While working on an audio app I was checking out how to convert a WAV file to MP3. There's lame and FFMPEG (which seems to use lame). Some repo's are available as a FFMPEG wrapper but using that lib ...

ffmpeg = f'ffmpeg -i {INPUT_VIDEOS_PATH}/{filename_without_extension}.mp4 -acodec pcm_s16le -ac 1 -ar 16000 {PROCESSED_PATH}/{filename_without_extension}-processed ...

WAV is a digital audio format that stores waveform data. You can easily reformat a WAV file into an M4A file, which is an audio file created as part of the multimedia MPEG-4 format. Some examples of ...