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QImage 转 Mat Mat QImage2Mat(QImage &img) { cv::Mat mat; switch (img.format()) { case QImage::Format_RGB32: //一般Qt读入彩色图后为此格式 mat = cv::Mat(img.height() 阅读全文
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示例:使用QT来获取Windows电脑WIFI列表中所有WIFI的名称,实际是执行CMD命令来完成(netsh wlan show networks) // 获取WIFI列表 QProcess process; process.start("netsh wlan show networks"); p 阅读全文
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报错: Access to XMLHttpRequest at "123" from origin "456" has been blocked by CORS policy:the request client is not a secure context and the resource is 阅读全文