Processed images are used for many purposes by the forensic science community. They can yield information not readily apparent in the original image, which can assist an expert in drawing a conclusion that might not otherwise be reached.

5.2 This guide addresses image processing and related legal considerations in the following three categories:

Image enhancement,

Image restoration, and

Image compression.

1.1 This guide provides digital image processing guidelines to ensure the production of quality forensic imagery for use as evidence in a court of law.

1.2 This guide briefly describes advantages, disadvantages, and potential limitations of each major process.