Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-19 Thread Joao Moreira
jim feldman wrote: Like others have said, you were probably better off to have done this while scanning using either xsane or vuescan (not open source, but a pretty good scanner prog). I'm surprised whatever s/w you were using didn't give you the option when you told it you were scanning

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-19 Thread jim feldman
Joao Moreira wrote: jim feldman wrote: Like others have said, you were probably better off to have done this while scanning using either xsane or vuescan (not open source, but a pretty good scanner prog). I'm surprised whatever s/w you were using didn't give you the option when you told

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-18 Thread Claus Cyrny
Owen wrote: Or do I need to code a plugin, and if so, what exactly is the operation to be done (in terms of RGB) ? Image-Layers-Colors-Invert ? Actually it's not that easy, because the film contains a mask (yellow red), which has to be filtered out. Claus -- Home Page

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-18 Thread jim feldman
Claus Cyrny wrote: Owen wrote: Or do I need to code a plugin, and if so, what exactly is the operation to be done (in terms of RGB) ? Image-Layers-Colors-Invert ? Actually it's not that easy, because the film contains a mask (yellow red), which has to be filtered out.

[Gimp-user] Photos negatives scanned into the gimp

2007-04-17 Thread Joao Moreira
Hi, I just took some photos negatives (memories from the pre-digital days :-) and put them on my flat bed scanner. So now I have a color image of these negatives in the gimp, so how do I go about turning them into a positive ? I would expect this to be a very simple operation, like a

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-17 Thread Axel Wernicke
Hi, unfortunately it is not that easy, because not only have you to invert the colors, but to subtract the brown color from the film strip also. I'm not sure, but my first guess would be that this is not easily done in GIMP. Greetings, lexA Am 17.04.2007 um 22:02 schrieb Joao Moreira:

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-17 Thread Sven Neumann
Hi, On Tue, 2007-04-17 at 22:58 +0200, Axel Wernicke wrote: unfortunately it is not that easy, because not only have you to invert the colors, but to subtract the brown color from the film strip also. I'm not sure, but my first guess would be that this is not easily done in GIMP. It

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-17 Thread Axel Wernicke
Am 17.04.2007 um 23:16 schrieb Sven Neumann: Hi, On Tue, 2007-04-17 at 22:58 +0200, Axel Wernicke wrote: unfortunately it is not that easy, because not only have you to invert the colors, but to subtract the brown color from the film strip also. I'm not sure, but my first guess would be

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-17 Thread Owen
On Tue, 17 Apr 2007 22:02:51 +0200 Joao Moreira [EMAIL PROTECTED] wrote: Hi, I just took some photos negatives (memories from the pre-digital days :-) and put them on my flat bed scanner. So now I have a color image of these negatives in the gimp, so how do I go about turning them into

Re: [Gimp-user] Photos negatives scanned into the gimp

2007-04-17 Thread Jeffrey Brent McBeth
On Tue, Apr 17, 2007 at 11:16:28PM +0200, Sven Neumann wrote: Hi, On Tue, 2007-04-17 at 22:58 +0200, Axel Wernicke wrote: unfortunately it is not that easy, because not only have you to invert the colors, but to subtract the brown color from the film strip also. I'm not sure, but