Package Information:

Name: faac
Use: ISO AAC audio encoder
URL: http://www.audiocoding.com/faac.html

Installation Steps:

1. Open Terminal using Spotlight search by pressing <command+space>. Type terminal and hit Enter key.
2. Now, run

   ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

3. Install faac using brew

   brew install faac

faac is ready to use now!