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The Gimp

Graphical Montage Tools from Text or Other Graphics? 10

Recently, I've had two readers come looking for some obscure graphical tools. Their requests were similar enough in a sense that I felt I would post them both in a single article. For those of you who remember, there was a tool that would display Tux the penguin in colored text from the Linux source code. Well, I'm sure there are several tools like that out there creating images out of things more interesting than that. This article is for those people looking for those or similar programs.

Eli asks: "Ages ago on Slashdot there was a post of a company in England who would take a picture you sent them and they would return it to you as a poster with every pixel in the original represented with a greyscale character. It was nifty, but it cost money. Then a few days later, someone posted a Gimp Script-Fu that did the same thing, for free, in full color, with any user supplied text file. I used this for ages but have since lost the script. Do any of you old skewl dotters happen to have this in an archive somewhere? Has anyone made improvements to it? It's not in the /. archives. I'm sure it was pre-Andover days."

And this related question from Panu Hällfors, which is asking more for a specific website than a software tool, but I figure there is a software tool behind there somewhere: "Some time ago there was this project of making a huge image montage in which small Linux-related images would make up a picture of Tux. I used to check out the preview versions every now and then and even submit a few pictures myself. But now! Where's the site? What has happened?

Neither their site nor their email account (linux@remotepoint.com) seems to exists anymore. Does anyone know who were working on the project and where they are now? I'd like to see the project go on, if possible."

So I'm sure there is software out there for creating an image out of specified text or even other images. What packages are out there? Which ones do you use?

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Graphical Montage Tools from Text or Other Graphics?

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  • by Anonymous Coward on Thursday July 05, 2001 @06:29PM (#105444)
    Try Gray Scale Mosaic [nyx.net]
  • Patented it might be, but you can still get hold of Metapixel (for example, by looking on Google) which composes a single image out of database of thousands.

    Of course, you need that database of images, but what else are 100,001 pieces of clipart CDs good for?
  • Artists have been making montage images for a long time, using pictures within images, objects to make faces, etc. Introductory art classes tend to mention painting styles, of which Seurat's [artchive.com] pointillism [unleash.com] is always mentioned. Images were made with typewriters also.

    In the computer world, in the 1960s the most widely available output device was a "line printer". This was a printer which printed up to 132 characters on each line of 11x17 paper. The printer could be told to stay on the same line, so text could be printer over other previously printed text. There were a large number of images developed to be printed out, including ones which were printed in several columns which had to be joined side-to-side (such as an image of a jet flying over the Golden Gate bridge). Both simple printing and overprinting were used. Here [napanet.net] is an example circa 1973; it was such a popular technique that even self-portraits were done with it.

    There were programs available for creating "printer art". You'd give the program a two-dimensional matrix of integers with the gray scale value desired for each pixel. The programs simply translated the gray scale numbers to the character (or characters) used for the nearest shade of gray. The programs were particularly convenient if you were one of the few people with some sort of image scanning device.

    When ASCII became popular, with Teletypes and 72-80 character timesharing terminals becoming common, the same technology was used there. Some artists preferred to (or didn't know about the programs) manually create the art with text editors (or tools like a 1987 program for creating printer art [simtel.net]). Some of the same images appeared on terminals.

    Obviously, text characters were used simply for their gray-scale pixel value. The same technology can be used for images, by selecting component images based on brightness and color values.

    There are now many ASCII Art sites on the Web. This Conversion Programs [geocities.com] information is from this ASCII Art FAQ [geocities.com]. An online example of a conversion program is GIF2TXT [degraeve.com], which converts any online image -- try giving it that Slashdot logo at the upper left of this page. If you don't get enough ASCII Art links [geocities.com] here, try the ASCII Art WebRing [angelfire.com].

  • You'll have to search for it (I can't get to http://www.545studios.com) but they used to make a lot of really cool, small utils. PixelTransformer was Windows based, but free. 545 Studios also churned out a lot of skins for different programs.
  • The method of combining photos into a mosaic, like every other good idea on the planet, is patented [164.195.100.11]. Try pbmtoascii [sourceforge.net] for textual mosaics.

  • There is also FIGlet [50megs.com]. The site describes it thusly:
    "FIGlet is a program for making large letters out of ordinary text".
    It appears to be available on multiple platforms with source code.

    And, if you've got a Mac or Windows machines handy, you can try out Email Effects [sigsoftware.com] from Sig Software [sigsoftware.com].
    This software is more like an ASCII-based Paint Shop Pro, etc. It can also import graphics files and convert them into ASCII drawings.
  • The guys at thinkgeek used something similar to what you're talking about. Its for the tux psoter made out of the kernel source code. Here's the link... http://www.thinkgeek.com/opensource/ It goes from image to PS.....so i dunno if thats what youre looking for, but good luck in your search:)
  • That should have been http://odur.let.rug.nl/~kleiweg/postscript/penguin .pdf [let.rug.nl] for the ASCII logo.
  • You mean an ASCII version of Tux like this [let.rug.nl]? I believe it's done using kernel source for the text. There are numerous RPMs for it found by searching on Google [google.com], including this list [rpmfind.net]. If you're in to alternative Tux logos, look here [lwn.net], referenced by the earlier Slashdot article [slashdot.org]. Not sure about the more general "images into Tux" software, though.
  • I have the original source for the Linux photo montage project, which made the image of Tux out of all different Linux related project logos. (IE gimp, gnome, windowmaker...)

    It is a GIMP plugin which creates a database out of a large number of pictures. You then run the filter over the source image.

    It was really early code so I suspect that Metapixel may be better.

    Get it from my site: Here [silicontrip.org]

I have hardly ever known a mathematician who was capable of reasoning. -- Plato

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