Table of contents
Swift
Objective-C

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Please refer to the latest documentation and Migration Guide, which supersede this content.

Callbacks

Function Description
CB_Error Represents the function that will handle the error code returned by the SDK.
CB_IntermediateResult Represents the function that will handle the intermediate result array returned by the SDK.
CB_TextResult Represents the function that will handle the text result array returned by the SDK.

CB_Error

Represents the function that will handle the error code returned by the SDK.

typedef void(* CB_Error) (int frameId, int errorCode, void* pUser)

Parameters
frameId The ID of the frame.
errorCode Error Code generated when decoding the frame.
pUser Customized arguments passed to your function.

See Also
Error Code

CB_IntermediateResult

Represents the function that will handle the intermediate result array returned by the SDK.

typedef void(* CB_IntermediateResult) (int frameId, IntermediateResultArray* pResults, void* pUser)

Parameters
frameId The ID of the frame.
pResults The intermediate results of the frame.
pUser Arguments passed to your function.

See Also
IntermediateResultArray

CB_TextResult

Represents the function that will handle the text result array returned by the SDK.

typedef void(* CB_TextResult) (int frameId, TextResultArray *pResults, void *pUser)

Parameters
frameId The ID of the frame.
pResults Recognized barcode results of the frame.
pUser Arguments passed to your function.

See Also
TextResultArray

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