OpenCV 2.x Apple Silicon에 설치하기

/ 대략 1년반 정도 전에 설치한 거라 차이 있을 수 있음

opencv 2.4 설치 BEGIN ——

1. numpy (m1 sillicon) 설치 : https://sayak.dev/install-opencv-m1/
2. ffmpeg (m1 sillicon) 설치 : brew reinstall ffmpeg@4
3. 소스 코드 수정 사항들

https://stackoverflow.com/questions/46884682/error-in-building-opencv-with-ffmpeg

(opencv-2.4.13.6/modules/highgui/src/cap_ffmpeg_api.hpp)

#define AV_CODEC_FLAG_GLOBAL_HEADER (1 << 22)

#define CODEC_FLAG_GLOBAL_HEADER AV_CODEC_FLAG_GLOBAL_HEADER

#define AVFMT_RAWPICTURE 0x0020

https://stackoverflow.com/questions/19537206/opencv-for-python-on-mavericks

cd opencv-2.4.??

echo "#define GTEST_USE_OWN_TR1_TUPLE 1" | cat > temp1

cat modules/ts/include/opencv2/ts/ts_gtest.h > temp2

cat temp1 temp2 > modules/ts/include/opencv2/ts/ts_gtest.h

cmake -DCMAKE_SYSTEM_PROCESSOR=arm64 -DCMAKE_OSX_ARCHITECTURES=arm64 -DCMAKE_BUILD_TYPE=Release -DBUILD_EXAMPLES=ON -DPYTHON3_EXECUTABLE=/usr/bin/python3 -DBUILD_opencv_python3=ON -DOPENCV_ENABLE_NONFREE=ON ../opencv-2.4.13.6 -Wno-dev

opencv 2.4 설치 END ——