mkv).Īlso, the DVD format spec allows for the possibility of simultaneous camera feeds (angles) that can be chosen by the viewer of the DVD. More than one concurrent simultaneous audio track (different language dialogue, alternate soundtrack music, Director's commentary, surround sound mix) can comprise multiple streams of audio that are contained by one given individual container multimedia file (such as VOB files on video DVDs, and.

The contents of these streams (these bitstreams) can easily be extracted and saved as separate individual files.įFmpeg can also re-mux (re-multiplex) those individual streams into an integrated container file for playback.įfmpeg -i audiofile.wav -i videofile.ogv -acodec copy -vcodec copy destination-new-muxed-video-filename.ogv Typically, there are two streams: one video stream, and one audio stream. Video files usually are container files that, in turn, contain at least one stream of media content. Wikipedia: FFmpeg#Codecs.2C_formats_and_protocols_supported 'ffmpeg audio format conversions' provides many command line examples for conversion from many combinations of different video and audio encodings. aac) AAC Advanced Audio Codec for iPods) using FFmpeg) Many audio player devices support compression algorithms (formats) (encodings) other than. ( from: See, in particular: jfreak53's posting to the thread.)įfmpeg -i audio.aac -acodec libmp3lame audio.mp3 How to convert media files using FFmpeg is an article / guide on this very website (wiki).įfmpeg -i audio.aac -acodec mp3 -ac 2 -ab 160 audio.mp3 mp3 for listening on a portable audio device. It is possible to convert the audio of a video that you downloaded (or any audio file, for that matter) to. Run 'ffmpeg -i (input/source media file) (newfile)' e.g.: ' ffmpeg -i old.avi new.mp4'.Ffmpeg by itself is a simple media converter.

Ffmpeg mp4 to mp3