Web Demos

BARCODE READER SDK DEMO

Explore the flexibe barcode reading settings to optimize for your specific usage scenario.

WEB TWAIN SDK DEMO

Try the most popular web scanner features: scan images, import local images and PDF files, edit, save to local, upload to database, and etc.

BARCODE READER JAVASCRIPT DEMO

Transform any camera-equipped devices into real-time, browser-based barcode and QR code scanners.

MRZ SCANNER WEB DEMO

Detects the machine-readable zone of a passport, scans the text, and parses into human-readable data.

APP STORE DEMOS

BARCODE READER SDK FOR IOS

BARCODE READER SDK FOR ANDROID

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Resource Base
Table of contents

Enumerations Error code

Declarations

Language Declaration
Java(Android) class EnumDCEErrorCode
Objective-C & Swift enum EnumDCEErrorCode

Members

Error Code (Android) Error Code (iOS) Value Description
DCE_OK EnumCameraErrorCode_OK 0 Successful.
DCE_LICENSE_INVALID EnumCameraErrorCode_LICENSE_INVALID -10001 The licence is invalid.
DCE_LICENSE_EXPIRED EnumCameraErrorCode_LICENSE_EXPIRED -10002 The licence has expired.
DCE_NOT_EXIST_CAMERA_MODULE EnumCameraErrorCode_NOT_EXIST_CAMERA_MODULE -10003 Camera module does not exist.
DCE_NOT_FOUND_FILE EnumCameraErrorCode_NOT_FOUND_FILE -10004 File is not found.
DCE_FILE_FORMAT_ERROR EnumCameraErrorCode_FILE_FORMAT_ERROR -10005 File format error.
DCE_LICENSEKEY_NOT_MATCHED Not available for iOS. -10043 The license key does not match the license content.
Not available for Android EnumCameraErrorCode_Requested_Failed -10044 The license key does not match the license content.
DM_NO_LICENSE EnumCameraErrorCode_NO_LICENSE -20000 There is no license specified.
DM_HANDSHAKE_CODE_INVALID EnumCameraErrorCode_HANDSHAKE_CODE_INVALID -20001 Handshake code is invalid.
DM_LICENSE_BUFFER_FAILED EnumCameraErrorCode_LICENSE_BUFFER_FAILED -20002 Failed to read or write license buffer.
DM_LICENSE_SYNC_FAILED EnumCameraErrorCode_LICENSE_SYNC_FAILED -20003 Failed to synchronize license info with license tracking server.
DM_DEVICE_NOT_MATCH EnumCameraErrorCode_DEVICE_NOT_MATCH -20004 Device does not match with license buffer.
DM_BIND_DEVICE_FAILED EnumCameraErrorCode_BIND_DEVICE_FAILED -20005 Failed to bind device.
DM_LICENSE_INTERFACE_CONFLICT EnumCameraErrorCode_LICENSE_INTERFACE_CONFLICT -20006 Interface InitLicenseFromLTS can not be used together with other license initiation interfaces.
DM_LICENSE_CLIENT_DLL_MISSING EnumCameraErrorCode_LICENSE_CLIENT_DLL_MISSING -20007 The license client dll is missing.
DM_INSTANCE_COUNT_OVER_LIMITED EnumCameraErrorCode_INSTANCE_COUNT_OVER_LIMITED -20008 The number of instances used has exceeded the limit.
DM_LICENSE_INIT_SEQUENCE_FAILED EnumCameraErrorCode_LICENSE_INIT_SEQUENCE_FAILED -20009 Interface InitLicenseFromLTS has to be called before creating any SDK objects.
DM_TRIAL_LICENSE EnumCameraErrorCode_TRIAL_LICENSE -20010 Using a trial license.
DM_FAILED_TO_REACH_LTS EnumCameraErrorCode_FAILED_TO_REACH_LTS -20200 Fail to connect to license tracking server.

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