Sony DSC-P9 Operating Instructions Manual page 66

You can change the size of your images,
and record them as new f'iies.
You can change your images to the
foilowing sizes.
x?72x1704,16QQxLm, li8Ox960.
640x480
After ihe resizing is finished, ihe original
image is retained.
The menu appears
The resized image is recorded as the
newest file.