public HalconDotNet.HObject Bitmap2HObject(Bitmap bmp)
{
//if (bmp.PixelFormat != PixelFormat.Format8bppIndexed) bmp = DH.clsDHImgProcessing.ToGrayBitmap(bmp);
Rectangle rect = new Rectangle(0, 0, bmp.Width, bmp.Height);
System.Drawing.Imaging.BitmapData bmpData = bmp.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format8bppIndexed);
IntPtr pointer = bmpData.Scan0;
byte[] dataBlue = new byte[bmp.Width * bmp.Height];
unsafe
{
fixed(byte *ptrdata = dataBlue)
{
for (int i = 0; i < bmp.Height; i++)
{
CopyMemory((int)(ptrdata + bmp.Width * i), (int)(pointer.ToInt32() + bmpData.Stride * i), bmp.Width);
}
HalconDotNet.HObject hobject;
HalconDotNet.HOperatorSet.GenImage1(out hobject, "byte", bmp.Width, bmp.Height, (int)ptrdata);
HalconDotNet.HImage himg = new HalconDotNet.HImage("byte", bmp.Width, bmp.Height, (IntPtr)ptrdata);
bmp.UnlockBits(bmpData);
return(hobject);
}
}
}
/// <summary>
/// Convert Bitmap to HImage which Halcon dot net data type
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static HalconDotNet.HImage Bitmap2HImage(System.Drawing.Bitmap input)
{
if (input == null)
{
return(new HalconDotNet.HImage());
}
try
{
System.Drawing.Rectangle rect = new System.Drawing.Rectangle(0, 0, input.Width, input.Height);
HalconDotNet.HImage himg = new HalconDotNet.HImage();
if (input.PixelFormat == System.Drawing.Imaging.PixelFormat.Format8bppIndexed)
{
System.Drawing.Imaging.BitmapData srcBmpData = input.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format8bppIndexed);
himg.GenImage1("byte", input.Width, input.Height, srcBmpData.Scan0);
input.UnlockBits(srcBmpData);
}
else if (input.PixelFormat == System.Drawing.Imaging.PixelFormat.Format24bppRgb)
{
System.Drawing.Imaging.BitmapData srcBmpData = input.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
himg.GenImageInterleaved(srcBmpData.Scan0, "bgr", input.Width, input.Height, -1, "byte", 0, 0, 0, 0, -1, 0);
input.UnlockBits(srcBmpData);
}
else if (input.PixelFormat == System.Drawing.Imaging.PixelFormat.Format32bppArgb)
{
System.Drawing.Imaging.BitmapData srcBmpData = input.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadOnly, input.PixelFormat);
himg.GenImageInterleaved(srcBmpData.Scan0, "bgrx", input.Width, input.Height, -1, "byte", input.Width, input.Height, 0, 0, -1, 0);
input.UnlockBits(srcBmpData);
}
else // default: trans to color image
{
System.Drawing.Imaging.BitmapData srcBmpData = null;
System.Drawing.Bitmap MetaBmp = new System.Drawing.Bitmap(input.Width, input.Height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(MetaBmp);
g.DrawImage(input, rect);
g.Dispose();
srcBmpData = MetaBmp.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
himg.GenImageInterleaved(srcBmpData.Scan0, "bgr", input.Width, input.Height, -1, "byte", 0, 0, 0, 0, -1, 0);
MetaBmp.UnlockBits(srcBmpData);
}
return(himg);
}
catch (HalconDotNet.HalconException ex)
{
Console.WriteLine("In ImageTypeConverter.Bitmap2HImage: " + ex.Message);
return(null);
}
catch (System.Exception ex)
{
Console.WriteLine("In ImageTypeConverter.Bitmap2HImage: " + ex.Message);
return(null);
}
}
/// <summary>
/// Convert HImage to Bitmap
/// </summary>
/// <param name="HImg"></param>
/// <returns></returns>
public static System.Drawing.Bitmap HImage2Bitmap(HalconDotNet.HImage HImg)
{
if (HImg == null)
{
return(null);
}
try
{
System.Drawing.Bitmap bmpImg;
HalconDotNet.HTuple Channels;
Channels = HImg.CountChannels();
if (Channels.I == 1)
{
System.Drawing.Imaging.PixelFormat pixelFmt = System.Drawing.Imaging.PixelFormat.Format8bppIndexed;
HalconDotNet.HTuple hpointer, type, width, height;
const int Alpha = 255;
Int64[] ptr = new Int64[2];
hpointer = HImg.GetImagePointer1(out type, out width, out height);
bmpImg = new System.Drawing.Bitmap(width.I, height.I, pixelFmt);
System.Drawing.Imaging.ColorPalette pal = bmpImg.Palette;
for (int i = 0; i < 256; i++)
{
pal.Entries[i] = System.Drawing.Color.FromArgb(Alpha, i, i, i);
}
bmpImg.Palette = pal;
System.Drawing.Imaging.BitmapData bitmapData = bmpImg.LockBits(new System.Drawing.Rectangle(0, 0, width.I, height.I), System.Drawing.Imaging.ImageLockMode.ReadWrite, pixelFmt);
int PixelsSize = System.Drawing.Bitmap.GetPixelFormatSize(bitmapData.PixelFormat) / 8;
Console.WriteLine(bitmapData.Scan0);
ptr[0] = (Int64)bitmapData.Scan0;
ptr[1] = (Int64)hpointer.IP;
if (width % 4 == 0)
{
CopyMemory(ptr[0], ptr[1], width * height * PixelsSize);
}
else
{
ptr[1] += width;
CopyMemory(ptr[0], ptr[1], width * PixelsSize);
ptr[0] += width;
}
bmpImg.UnlockBits(bitmapData);
}
else if (Channels.I == 3)
{
System.Drawing.Imaging.PixelFormat pixelFmt = System.Drawing.Imaging.PixelFormat.Format24bppRgb;
HalconDotNet.HTuple hred, hgreen, hblue, type, width, height;
HImg.GetImagePointer3(out hred, out hgreen, out hblue, out type, out width, out height);
//HalconDotNet.HOperatorSet.GetImagePointer3(HImg, out hred, out hgreen, out hblue, out type, out width, out height);
bmpImg = new System.Drawing.Bitmap(width.I, height.I, pixelFmt);
System.Drawing.Imaging.BitmapData bitmapData = bmpImg.LockBits(new System.Drawing.Rectangle(0, 0, width.I, height.I), System.Drawing.Imaging.ImageLockMode.ReadWrite, pixelFmt);
unsafe
{
byte *data = (byte *)bitmapData.Scan0;
byte *hr = (byte *)hred.IP;
byte *hg = (byte *)hgreen.IP;
byte *hb = (byte *)hblue.IP;
for (int i = 0; i < width.I * height.I; i++)
{
*(data + (i * 3)) = (*(hb + i));
*(data + (i * 3) + 1) = *(hg + i);
*(data + (i * 3) + 2) = *(hr + i);
}
}
bmpImg.UnlockBits(bitmapData);
}
else if (Channels.I == 4)
{
System.Drawing.Imaging.PixelFormat pixelFmt = System.Drawing.Imaging.PixelFormat.Format32bppRgb;
HalconDotNet.HTuple hred, hgreen, hblue, type, width, height;
HImg.GetImagePointer3(out hred, out hgreen, out hblue, out type, out width, out height);
//HalconDotNet.HOperatorSet.GetImagePointer3(HImg, out hred, out hgreen, out hblue, out type, out width, out height);
bmpImg = new System.Drawing.Bitmap(width.I, height.I, pixelFmt);
System.Drawing.Imaging.BitmapData bitmapData = bmpImg.LockBits(new System.Drawing.Rectangle(0, 0, width.I, height.I), System.Drawing.Imaging.ImageLockMode.ReadWrite, pixelFmt);
unsafe
{
byte *data = (byte *)bitmapData.Scan0;
byte *hr = (byte *)hred.IP;
byte *hg = (byte *)hgreen.IP;
byte *hb = (byte *)hblue.IP;
for (int i = 0; i < width.I * height.I; i++)
{
*(data + (i * 4)) = *(hb + i);
*(data + (i * 4) + 1) = *(hg + i);
*(data + (i * 4) + 2) = *(hr + i);
*(data + (i * 4) + 3) = 255;
}
bmpImg.UnlockBits(bitmapData);
}
}
else
{
bmpImg = null;
}
return(bmpImg);
}
catch (HalconDotNet.HalconException ex)
{
Console.WriteLine("In ImageTypeConverter.HImage2Bitmap: " + ex.Message);
return(null);
}
catch (System.Exception ex)
{
Console.WriteLine("In ImageTypeConverter.HImage2Bitmap: " + ex.Message);
return(null);
}
}
