mSliders[dim*2]->setMaximum(imsize[dim]-1);
mSliders[dim*2+1]->setMaximum(imsize[dim]-1);
mSliders[dim*2+1]->setValue(imsize[dim]-1);
mSliders[dim*2]->setMaximum(imsize[dim]-1);
mSliders[dim*2+1]->setMaximum(imsize[dim]-1);
mSliders[dim*2+1]->setValue(imsize[dim]-1);