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# DocumentAuthenticator.authenticateHolograms Method

Module: DocumentAuthenticator

## Definition

Authenticates the holograms on the current frame buffer.

Important

Buffer must be full to the temporal window size.

Python

    authenticate_holograms(self) -> HologramAuthenticationResultList

Returns

> HologramAuthenticationResultList
> List of result for each hologram enrolled in document.

Exceptions

> DocumentException
> An error has occurred during Document Library execution.

Dart

    HologramAuthenticationResultList authenticateHolograms()

Returns

> HologramAuthenticationResultList
> List of result for each hologram enrolled in document.

Exceptions

> DocumentException
> An error has occurred during Document Library execution.

C#

    public HologramAuthenticationResultList AuthenticateHolograms()

Returns

> HologramAuthenticationResultList
> List of result for each hologram enrolled in document.

Exceptions

> DocumentException
> An error has occurred during Document Library execution.

Java

    public HologramAuthenticationResultList authenticateHolograms() throws DocumentException

Returns

> HologramAuthenticationResultList
> List of result for each hologram enrolled in document.

Exceptions

> DocumentException
> An error has occurred during Document Library execution.

Swift

    public func authenticateHolograms() throws -> HologramAuthenticationResultList

Returns

> HologramAuthenticationResultList
> List of result for each hologram enrolled in document.

Exceptions

> DocumentException
> An error has occurred during Document Library execution.

C

    int id3DocumentAuthenticator_AuthenticateHolograms (
        ID3_DOCUMENT_AUTHENTICATOR hDocumentAuthenticator,
        ID3_DOCUMENT_HOLOGRAM_AUTHENTICATION_RESULT_LIST hScoreList)

Parameters

> `hDocumentAuthenticator` ID3_DOCUMENT_AUTHENTICATOR
> in Handle to the DocumentAuthenticator object.
> `hScoreList` ID3_DOCUMENT_HOLOGRAM_AUTHENTICATION_RESULT_LIST
> out List of result for each hologram enrolled in document.

Returns

> `int`
> An error code.
> See id3DocumentError file for the list of possible error codes.