# Format Enumeration Reference



## Scope and provenance

- Product: mobile
- Status: Imported reference snapshot. Import date is not a verification date or guarantee of current release support.
- SDK version: Not declared for this page. Versions in examples must not be assumed current.
- Environment: Page-specific. Confirm the environment host, credentials, and service configuration; do not infer them from another product.
- Source: https://documentation.idmission.com/identity/iOS-SDK-2/Structs/FingerPrintMetadata/Format.html
- Imported at: 2026-10-25T05:00:44.899Z
- Canonical page: https://docs.idmission.com/mobile/reference/ios/Structs/FingerPrintMetadata/Format
- Agent index: https://docs.idmission.com/llms.txt

---

<a id="format"></a>

# Format

```
public enum Format : String, Encodable
```

Image format.

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV6FormatO4jpegyA2EmF"></a>

  <a id="//apple_ref/swift/Element/jpeg"></a>

  `jpeg`

  JPEG

  <a id="declaration"></a>

  #### Declaration

  Swift

  ```
  case jpeg = "JPEG"
  ```

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV6FormatO3wsqyA2EmF"></a>

  <a id="//apple_ref/swift/Element/wsq"></a>

  `wsq`

  Wavelet Scalar Quantization (WSQ)

  <a id="declaration-2"></a>

  #### Declaration

  Swift

  ```
  case wsq = "WSQ"
  ```

- <a id="/s:17IDentitySDK_Swift19FingerPrintMetadataV6FormatO3isoyA2EmF"></a>

  <a id="//apple_ref/swift/Element/iso"></a>

  `iso`

  ISO

  <a id="declaration-3"></a>

  #### Declaration

  Swift

  ```
  case iso = "ISO"
  ```

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