step1、install Xcode

step2、install xcpkg

step3、update xcpkg-formula-repository

xcpkg update

step4、build and install jbig2dec

xcpkg install jbig2dec

xcpkg formula view jbig2dec

{{ formula }}

if the formula of jbig2dec dosn't meet your needs, you can edit it ⤵︎

xcpkg formula edit jbig2dec

after editing, you may want to rebuild this package ⤵︎

xcpkg install jbig2dec