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Update optflow.py (#335)

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lizz 2020-06-12 23:36:09 +08:00 committed by GitHub
parent 67a26da917
commit 6988de82b4
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mmcv/visualization/optflow.py
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@ -55,8 +55,6 @@ def flow2rgb(flow, color_wheel=None, unknown_thr=1e6):
dx /= max_rad
dy /= max_rad
[h, w] = dx.shape
rad = np.sqrt(dx**2 + dy**2)
angle = np.arctan2(-dy, -dx) / np.pi