BilinearReverse Distort, FX Equivelent:
  -fx 'ii=i+page.x+0.5; jj=j+page.y+0.5;
       xx=+0.666667*ii -0.000000*jj +0.003704*ii*jj +0.000000;
       yy=+0.333333*ii +1.000000*jj -0.003704*ii*jj +0.000000;
       p{ xx-page.x-.5, yy-page.y-.5 }' \
