumber + ": sleeping " + (remaining) + "ms\n");
while ((int)remaining > 1)
{
//txtLog.AppendText(Thread.CurrentThread.ManagedThreadId.ToString());
System.Threading.Thread.Sleep((int)remaining);
now = Now();
remaining = nextFrameTime - now;
}
}
else
{
txtLog.AppendText(String.Format("Missed frame {0} by {1:f2}ms\n", frameNumber, -remaining));
}
last = now;
}
/*form.WindowState = FormWindowState.Maximized;
form.FormBorderStyle = FormBorderStyle.None;
form.TopMost = true;
form.Paint += new PaintEventHandler(form_Paint);
Bitmap reconstructed = new Bitmap(800, 600, PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(reconstructed);
for (int i = 1; i <= 1000; i++)
{
Bitmap bmp = new Bitmap(@"C:\Users\Nicolas\Documents\AAA\" + i + ".png");
g.DrawImage(bmp, 0, 0, new Rectangle(0, 0, 800, 600), GraphicsUnit.Pixel);
reconstructed.Save(@"C:\Users\Nicolas\Documents\AAA\reconstructed " + i + ".png");
label.Text = "reconstructing: " + i;
Application.DoEvents();
}*/
}
