Photoshop CS3 for Forensics Professionals: A Complete Digital Imaging Course for Investigators

This timely book is the first to take the forensic use of digital imaging out of the classroom and into the real world for law enforcement, legal, and other forensics professionals. How do you show the exact position or size of a fluorescing blood stain in a crime scene? How do you analyze and enhance stills from security video? How do you explain your Photoshop efforts in court?

From metadata and sharpening methods to using the History log and accurately evaluating scale within a scene, this serious guide from one of the most highly sought trainers in imaging forensics outlines the processes you need for using Adobe® Photoshop® in a forensics environment. Whether you're working with the newest features of Photoshop CS3 or using an earlier version of the software, these clear, step-by-step tutorials will help you:

• Follow and apply legal rules of digital evidence and master best practices

• Maintain an audit trail for non-standard enhancements to an image

• Evaluate metadata to determine if an image is what it purports to be

• Measure objects and scale in a photograph

• Take advantage of non-destructive image enhancement techniques

• Extract fingerprints from backgrounds using color isolation techniques

• Take advantage of Adobe Camera Raw file formats in a forensic workflow

• Correct bad exposures and color shifts in crime scene, evidence, and traffic collision photos

• Perform frame averaging natively in Photoshop for image noise reduction

• Get great prints for use in court by following good color-management policies

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