↓ 1 callersMethodgetBlackMatrix* Calculates the final BitMatrix once for all requests. This could be called
* once from the constructor instead, but there are some advantages to do
Project_x86/vs2019_ncnn_opencv-mobile_demo/vs2019_opencv-mobile_ncnn-dll_demo/vs2019_opencv-mobile_ncnn-dll_demo/zxing/common/binarizer/hybrid_binarizer.cpp:107