public override void StartCapture(BackgroundWorker bw)
{
ManagedImage m_image = new ManagedImage();
ManagedImage m_converted = new ManagedImage();
try
{
//camera.StopCapture();
camera.EndAcquisition();
}
catch (SpinnakerException ex)
{
if (!ex.Message.Contains("Camera is not started"))
{
throw;
}
}
//camera.StartCapture();
camera.BeginAcquisition();
PtGreyCameraImage helper = new PtGreyCameraImage();
helper.converted = m_converted;
helper.raw = m_image;
helper.cam = camera;
bw.RunWorkerAsync(helper);
}
public override BitmapSource GetImage(DoWorkEventArgs e)
{
PtGreyCameraImage helper = (PtGreyCameraImage)e.Argument;
BitmapSource source;
//helper.cam.RetrieveBuffer(helper.raw);
//helper.raw.ConvertToBitmapSource(helper.converted);
IManagedImage managedImage = helper.cam.GetNextImage();
if (managedImage.IsIncomplete)
{
Console.WriteLine("GetNextImage Incompleted");
return(null);
}
managedImage.ConvertToBitmapSource(PixelFormatEnums.BGR8, helper.converted);
if ((Properties.Settings.Default.CropHeight == 0 && Properties.Settings.Default.CropWidth == 0) ||
(Properties.Settings.Default.CropHeight + Properties.Settings.Default.CropTop > helper.converted.bitmapsource.Height) ||
(Properties.Settings.Default.CropWidth + Properties.Settings.Default.CropLeft > helper.converted.bitmapsource.Width)
)
{
source = helper.converted.bitmapsource;
CropImageWidth = 0;
CropImageHeight = 0;
}
else
{
source = new CroppedBitmap(helper.converted.bitmapsource,
new System.Windows.Int32Rect((int)Properties.Settings.Default.CropLeft,
(int)Properties.Settings.Default.CropTop,
(int)(Properties.Settings.Default.CropWidth == 0 ?
helper.converted.bitmapsource.Width : Properties.Settings.Default.CropWidth),
(int)(Properties.Settings.Default.CropHeight == 0 ?
helper.converted.bitmapsource.Height : Properties.Settings.Default.CropHeight)));
CropImageWidth = source.Width;
CropImageHeight = source.Height;
}
source.Freeze();
ImageWidth = helper.converted.bitmapsource.Width;
ImageHeight = helper.converted.bitmapsource.Height;
managedImage.Release();
return(source);
}