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WICPngBkgdProperties enumeration

Specifies the Portable Network Graphics (PNG) background (bKGD) chunk metadata properties.

Syntax


typedef enum WICPngBkgdProperties { 
  WICPngBkgdBackgroundColor  = 0x00000001
} WICPngBkgdProperties;

Constants

WICPngBkgdBackgroundColor

Indicates the background color. There are three possible types, depending on the image's pixel format.

VT_UI1

Specifies the index of the background color in an image with an indexed pixel format.

VT_UI2

Specifies the background color in a grayscale image.

VT_VECTOR|VT_UI2

Specifies the background color in an RGB image as three USHORT values: {0xRRRR, 0xGGGG, 0xBBBB}.

Requirements

Minimum supported client

Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008 [desktop apps only]

Header

Wincodec.h

IDL

Wincodec.idl

 

 

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