Image Trimming (1) - Epson ES-1000C Reference Manual

Image trimming (1)

This section explains how to trim a rough image, and how to use the
ESC R, ESC H, and ESC A commands to rescan at the same
resolution and zoom values. This is useful when you want to check
the image from within your software and then reset the scanning area
for the next scan.
Rough scanned image
R : Main scan resolution (dpi)
X1
R : Sub scan resolution (dpi)
Y1
H : Main scan zoom (%)
X1
H : Sub scan zoom (%)
Y1
n : main scan skip length
1
n : sub scan skip length
2
n : main scan reading length
3
n : sub scan reading length N
4
2-40
Command Usage
Image after trimming
R : Main scan resolution (dpi)
X2
R : Sub scan resolution (dpi)
X2
H : Sub scan zoom (%)
X2
H : Sub scan zoom (%)
Y2
N : main scan skip length
1
N : sub scan skip length
2
N : main scan reading length
3
: sub scan reading length
4