[vtkusers] a question about save vtkRenderWindow as JPEG file...

[Sebastien Jourdain]

On the Java API of the vtkPanel, there is a hard copy or something
like that which do this with the tiff format.
Just look at the code and you should be able to replace the tiff
writer by the jpeg one in one of your method.

Seb

On Wed, Oct 26, 2011 at 11:13 AM, Jothybasu Selvaraj
<jothybasu at gmail.com> wrote:
> Can you try replacing w2i.Modified() with w2i.Update() ?
>
>
> Jothy
>
> On Wed, Oct 26, 2011 at 4:02 PM, steelblue <812075761 at qq.com> wrote:
>>
>> hi everyone:
>>
>>   i have problem about save vtkRenderWindow as JPEG file,
>>   this is my code:
>>
>>                 vtkRenderWindow
>> renWin=vtkpanel.getRenderWindow();//vtkpanel is a vtkPanel
>>                 vtkWindowToImageFilter w2i =new vtkWindowToImageFilter();
>>                 w2i.SetInput(renWin);
>>                 w2i.Modified();
>>                 vtkJPEGWriter writer =new  vtkJPEGWriter();
>>                 writer.SetInput(w2i.GetOutput());
>>                 writer.SetFileName("f://vtk.jpg");
>>                 writer.Write();
>>
>>  but the result only a JPEG file that is black,total black ,,..
>>
>>  the problem bothered me so much,,who can give me a solution......
>>  thanks so so much!!
>>
>> --
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>
>
> --
> Jothybasu K Selvaraj
> PhD Student
> University of Liverpool
> Liverpool,UK
>
>
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