The Canny Edge Pipeline

The edge detector every vision library ships, one kernel per stage — blur, gradient, thinning, thresholds, hysteresis — then chained with pipeline: true.

6 tasks

1. Blur First: a Separable Gaussian
2. Magnitude, and the Angle Nobody Mentions
3. Non-Maximum Suppression
4. Strong, Weak, Gone
5. Hysteresis: Run It Until Nothing Changes
6. Payoff: Five Stages, Zero Round Trips

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