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The ItemDataPosition enumeration is used to specify the location of custom metadata in an image file.
Syntax
typedef enum ItemDataPosition {
ItemDataPositionAfterHeader = 0x0,
ItemDataPositionAfterPalette = 0x1,
ItemDataPositionAfterBits = 0x2
} ;
Constants
ItemDataPositionAfterHeaderValue: 0x0 Specifies that custom metadata is stored after the file header. Valid for JPEG, PNG, and GIF. |
ItemDataPositionAfterPaletteValue: 0x1 Specifies that custom metadata is stored after the palette. Valid for PNG. |
ItemDataPositionAfterBitsValue: 0x2 Specifies that custom metadata is stored after the pixel data. Valid for GIF and PNG. |
Remarks
GDI+ supports custom metadata for JPEG, PNG, and GIF image files.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Header | gdiplusimaging.h (include Gdiplus.h) |