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  • BS ISO 12640-3 : 2007

    Current The latest, up-to-date edition.

    GRAPHIC TECHNOLOGY - PREPRESS DIGITAL DATA EXCHANGE - PART 3: CIELAB STANDARD COLOUR IMAGE DATA (CIELAB/SCID)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2007

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Requirements
    5 Data description and definition
       5.1 Data set definition
       5.2 Colour encoding used in this part of ISO 12640
       5.3 Natural images
       5.4 Synthetic images
    6 Electronic data
       6.1 Image file characteristics
       6.2 Image file formats
    Annex A (normative) Guidance for use of digital data
    Annex B (informative) Definition of the reference colour
                          gamut
    Annex C (normative) Check-sum data
    Annex D (informative) Typical TIFF file headers used for
                          image data
    Annex E (informative) Text insertion
    Annex F (informative) Histogram and gamut plots
    Annex G (informative) CIELAB values in colour charts
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines a set of standard large gamut colour images (encoded as 16-bit CIELAB digital data) that can be used for the evaluation of changes in image quality during coding, image processing (including transformation, compression and decompression), displaying on a colour monitor and printing.

    General Product Information - (Show below) - (Hide below)

    Committee PAI/43
    Development Note Available in CD-ROM format only. Supersedes 05/30131497 DC. (08/2007)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO/TR 16066:2003 Graphic technology Standard object colour spectra database for colour reproduction evaluation (SOCS)
    IEC 61966-2-1:1999 Multimedia systems and equipment - Colour measurement and management - Part 2-1: Colour management - Default RGB colour space - sRGB
    ISO 22028-1:2016 Photography and graphic technology Extended colour encodings for digital image storage, manipulation and interchange Part 1: Architecture and requirements
    ISO 12640-1:1997 Graphic technology Prepress digital data exchange Part 1: CMYK standard colour image data (CMYK/SCID)
    ISO 12639:2004 Graphic technology — Prepress digital data exchange — Tag image file format for image technology (TIFF/IT)
    ISO 3664:2009 Graphic technology and photography Viewing conditions
    ISO 13655:2017 Graphic technology — Spectral measurement and colorimetric computation for graphic arts images
    ISO 12640-2:2004 Graphic technology — Prepress digital data exchange — Part 2: XYZ/sRGB encoded standard colour image data (XYZ/SCID)
    ISO 12231:2012 Photography Electronic still picture imaging Vocabulary
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