Still another remark.

I noticed that since my post one hour ago there are already about 20 downloads of stack <http://www.sanke.org/Software/Create16Tiles.mc>.

As the script of the "create tiles" button relies on imagedata, I think it necessary to direct your attention to one problem Revolution has with "imagedata" handling.

Paintcompression in Revolution defaults to PNG. The Metacard engine, which is still about 95% the basis of the Revolution engine, defaults to RLE, but in the Rev IDE the paintcompression is changed to PNG on startup.

All imagedata processes at present run much slower with PNG paintcompression as compared to RLE. As I have demonstrated in my test stack <http://www.sanke.org/Software/TestStackPaintcompression.zip> (14 MB) accompanying my bug report for Bugzilla #5113, imagedata can be in the extreme 12 (twelve) times slower with the paintcompression set to PNG than with RLE.

In the case of stack "Create16Tiles" performance in the Rev IDE is about twice as slow as in the Metacard IDE.

I recommend to Rev users to set the paintcompression to RLE in all cases where the handling of imagedata is involved.

Regards,

Wilhelm Sanke
<http://www.sanke.org/MetaMedia>


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