![]() ![]() This problem never occurs when using Canon's own app, IJ Scan Utility, which uses TWAIN and displays the same dialog, but only for a few seconds. ![]() While the program does work, the problem is that this warming up process sometimes takes far too long for no apparent reason, up to a few minutes. Once this process has finished, it begins scanning the document. The scanner has to warm up before scanning the image it displays the following popup while doing so: ![]() I'm writing a program to scan an image into an Image object. I'm trying to interface with a TWAIN-compliant multifunction printer and scanner, a Canon Pixma MG5750, from C# using the NTwain library. ![]()
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