Seam Carving: Content-Aware Resizing

Shrink a picture by deleting its most boring pixels — an energy map, a wavefront DP one launch per row, and a gather that reflows the image.

6 tasks

1. What Can We Afford to Lose?
2. The Cheapest Path Down: One Launch per Row
3. Reading the Seam Back Out
4. Take It Out, Let the Picture Close Up
5. Payoff: Thirty-Two Seams
6. What It Does Badly, and the Fix Everybody Ships

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