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 ImageEn Library for Delphi, C++ and .Net
 ImageEn and IEvolution Support Forum
 Scanning lag
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graphman

259 Posts

Posted - Aug 05 2013 :  18:07:19  Show Profile  Reply
When we scan things with the dialog visible, it only takes a few seconds for it to load after the scanning is done. When we have the dialog turned off however, the time for it to load is 10-15 seconds.
Is there anything we can do to help with this?

graphman

259 Posts

Posted - Aug 11 2013 :  13:24:19  Show Profile  Reply
ImageEnMIOScan->TwainParams->VisibleDialog
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xequte

39066 Posts

Posted - Aug 22 2013 :  17:22:45  Show Profile  Reply
Hi

I suspect it is some oddness with your scanner driver/interface, but you could try stepping through the ImageEn source to see if there is anything wrong there.



Nigel
Xequte Software
www.xequte.com
nigel@xequte.com
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graphman

259 Posts

Posted - Aug 24 2013 :  04:32:42  Show Profile  Reply
Please test and you'll see result.
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fab

1310 Posts

Posted - Sep 06 2013 :  00:09:03  Show Profile  Reply
The actual Twain parameters could be different when VisibleDialog is true or false (ie DPI, color depth, etc...) using some devices.
In my tests both settings (true and false on VisibleDialog) have the same result in terms of image and timings.
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graphman

259 Posts

Posted - Sep 06 2013 :  03:54:35  Show Profile  Reply
In my test all parameters are same.
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fab

1310 Posts

Posted - Sep 06 2013 :  04:03:53  Show Profile  Reply
Anyway 10-15 seconds are too much. I can replicate only when the scanner is warming up.
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graphman

259 Posts

Posted - Sep 06 2013 :  04:19:41  Show Profile  Reply
Delay is after scanning, during transfer to the program.
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