Manual

Table Of Contents
DobotVisionStudio User Guide
Issue V4.1.2 (2022-06-08) User Guide Copyright © Yuejiang Technology Co., Ltd.
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Direction: it has three types of direction, including X, Y, XY, and all of them indicate the
direction of filter kernel size.
Affine Transformation
The affine transformation has the function of cutting and zooming the image. Select the camera
image on the right side of the image display source to frame the ROI. After frame selection, the ROI
area will be cut out and displayed, as shown below.
Scale: it refers to the image's scale coefficient.
Aspect Ratio: it refers to the ratio of width and height.
Interpolation: it includes two types, including Nearest Neighbor and bilinear.
Fill Mode: it includes two types, including constant and copy nearby.
Fill Value: its range is from 0 to 255.
Width: Dimension* image height.
Height: Dimension* image width* aspect ratio
Ring Expansion
In the ring expansion interface, select the local image in the input source, otherwise the ROI cannot
be selected. After that, in the specific rectangular area, ring expansion can be performed, as shown
below.