Just want to say thanks for your work and info.
Bought a 1080p camera, http://detail.tmall.com/item.htm?id=14186881008&spm=a1z09.2.9.42.NicY0r&_u=m1in819pda48 and tried to get snapshots from it.
Read this site, arrived at the assumption that it does not have built in support (until I ask them...