找到mac系统版本号，使用如下链接：
https://lightbuzz.com/realsense-macos/
用于CPP
编译安装 libusb
xxx/Library/Developer/Xcode/DerivedData/libusb-cmlwxbjexygudueqsksnyutfnmry/Build/Products/Release
记住编译路径
编译安装librealsense
2.56.1
install_name_tool -id @loader_path/librealsense2.2.50.0.dylib librealsense2.2.50.0.dylib