Redagować

Udostępnij przez

WICBitmapCreateCacheOption enumeration (wincodec.h)

Specifies the desired cache usage.

Syntax

typedef enum WICBitmapCreateCacheOption {
  WICBitmapNoCache = 0,
  WICBitmapCacheOnDemand = 0x1,
  WICBitmapCacheOnLoad = 0x2,
  WICBITMAPCREATECACHEOPTION_FORCE_DWORD = 0x7fffffff
} ;

Constants

 
WICBitmapNoCache
Value: 0
Do not cache the bitmap.
WICBitmapCacheOnDemand
Value: 0x1
Cache the bitmap when needed.
WICBitmapCacheOnLoad
Value: 0x2
Cache the bitmap at initialization.
WICBITMAPCREATECACHEOPTION_FORCE_DWORD
Value: 0x7fffffff

Remarks

The CreateBitmap of the IWICImagingFactory interface does not support WICBitmapNoCache when the pixelFormat is a native pixel format provided by Windows Imaging Component (WIC).

Requirements

Requirement Value
Minimum supported client Windows XP with SP2, Windows Vista [desktop apps | UWP apps]
Minimum supported server Windows Server 2008 [desktop apps | UWP apps]
Header wincodec.h
  • Last updated on