public RunStatus ExecuteByFile(string file, out string visionResult)
{
visionResult = "";
//开始计时
totalProcessStopwatch.Restart();
try
{
if ((VisionFrame == null) || (!VisionFrame.IsInit))
{
throw new NullReferenceException("VisionFrame invaild");
}
//执行视觉框架
ItemCollection outputs;
VisionFrame.ExecuteByFile(file, out outputs);
//结果拼接
visionResult = ConvertItemCollectionToString(outputs, MainSeparatorChar, SubSeparatorChar);
}
catch (Exception ex)
{
return(new RunStatus(0, EResult.Error, ex.Message));
}
finally
{
//停止计时
totalProcessStopwatch.Stop();
VisionFrame.RunStatus.TotalTime = totalProcessStopwatch.Elapsed.TotalMilliseconds;
}
return(VisionFrame.RunStatus);
}
/// <summary>
/// 设置视觉算子文件
/// </summary>
/// <param name="file">视觉算子文件</param>
public void SetVisionOperaFile(string file)
{
if (VisionFrame == null)
{
throw new ArgumentException("VisionFrame cannot be null");
}
//还原视觉算子
if (string.IsNullOrEmpty(file) || !File.Exists(file))
{
throw new FileNotFoundException("visionOperaFile invalid");
}
//确认文件是否本地路径,如果不是,则复制到本地路径下
string dstDirectory = $"VisionPlatform/Scene/{EVisionFrameType}/{Name}/VisionOperation";
string dstFile = $"{dstDirectory}/{Path.GetFileName(file)}";
if (!Directory.Exists(dstDirectory))
{
Directory.CreateDirectory(dstDirectory);
}
if (Path.GetFullPath(dstFile) != file)
{
try
{
//如果是dll,则将同级目录下所有的dll都拷贝过来
if (Path.GetExtension(file) == ".dll")
{
FileInfo[] fileList = new DirectoryInfo(Path.GetDirectoryName(file))?.GetFiles("*.dll", SearchOption.TopDirectoryOnly);
foreach (var item in fileList)
{
File.Copy(item.FullName, $"{dstDirectory}/{Path.GetFileName(item.Name)}", true);
}
}
else
{
File.Copy(file, dstFile, true);
}
}
catch (IOException)
{
//如果是同一个文件,则会报IO异常,过滤掉此异常
}
}
VisionOperaFile = Path.GetFileName(dstFile);
VisionFrame.Init(dstFile);
//创建默认输入输出参数文件
RecoverInputFile(true);
RecoverOutputFile(true);
}
private bool disposedValue = false; // 要检测冗余调用
/// <summary>
/// 释放资源
/// </summary>
/// <param name="disposing"></param>
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
// TODO: 释放托管状态(托管对象)。
}
// TODO: 释放未托管的资源(未托管的对象)并在以下内容中替代终结器。
// TODO: 将大型字段设置为 null。
VisionFrame?.Dispose();
VisionFrame = null;
disposedValue = true;
}
}
public RunStatus Execute(int timeout, out string visionResult)
{
bool isTimeout = false;
var runStatus = new RunStatus();
visionResult = "";
try
{
//参数校验
if (VisionFrame == null)
{
throw new NullReferenceException("VisionFrame cannot be null");
}
if (!IsInit)
{
throw new Exception($"scene is uninitialized({nameof(IsVisionFrameInit)}:{IsVisionFrameInit} {nameof(IsCameraInit)}:{IsCameraInit})");
}
ItemCollection outputs;
//开始计时
totalProcessStopwatch.Restart();
//如果使能相机,则调用相机采集
if (VisionFrame.IsEnableCamera && IsCameraInit)
{
lock (threadLock)
{
isVisionProcessed = false;
}
//注册相机采集完成事件
Camera.NewImageEvent -= Camera_NewImageEvent;
Camera.NewImageEvent += Camera_NewImageEvent;
//配置相机参数
CameraFactory.ConfigurateCamera(CameraSerial, cameraConfigParam);
//触发拍照
Camera.TriggerSoftware();
//阻塞等待视觉处理完成
grapTimeoutStopwatch.Restart();
while (true)
{
lock (threadLock)
{
if (isVisionProcessed)
{
grapTimeoutStopwatch.Stop();
break;
}
}
if ((timeout > 0) && (grapTimeoutStopwatch.Elapsed.TotalMilliseconds > timeout))
{
isTimeout = true;
grapTimeoutStopwatch.Stop();
throw new TimeoutException("grab image timeout");
}
System.Threading.Thread.Sleep(2);
}
//执行视觉框架
VisionFrame.ExecuteByImageInfo(imageInfo, out outputs);
//结果拼接
visionResult = ConvertItemCollectionToString(outputs, MainSeparatorChar, SubSeparatorChar);
}
else
{
//执行视觉框架
VisionFrame.Execute(timeout, out outputs);
//结果拼接
visionResult = ConvertItemCollectionToString(outputs, MainSeparatorChar, SubSeparatorChar);
}
}
catch (Exception ex)
{
return(new RunStatus(0, EResult.Error, ex.Message));
}
finally
{
//停止计时
totalProcessStopwatch.Stop();
VisionFrame.RunStatus.TotalTime = totalProcessStopwatch.Elapsed.TotalMilliseconds;
if (!isTimeout)
{
//释放图像资源,否则可能会导致资源泄露
imageInfo.DisposeImageIntPtr?.Invoke(imageInfo.ImagePtr);
}
}
return(VisionFrame.RunStatus);
}
public void Init()
{
try
{
//还原视觉框架
if (EVisionFrameType == EVisionFrameType.Unknown)
{
throw new ArgumentException("VisionFrameName invalid");
}
if (VisionFrame == null)
{
VisionFrame = VisionFrameFactory.CreateInstance(EVisionFrameType);
}
//还原视觉算子
if (string.IsNullOrEmpty(VisionOperaFile))
{
throw new ArgumentException("VisionOperaFile cannot be null");
}
string visionOperaFilePath = $"{System.AppDomain.CurrentDomain.SetupInformation.ApplicationBase}/VisionPlatform/Scene/{EVisionFrameType}/{Name}/VisionOperation/{VisionOperaFile}";
VisionFrame.Init(visionOperaFilePath);
//还原输入参数
RecoverInputFile();
//还原输出参数
RecoverOutputFile();
//还原相机
if (VisionFrame.IsEnableCamera)
{
if (!string.IsNullOrEmpty(CameraSerial))
{
//若相机无效,则不报异常
try
{
SetCamera(CameraSerial);
}
catch (InvalidOperationException)
{
//若打开相机失败,不抛异常
}
////配置相机参数
//if (CameraFactory.DefaultCameraSdkType != ECameraSdkType.VirtualCamera)
//{
// SetCameraConfigFile(CameraConfigFile);
//}
////配置标定信息
//SetCameraCalibrationFile(CalibrationFile);
}
}
}
catch (Exception)
{
throw;
}
}
