HTML5: mp3, mp4 (AAC/H.264), ogg (Vorbis/Theora), webm (Vorbis/VP8), wav
Flash: mp3, mp4 (AAC/H.264), flv
For cross-browser support, a format must be supplied that works in both HTML5 and Flash.
Optional additional formats may be supplied to increase cross-browser HTML5 support.
HTML5 has entered the online video market, which is both exciting and challenging for developers in the industry. With both the HTML5 specification and the various browser implementations in constant flux, we at LongTail Video spend a signficant amount of time understanding the limitations of the technology, testing playback across various browsers and devices, and optimizing our own products for HTML5 playback.