Closed anandcu3 closed 6 years ago
Compiler command line options is required - run mingw32-make VERBOSE=1
MINGW compiler is not supported by OpenCV dev team. So you need to investigate problem yourself.
Updated the above post with VERBOSE Option. Closed the issue accidentally.
Check values of these defines provided by your compiler:
#if (defined(__cplusplus) && __cplusplus > 199711L) || (defined(_MSC_VER) && _MSC_VER >= 1700)
#define USE_STD_THREADS
#endif
The value for __cpuplus is 201703 but _MSC_VER did not show up in the list of variables..
Try to run CMake with -DCMAKE_CXX_FLAGS=-std=c++11
option.
For anyone tracking this bug, @alalek's comment to add the c++11 flag got me past that compile error. Thanks!
Compiling OpenCV with Extra modules (opencv_contrib) gave error in the object detection module results in error..
Here is the CMake Configuratiuon: