asp.net to realize the picture when uploading pictures of the mode GRB or CMYK method _ practical skills

The example of this article is about how to judge the mode GRB or CMYK of asp.net when uploading the picture. Share to everyone for your reference, specific as follows:

Bitmap bmp = new Bitmap (allow_filestream); File path
allowupload = Stringhelper.iscmyk (BMP) = = "true"? False:true;//return True string the picture is not a public string in RGB mode
IsCM YK (System.Drawing.Image img)
{
    string Iscmyk;
    if (Getimageflags (IMG). IndexOf ("YCCK") >-1) | | (Getimageflags (IMG). IndexOf ("Cmyk") >-1))
    {
      Iscmyk = ' true ';
    }
    else
    {
      Iscmyk = ' false ';
    }
    return Iscmyk;
}
public string Getimageflags (System.Drawing.Image img)
{
    imageflags flagvals = (imageflags) enum.parse ( typeof (Imageflags), IMG. Flags.tostring ());
    return flagvals.tostring ();
}

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I hope this article will help you to ASP.net program design.