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# kVTCompressionPropertyKey_HDRMetadataInsertionMode

```
let kVTCompressionPropertyKey_HDRMetadataInsertionMode: CFString
```

## Topics

### Insertion Modes

[`kVTHDRMetadataInsertionMode_Auto`](/documentation/VideoToolbox/kVTHDRMetadataInsertionMode_Auto)

[`kVTHDRMetadataInsertionMode_None`](/documentation/VideoToolbox/kVTHDRMetadataInsertionMode_None)

[`kVTHDRMetadataInsertionMode_RequestSDRRangePreservation`](/documentation/VideoToolbox/kVTHDRMetadataInsertionMode_RequestSDRRangePreservation)


---

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