private void DeviceStreamGrabber_ImageGrabbedEvent(object sender, ImageGrabbedEventArgs e)
{
Basler.Pylon.IGrabResult grabResult = e.GrabResult;
if (grabResult.GrabSucceeded)
{
Basler.Pylon.PixelType pixelType = grabResult.PixelTypeValue;
if (pixelType == Basler.Pylon.PixelType.Mono8)
{
//allocate the m_stream_size amount of bytes in non-managed environment
if (_latestFrameAddress == IntPtr.Zero)
{
_latestFrameAddress = System.Runtime.InteropServices.Marshal.AllocHGlobal((Int32)grabResult.PayloadSize);
}
_converter.OutputPixelFormat = Basler.Pylon.PixelType.Mono8;
_converter.Convert(_latestFrameAddress, grabResult.PayloadSize, grabResult);
HalconDotNet.HOperatorSet.GenImage1(out HoImage, "byte", (HalconDotNet.HTuple)grabResult.Width, (HalconDotNet.HTuple)grabResult.Height, (HalconDotNet.HTuple)_latestFrameAddress);
}
else if (grabResult.PixelTypeValue == Basler.Pylon.PixelType.BayerBG8 ||
grabResult.PixelTypeValue == Basler.Pylon.PixelType.BayerGB8 ||
grabResult.PixelTypeValue == Basler.Pylon.PixelType.BayerRG8 ||
grabResult.PixelTypeValue == Basler.Pylon.PixelType.BayerGR8 ||
grabResult.PixelTypeValue == Basler.Pylon.PixelType.BayerRG12Packed ||
grabResult.PixelTypeValue == Basler.Pylon.PixelType.YUV422packed ||
grabResult.PixelTypeValue == Basler.Pylon.PixelType.YUV422_YUYV_Packed ||
grabResult.PixelTypeValue == Basler.Pylon.PixelType.BayerRG12
)
{
if (_latestFrameAddress == IntPtr.Zero)
{
_latestFrameAddress = System.Runtime.InteropServices.Marshal.AllocHGlobal((Int32)(3 * grabResult.Width * grabResult.Height));
}
_converter.OutputPixelFormat = Basler.Pylon.PixelType.BGR8packed;// 根据bayer格式不同切换以下代码
_converter.Convert(_latestFrameAddress, 3 * grabResult.Width * grabResult.Height, grabResult);
HalconDotNet.HOperatorSet.GenImageInterleaved(out HoImage, _latestFrameAddress, "bgr", (HalconDotNet.HTuple)_imageWidth, (HalconDotNet.HTuple)_imageHeight, -1, "byte", (HalconDotNet.HTuple)_imageWidth, (HalconDotNet.HTuple)_imageHeight, 0, 0, -1, 0);
}
System.Runtime.InteropServices.Marshal.FreeHGlobal(_latestFrameAddress);
_latestFrameAddress = IntPtr.Zero;
if (HoImage != null &&
HoImage.IsInitialized())
{
IsImageGrabbed = true;
if (CameraImageGrabbedEvt != null)
{
CameraImageGrabbedEvt(Camera, HoImage);
}
}
}
}
private void StreamGrabber_ImageGrabbed(object sender, Basler.Pylon.ImageGrabbedEventArgs e)
{
if (_grabCount > 0)
{
_count++;
if (_count > _grabCount)
{
//Modify.Choijh.2021.05.27.Insert Disable Stop Grab Code.Start...
//Stop();
//Modify.Choijh.2021.05.27.Insert Disable Stop Grab Code.End...
if (GrabDone != null)
{
GrabDone();
}
}
}
Basler.Pylon.IGrabResult result = e.GrabResult;
if (result.GrabSucceeded)
{
if (result.PixelTypeValue.IsMonoImage())
{
var src = result.PixelData as byte[];
var data = new byte[src.Length];
Array.Copy(src, data, src.Length);
if (ImageGrabbed != null)
{
ImageGrabbed(
new GrabInfo(
EGrabResult.Success, result.Width, result.Height, 1, data));
}
return;
}
else
{
var data = new byte[result.Width * result.Height * 3];
_converter.Convert(data, result);
if (ImageGrabbed != null)
{
ImageGrabbed(
new GrabInfo(
EGrabResult.Success, result.Width, result.Height, 3, data));
}
return;
}
}
if (ImageGrabbed != null)
{
ImageGrabbed(new GrabInfo(EGrabResult.Error));
}
}