“ One of HTML5’s goals is to move the Web away from proprietary technologies such as Flash, Silverlight, and JavaFX, says Ian Hickson, co-editor of the HTML5 specification.” —Paul Krill, reporting for InfoWorld, June 16, 2009
HTML5 video first defined XIPH formats as the base HTML5 video: “User agents should support Theora video and Vorbis audio, as well as the Ogg container format.” December 10, 2007, the HTML5 specification
This was later replaced by a statement which basically stated: we cant make up our mind, use whatever you like.
In high motion videos, H.264 seems superior. In this sample, blocks are visible in the pita where the H.264 video is smooth. The pin-striped shirt in the right background is also sharper in the H.264 video, as is the striped shirt on the left.