Install aacgain on Mac

Installation steps for aacgain

Basic Introduction:

Name: aacgain

Use: aacgain is a modification to Glen Sawyer's excellent mp3gain program. It supports AAC (mp4/m4a/QuickTime) audio files in addtion to mp3 files. aacgain normalizes the volume of digital music files using the Replay Gain algorithm. It works by modifying the global_gain fields in the aac samples. Free-form metadata tags are added to the file to save undo information, making the normalization process reversable.

URL: http://aacgain.altosdesign.com/

Installation Steps:

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


2. Now, install homebrew, (if you have already skip this step)

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



3. Install aacgain using brew

   brew install aacgain

aacgain is ready to use now!