Canonrumors has the info, and they were right the EOS C300 has been announced.
- 8.3mp 2160×3840 Super-35 CMOS sensor (4K resolution)
- DIGIC DVIII Processor
- Canon XF Codec
- Dual Compact Flash Slots
- Exposure and focus are both manual only
- Uses existing BP-955 and BP-975 batteries
- Sold as a system, including LCD monitor / XLR audio unit, side grip, and top handle.
- Availability: Jan. 2012; Price: appx. $16,000 USD
And there is a PL mount version and an EF version, and a slew of new EF cinema quality lenses.
They are also opening a Canon center in Hollywood to deal with the cameras and really push into Cinema.
A bit more expensive than I had hoped, and I want to know more about compression and codec.