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WICJpegIndexingOptions enumeration (wincodec.h)

Specifies the options for indexing a JPEG image.

Syntax

typedef enum WICJpegIndexingOptions {
 WICJpegIndexingOptionsGenerateOnDemand = 0,
 WICJpegIndexingOptionsGenerateOnLoad = 0x1,
 WICJpegIndexingOptions_FORCE_DWORD = 0x7fffffff
} ;

Constants

 
WICJpegIndexingOptionsGenerateOnDemand
Value: 0
Index generation is deferred until IWICBitmapSource::CopyPixels is called on the image.
WICJpegIndexingOptionsGenerateOnLoad
Value: 0x1
Index generation is performed when the when the image is initially loaded.
WICJpegIndexingOptions_FORCE_DWORD
Value: 0x7fffffff
Forces this enumeration to compile to 32 bits in size. Without this value, some compilers would allow this enumeration to compile to a size other than 32 bits. This value is not used.

Requirements

Requirement Value
Header wincodec.h

See also

IWICJpegFrameDecode::SetIndexing

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