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GdipSetPropertyItem.md

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Function name : GdipSetPropertyItem

Group: GDI+ Image - Library: gdiplus

Sets a property item (piece of metadata) for this Image object.

Code examples:

GDI+: reading and writing metadata in JPEG and TIFF files

Declaration:

GpStatus WINGDIPAPI GdipSetPropertyItem(
	GpImage *image,
	GDIPCONST PropertyItem* item
)

FoxPro declaration:

DECLARE INTEGER GdipSetPropertyItem IN gdiplus;
	INTEGER  img,;
	STRING @ itm

Parameters:

img [in] Handle to Image Object

item [in] Pointer to a PropertyItem object that specifies the property item to be set.

Return value:

Returns GpStatus value, 0 means success.

Comments:

If the item already exists, then its contents are updated; otherwise, a new item is added. Certain image formats (for example, ICON and EMF) do not support properties.

struct PropertyItem {   
    LONG id;       //type of metadata  
    ULONG length;  // size in bytes of the value array  
    WORD type;     // data type  
    LPVOID value;  // pointer to array of values  
};