Canon EOS-1D X Mark II DSLR Camera (Body Only) - Manual (Page 308)

k Shooting Movies
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Final image simulation is a function that shows the movie as it will look
with the current settings for Picture Style, white balance and other
shooting functions applied.
During movie shooting, the image displayed will automatically show the
effects of the settings listed below.
Final Image Simulation for Movie Shooting
Picture Style
* Sharpness (Strength), contrast, color saturation, and color tone will be
reflected.
White balance
White balance correction
Exposure
Depth of field
Auto Lighting Optimizer
Peripheral illumination correction
Chromatic aberration correction
Highlight tone priority
Final Image Simulation