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Chapter 11 Additional Post-Acquisition Processing Options 171
Procedure
➧ Select
Cross Section
from the Process menu.
➧ On the
Input
tab page, if the correct input image does not appear in the Input Image
box, enter the complete file name or search for a file using the browser, accessed by
the button to the right of the text box.
➧ On the
Input
tab page, select the data frame containing the data on which the
operation is to be performed.
➧ If you wish to process only part of the Input Image, enter the appropriate X-Y range
values. Alternatively specify a data region in the active window using the mouse and
click the
Mouse
button at the bottom of the window to enter those values.
➧ On the
Parameters
tab page, select either
Sum
or
Average
. If Sum is selected, all
pixel values in the X, Y or Z direction, according to whether X-Cross Section,
Y-Cross Section or Z-Cross Section is selected, will be summed to generate the
output. If Average is selected, the average of all of the pixel values in the X, Y, or Z
direction will be summed to produce the output.
➧ On the Parameters tab page, select either
X-Cross Section,
Y-Cross Section
or
Z-Cross Section
, whichever is wanted.
➧ Enter the name of the Output file on the
Output
tab page. In later editions of the
software, it will additionally be possible to specify an output frame and data range.
➧ Click on
Process
to begin processing.
Control Buttons:
Mouse:
Allows you to specify a region to be processed using the mouse. Simply drag a
box in the data region of the active window and then click on
Mouse
. The
Frame
and
Range
parameters will assume the values of the defined region.
Note that the
Mouse
button is only active when the
Input
tab page is selected.
Process:
Initiates the process selected via the Parameters tab page. The selected
process is performed on the data set specified on the Input tab page and saved
using the file name and data type specified on the Output tab page.
Close:
Closes the window with no action taken.
Help:
Opens context-sensitive help for the active tab page.