OpenCV圖像旋轉 - lyapple2008的專欄 - 博客頻道 - CSDN.NET

OpenCV實現圖像旋轉：double angle = -atan( static_cast(alignPoint[0].y - alignPoint[1].y) / (alignPoint[1].x - alignPoint[0].x) );//坐標系調整(X方向變成-X方向) angle ...

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