文章 2023-12-06 来自:开发者社区

error: (-215:Assertion failed) !_src.empty() in function 'cv::cvtColor'

Python 报错 error: OpenCV(4.1.0) C:\projects\opencv-python\opencv\modules\imgproc\src\color.cpp:182: error: (-215:Assertion failed) !_src.empty() in function 'cv::cvtColor'cv模块读取图片,出现该错误一般是路径的问题,即找不到读取....

文章 2023-05-10 来自:开发者社区

【在虚拟环境下完美解决】1698: error: (-215:Assertion failed) empty() in function cv::CascadeClassifier

问题描述官方文档做的Demo发现遇到了错误提示如下:error: (-215:Assertion failed) !empty() in function ‘cv::CascadeClassifier::detectMultiScale’错误的原因:出现 error: (-215:Assertion failed) !empty() in function ‘cv::CascadeClassif....

【在虚拟环境下完美解决】1698: error: (-215:Assertion failed) empty() in function cv::CascadeClassifier
阿里云文档 2022-07-20

问题描述Dataphin的SQL任务运行报错“SemanticException [Error 10011]: Line 3:8 Invalid function 'ddChineseName'”是什么原因?问题原因项目的安全策略没有安装,导致ddChineseName脱敏函数没有被识别到。解决方案...

阿里云文档 2021-09-17

Dataphin添加JavaUDF报错ODPS-0123131:Userdefinedfunctionexception-internalerror-FatalErrorHappended

问题描述Dataphin添加Java UDF报错:"ODPS-0123131:User defined function exception - internal error - Fatal Error Happended"。ODPS-0123131:User defined function ex...

问答 2019-07-15 来自:开发者社区

cv2.error: OpenCV(3.4.2) C:\projects\opencv-python\opencv\modules\highgui\src\window.cpp:356: error: (-215:Assertion failed) size.width>0 && size.height>0 in function 'cv::imshow' 做人脸识别时这个是什么问题

cv2.error: OpenCV(3.4.2) C:\projects\opencv-python\opencv\modules\highgui\src\window.cpp:356: error: (-215:Assertion failed) size.width>0 && size.height>0 in function 'cv::imshow' 做人脸识别时这个是什么问题

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