Thank for assistants !
I am using now Eclipse IDE with simple program with opencv and got similar errors errors
| Description | Resource | Path | Location | Type |
|---|---|---|---|---|
| ‘Mutex’ is not a member of ‘cv’ | first | line 719, external location: C:\Users\Raivo\opencv\build\include\opencv2\core\utility.hpp | C/C++ Problem | |
| ‘recursive_mutex’ in namespace ‘std’ does not name a type | first | line 718, external location: C:\Users\Raivo\opencv\build\include\opencv2\core\utility.hpp | C/C++ Problem |