[vtkusers] Problem with allocating memory for huge vtkImage and memory-fragmentation ?

Kevin H. Hobbs hobbsk at ohio.edu
Fri Apr 8 09:50:49 EDT 2011


On 04/08/2011 05:42 AM, David Gobbi wrote:
> There is a class called vtkImageDataStreamer that will pull the data
> through the pipeline in smallish chunks, but it still stores the
> result as a big, contiguous block.  That's just the way that
> vtkImageData stores images.
> 

vtkImageDataStreamer only streams the "upstream" filters.

To get end to end streaming you need to do the streaming at the end of
the pipeline by SetNumberOfPieces on the writer.

I believe there's something similar to render in pieces as well.

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