ImageGear for C and C++ on Windows v20.0 - Updated
AT_PDE_COLORDATA_LAB
API Reference Guide > PDF Component API Reference > PDF Component Structures Reference > AT_PDE_COLORDATA_LAB

Describes a L*a*b* color space.

Declaration:

 
Copy Code
typedef struct tagAT_PDE_COLORDATA_LAB
{
        AT_PDE_XYZCOLOR whitePoint;
        AT_PDE_XYZCOLOR blackPoint;
        AT_PDE_COLORRANGE rangeA, rangeB;
} AT_PDE_COLORDATA_LAB;
typedef AT_PDE_COLORDATA_LAB FAR* LPAT_PDE_COLORDATA_LAB;

Members:

Name Type Description
whitePoint AT_PDE_XYZCOLOR White point
blackPoint AT_PDE_XYZCOLOR Black point
rangeA AT_PDE_COLORRANGE Color ranges
rangeB AT_PDE_COLORRANGE Color ranges

Remarks:

Default lab = {{0, 0, 0}, {0, 0, 0}, {-100, 100}, {-100, 100}};

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