[vtkusers] vtkDICOMImageReader limits

[Ali Habib]

it's 245 MB data , I will search for that I use c# and vista as operating
system

On Sat, Sep 4, 2010 at 12:32 AM, John Drescher <drescherjm at gmail.com> wrote:

> On Fri, Sep 3, 2010 at 5:28 PM, John Drescher <drescherjm at gmail.com>
> wrote:
> >> I successfully read DICOM data using  vtkDICOMImageReader   for
> directory
> >> contains 78  files
> >> But when tried to load from directory contains 418 files , my
> application
> >> crashed
> >>             vtk.vtkDICOMImageReader VDR = new vtk.vtkDICOMImageReader();
> >>             VDR.SetDirectoryName(@"G:\Master Degree\test DataSet\My
> >> Disc\07291640");
> >>             VDR.SetDataOrigin(0, 0, 0);
> >>             VDR.Modified();
> >> any suggestion please , or is there any
> limits regarding vtkDICOMImageReader
> >
> > I believe it is limited to around 4GB dicom files since the reader
> > uses 32 bit index pointers.
> >
>
> In 32bit windows however you will be limited by the largest
> allocatable memory block which should be around 1.2GB ( even if your
> PC has 4 GB of ram) unless you have your program compiled with the
> LARGEADDRESSAWARE linker flag and you have your OS set to allow 3GB
> applications.
>
> John
>
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