When you include "datasymbol-sdk-hlp.min.js" file it adds global object "DSScanner".

<script type="text/javascript" src="/datasymbol-sdk-hlp.min.js"></script>

You can use DSScanner object instantly after JavaScript file has been loaded.

Create

Creates and initializes a scanner

Destroy

Destroys scanner

StartScanner

Starts scanning bar codes

StopScanner

Stops scanning

DecodeImage

Decodes image file (png, jpg, bmp, etc.) with barcode.

addEventListener

Adds handlers for various events

setScannerSettings

Changes any scanner settings

getScannerSettings

Returns a copy of the scanner settings

getVideoDevices

Returns cameras that can be used on this device

bin2String

Converts binary decoded barcode data to the string

IsScannerReady

Returns scanner ready state

getVersion

Returns barcode Web SDK version

getLicenseInfo

Returns Web SDK license information

getFrame

Returns current video frame

onScannerReady

Event that occurs after the scanner is created (Create method), initialized and ready to be used.

onScannerDestroyed

Event that occurs after the scanner is destroyed (Destroy method).

onBarcode

Event fired when there is a decoded barcode

onInitialized

Fired when WebAssembly loaded and initialized

onScannerStarted

Event when the scanner started decoding

onScannerStopped

Event when the scanner stopped decoding

onError

Any errors that occur

onImageDecoded

Event fired by DecodeImage method when image is a decoded