How to set with_hi35xx option and std c++ 11 support?

[messicn]

I succeeded in getting Makefile, but there were some errors

checking for hi3518v100 mpp library... no
checking for hi3518v200 mpp library... no
checking for hi3516cv300 mpp library... no
checking for hi3520v100 mpp library... no
checking for hi3520dv200 mpp library... no

media-common.cpp: In constructor 'Ipcam::Media::Resolution::Resolution(std::string)':
media-common.cpp:78:12: error: 'stoul' is not a member of 'std'
_width = std::stoul(cm[1]);
^
media-common.cpp:79:13: error: 'stoul' is not a member of 'std'
_height = std::stoul(cm[2]);
^
media-common.cpp: In member function 'Ipcam::Media::Resolution::operator std::string()':
media-common.cpp:93:9: error: 'to_string' is not a member of 'std'
return std::to_string(_width) + "x" + std::to_string(_height);

I just saw that you used c++11. Are you sure that's making it into your compile options? Check the generated makefile and watch the executed commands to be certain.