Re: [Gimp-user] Underwater Photos

2004-12-06 Thread jim feldman
[EMAIL PROTECTED] wrote: Hello! Does anyone know if there is some sort of documentation describing underwater pictures processing with The Gimp? I recently bought an underwater digital, camera but the pictures are too green. Any tips or suggestions? Luis Sauerbronn Well, part of tweaking underwater

Re: [Gimp-user] Default JPEG quality setting - where?

2005-02-09 Thread jim feldman
Antti Mäkelä wrote: Hi, Where can I set the default quality when saving JPEG images? The default 85 is too low, I want to use 98. I could not find a suitable setting anywhere, either in config files or in menus. Where is it hidden? (No lectures on the default 85 being "enough", thank you - it is

[Gimp-user] Odd behavoir with big images and memory

2005-04-23 Thread jim feldman
I'm working with scanned medium format film images that are TIFF's of 100MB each. The GIMP environment is gimp 2.2.6 (built from ports about a week ago) on FreeBSD 5.3 Release. The display is a Linux (RH9) box. The tiff's are created by vuescan on linux. The FreeBSD box was running with "only"

Re: [Gimp-user] Odd behavoir with big images and memory

2005-04-24 Thread jim feldman
rol Spears <[EMAIL PROTECTED]>: > On Sat, Apr 23, 2005 at 08:03:07PM -0600, jim feldman wrote: >> I'm working with scanned medium format film images that are TIFF's of 100MB >> each.  The GIMP environment is gimp 2.2.6 (built from ports about a >> week ago) >

Re: [Gimp-user] Odd behavoir with big images and memory

2005-04-24 Thread jim feldman
Quoting Asif Lodhi <[EMAIL PROTECTED]>: > Hi Jim, > > Though I have never worked with such large images, don't you think it > would be a good idea to save each TIFF as XCF, do whatever you want to > do on XCF and then save the modified XCF as TIFF again? May be odd > behavior will go away that w

Re: [Gimp-user] Batch converter for web optmisation

2005-05-01 Thread jim feldman
Quoting Stefan Frings <[EMAIL PROTECTED]>: Hello, I like to optimize more than 100 photos (jpeg, 640x480) for web publishing. I would like to do this with all my pictures in an automatic batch job. Ho can I do this? If there is another nice Linux program, then this would also be ok GIMP is very g

Re: [Gimp-user] reading 42bit colour files

2005-09-06 Thread jim feldman
Quoting Dave Anderson <[EMAIL PROTECTED]>: > Hi, > > I'm scanning in images at 42 bit depth, but unfortunately my software > doesn't do LZW TIFF compression so I'm using gimp for that. If I read in to > gimp a 42 bit file and write out a compressed TIFF, I guess I've lost my 42 > bit depth until

[Gimp-user] levels "picker" tool

2005-10-03 Thread jim feldman
Is there a way to increase/average the number of pixels that the black/grey/white picker sub-tool samples in the levels tool? The question behind the question. I'm using a QPcard (black/18% grey/white) target when I take digital images to make fixing contrast and white balance easier. What I

Re: [Gimp-user] levels "picker" tool

2005-10-03 Thread jim feldman
Quoting Francois du Toit <[EMAIL PROTECTED]>: > On Mon, 03 Oct 2005 11:09:59 -0600 > jim feldman <[EMAIL PROTECTED]> wrote: > >> Is there a way to increase/average the number of pixels that the >> black/grey/white picker sub-tool samples in the levels tool? >

Re: [Gimp-user] Deleting background on photos

2006-01-24 Thread jim feldman
tcb888 (sent by Nabble.com) wrote: I need to remove the background of a photo and can't figure out how to quickly do this using GIMP. Basically, I have about 40 photos that I need to remove the background from for someone's website. I tried using the eraser to manually do it by hand but its

Re: [Gimp-user] calibrate monitor using linux

2006-09-13 Thread jim feldman
Gracia M. Littauer wrote: I tried SuSE list...no answer. Since art/photos need good/correct color for printing I'll try here. Best way to calibrate a new LCD monitor using linux OS To the best of my knowledge, there's nothing like eye-one or other color calibration feedback system available

Re: [Gimp-user] GIMP used in prisons / secure institutions

2006-10-26 Thread jim feldman
Draw a picture of a "shiv"? sorry. I can't imagine GIMP being a problem. That being said, it's linked to libraries that have occasionally had security issues. Both closed and open source rendering libraries have at various times suffered from buffer overflows. I tend to see resistance to

Re: [Gimp-user] GIMP used in prisons / secure institutions

2006-10-26 Thread jim feldman
On a more practical note, when I'm looking at a new app, the first thing I do is search over at securityfocus.com to see what it's exploit history has been. If I see a pattern, or something I can't remediate, I pass. jim ___ Gimp-user mailing list G

Re: [Gimp-user] Best online guide for photographers

2006-11-01 Thread jim feldman
At the risk of being a heretic let me make the following suggestions Tanveer Singh wrote: I use GIMP for image manipulation. though lots of resources are availalbe for photoshop, gimp docs are hard to come by(from a photography point of view). Can somebody link me to a good online guide. I am l

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 h

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 >&

Re: [Gimp-user] How to tone down sun spots

2007-06-01 Thread jim feldman
DJ wrote: > Hi gimp-user, > > I'm not sure what they are called in photographic terminology, but I > have a picture of a long winding road with sunspots. The sun shines > through the trees and is so bright that the eye immediately goes to > those spots. They are pretty big at the beginning of the r

Re: [Gimp-user] Lens distortion correction

2007-06-21 Thread jim feldman
I think in PS CS2 you can compensate (roughly) for actual lens distortions like barrel, pin-cushion, vignetting as well as key stoning (the last, you can do easily in GIMP) This company claims to actually have distortion profiles and lots of lenses to do specific corrections http://www.dxo.com/en

Re: [Gimp-user] large tile sizes and large images on Freebsd

2007-08-08 Thread jim feldman
Bram Van Steenlandt wrote: > Hi list, > > I run FreeBSD 6.2 (2 gig ram) and use gimp-2.2.17 for editing my large > (1x1pixels) photos. > This works when the tile cache is set to 256MB but this is not enough > for fast editing. > When I set the tile cache to 512MB or more it stops with er

Re: [Gimp-user] Bit-depth Processing

2007-09-25 Thread jim feldman
Greg wrote: > I've read a few msgs. that talked about how GIMP only does 8-bit > processing. Does that mean if I load, say, a 16-bit image, Will GIMP > display and/or save the image as an 8-bit image? If that IS the case, > that's a rather serious short-coming for photographers and such. > Pro

Re: [Gimp-user] GIMP vs Photoshop UI

2007-09-26 Thread jim feldman
Greg wrote: > --- gimp_user <[EMAIL PROTECTED]> wrote: > >> ...[GIMP] does not have an interface that makes for an easy user >> transition from the industry PS standard it is not a tool that is >> ready for adoption by high quality image makers. >> > > I would disagree with this. I use bot

Re: [Gimp-user] Bit-depth Processing

2007-09-28 Thread jim feldman
Greg wrote: > I appreciate all the info and discussion on this. It's a lot more than > I expected...and that's a good thing. > > I guess what I really want to know is, am I going to see any noticeable > loss if image quality from my 12-bit images? > >From prints? no. On your monitor? maybe. Y

Re: [Gimp-user] Bit-depth Processing

2007-10-01 Thread jim feldman
Patrick Shanahan wrote: > * Greg <[EMAIL PROTECTED]> [10-01-07 13:29] >> In any event, from what you've told me, GIMP may not be the right tool >> for me at this time. I want to retain all my bits. So until GIMP >> natively supports 12-bits or higher, I'm gonna have to stick to >> Photoshop for n

Re: [Gimp-user] Cleaning slides

2004-03-20 Thread jim feldman
I replied at length privately, but water is BAD for emulsions unless you're ready to go through a complete re-soak. Unless the re-soak ends in a bleach bath, it's probably not going to help, and could make matters worse. There are some very good sites that discuss photo material conservation/rest

Re: [Gimp-user] Blending skin tones

2004-10-26 Thread jim feldman
[EMAIL PROTECTED] wrote: Hi-Looking for some help touching up our wedding photos. Apparently, the makeup person used something she shouldn't have, so my wife's face is quite a few shades lighter than the rest of her. I've read some of the manual and looked through a few tutorials, bu