: Click on the option to add files or a folder, then navigate to the MP4 files you want to adjust.
: A powerful command-line tool that can adjust loudness. It's free and open-source but requires knowledge of command-line interfaces.
If you were looking for information on the software itself rather than a specific academic paper, is a professional tool designed to normalize volume levels across various media formats. Key Features of Mp4Gain Software
MP4Gain offers a simple and user-friendly interface that allows users to easily add MP4 files, analyze their loudness, and adjust the gain (volume) accordingly. Here are some key features: