OpenCV c++ assertion failed <i < 0> in cv::_InputArray::getMat 错误的原因
2017-03-09 12:26
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这个问题的主要原因是在与InputArray需要初始化,即需要声明InputArray的内存空间大小,否则无法读取正常的值。
代码比较多的时候一定要仔细检测这个问题。
尤其在声明vector<vector<Point>> 时,注意申请内存空间。
若使用cv::drawContours函数时可能会返回上述错误。
代码比较多的时候一定要仔细检测这个问题。
尤其在声明vector<vector<Point>> 时,注意申请内存空间。
若使用cv::drawContours函数时可能会返回上述错误。
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