RGB Spectrum Quadra User's Guide 用户手册
O P E R A T I O N S
Cropping an Image
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Quadra User’s Guide
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S
Example: Crop input 1 to 800 x 600, starting at the exact top
left corner of the image. Type:
left corner of the image. Type:
wsr 1 0 0 800 600
Enter
S
Example: Crop input 2 to 300 x 300, starting 500 pixels over
from the left, and 10 lines down. Type:
from the left, and 10 lines down. Type:
wsr 2 500 10 300 300
Enter
S
Example: Assuming a 1280 x 1024 source image for input 4,
crop off 100 pixels around the edge. Type:
crop off 100 pixels around the edge. Type:
wsr 4 100 100 1080 824
Enter
S
Example: From input 1’s current position, zoom in to the
upper left quadrant in 5 seconds. Type:
upper left quadrant in 5 seconds. Type:
wsr 1 0 0 400 300 5
Enter
S
Example: From input 1’s current position, zoom out to full
screen in 8.2 seconds (assuming 800 x 600). Type:
screen in 8.2 seconds (assuming 800 x 600). Type:
wsr 1 0 0 800 600 8.2
Enter
Please note:
•
Remember that the horizontal and vertical sizes can be adjusted
independently. For example, if you simply want to “stretch” an image
horizontally, enter the same values for
independently. For example, if you simply want to “stretch” an image
horizontally, enter the same values for
x
,
y
and
height
, and simply
change the
width
.
•
In Appendix A, refer to the “
” section for addition
details on
WSR
and
WDR
commands.