vtk实战(三十八)——读取jpg数据(有问题)

#include <vtkSmartPointer.h>
#include <vtkImageViewer2.h>
#include <vtkJPEGReader.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>

int main()
{
char* fileName = "UC截图20160429221551.jpg";

vtkSmartPointer<vtkJPEGReader> jpegReader =
vtkSmartPointer<vtkJPEGReader>::New();
jpegReader->SetFileName(argv[1]);

vtkSmartPointer<vtkImageViewer2> imageViewer =
vtkSmartPointer<vtkImageViewer2>::New();
imageViewer->SetInputConnection(jpegReader->GetOutputPort());
vtkSmartPointer<vtkRenderWindowInteractor> renderWindowInteractor =
vtkSmartPointer<vtkRenderWindowInteractor>::New();
imageViewer->SetupInteractor(renderWindowInteractor);
imageViewer->Render();
imageViewer->GetRenderer()->ResetCamera();
imageViewer->Render();

renderWindowInteractor->Start();

return 0;
}