subimage_tutorial.cxx
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Create a half-sized subimage
Usage: subimage_tutorial infile outfile
#include <iostream>
#include <vigra/multi_array.hxx>
#include <vigra/stdimage.hxx>
using namespace vigra;
int main(int argc, char ** argv)
{
if(argc != 3)
{
std::cout << "Usage: " << argv[0] << " infile outfile" << std::endl;
return 1;
}
try
{
{
Shape2 upperLeft = info.
shape() / 4,
lowerRight = info.
shape() - upperLeft;
}
else
{
Shape2 upperLeft = info.
shape() / 4,
lowerRight = info.
shape() - upperLeft;
}
}
catch (std::exception & e)
{
std::cout << e.what() << std::endl;
return 1;
}
return 0;
}