[vtkusers] vtkWin32VideoSource

Mathieu Malaterre mathieu.malaterre at kitware.com
Sun Feb 29 13:04:07 EST 2004


Jono,

  Did you try the video.tcl example. I attached it to my email. Also please note you should be carefull on how you use this class :

  http://vtk.org/pipermail/vtkusers/2001-May/006553.html

HTH
Mathieu

> hey vtkusers
> 
> i've been interested in using vtk for my graduate study in animal behaviour
> for some time, but havent any experience with it til now.
> 
> I want to monitor a dv camera signal and capture consecutive frames to a
> buffer.  i have hacked the following which brings up a window showing video
> from my tv tuner card, but if i set input to dv camera, the overlay window
> is black.  Im just using the vtkRenderWindowInteractor as a lowlife way to
> keep the thread alive.
> 
> int main(int ac, char **av)
> {
>     vtkRenderer *renderer = vtkRenderer::New();
>     vtkRenderWindow *renWin = vtkRenderWindow::New();
>     renWin->AddRenderer(renderer);
>     vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();
>     iren->SetRenderWindow(renWin);
> 
>     vtkWin32VideoSource *videoSrc = vtkWin32VideoSource::New();
>     videoSrc->Print(cout);
> 
>     iren->Initialize();
>     renWin->Render();
> 
>     videoSrc->VideoSourceDialog();
>     videoSrc->VideoFormatDialog();
>     videoSrc->SetPreview(1);
>     videoSrc->PreviewOn();
> 
>     iren->Start();
>     videoSrc->Delete();
>     renderer->Delete();
>     renWin->Delete();
>     iren->Delete();
> 
>     return 0;
> }
> 
> 
> i'm using win2k, MSVC6, vtk 4.2 and a JVC GR-DVL 9800 camera connected by
> firewire.  it wld be really useful if somebody could post some code showing
> use of the vtkWin32VideoSource & vtkVideoSource classes.
> 
> also, could anybody tell me if the kitware books would be much help in this?
> 
> cheers
> 
> jonathan poff
> christchurch
> new zealand
> 
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