public void TakePic()
{
//Console.WriteLine(FrameRate);
Mat frame = new Mat();
//frame = capture.QueryFrame();
capture.Grab();
capture.Retrieve(frame, 0);
frame.Save("/home/pi/AVA/Photos/" + string.Format("{0:yyyy-MM-dd hh_mm_ss_fftt}", DateTime.Now) + ".jpg");
Debug.DebugStatement("Photo taken", ConsoleColor.White);
//Thread.Sleep((int)(1000.0 / FrameRate));
frame.Dispose();
//capture.Dispose();
}
public static void DoMatMagic(string message = null)
{
if (message != "Magical Mystery Heap fix")
{
Log.InfoFormat("Magical Mystery Heap fix from '{0}'", message);
return;
}
Log.InfoFormat("Mat test! {0}" , message);
var m1 = new Mat();
var m2 = new Mat();
m2.CopyTo(m1);
m1.Dispose();
m2.Dispose();
}
public void showFrame()
{
if (this.InvokeRequired)
{
try
{
ShowFrameDelegate SD = new ShowFrameDelegate(showFrame);
this.BeginInvoke(SD);
}
catch { }
}
else
{
if (ext == ".jpg")
{
Emgu.CV.Mat matBefore = CvInvoke.Imread(Text_FilePath.Text);
Emgu.CV.Mat matAfter = CvInvoke.Imread(SaveFileName);
if (matBefore != null && matAfter != null)
{
// bitmap是GDI+的物件，所以使用一般釋放記憶體的方式(dispose)對於bitmap是無效的
// 要能夠成功的釋放GDI+物件所佔用的記憶體，必須要使用Windows GDI元件，才能有效的釋放掉bitmap所使用的記憶體
// 將Bitmap物件轉換為平台指標
IntPtr gdibitmapBefore = matBefore.Bitmap.GetHbitmap();
IntPtr gdibitmapAfter = matAfter.Bitmap.GetHbitmap();
// 將bitmap放入至PictureBox的Image屬性
File_Before.Image = Image.FromHbitmap(gdibitmapBefore);
File_After.Image = Image.FromHbitmap(gdibitmapAfter);
// 進行Bitmap資源的釋放
DeleteObject(gdibitmapBefore);
DeleteObject(gdibitmapAfter);
}
if (matBefore != null)
{
matBefore.Dispose();
}
if (matAfter != null)
{
matAfter.Dispose();
}
GC.Collect();
}
else if (FrameCount == 0 || State == (int)PlayState.PlayState_Play)
{
Emgu.CV.Mat matBefore = objVideoCapture_Before.QueryFrame();
Emgu.CV.Mat matAfter = objVideoCapture_After.QueryFrame();
if (matBefore != null && matAfter != null)
{
FrameCount = objVideoCapture_Before.GetCaptureProperty(Emgu.CV.CvEnum.CapProp.PosFrames);
// bitmap是GDI+的物件，所以使用一般釋放記憶體的方式(dispose)對於bitmap是無效的
// 要能夠成功的釋放GDI+物件所佔用的記憶體，必須要使用Windows GDI元件，才能有效的釋放掉bitmap所使用的記憶體
// 將Bitmap物件轉換為平台指標
IntPtr gdibitmapBefore = matBefore.Bitmap.GetHbitmap();
IntPtr gdibitmapAfter = matAfter.Bitmap.GetHbitmap();
// 將bitmap放入至PictureBox的Image屬性
File_Before.Image = Image.FromHbitmap(gdibitmapBefore);
File_After.Image = Image.FromHbitmap(gdibitmapAfter);
// 進行Bitmap資源的釋放
DeleteObject(gdibitmapBefore);
DeleteObject(gdibitmapAfter);
}
if (matBefore != null)
{
matBefore.Dispose();
}
if (matAfter != null)
{
matAfter.Dispose();
}
GC.Collect();
}
}
}
