The Sony a9 has been announced to an excited public. A lot of the excitement centers around the reportedly super-fast electronic shutter, which allows frame rates to 20 fps, and minimizes rolling shutter effects. In the Sony a7x cameras, putting the shutter mode into the continuous state drops the raw data precision to 12 bits per pixel. Does that happen with the a9?
It appears that it does. I just received a batch of a9 raw files from someone who will have to remain anonymous, at least for now. All were 14 bit precision except one, and it was shot in continuous mode. The camera accurately reported the precision of the files.
Here’s a look at some of the EXIF data of the 12-bit file: