On Thu, 2004-10-21 at 22:59, Alastair M. Robinson wrote:
> > The version on my website is a bit outdated - IIRC it was built against > a development snapshop of GIMP-2.0, so its Makefile needs tweaking for > real releases - replacing all occurrences of 1.3 with 2.0. > > I can let you have a newer version (plus binary) if you're interested > (though the duotone support is no more advanced than before). yes, certainly i will be interested. thanks so much. > > The DuoTone mode was written because I work for a small printing > company, that among other things prints a small monthly local newspaper. > We have red and black ink available on the cover and occasionally do > a red/black duotone photo. ok. > Because of the lack of spot colour support in popular (open) image > formats, we build our front and back pages in Magenta and Black, not Red > and Black; the DuoTone plugin creates a pseudo-CMYK image, with the red > data in the Magenta channel; we then output film for Black and Magenta, > and print the "Magenta" plate using Red ink! neat printing hack. i used to do something similar in pagemaker and MacDraw circa 1986. > > As for selecting the hue to be separated - use Layer -> Colors -> > Hue-Saturation to rotate the hue you want pulled out onto Red, then use > the DuoTone filter, and backfill the "Red" layer to the appropriate > colour to preview the result. okay. > > If you want the result in a channel other than "M", just rename the > layer to "C", "Y", or "K". > > Hope this is some help. > er.. one question. the design of the magazine could be in 4-color, plus a pantone.the client wishes to use the pantone for creating duotones of the images. i wonder if this plug-in and/or scribus can be used to generate such a five-color output, in halftones all. even if i use the pantone shade on an identical angle for m, or c, the idea is that the photographs and images could be two-color duotone. > All the best, > -- > Alastair M. Robinson > thanks so much :-) LL
