[vtkusers] Operations in an image opened with using VTK, Qt and QVTKWidget

John Drescher drescherjm at gmail.com
Mon Apr 2 09:02:38 EDT 2012


> How do i do to use in an image opened (from a VTK image using QVTKWidget)
> some operations like write, draw, create an image with zoom and create
> circles and polygons lines? And then export it to other image format like
> jpeg for example. (Using VTK, Qt and QVTKWidget).
>
> *I already can to open the image using VTK and QVTKWidget what i need it to
> do the others operations.
>

vtkedge has some drawing ability. There also are a few different
widgets in vtk that may help. For exporting you can use the vtk
supported writers to write the image to many formats. For example:
vtkJPEGWriter

John



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