Region Commands
Region commands process regions of images.
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 Region Commands  | 
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 Sets the value of a pixel at specified (column,row) coordinates.  | 
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 Sets the value of pixels in a rectangular image region. Noise may also be added.  | 
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 Edits pixel values in a 2-dimensional grid.  | 
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 Immediately crops the image to the rectangle of the Image Cursor.  | 
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