网上找了一些代码有的不全,有的有问题,自己改了一下
程序加载时
HOperatorSet.OpenWindow(0, 0, 1296, 972, hWindowControl.HalconWindow, "", "", out hv_windowhandle);
public void disp(HObject ho_Image1)
{
if(HDevWindowStack.GetActive() != -1)
HOperatorSet.ClearWindow(HDevWindowStack.GetActive());
HDevWindowStack.CloseAll();
HDevWindowStack.Push(hv_windowhandle);
HTuple imgWidth, imgHeight, winRow, winCol, winWidth, winHeight, partWidth, partHeight;
HOperatorSet.GetImageSize(ho_Image1, out imgWidth, out imgHeight);
HOperatorSet.GetWindowExtents(hWindowControl.HalconWindow, out winRow, out winCol, out winWidth, out winHeight);
if (imgWidth < imgHeight)
{
partWidth = winWidth*imgHeight / winHeight;
partHeight = imgHeight;
}
else
{
partWidth = imgWidth;
partHeight = winHeight * imgWidth / winWidth;
}
HOperatorSet.SetPart(HDevWindowStack.GetActive(),0, 0, partHeight - 1, partWidth - 1);
bool f = HDevWindowStack.IsOpen();
//HOperatorSet.SetPart(HDevWindowStack.GetActive(), 0, 0, hw_width, hv_height);
HOperatorSet.DispObj(ho_Image1, HDevWindowStack.GetActive());
}
if(HDevWindowStack.GetActive() != -1)
HOperatorSet.ClearWindow(HDevWindowStack.GetActive());
HDevWindowStack.CloseAll();
没有这两句时,hWindowControl1中显示的图片还是之前得到的图片,不会实时显示当前处理 的图片
本文详细介绍了使用Halcon进行图像处理时,如何通过修改代码确保图像能够实时且准确地显示在窗口中。针对网上找到的代码片段存在的问题,作者进行了修正,并分享了具体的实现细节,包括窗口的初始化、图像大小的适配以及显示对象的更新。
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