INCLUDEPATH += G:/opencv/build/include
CONFIG(debug, debug|release) {
LIBS += G:/opencv/build/x64/vc14/lib/*343d.lib
} else {
LIBS += G:/opencv/build/x64/vc14/lib/*343.lib
}
在項目文件（.pro）中添加上述代碼，
其中G:/opencv/build/include為opencv頭文件所在目錄 G:/opencv/build/x64/vc14/lib/*343d.lib為opencv . lib文件所在目錄及文件名，帶后綴d的為debug模式下使用的鏈接庫，不帶則為release模式
......