On 16/01/13 02:42, Michael Bedward wrote:
> Hi Akos,
>
> Andrea, Jody and others here are rendering gurus and I hope they will
> follow with more expert advice, but I'll get the ball rolling...
>
> If the destination image fits into available memory then yes, simply
> create a Graphics2D instance from the image and pass that to the
> renderer.
>
> If the destination image is way too big for available memory you might
> have a look at the JAITools DiskMemImage class. This is a tiled image
> class that caches tiles both in memory and in temporary files on disk.
>
> http://jaitools.org/docs/jaitools/stable/apidocs/org/jaitools/tiledimage/DiskMemImage.html
>
> You can tune the volume of image data that is stored in memory vs on
> disk to reduce disk i/o time. However, it will still be a great deal
> slower than having the entire image in memory.
>
looks nice. I tried to include it in my project, but I get the following
when instantiating a DiskMemImage class:

Error while parsing JAI registry file
"file:/home/akos/.m2/repository/org/jaitools/jt-all/1.3.0/jt-all-1.3.0.jar!/META-INF/registryFile.jai"
:
Error in registry file at line number #81
A descriptor is already registered against the name "ZonalStats" under
registry mode "rendered"


and, the result is different, for example, no text is rendered on the
generated image - whereas with TiledImage, the text is rendered
properly. interestingly, in this case I also get the same error as
above, as long as jaitools is referenced by the project

I wonder what am I doing wrong?


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