/// <summary>
/// Convert BitmapImage to HImage
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static HalconDotNet.HImage Bitmapimage2HImage(System.Windows.Media.Imaging.BitmapImage input)
{
if (input == null)
{
return(new HalconDotNet.HImage());
}
try
{
HalconDotNet.HImage himg = new HalconDotNet.HImage();
System.Windows.Media.Imaging.WriteableBitmap Metadata = new System.Windows.Media.Imaging.WriteableBitmap(input);
int width = input.PixelWidth;
int height = input.PixelHeight;
int stride = width * ((input.Format.BitsPerPixel + 7) / 8);
byte[] imageData = new byte[height * stride];
input.CopyPixels(imageData, stride, 0);
IntPtr ImgPtr = System.Runtime.InteropServices.Marshal.AllocHGlobal(imageData.Length);
System.Runtime.InteropServices.Marshal.Copy(imageData, 0, ImgPtr, imageData.Length);
if (input.Format == System.Windows.Media.PixelFormats.Bgra32 || input.Format == System.Windows.Media.PixelFormats.Bgr32)
{
himg.GenImageInterleaved(ImgPtr, "bgrx", input.PixelWidth, input.PixelHeight, -1, "byte", input.PixelWidth, input.PixelHeight, 0, 0, -1, 0);
}
else if (input.Format == System.Windows.Media.PixelFormats.Bgr24)
{
himg.GenImageInterleaved(ImgPtr, "bgr", input.PixelWidth, input.PixelHeight, -1, "byte", input.PixelWidth, input.PixelHeight, 0, 0, -1, 0);
}
else if (input.Format == System.Windows.Media.PixelFormats.Rgb24)
{
himg.GenImageInterleaved(ImgPtr, "rgb", input.PixelWidth, input.PixelHeight, -1, "byte", input.PixelWidth, input.PixelHeight, 0, 0, -1, 0);
}
else if (input.Format == System.Windows.Media.PixelFormats.Indexed8 || input.Format == System.Windows.Media.PixelFormats.Gray8)
{
himg.GenImage1("byte", input.PixelWidth, input.PixelHeight, ImgPtr);
}
else // default: trans to color image
{
System.Drawing.Bitmap Meta = ImageTypeConverter.Bitmapimage2Bitmap(input);
himg = ImageTypeConverter.Bitmap2HImage(Meta);
}
System.Runtime.InteropServices.Marshal.FreeHGlobal(ImgPtr);
return(himg);
}
catch (HalconDotNet.HalconException ex)
{
Console.WriteLine("In ImageTypeConverter.Bitmapimage2HImage: " + ex.Message);
return(null);
}
catch (System.Exception ex)
{
Console.WriteLine("In ImageTypeConverter.Bitmapimage2HImage: " + ex.Message);
return(null);
}
}
/// <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);
}
}