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Printing High Dynamic Range Images

Printing High Dynamic Range Images. Benji Euvrard Supervisor: Shaun Bangay. Not him . HDR Images. Photo by CodyR. HDR Images. Greater dynamic range of exposures than normal digital imaging techniques 32-bit images (96 bits per pixel for colour image)

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Printing High Dynamic Range Images

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  1. Printing High Dynamic Range Images Benji Euvrard Supervisor: Shaun Bangay Not him 

  2. HDR Images Photo by CodyR

  3. HDR Images • Greater dynamic range of exposures than normal digital imaging techniques • 32-bit images (96 bits per pixel for colour image) as opposed to 8- or 16-bit for normal photos • Range of exposures

  4. HDR Images Photo by Scott Kelby

  5. Displaying HDR Images • Hard • Expensive Trentacoste, M., Heidrich, W.

  6. Printing HDR Images • “However, after the HDR was completed I compared my end result with the normal JPG and RAW files and I couldn't see any difference.” M Sodicoff – Photo.net Forum • “When we printed it out … we could barely notice the difference.” R Watcher – Photo.net Forum

  7. Printing HDR Images • How? • Good question Impossible

  8. Tonal Mapping

  9. Lambda Type-C Printing • At least three emulsion layers of light-sensitive silver salts

  10. Layers of ink

  11. Layers of ‘paper’

  12. Shine light at different angles

  13. Evaluation

  14. General Timeline • Understand HDR Images • Find methods of printing already in use • Evaluation strategies • Devise and test various printing techniques

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