Ejemplo n.º 1
0
        //抓取图像
        public override ImageAll GrabImageAll()
        {
            g_MtGrabImage.WaitOne();
            ImageAll imageAll = new ImageAll();
            UInt32 nDataLen = 0;
            int waitTime = 1000;
            try
            {
                if (g_BaseParCamera.BlUsingTrigger
                    && TriggerSource_e != TriggerSourceCamera_enum.Software)//使用软触发
                {                   
                    if (ImageAll_Q.Count > 0)
                    {
                        ImageAll im = ImageAll_Q.Peek();
                        im.BitmapSource = ConvertImageBitmap(PFrameInfo_Bit, PData_Bit);
                        ImageAll_Q.Dequeue();//出站
                        if (ImageAll_Q.Count > 20)//认为溢出
                        {
                            ImageAll_Q.Clear();
                        }

                        im.Time = g_PathDirectory.GetTimeName();
                        im.TimeShort = g_PathDirectory.GetShortTimeName();//图像抓取短时间
                        return im;
                    }
                    else
                    {
                        return null;
                    }
                }
                else
                {
#if(SDK)
                    IntPtr pData = Marshal.UnsafeAddrOfPinnedArrayElement(g_PBufForDriver, 0);

                    MyCamera.MV_FRAME_OUT_INFO_EX pFrameInfo = new MyCamera.MV_FRAME_OUT_INFO_EX();

                    //获取一帧,超时时间为1秒,此处单位为ms
                    int nRet = GetOneFrameTimeout(pData, ref nDataLen, g_BufSizeForDriver, ref pFrameInfo, waitTime);

                    imageAll.Ho_Image = ConvertHobject(pFrameInfo, pData);
                    imageAll.BitmapSource = ConvertImageBitmap(pFrameInfo, pData);

                    imageAll.Time = g_PathDirectory.GetTimeName();
                    imageAll.TimeShort = g_PathDirectory.GetShortTimeName();//图像抓取短时间
                    return imageAll;
                }
#endif
                return null;
            }
            catch
            {
                return null;
            }
            finally
            {
                g_MtGrabImage.ReleaseMutex();
            }
        }
Ejemplo n.º 2
0
        /// <summary>
        /// 抓取相机的图像,输出所有的格式
        /// </summary>
        public override ImageAll GrabImageAll()
        {
            ImageAll imageAll = new ImageAll();

            try
            {
                if (!BlOpen ||
                    g_BaseParCamera.BlUsingTrigger)   //外触发模式不进行All抓取
                {
                    return(null);
                }
#if (SDK)
                if (g_Camera != null && g_Camera.IsOpen)
                {
                    if (g_BaseParCamera.BlUsingTrigger &&
                        g_Camera.StreamGrabber.IsGrabbing)
                    {
                        g_Camera.ExecuteSoftwareTrigger();
                        g_AutoResetEvent.WaitOne(500);
                    }
                    else
                    {
                        try
                        {
                            g_Camera.StreamGrabber.Start();
                            g_GrabResult = g_Camera.StreamGrabber.RetrieveResult(5000, TimeoutHandling.ThrowException);
                        }
                        catch (Exception ex)
                        {
                            Log.L_I.WriteError(NameClass, ex); //The stream grabber is already grabbing.说明取图太快,或者两个线程取图冲突
                        }
                    }
                }

                using (g_GrabResult)
                {
                    if (g_GrabResult != null && g_GrabResult.GrabSucceeded)
                    {
                        imageAll.Ho_Image     = ConvertHobject(g_GrabResult);
                        imageAll.BitmapSource = ConvertImageBitmap(g_GrabResult);

                        PathDirectory p = new PathDirectory();
                        imageAll.TimeShort = p.GetShortTimeName();//图像抓取短时间
                        imageAll.Time      = p.GetTimeName();
                    }
                }

                g_Camera.StreamGrabber.Stop();
#endif
                return(imageAll);
            }
            catch (Exception ex)
            {
                Log.L_I.WriteError(NameClass, ex);
                return(null);
            }
        }
Ejemplo n.º 3
0
        /// <summary>
        /// 抓取相机的图像,输出Halcon格式
        /// </summary>
        public override ImageAll GrabImageHal()
        {
            ImageAll imageAll = new ImageAll();

            try
            {
                if (!BlOpen)
                {
                    return(null);
                }
#if (SDK)
                //★★★ 确保相机当前是采集状态 && 确保相机可以接收软件触发指令
                if (g_Camera != null && g_Camera.IsOpen)
                {
                    if (g_BaseParCamera.BlUsingTrigger)//使用软触发
                    {
                        if (ImageAll_Q.Count > 0)
                        {
                            ImageAll im = ImageAll_Q.Peek();
                            ImageAll_Q.Dequeue();      //出站
                            if (ImageAll_Q.Count > 20) //认为溢出
                            {
                                ImageAll_Q.Clear();
                                Log.L_I.WriteError(NameClass, "图像外触发溢出");
                            }
                            return(im);
                        }
                        else
                        {
                            return(null);
                        }
                    }
                    else
                    {
                        try
                        {
                            g_Camera.StreamGrabber.Start();
                            g_GrabResult = g_Camera.StreamGrabber.RetrieveResult(5000, TimeoutHandling.ThrowException);
                        }
                        catch (Exception ex)
                        {
                            Log.L_I.WriteError(NameClass, ex);
                        }
                    }
                }

                using (g_GrabResult)
                {
                    if (g_GrabResult != null && g_GrabResult.GrabSucceeded)
                    {
                        imageAll.Ho_Image     = ConvertHobject(g_GrabResult);
                        imageAll.BitmapSource = null;

                        PathDirectory p = new PathDirectory();
                        imageAll.Time      = p.GetTimeName();
                        imageAll.TimeShort = p.GetShortTimeName();
                    }
                }
                g_Camera.StreamGrabber.Stop();
#endif
                return(imageAll);
            }
            catch (Exception ex)
            {
                Log.L_I.WriteError(NameClass, ex);
                return(null);
            }
        }