Digital Manipulation of Photographic Images:
description
Transcript of Digital Manipulation of Photographic Images:
Digital Manipulation of Photographic Images:
Definition, techniques, history, examples, ethics
Noise reduction
Photoshop
Two images: One Woman
Definition
• image editing
• illusion
• computer
Techniques for Editing Images
• Selection
• Cropping
• Noise reduction
• Image orientation
• Special effects
Selection
Cropping
Noise reduction
Eliminating unwanted details
Noise reduction
Image orientation
Special effects
Special effects: Distortion
Raster graphics
History
• The dark room
• To develop photos
• Completely dark
• Precursor of D.M.
Example
• A composite photo
Example
• Before
After
Examples
• Martha Stewart: Image enhancement
• O.J. Simpson: Prejudice
• Kerry and Fonda: Politics
Ethics
• Digital Manipulation Code of Ethics
• NPPA Statement of Principle 1991 by the NPPA Board of Directors
• As journalists we believe the guiding principle of our profession is accuracy; therefore, we believe it is wrong to alter the content of a photograph in any way that deceives the public.
Ethical issues
• Unethical uses:
• Politics
• Image enhancement
• Manipulating opinion
• Distorting truth
• Falsifying evidence
Conclusion
• Evaluate purpose