Install fdkaac by entering the following commands in the terminal:
sudo apt update sudo apt install fdkaac
Description:
command line encoder frontend for libfdk-aac
fdkaac is a command-line AAC encoder based on libfdk-aac. . It reads linear PCM audio in either WAV, raw PCM, or CAF format and encodes it into M4A / AAC files.
Homepage: https://github.com/nu774/fdkaac
Version: 0.6.3-1
Section: multiverse/sound