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# VTPixelTransferSessionCreate(allocator:pixelTransferSessionOut:)

Creates a session for transferring images between Core Video image buffers that hold pixels in main memory.

```
func VTPixelTransferSessionCreate(allocator: CFAllocator?, pixelTransferSessionOut: UnsafeMutablePointer<VTPixelTransferSession?>) -> OSStatus
```

## Parameters

`allocator`

An allocator for the session.  Pass `NULL` to use the default allocator.

`pixelTransferSessionOut`

Points to a variable to receive the new pixel transfer session.

## Discussion

The function creates a session for transferring images between <doc://com.apple.documentation/documentation/CoreVideo/cvpixelbuffer-q2e> objects.

---

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