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# VTMotionEstimationSession.BlockSize

```
enum BlockSize
```

## Topics

### Enumeration Cases

[`case blockSize16x16`](/documentation/VideoToolbox/VTMotionEstimationSession/BlockSize/blockSize16x16)

[`case blockSize4x4`](/documentation/VideoToolbox/VTMotionEstimationSession/BlockSize/blockSize4x4)

## Relationships

### Conforms To

[`Copyable`](/documentation/Swift/Copyable)

[`Escapable`](/documentation/Swift/Escapable)

[`Equatable`](/documentation/Swift/Equatable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Sendable`](/documentation/Swift/Sendable)

[`Hashable`](/documentation/Swift/Hashable)

---

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