HTML5 in video and Ogg

Ogg in the HTML5

From the online learning HTML5 video saw the following code, not very clear what is OGG, so search for some knowledge points for understanding.

OGG full name is Ogg Vorbis, is an audio compression format , similar to MP3 and other music formats.

The most obvious features are:

1. is completely free, open and without patent restrictions.

2.OGG Vorbis has a feature that supports multiple OGG format audio channels.

3. The ogg file created can be played on any player in the future.

As a result, this file format can be continuously improved in size and sound quality without affecting the old encoder or player.

HTML5 in video and Ogg