WICPngItxtProperties enumeration

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

Syntax


typedef enum WICPngItxtProperties { 
  WICPngItxtKeyword            = 0x00000001,
  WICPngItxtCompressionFlag    = 0x00000002,
  WICPngItxtLanguageTag        = 0x00000003,
  WICPngItxtTranslatedKeyword  = 0x00000004,
  WICPngItxtText               = 0x00000005
} WICPngItxtProperties;

Constants

WICPngItxtKeyword

[VT_LPSTR] Indicates the keywords in the iTXT metadata chunk.

WICPngItxtCompressionFlag

[VT_UI1] Indicates whether the text in the iTXT chunk is compressed. 1 if the text is compressed; otherwise, 0.

WICPngItxtLanguageTag

[VT_LPSTR] Indicates the human language used by the translated keyword and the text.

WICPngItxtTranslatedKeyword

[VT_LPWSTR] Indicates a translation of the keyword into the language indicated by the language tag.

WICPngItxtText

[VT_LPWSTR] Indicates additional text in the iTXT metadata chunk.

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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