Now divorced a bunch of formats, codecs, containers. People started to get confused and not properly recording. In order to do you understand this, some will inform you. I will try in very simple language and understandable. If you want more, there are Wikipedia.
Container is a large or small box for storing things (audio and video codec)
Codecs - the thing that you use (video or sound)
So if you need to make a movie, actors, Directors, operators, little miss, need to borrow container to push codecs video and audio, and subtitles. And now a little list what are:
encoding Formats audio
I think everybody . Of course they could somewhere be wrong, we are all human, but I hope to have achieved its goal. . You became a little bit clearer in the choice of equipment and what to buy or download for viewing.