The Qt backend directly calls some OpenGL functions (glClear, glHint, glViewport), but since OCV 4.5.5 the GL libraries are no longer part of the global extra dependencies. When linking with "-Wl,--no-undefined" this causes linker errors: `opencv-4.5.5/modules/highgui/src/window_QT.cpp:3307: undefined reference to `glClear'` Fixes: #21346 Related issues: #21299 |
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| .. | ||
| calib3d | ||
| core | ||
| dnn | ||
| features2d | ||
| flann | ||
| gapi | ||
| highgui | ||
| imgcodecs | ||
| imgproc | ||
| java | ||
| js | ||
| ml | ||
| objc | ||
| objdetect | ||
| photo | ||
| python | ||
| stitching | ||
| ts | ||
| video | ||
| videoio | ||
| world | ||