Image Data Model: _crop

Image Data Model: _crop

Selects a portion of the image

Syntax
Details
Example

Syntax

CALL SEND (object-id, '_crop', start-x, start-y, end-x, end-y);

Argument Type Description

start-x
N the X coordinate of the start point for the crop

start-y
N the Y coordinate of the start point for the crop

end-x
N the X coordinate of the end point for the crop

end-y
N the Y coordinate of the end point for the crop

Argument	Type	Description
start-x	N	the X coordinate of the start point for the crop
start-y	N	the Y coordinate of the start point for the crop
end-x	N	the X coordinate of the end point for the crop
end-y	N	the Y coordinate of the end point for the crop

Details

The start-x, start-y, end-x, and end-y points use units of pixels and are included in the new image. The top left corner of the image is (0,0).

Example

This example crops a 100×100 image from the bottom corner of a 400×400 image:

call send(imgdat_id,'_crop',300, 300, 399,
          399);

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