Select Media in VLCs menu then Convert / Save. The free software media player VLC for Linux/Windows/MacOS comes with a built-in file-convert which works really well for converting any audio file to MP3, MP4, FLAC, Vorbis, OPUS and WAV. Converting lossless audio files like FLAC to Opus in order to save space so you can store more audio on a portable device like a phone is fine.Ĭonverting audio using a graphical program like VLC Avoid converting one lossy format to another unless you need to because you would like to play music in WMV format on a device which only supports MP3 files. Converting a MP3 audio file to Opus will further degrade audio quality.

Most other audio formats such as MP3, M4A and WMV are lossy formats which means parts of the original file are thrown out. A FLAC version of a CD will be identical to the orignal CD. The audio file formats WAV and FLAC has lossless which means they are an identical copy of the original audio source. 4 Converting audio files using the command-line using gstreamerįirst, a word of warning (or opinion).3.1 Batch converting a folder full of audio files.3 Converting audio files using the command-line using ffmpeg.2 Converting audio using a graphical program like VLC.1 First, a word of warning (or opinion).

Linux ffmpeg batch convert