Do'h! Know it works. GD::Image->trueColor(1); did it.

And convert mandelbrot.bmp mandelbrot.png works too.

Thank you very much for advice and best regards, Karl

P.S.: If you can effort the time it would be very nice to get some explanations about how your code works. I guess that only a few understand it just by inspection. Unfortunately i'm not one of the chosen. But i'm working on it ;-)

«The Crux of the Biscuit is the Apostrophe»

In reply to Re^6: About GD Image Data Output Methods by karlgoethebier
in thread About GD Image Data Output Methods [SOLVED] by karlgoethebier

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