IOSurfaceAccelerator is an object for managing hardware accelerated transfers/scales between IOSurfaces in the IOSurface framework. It is only compatible with surfaces that have k32BGRAPixelFormat or k16LE565PixelFormat. Unlike IOSurface, it is not available on Snow Leopard.
Functions
| Signature | OSReturn IOSurfaceAcceleratorCreate(CFAllocatorRef allocator, int type, IOSurfaceAcceleratorRef *outAccelerator); |
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| Available in | 3.0 – |
| Signature | OSReturn IOSurfaceAcceleratorTransferSurface(IOSurfaceAcceleratorRef accelerator, IOSurfaceRef source, IOSurfaceRef dest, CFDictionaryRef, void *); |
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| Available in | 3.0 – |
References
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