Clipping an Image to an Irregular Shape

Clipping an Image to an Irregular Shape
Clipping an Image to an
Irregular Shape
TUTORIAL
An image can be clipped based on a particular shape outlined by a vector layer. In this
QuickGuide, the steps to clip an image to a specified shape are listed.
Step 1: Load data
1. In Focus, open the image layer to be clipped and the vector layer that provides an outline of
the clip area.
, select the polygon of
2. Click on the polygon layer in the Maps tab,. Using the Select Tool
the area to be clipped in the map display
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Step 2: Specify Clipping Details
1. Go to Tools > Clipping/Subsetting to specify the clipping details:
i)
output ii)
iii)
iii)
select the input file and check off the image layers that are to be included in the clip
specify an output file name
check off the option, ‘Set as No Data Value’
under Define clip region:
• choose ‘Select a Clip Layer’ under Definition Method
• select the file and layer which contains the clip boundary
• check off ‘Clip using selected shapes only’
• select ‘Shapes’ boundary as the bounds
The preview will display the clip outline.
Click on the Clip button.
Updated: 1/25/2006
The information in this document is subject to change without notice and should not be construed as a commitment by PCI Geomatics. PCI Geomatics
assumes no responsibility for any errors that may appear in this document. Copyright © 2006 PCI Geomatics inc. All rights reserved.
Step 3: Verify Clip Output
View the output in Focus.
Updated: 1/25/2006
The information in this document is subject to change without notice and should not be construed as a commitment by PCI Geomatics. PCI Geomatics
assumes no responsibility for any errors that may appear in this document. Copyright © 2006 PCI Geomatics inc. All rights reserved.
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