Canon PIXMA MG2440 - Manual (Page 99)

Note
(Pause) or (Playback) appears on the still image capture panel while a
video is playing or stopped, respectively.
Using (Pause) and (Frame Backward)/(Frame Advance) on the still
image capture panel makes it easier to display the frame you want to capture.
5. When the frame you want to capture as a still image appears, click
Capture (single frame) on the still image capture panel.
Note
Refer to " Video Frame Capture View " for how to switch between Capture
(single frame) and Capture (multiple).
In Capture (multiple), you can capture multiple still images from a video at one
time by specifying the number of captures, etc.
Select the Prefer clearer images checkbox to automatically detect less blurry
frames when capturing images. Capture may take time depending on your
environment.
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