DroNet with OpenCV(cv::dnn + Darknet) in C++

Issue report issue

Environment (Hardware)

Hardware:lenova thinkpad , CPU
Software: ubuntu 20.1,g++9 (Please include version information)

Project Name

pj_DroNet with OpenCV(cv::dnn + Darknet) in C++

Issue Details

error in image_processor.cpp that ‘atanf’ is not a member of ‘std’; did you mean ‘atanh’?

How to Reproduce

cmake .. make

Error Log

/home/abhijith/tflite/play_with_tflite/pj_tflite_det_dronet/image_processor/image_processor.cpp: In function ‘void AnalyzeFlow(cv::Mat&, std::vector<Track>&)’:
/home/abhijith/tflite/play_with_tflite/pj_tflite_det_dronet/image_processor/image_processor.cpp:157:20: error: ‘atanf’ is not a member of ‘std’; did you mean ‘atanh’?
  157 |             : std::atanf((bbox_now.y - bbox_past.y) / static_cast<float>(bbox_now.x - bbox_past.x));
      |                    ^~~~~
      |                    atanh
make[2]: *** [image_processor/CMakeFiles/ImageProcessor.dir/build.make:76: image_processor/CMakeFiles/ImageProcessor.dir/image_processor.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:164: image_processor/CMakeFiles/ImageProcessor.dir/all] Error 2
make: *** [Makefile:91: all] Error 2

Additional Information

also find same issue in dronet original repo

iwatake2222 / play_with_tflite

DroNet with OpenCV(cv::dnn + Darknet) in C++ #27