Region Of Interest (Roi) - Datalogic Magellan 1500i Product Reference Manual

IMAGING FEATURES

Region of Interest (ROI)

This feature specifies the X‐Y coordinates for the Region of Interest (ROI). The region of
interest coordinates are defined as follows:
•
•
•
•
PRODUCT REFERENCE GUIDE
Where xmax is the x-size of a full size image (1279
pixels), and ymax is the y-size of a full size image
(1023 pixels).
For example, a coordinate set of 0, 639, 512, 1023
will produce the bottom left section of a full size
image.
Picture coordinates are NOT defined on a Cartesian coordinate plane.
NOTE
Byte [0]‐[1]: 16 bit hex value xmin
Byte [2]‐[3]: 16 bit hex value xmax
Byte [4]‐[5]: 16 bit hex value ymin
Byte [6]‐[7]: 16 bit hex value ymax
If the xmax/ymax values are configured larger than the maximum values
above, they will default to 1 less than their respective maximum values.
If the xmin/ymin values are configured larger than xmax/ymax, they will
NOTE
default to 0.
Images extracted with ROI must be in JPG format.
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