#include <iostream>
#include <vigra/multi_array.hxx>
#include <vigra/stdimage.hxx>
int main(int argc, char ** argv)
{
if(argc != 3)
{
std::cout << "Usage: " << argv[0] << " infile outfile" << std::endl;
return 1;
}
try
{
ImageImportInfo info(argv[1]);
if(info.isGrayscale())
{
MultiArray<2, UInt8> imageArray(info.shape());
Shape2 upperLeft = info.shape() / 4,
lowerRight = info.shape() - upperLeft;
MultiArrayView<2, UInt8> subimage = imageArray.subarray(upperLeft, lowerRight);
}
else
{
MultiArray<2, RGBValue<UInt8> > imageArray(Shape2(info.shape()));
Shape2 upperLeft = info.shape() / 4,
lowerRight = info.shape() - upperLeft;
MultiArrayView<2, RGBValue<UInt8> > subimage = imageArray.subarray(upperLeft, lowerRight);
}
}
catch (std::exception & e)
{
std::cout << e.what() << std::endl;
return 1;
}
return 0;
}
void importImage(...)
Read an image from a file.
void exportImage(...)
Write an image to a file.
image import and export functions
std::string impexListFormats()
List the image formats VIGRA can read and write.