Halcon相机硬触发采集图片

        public static void Start()
        {
            Thread thdGrab = new Thread(new ThreadStart(GrabImage));
            thdGrab.IsBackground = true;
            thdGrab.Start();
            Thread thdCal = new Thread(new ThreadStart(Process));
            thdCal.IsBackground = true;
            thdCal.Start();
        }
        private static void GrabImage()
        {
            HImage _imageA = new HImage();
            HImage _imageB = new HImage();
            HObject hv_objectA = null;
            HObject hv_objectB = null;
            HOperatorSet.GrabImageStart(hv_AcqHandle_A, -1);
            HOperatorSet.GrabImageStart(hv_AcqHandle_B, -1);
            //Run acquisition loop.
            while (cAuto.bStart)
            {
                Thread.Sleep(10);
                try
                {
                    HOperatorSet.GrabImageAsync(out hv_objectA, hv_AcqHandle_A, -1.0);
                    HOperatorSet.GrabImageAsync(out hv_objectB, hv_AcqHandle_B, -1.0);
                    if (hv_objectA != null && hv_objectB != null)//采集OK
                    {
                        cAuto.UpdateGUI((int)cAuto.UpdateItem.Log_Info, "Camera_A,Camera_B grab image OK...");
                        HObjectToHImage(hv_objectA, ref _imageA);
                        HObjectToHImage(hv_objectB, ref _imageB);
                        hv_objectA = null;
                        hv_objectB = null;
                        List<HImage> lstImgs = new List<HImage>();
                        lstImgs.Add(_imageA.Clone());
                        lstImgs.Add(_imageB.Clone());
                        EnqueueImage(lstImgs);//入队列
                    }
                }
                catch(Exception ex) //处理超时引发的异常
                {
                    continue;
                }
            }
        }
        private static void Process()
        {
            while(cAuto.bStart)
            {
                Thread.Sleep(20);
                if (IsQueueImageEmpty()) { continue; }
                List<HImage> lstImage = DequeueImage(); //出队列
                //do something
　　　　　　　　　}
        }
        private static void HObjectToHImage(HObject obj, ref HImage img)
        {
            HTuple pointer, type, width, heght;
            HOperatorSet.GetImagePointer1(obj, out pointer, out type, out width, out heght);
            img.GenImage1(type, width, heght, pointer);
        }