MFC-halcon使用技巧.docx

MFC/HALCON混合编程系列八_使用Halcon技巧楼主#更多发布于：2014-03-07 23:36下面是examples中用的到的技巧：本部分设定了隐藏,您已回复过了,以下是隐藏的内容原稿地址：/2316220871/8a0eb9c733002v6x.html1、添加左键点击的等待，这样可以在调试的时候有时间观察结果复制代码1234567891011void click(const Halcon:HWindow &w)cout Click with mouse button to continue .; cout.flush();w.Click();cout okn; cout.flush();2、线性改变图片方法复制代码123456789101112131415161718192021222324252627double t1,t2;in.Display(w);HByteImage out = in;int width = out.Width();int height = out.Height();long end = width * height;cout - copy image bit by bit via linear bit access endl;count_seconds(&t1);for (int k = 0; k end; k+)outk = 255 - ink;count_seconds(&t2);cout (linear) time = (t2-t1)*1000 msec endl;out.Display(w);click(w);3、非线性操作图片复制代码1234567891011count_seconds(&t1);for (int y=0; yheight; y+)for (int x=0; x= 128; / thresholdw.SetColor(yellow);w.SetInsert(xor);reg.Display(w);for (int i=0; i100; i+)(+reg).Display(w); / stepwise dilation of region5 、利用&操作制造圆形ROI复制代码123456789101112131415161718192021222324252627282930313233343536373839void RegionOfInterest()using namespace Halcon;cout endl Restriction of the definition range endl;HByteImage image(mreut);HWindow w(0,0,image.Width(),image.Height();w.SetPart(0,0,image.Height()-1,image.Width()-1);int i;for (i=1; i30; i += 1)(image & HRegion:GenCircle(255,255,i).Display(w);for (; i80; i += 2)(image & HRegion:GenCircle(255,255,i).Display(w);for (; i255; i += 4)(image & HRegion:GenCircle(255,255,i).Display(w);click(w);6、图像的移动，局部增值复制代码12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879void Move(int x, int y)using namespace Halcon;cout endl Move image with offset x= x and y= y endl;HByteImage in(mreut);HWindow w(0,0,in.Width(),in.Height();w.SetPart(0,0,in.Height()-1,in.Width()-1);in.Display(w);HByteImage out = in;for (HImageIterator it(in,-x,-y,x,y); it.Continue(); +it)outit = init(x,y);/这里是图片的每一个像素点都进行移动out.Display(w);click(w);void Add(int val)using namespace Halcon;cout endl Add gray value val to inner image part endl;HByteImage in(mreut);HWindow w(0,0,in.Width(),in.Height();w.SetPart(0,0,in.Height()-1,in.Width()-1);in.Display(w);HByteImage out = in;HCircle circle(HDPoint2D(256,256),200);for (HImageIterator it(in,HRegion(circle); it.Continue(); +it)outit = HClipByte(init + val);/这里图片中相应的圆的范围增加相应的val值out.Display(w);click(w);7 、自定义模板滤波，这里是sobel纵向复制代码123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051void SobelY()using namespace Halcon;cout endl Apply simple sobel filter in Y-direction endl;HByteImage in(mreut);HWindow w(0,0,in.Width(),in.Height();w.SetPart(0,0,in.Height()-1,in.Width()-1);in.Display(w);HByteImage out = in;for (HImageIterator it(in,3,3); it.Continue(); +it)int val = -2 * (int)init(-1,-1) -(int)init(0,-1) -2 * (int)init(1,-1) +2 * (int)init(-1,1) +(int)init(0,1) +2 * (int)init(1,1);outit = HClipByte(HAbs(long)val);out.Display(w);click(w);Note：除了click（w）来等待点击，另一种方法是直接使用w.Click()8 、watersheds的使用复制代码12345678910111213HByteImage gauss = image.GaussImage(9);HByteImage invert = gauss.InvertImage();HRegion sheds;cout endl Starting watersheds algorithm. endl;cout Attention: Dependent on your hardware this may take some time! endl;HRegionArray cells = invert.Watersheds(&sheds);cout cells.Num() cells found! endl endl;9、直方图的建立和数据的保存复制代码1234567891011121314151617181920212223enum MAX_WIDTH = 1300, ADD = 10 ;/ Building distribution:int histoMAX_WIDTH+2*ADD;int i;for (i=0; iMAX_WIDTH+2*ADD; i+)histoi = 0; /初始化for (i=0; icells.Num(); i+) /这里的cells是8中的结果for (int k=-ADD; k=ADD; k+) /从-Add到Add的数据统计为一组histo(int)(cellsi.X()+k+ADD+; /直方图的赋值，这里的X（）得到的是第i个-region的中心点的行坐标，那么直方图中向右-偏移ADD个单位（为了不从小于0的位置开始）所在的一个宽度-为2*ADD的柱状图（高度+1）/ Writing distribution into file:ofstream out(cells.dat);for (i=0; iMAX_WIDTH+2*ADD; i+)out i-ADD histoi endl;cout Distribution of cell sizes saved in file cells.dat. endl;cout endl;cout Click with mouse button to continue . endl;w.Click();cout The End. endl;note： 这里每行的region个数被统计，并且以一个宽度为2*ADD的柱状图来表示个数10 、部分显示图片以及鼠标点击的操作复制代码123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657cout - Display image endl;Mandrill.Display(w);cout - Display image parts endl;w.SetPart ( 0,100,312,412); Mandrill.Display (w);w.SetPart ( 50,150,262,362); Mandrill.Display (w);w.SetPart (100,200,212,312); Mandrill.Display (w);w.SetPart (150,250,162,262); Mandrill.Display (w);w.SetPart (155,255,157,257); Mandrill.Display (w);w.SetPart ( 0, 0,511,511); Mandrill.Display (w);鼠标点击事件cout Press left, middle, or right mouse button! e