CodePudding user response:

Search on the net the CvvImage source. H and. (CPP), has built a header file, paste in the past, the prompt m_img undefined identifiers

CodePudding user response:

Whether need to add any library? If a single hint, can add a global variable in the CPP

CodePudding user response:

My is show undefined identifiers the RECT sorrow is dead

CodePudding user response:

reference 1st floor nihao_chuntian response:

search on the net the CvvImage source. H and. (CPP), has built a header file, paste in the past, the prompt m_img undefined identifiers

You define a class, before use, you still need to define the class object

 CvvImage m_img; 

CodePudding user response:

 CvvImage m_img; 

CodePudding user response:

CvvImage m_img;