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BSI PD ISO/TR 17321-5:2021

BSI PD ISO/TR 17321-5:2021

$167.15

Graphic technology and photography. Colour characterization of digital still cameras (DSCs) – Colour targets including saturated colours for colour characteristic evaluation test for colorimetric image capture

Published By Publication Date Number of Pages
BSI 2021 44
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This document describes sample methods to generate spectra for colour targets comprised of highly saturated colours for colour characteristic evaluation of colorimetric image capture capability of digital still cameras (DSCs).

PDF Catalog

PDF Pages PDF Title
2 undefined
6 Foreword
7 Introduction
8 1 Scope
2 Normative references
3 Terms and definitions
9 4 Highly-saturated colour targets
4.1 General
4.2 Extension of real existing spectra using eigenvector method
4.2.1 General
4.2.2 Selection of spectra database
10 4.2.3 Spectral reconstruction from the eigenvectors
11 4.3 Artificial (LED-based) spectra whose wavelength peak is on colour-difference-sensitive wavelength (CDSW)
4.3.1 General
4.3.2 The method to define the colour-difference-sensitive wavelength (CDSW)
13 4.3.3 Selection of LED for CDSW targets
15 5 FOM metric for evaluation of overall sensor spectral sensitivities, used in the digital cameras
5.1 General
5.2 Evaluation metrics for OSSS
16 5.3 Advantages and disadvantages of ΔE (deltaE) evaluation
5.4 How 17321-5 datasets can be used for FOMs
18 5.5 Worked examples
20 Annex A (informative) Selection and eigenvectors of spectral distribution set
22 Annex B (informative) Colour gamut of boundary colour
23 Annex C (informative) Worked example for spectral distribution generation of Pointer’s surface colours
33 Annex D (informative) Background information for defining CDSW
36 Annex E (informative) Additional 410nm to colour-difference-sensitive wavelengths (CDSW)
37 Annex F (informative) Colour differences of patches of CDSW target
38 Annex G (informative) Spectral distribution of CDSW target for ITU-R BT.2020
41 Annex H (informative) Spectral distribution dataset for users to download
42 Bibliography

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BSI PD ISO/TR 17321-5:2021
$167.15