An image manipulation process that fills in the background so that it is darkened is known as

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Quizplus · Accepted Answer

Shuttering in image manipulation refers to the process of adding black borders or filling in the periphery of an image to focus on the main subject, effectively darkening areas outside the primary area of interest. This technique is often used in medical imaging to enhance the visibility of the central subject by reducing distraction from the surrounding area.

An Image Manipulation Process That Fills in the Background So