Codecs and formats
Format Container: .avi, .mp4, .mov, .ogg, .flv. .mkv, etc.
Video codec:
H.264,
VC-1,
Theora,
Dirac 2.1,
H.263,
etc.
Audio codec:
AAC,
WMA,
Vorbis,
PCM,
etc.
Captioning,
Video description:
SAMI, SMIL,
Hi-Caption,
CMML, DFXP,
3GPP TS 26.245,
MPSub,
etc.
Metadata:
MPEG-7,
CableLabs,
TV-ANytime,
EBU,
XMP,
etc.