//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();
}
}
/// <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);
}
}
/// <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);
}
}