OneBitImageView* to_logical(const T &src)
{
OneBitImageData* data = new OneBitImageData(src.size(), src.origin());
OneBitImageView* view = new OneBitImageView(*data);
transform(src.vec_begin(),
src.vec_end(),
view->vec_begin(),
to_logical_core<typename T::value_type>());
return view;
}
OneBitImageView* add_edge(const T &src, unsigned int interval)
{
OneBitImageData* data = new OneBitImageData(src.size(), src.origin());
OneBitImageView* view = new OneBitImageView(*data);
copy(src.vec_begin(),
src.vec_end(),
view->vec_begin());
for (unsigned int y=interval; y<view->nrows()-interval; y++) {
view->set(Point(0, y), 1);
view->set(Point(view->ncols()-1, y), 1);
}
for (unsigned int x=interval; x<view->ncols()-interval; x++) {
view->set(Point(x, 0), 1);
view->set(Point(0, view->nrows()-1), 1);
}
return view;
}