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  1. J

    I need help converting a Bitmap to a DIB IntPtr

    I need help converting a 1bpp windows Bitmap to a DIB IntPtr, but using the following code produces a DDB. Dim bm As New Bitmap("C:\test.jpg") Dim hBitmap As System.IntPtr = bm.GetHbitmap ImgMod(hBitmap, 27) ' Third party Function looking for a IntPtr to a DIB Currently the...
  2. J

    Question Faster way to convert a Bitmap from Format1bppIndexed to Format32bppArgb

    I have been trying to find a faster way to convert a Format1bppIndexed bitmap to a Format32bppArgb. Anyone have any ideas of a faster method? Here the results/output: orgBitmap.PixelFormat = Format1bppIndexed Resolution = 200 Physical Size 1178 x 1653 -- Converting...
  3. J

    Question: Separating the RGB channel buffers of an image

    I have a problem where I need to send an image filtering API the Red, Green, and Blue channel buffers(not the color values) of the image displayed. They will return me the RGB buffer to display in the picture box control. How do I separate the red, green, and blue channels of the image object...
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