3Menu Function Settings 
[z4] Menu
When you select [Movies] under [z4: LV z/kset.], the [z4] [z5] tabs for movie shooting will appear. The menu options are as follows.
AF mode
The AF modes are the same as described on zpages 213 to 219. You can select [Live mode], [uLive mode], or [Quick mode]. Note that continuous focusing of a moving subject is not possible.
Even if the AF mode is set to [Quick mode], it will switch to [Live mode] during movie shooting.
Grid display
With [3x3 l] or [6x4 m], you can display grid lines to help you level the camera vertically or horizontally. Also, with [3x3+diag n], the grid is displayed together with diagonal lines to help you align the intersections over the subject for better balance in the composition.
Movie recording size
You can set the movie recording size (image size, frame rate, and movie recording/compression method). For details, see pages 34 to 38.
Sound recording
You can set sound recording settings. For details, see pages 39 and 40. Regarding headphones, see page 41.
If Canon Log gamma is set, AF is not possible. If H, I, or A:8/7is set, AF is not possible in the fmode.
51