Can we use stitching_detailed.cpp to create 3D sphere

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I'm trying to create a 3d sphere with by using opencv sample code "stitching_detailed.cpp". Pictures have been taken by 7 camera (5 in ring and 1 for top and 1 for bottom). Any idea which prams i can use to stitch top and bottom?

Following are top and bottom.

Here are result i achieved without bottom and top image.