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Lack of TWAIN scanner dialogue

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Lack of TWAIN scanner dialogue Gordon Edwards 18 Oct 08:14
  Lack of TWAIN scanner dialogue Jernej Simončič 18 Oct 11:11
   Lack of TWAIN scanner dialogue Partha Bagchi 18 Oct 22:13
Lack of TWAIN scanner dialogue Gordon Edwards 19 Oct 14:51
Gordon Edwards
2012-10-18 08:14:29 UTC (over 11 years ago)

Lack of TWAIN scanner dialogue

G'day all. Umm. I've just upgraded my entire system to an x64 box with W7HPx64. I used to have an x32 box with W2K Pro. I still have PaintShop Pro 6.2, but on the new setup I decided I need a better graphics package. I downloaded GIMP 2.8. Oh yes. I also have a CanoScan LIDE 70...

Aahhh, this isn't a criticism of The GIMP. It's more a reflection of how Microsoft is making things too simple.

In W2K (and also in W7) with PSP, I had (have) a TWAIN driver which lets me into the extensive ScanGear options box, with all sorts of nice shiny toys. But alas! with W7 and GIMP I'm stuck with the WIA (Windows Image Acquisition) drivers, which give me just four -- count 'em! -- choices: Colour, Greyscale, B&W, and Custom Settings. The Custom Settings ain't anything to write home about.

Now I don't really have a problem with Microsoft making things simple, there are lots of folks who really don't need a mob of settings just to scan Aunty Jay's photo. OTOH, I (and I guess lots of others) really need that mob of settings, cos some of the stuff I scan needs special treatment -- and the only way I can get at Canon's many you-beaut options is in the ScanGear...

So, is there any way we can get The GIMP to give us acess to the TWAIN driver? This would really be peachy-keen if it can be done.

(Er, I've previously posted this in the GIMP forums, General:Lack of scanner dialogue, and at least one person appears to feel the idea has some merit.)

Gordon

East Victoria Park
Western Australia
Jernej Simončič
2012-10-18 11:11:57 UTC (over 11 years ago)

Lack of TWAIN scanner dialogue

On Thursday, October 18, 2012, 10:14:29, Gordon Edwards wrote:

So, is there any way we can get The GIMP to give us acess to the TWAIN driver? This would really be peachy-keen if it can be done.

That's strange, GIMP only supports TWAIN (and the WIA interface you're seeing is a TWAIN-to-WIA bridge provided by Microsoft).

Which GIMP installer did you use - from http://gimp-win.sourceforge.net/ (also linked from http://www.gimp.org/), or Partha's? My installer will normally install a 32-bit TWAIN plug-in for GIMP (even on x64 Windows), because there are almost no 64-bit TWAIN drivers, and you should be able to use every TWAIN driver you have installed (both TWAIN drivers for my HP 5590 are shown, and a separate WIA stub).

Partha Bagchi
2012-10-18 22:13:26 UTC (over 11 years ago)

Lack of TWAIN scanner dialogue

Correct. My build is all x64 and Jernej is right. You are going to need a 64-bit driver. This one gets high marks from users.

http://www.hamrick.com/

I have not used it myself.

On Thu, Oct 18, 2012 at 7:11 AM, Jernej Simončič wrote:

On Thursday, October 18, 2012, 10:14:29, Gordon Edwards wrote:

So, is there any way we can get The GIMP to give us acess to the TWAIN driver? This would really be peachy-keen if it can be done.

That's strange, GIMP only supports TWAIN (and the WIA interface you're seeing is a TWAIN-to-WIA bridge provided by Microsoft).

Which GIMP installer did you use - from http://gimp-win.sourceforge.net/ (also linked from http://www.gimp.org/), or Partha's? My installer will normally install a 32-bit TWAIN plug-in for GIMP (even on x64 Windows), because there are almost no 64-bit TWAIN drivers, and you should be able to use every TWAIN driver you have installed (both TWAIN drivers for my HP 5590 are shown, and a separate WIA stub).

-- < Jernej Simončič ><><><><>< http://eternallybored.org/ >

Enough research will tend to support your theory. -- Law of Research

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Gordon Edwards
2012-10-19 14:51:46 UTC (over 11 years ago)

Lack of TWAIN scanner dialogue

On Thursday, October 18, 2012, 13:11:57 +0200, Jernej Simoncic wrote:

That's strange, GIMP only supports TWAIN (and the WIA interface you're seeing is a TWAIN-to-WIA bridge provided by Microsoft).

Which GIMP installer did you use - from http://gimp-win.sourceforge.net/ (also linked from http://www.gimp.org/), or Partha's? My installer will normally install a 32-bit TWAIN plug-in for GIMP (even on x64 Windows), because there are almost no 64-bit TWAIN drivers, and you should be able to use every TWAIN driver you have installed (both TWAIN drivers for my HP 5590 are shown, and a separate WIA stub).

I'm fairly sure I used Jernej's -- at any rate the digital signature is his...

I have just uninstalled all the Canon drivers and software, replaced them with the latest from their site, which are claimed to be suitable for W7x64, but no joy.

PaintShop Pro still shows both TWAIN and WIA, but The GIMP only shows WIA. I have just noticed that the WIA offering shows an annotation "(32-32)" -- using the 32-bit SysWOW drivers maybe?

I'll uninstall Jernej's 32-bit and put in Partha's 64-bit, see how that goes.

Gordon

East Victoria Park
Western Australia