OpenCV - waitKey() can't capture the first Tab keypress

标签：using   enc   on()   info   ESS   capture   check   cas   about   

Looks like "QT" UI backend has been enabled in OpenCV build. TAB can be preserved to switch between "UI elements" in that case.

Check build configuration about GUI using cv.getBuildInformation(), you can find that QT is included.

OpenCV - waitKey() can't capture the first Tab keypress

标签：using   enc   on()   info   ESS   capture   check   cas   about   

原文地址：https://www.cnblogs.com/zhangzhihui/p/12517323.html