Qt 添加OpenCV库出现错误，***.dll:-1: error: file not recognized

Qt添加OpenCV库时编译报错：

D:\Program Files\OpenCV\libs\bin\libopencv_core410.dll:-1: error: file not recognized: File format not recognized。

需要选择自己CMake编译时的MinGW版本的kits，比如我编译时用的mingw730_64，选kits时就选MinGW 64-bit。