On Fri, 21 Jan 2005 09:53:49 +1300 Nick Rout <[EMAIL PROTECTED]> wrote:
> > On Fri, 21 Jan 2005 09:39:18 +1300 > Roy Britten <[EMAIL PROTECTED]> wrote: > > > I have many (~47K) small (~40KB each) jpeg images that I wish to join > > together > > into one monstrously large image. I can determine the horizontal and > > vertical > > positioning by parsing the filenames (in a form of yyyyy-xxxxx.jpg). I have > > a > > world file (.jgw) for each image, but the GUI-based GIS tools I'm (slightly) > > familiar with cannot cope with such a large dataset. > > The closest I have seen would be something from the imagemagick package, > probably composite. > > quote from the man page: > > "To composite an image of a cockatoo with a perch starting at location > (100,150), use: > > composite -geometry +100+150 cockatoo.miff > perch.ras composite.miff" > > I think you would need to make a nominal blank image the size of the > finished product, then produce a script that called composite 47k times, > taking the geometry parameters from the file name of the image to be > added. > > errr i would experiment with a smaller dataset LOL found this: http://www.cit.gu.edu.au/~anthony/graphics/imagick6/mosaics/ > > > > > > Suggestions? Either commandline GIS (grass?) or nifty scripting ideas would > > be > > welcome. > > > > Cheers, > > Roy. > > > > -- > > Roy Britten, Lead Software Developer, Information Systems Team > > National Institute of Water and Atmospheric Research > > P.O. Box 8602, Christchurch, New Zealand > > P:+64-3-343-7818 F:+64-3-348-5548 > > -- > Nick Rout <[EMAIL PROTECTED]> -- Nick Rout <[EMAIL PROTECTED]>
