Figure 11.17b The controls associated with sizing - Windows. (a) The sizing text
dialog items. (b) The preview image window.
Dimensional Units
As you learned in a previous section, the width and height units of measure can be
specified as pixels, inches, cm, mm, picas, or points, depending on your preference. For
Macintosh, the final resolution units can be specified as pixels per inch, pixels per cm,
or pixels per mm. For Windows, the resolution units can be specified as dots per inch,
dots per cm, or dots per mm. Note that dots and pixels are functionally the same.
Typically, the width and height are specified in the same units of measure. The final
resolution uses either inches, cm or mm, based on the selection of units of measure for
the width and height.
Resolution and Scan Pitch
Resolution is a measure of the amount of data per unit area. The units are pixels.
The unit measure is either inches, cm’s or mm’s. This is called Final Res, short for final
resolution.
Most users prefer to define output resolution. Before the scan is made, the
(216,624) (792,624)
(216,483) (792,1438)
(a) Sizing text entry dialog
(b) Preview image
(0,0)
Pixel coordinate system
Software Reference for Scanners
Page 103
Chapter 11
Cropping and Sizing Images
Summary of Contents for Scanners
Page 1: ...Software Reference for Scanners ...
Page 14: ...Page XIV Software Reference for Scanners Table of Contents ...
Page 36: ...Page 22 Software Reference for Scanners Software Installation IBM PC or Compatible Chapter 3 ...
Page 126: ...Page 112 Software Reference for Scanners Cropping and Sizing Images Chapter 11 ...
Page 132: ...Page 118 Software Reference for Scanners Film Type and Orientation Chapter 12 ...
Page 146: ...Page 132 Software Reference for Scanners Focusing with Coolscan Chapter 14 ...
Page 170: ...Page 156 Software Reference for Scanners The Gamma Curve Editor Dialog Chapter 16 ...
Page 194: ...Page 180 Software Reference for Scanners Troubleshooting Windows ...