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polylines函数介绍 C++ OpenCV中的polylines函数用于在图像上绘制多边形。它函数原型如下： /** @brief Draws several polygonal curves. @param img Image. @param pts Array of polygonal curves. @param isClosed Flag indicating whether the drawn polylines are closed or not. If they are closed, the function draws a line from the last vertex of each curve to its first vertex. @param color Polyline color. @param thickness Thickness of the polyline edges. @param lineType Type of the line segments.
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