Canon IXUS 310 HS - Manual (Page 147)

Trimming
147
• Images recorded at a pixel setting of (p. 61) , or images resized to
(p. 145) cannot be edited.
• Images that can be trimmed will have the same width and height ratio
after trimming.
• The number of recorded pixels in a trimmed image will be smaller than
before trimming.
• Movies cannot be edited.