Casio YC-430 - Manual (Page 90)

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Using Projection Features
You can perform contour extraction or brightness correction on the currently projected image.
z To save the results of your edit and apply them to the image file, select [Save] or [Save
As] on the [File] menu. For details about saving data to an image file, see “Saving the
Projected Image” (page 94).
Specifying the Contour of a Projected Image Area for Extraction
You can use the procedures in this section to specify the contour of the area that you want
to extract from a projected image.
z Contour specification cannot be performed on a file that was saved after performing auto
trapezoid correction in the PC Image Mode, Scanner Mode, or Camera Image Mode
(page 94).
z Contour specification may not be possible on certain files due to other reasons than the
one described above.
Editing the Projected Image