Canon PowerShot G15 User Guide - Page 145

Shooting Range and Focusing Still Images Changing the AF Frame Mode Movies Change the AF (auto focus) frame mode to suit the shooting conditions as follows. zzPress the button, choose [AF Frame] on the [4] tab, and then choose the desired option (=48). Still Images Movies Face AiAF • Detects people's faces, and then sets the focus, exposure (evaluative metering only), and white balance ([ ] only). • After you aim the camera at the subject, a white frame is displayed around the person's face determined by the camera to be the main subject, and up to two gray frames are displayed around other detected faces. • When the camera detects movement, frames will follow moving subjects, within a certain range. • After you press the shutter button halfway, up to nine green frames are displayed around faces in focus. 145