The Art of RAW Conversion - Uwe Steinmuller, Jurgen Gulbins.pdf

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The Art of RAW Conversion
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The Art of RAW Conversion
Optimal image quality from Photoshop CS2 and leading RAW converters.
Uwe Steinmuller, Jürgen Gulbins
Publisher: Steinmueller Photo
Find us on the World Wide Web at: www.outbackphoto.com
Uwe Steinmueller uwe@outbackphoto.com
Jürgen Gulbins
II
Copyright © 2005 by Uwe Steinmueller and Jürgen Gulbins.
1. E DITION M AY 2005, CS 200505-0.
N OTICE OF R IGHTS
All rights reserved. No part of this e-book may be reproduced or transmitted
in any form by any means, electronic, mechanical, photocopying, recorded, or
otherwise, without the prior written permission of the authors. For
information on getting permission for reprints and excerpts, contact the
authors at the address given above.
N OTICE OF L IABILITY
The information in this e-book is distributed on an “As Is” basis, without
warranty. While every precaution has been taken in the preparation of the
book, the authors shall not have any liability to any person or entity with
respect to any loss or danger caused or alleged to be caused directly or
indirectly by the instructions contained in this book or by the computer
software products described in it.
T RADEMARKS
Throughout this e-book, trademarks are used. Rather than put a trademark
symbol in every occurrence of a trademark name, we state that we are using
the names in an editorial fashion only and to the benefit of the trademark
owner with no infringement of the trademark.
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Contents
Preface
1 Introduction
1.1 Introduction to RAW files or digital negatives
1-1
1.2 How to use this book, how this book is organized
1-2
1.3 Using PC s and Macs
1-3
III
1.4 Computer configuration
1-3
1.5 What are RAW files?
1-4
What are the RAW file advantages?
1-5
Digital camera artefacts
1-11
Color aliasing / moirés
1-11
1.6 The digital negative/slide
1-12
1.7 Some strategic reasoning
1-13
Which RAW converter to use
1-14
2 Basic Color Management
2.1 Understanding the different color modes
2-2
RGB color model
2-3
LAB color model
2-3
CMYK color model
2-4
Grayscale mode
2-5
Color spaces
2-5
2.2 Understanding color management
2-6
Why you need to understand color management
2-6
The challenge
2-7
The solution
2-7
ICC-profiles
2-7
What is a color management system?
2-8
Color working spaces
2-10
Visualization of color spaces
2-11
Color space mapping
2-14
Creating device profiles
2-15
Camera profiles
2-16
Printer profiles
2-17
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2.3 Profiling your monitor
2-17
Calibration by eye
2-18
Hardware based calibration
2-18
Calibration settings
2-18
Calibrating and profiling using Eye-One Display 2
2-19
2.4 Photoshop color and monitor profile settings
2-23
IV
3 Basic RAW workflow
3.1 Setup the camera for RAW file photographs 3-2
Set your camera to RAW mode 3-2
Exposure, Exposure, Exposure 3-2
Optimize exposure using your camera’s histogram 3-3
“Expose to the right” rule 3-4
Color channel clipping 3-5
The "before/live" histogram 3-7
Correct white balance (WB) for optimal color quality 3-7
Understand objective and subjective white balance 3-8
Adjust your camera’s sensitivity: selecting the right ISO 3-8
3.2 Camera to computer: enter the digital darkroom
3-9
Manage your image storage
3-9
Computer transfer and organizing your photos
3-9
Renaming
3-11
Securing your valuable photos: Backup
3-12
3.3 Setting up your digital darkroom
3-12
3.4 Browse and evaluate your RAW files
3-13
3.5 Essential image corrections
3-14
White balance (WB)
3-14
Tonality
3-17
Exposure, Contrast & Brightness
3-18
Adaptive tonality controls
3-19
Color corrections
3-24
3.6 Advanced image corrections
3-24
3.7 Extra workflow support
3-25
Adobe Camera Raw
4.1 Quick ACR real life workflow 4-3
4.2 Browse and evaluate your RAW images with “Bridge” 4-15
4.3 Adobe Camera Raw 3.x user interface overview
4-18
Workflow options
4-21
Camera Raw’s main image correction controls
4-22
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How to process the images finally 4-34
Saving and reusing settings 4-36
Recording Adobe Camera Raw settings 4-37
Batch conversion 4-37
Advanced image corrections 4-38
4.4 Extra workflow support 4-39
4.5 RAW files embedded in Photoshop "Smart Objects" 4-42
Creating a Smart Object layer that contains a RAW file 4-42
Exporting RAW files from a Smart Object
4-46
5 Pixmantec RawShooter (RS)
5.1 Quick RawShooter real life workflow 5-2
Transfer your images to your computer 5-2
Browse your RAW files using the RS RAW file browser 5-2
Tune tonality
V
5-7
5.2 Getting started (setup RawShooter)
5-14
5.3 Inspect and browse your files with RawShooter
5-15
Preview size
5-19
Deletion workflow
5-19
The “Correct” toolbar:
5-20
Some useful keyboard shortcuts
5-20
5.4 Image corrections
5-20
Setting white balance (WB)
5-21
Exposure and tonality
5-22
Saturation and Hue
5-27
Sharpness and Detail
5-27
Noise reduction
5-29
Batch processing
5-30
Slide show
5-30
5.5 Advanced image corrections
5-32
5.6 Extra workflow support
5-32
6 More RAW Converters
6.1 Phase One’s Capture One DSLR (Capture One)
6-2
Capture One Setup
6-3
Capture One RAW file browser
6-5
Image Processing
6-6
Gray/White Balance (WB)
6-7
Tone Curves
6-8
Exposure
6-8
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