How can I get this exact effect?

[ciubaca]

Hello everyone,

I would like to know how can I get the exact same effect for any picture.



Thank you in advance

 

[IamSam]

Hello and welcome to PSG.

Try this: https://www.youtube.com/watch?v=j2_YwylZaDE

If this is not enough for you, try this: https://www.google.com/#q=Photoshop+Hope+poster

 

[Leon William]

You can trace a raster image in illustrator to get the vector color conversion like the images shown above, even-though I am not quite sure whether the same effect will be achieved through an automatic process like image tracing. Rather you may have to trace manually.