CV_OpenGlApiCallError   92 modules/core/src/opengl.cpp             cvError(CV_OpenGlApiCallError, func, msg, file, line);
CV_OpenGlApiCallError  769 modules/core/src/system.cpp     case CV_OpenGlApiCallError :     return "OpenGL API call";
CV_OpenGlApiCallError  852 modules/highgui/src/window_gtk.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Create A GL Device Context" );
CV_OpenGlApiCallError  856 modules/highgui/src/window_gtk.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Create A GL Device Context" );
CV_OpenGlApiCallError  873 modules/highgui/src/window_gtk.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Activate The GL Rendering Context" );
CV_OpenGlApiCallError 1139 modules/highgui/src/window_gtk.cpp         CV_ERROR( CV_OpenGlApiCallError, "Can't Activate The GL Rendering Context" );
CV_OpenGlApiCallError  626 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Create A GL Device Context" );
CV_OpenGlApiCallError  630 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Find A Suitable PixelFormat" );
CV_OpenGlApiCallError  633 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Set The PixelFormat" );
CV_OpenGlApiCallError  637 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Create A GL Rendering Context" );
CV_OpenGlApiCallError  640 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Activate The GL Rendering Context" );
CV_OpenGlApiCallError  677 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Activate The GL Rendering Context" );
CV_OpenGlApiCallError  685 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't swap OpenGL buffers" );
CV_OpenGlApiCallError  697 modules/highgui/src/window_w32.cpp             CV_ERROR( CV_OpenGlApiCallError, "Can't Activate The GL Rendering Context" );
CV_OpenGlApiCallError  852 modules/highgui/src/window_w32.cpp         CV_ERROR( CV_OpenGlApiCallError, "Can't Activate The GL Rendering Context" );