Sounds a bit similar to the fractal compression experiments[0][1] that were eventually repurposed in stuff like Perfect Resize. IIRC, it worked a bit like RLE,

Sounds a bit similar to the fractal compression experiments[0][1] that were eventually repurposed in stuff like Perfect Resize. IIRC, it worked a bit like RLE, but by generating an IFS on the fly that could be used to recreate the image, instead of just storing pixel sequences. [0] http://www.cs.northwestern.edu/~agupta/_projects/image_processing/web/FractalImageCompression/ http://www.cs.northwestern.edu/~agupta/_projects/image_proce... [1] http://www.math.psu.edu/tseng/class/Fractals.html http://www.math.psu.edu/tseng/class/Fractals.html