public static extern void AddInFrame(ref Frame frame);
public static extern bool PreProcessFrame(Frame frame, ref Frame lastFrame);
private void timer1_Tick(object sender, EventArgs e)
{
byte[] image = sanyoNetCamera1.GetImage();
MemoryStream memStream = new MemoryStream(image);
Bitmap bmp = null;
try
{
bmp = (Bitmap)Image.FromStream(memStream);
}
catch (System.ArgumentException)
{
return;
}
if (this.pictureBox1.Image != null)
{
//this.pictureBox1.Image.Dispose();
}
if (this.live.Checked)
{
this.pictureBox1.Image = bmp;
}
//lastImageTime = time;
Frame f = new Frame();
f.timeStamp = (int)DateTime.Now.Ticks;
f.image = IntPtr.Zero;
System.Diagnostics.Debug.WriteLine("before convert");
try
{
IplImage ipl = BitmapConverter.ToIplImage(bmp);
ipl.IsEnabledDispose = false;
f.image = ipl.CvPtr;
}
catch (System.Exception ex)
{
Debug.WriteLine(ex.Message);
this.timer1.Enabled = false;
}
System.Diagnostics.Debug.WriteLine("after convert");
Frame lastFrame = new Frame();
Debug.WriteLine("input frame: " + f.timeStamp.ToString());
bool groupCaptured = NativeMethods.PreProcessFrame(f, ref lastFrame);
Debug.WriteLineIf(lastFrame.image != IntPtr.Zero, "output frame: " + lastFrame.timeStamp.ToString());
if (lastFrame.searchRect.Width == 0 || lastFrame.searchRect.Height == 0)
{
if (lastFrame.image != IntPtr.Zero)
{
Debug.WriteLine("==========release memory=======");
Cv.Release(ref lastFrame.image);
}
}
else
{
FrameHistory.Enqueue(lastFrame);
}
if (groupCaptured)
{
Frame[] frames = FrameHistory.ToArray();
FrameHistory.Clear();
if (frames.Length <= 0) return;
lock (locker)
{
//System.Diagnostics.Debug.WriteLine(string.Format("enqueue: {0:x}", f.image));
frameQueue.Enqueue(frames);
go.Set();
}
}
}
