I work part-time for a production company and as far as I know, the industry standard is the RED Camera http://en.wikipedia.org/wiki/RED_Digital_Cinema, whose standard output is 2K-4K RAW.
Compressed formats that interpolate between keyframes (like MPEG) are generally a bad idea since they make precise cutting between clips a lot harder.
Compressed formats that interpolate between keyframes (like MPEG) are generally a bad idea since they make precise cutting between clips a lot harder.