video tracks:
wmv3
h264

extensions:
.m2p (MPEG-2 program stream)
.m2t (HDV)
.mts (AVCHD)
.m2ts (Blu-ray BDAV)
.ts (MPEG-2/DVD)
.wmv
.3gp
.3g2
.3gp2
.3gpp
.divx
.mov
.xvid

audio tracks:
dca/dts
wmapro
wmavoice

metadata types:
mp4
asf/wmv
mkv
