Matlab post-processing
 

hello everybody,
i obtained a Matlab's figure which represent stream function(simulation flow project),Now i need to draw streamlines or vorticity contour from Matlab's figure but i dont know how to do that!
please tell me the different ways to do that !or
is there any way to import that Matlab's figure in tecplot 9.0 ?
thank you so much and hve a nice day