public ICogImage Conv_ByteToCog8Grey(byte[] imageData, int width, int height)
{
// no padding etc. so size calculation
// is simple.
var rawSize = width * height;
var buf = new SafeMalloc(rawSize);
// Copy from the byte array into the
// previously allocated. memory
Marshal.Copy(imageData, 0, buf, rawSize);
// Create Cognex Root thing.
var cogRoot = new CogImage8Root();
// Initialise the image root, the stride is the
// same as the widthas the input image is byte alligned and
// has no padding etc.
cogRoot.Initialize(width, height, buf, width, buf);
// Create cognex 8 bit image.
var cogImage = new CogImage8Grey();
// And set the image roor
cogImage.SetRoot(cogRoot);
return(cogImage);
}
/// <summary>
/// 显示图片
/// </summary>
/// <param name="nHeight">高</param>
/// <param name="nWidth">宽</param>
/// <param name="pImageBuf">图片数据</param>
/// <param name="enPixelType">像素格式</param>
public void VisionProDisplay(UInt32 nHeight, UInt32 nWidth, IntPtr pImageBuf, MyCamera.MvGvspPixelType enPixelType)
{
// ch: 显示 || display
try
{
if (enPixelType == MyCamera.MvGvspPixelType.PixelType_Gvsp_Mono8)
{
CogImage8Root cogImage8Root = new CogImage8Root();
cogImage8Root.Initialize((Int32)nWidth, (Int32)nHeight, pImageBuf, (Int32)nWidth, null);
CogImage8Grey cogImage8Grey = new CogImage8Grey();
cogImage8Grey.SetRoot(cogImage8Root);
this.cogDisplayImage.Image = cogImage8Grey.ScaleImage((int)nWidth, (int)nHeight);
System.GC.Collect();
}
else
{
CogImage8Root image0 = new CogImage8Root();
IntPtr ptr0 = new IntPtr(pImageBuf.ToInt64());
image0.Initialize((int)nWidth, (int)nHeight, ptr0, (int)nWidth, null);
CogImage8Root image1 = new CogImage8Root();
IntPtr ptr1 = new IntPtr(pImageBuf.ToInt64() + m_nRowStep);
image1.Initialize((int)nWidth, (int)nHeight, ptr1, (int)nWidth, null);
CogImage8Root image2 = new CogImage8Root();
IntPtr ptr2 = new IntPtr(pImageBuf.ToInt64() + m_nRowStep * 2);
image2.Initialize((int)nWidth, (int)nHeight, ptr2, (int)nWidth, null);
CogImage24PlanarColor colorImage = new CogImage24PlanarColor();
colorImage.SetRoots(image0, image1, image2);
this.cogDisplayImage.Image = colorImage.ScaleImage((int)nWidth, (int)nHeight);
System.GC.Collect();
}
}
catch (System.Exception ex)
{
MessageBox.Show(ex.ToString());
return;
}
return;
}
public void SetDisplayImage(byte[] _DisplayImageArray, int _Width, int _Height)
{
try
{
var _Buffer = new SafeMalloc(_Width * _Height);
Marshal.Copy(_DisplayImageArray, 0, _Buffer, _Width * _Height);
var cogRoot = new CogImage8Root();
cogRoot.Initialize(_Width, _Height, _Buffer, _Width, _Buffer);
var _CogImage = new CogImage8Grey();
_CogImage.SetRoot(cogRoot);
//ICogImage InspectionImage = (ICogImage)_CogImage;
SetDisplayInvoke(kCogDisplay, _CogImage);
GC.Collect();
}
catch
{
CLogManager.AddInspectionLog(CLogManager.LOG_TYPE.ERR, "SetDisplayImage(byte[]) Exception!!", CLogManager.LOG_LEVEL.LOW);
}
}