Audio

WAV - Waveform Audio File Format

ffmpeg -i audio.wav -acodec libmp3lame audio.mp3
ffmpeg -i audio.wav -acodec libvorbis audio.ogg
ffmpeg -i audio.wav -acodec libfaac audio.aac
ffmpeg -i audio.wav -acodec ac3 audio.mp3

OGG - Free, open standard container

ffmpeg -i audio.ogg -acodec libmp3lame audio.mp3
ffmpeg -i audio.ogg audio.wav
ffmpeg -i audio.ogg -acodec libfaac audio.aac
ffmpeg -i audio.ogg -acodec ac3 audio.ac3

AC3 - Acoustic Coder 3

ffmpeg -i audio.ac3 -acodec libmp3lame audio.mp3
ffmpeg -i audio.ac3 audio.wav
ffmpeg -i audio.ac3 -acodec libfaac audio.aac
ffmpeg -i audio.ac3 -acodec libvorbis audio.ogg

AAC - Advanced Audio Coding

ffmpeg -i audio.aac -acodec libmp3lame audio.mp3
ffmpeg -i audio.aac audio.wav
ffmpeg -i audio.aac -acodec ac3 audio.ac3
ffmpeg -i audio.aac -libvorbis audio.ogg

MP3 -


ffmpeg -i audio.mp3 -acodec pcm_u8 -ar 22050 audio.wav
ffmpeg -i file.mp3 file.wav