Il est dispo Canon EOS 5D Mark II Firmware Update

Adds or changes the following movie frame rates.

NTSC:
1920×1080 : 30 fps (changed - actual 29.97 fps)
1920×1080 : 24 fps (added - actual 23.976 fps)
640×480 : 30 fps (changed - actual 29.97 fps)
PAL:
1920×1080 : 25 fps (added - actual 25.0 fps)
1920×1080 : 24 fps (added - actual 23.976 fps)
640×480 : 25 fps (added - actual 25.0 fps)

Adds a function for manually adjusting the sound recording level (64 levels).
Adds a histogram display (brightness or RGB) for shooting movies in manual exposure.
Adds shutter-priority AE mode (Tv) and aperture-priority AE (Av) mode to the exposure modes for shooting movies.
Changes the audio sampling frequency from 44.1 KHz to 48 KHz.
Fixes a phenomenon where communication between the camera and the attached lens is sometimes interrupted after manual sensor cleaning. (This phenomenon only affects units with Firmware Version 1.2.4.)