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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Table of contents

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Parameter and Runtime Settings Basic Methods

Method Description
getRuntimeSettings Get current runtime settings.
updateRuntimeSettings:(iPublicRuntimeSettings) Update runtime settings with a given struct.
updateRuntimeSettings:(EnumPresetTemplate) Update runtime settings from one of the preset templates.
resetRuntimeSettings Resets all parameters to default values.

getRuntimeSettings

Get current settings and save them into a iPublicRuntimeSettings struct.

- (iPublicRuntimeSettings* _Nullable)getRuntimeSettings:(NSError* _Nullable * _Nullable)error;

Parameters

[in,out] error: A pointer to an error object.

An error occurs when:

  • The library failed to get the runtime settings.

Return Value

A DBRPublicRuntimeSettings storing current runtime settings.

Code Snippet

  • Objective-C
  • Swift
  1. NSError __autoreleasing * _Nullable error;
    [barcodeReader getRuntimeSettings:&error];
    
  2. let settings = try? barcodeReader.getRuntimeSettings()
    

updateRuntimeSettings:(iPublicRuntimeSettings*)

Update runtime settings with a given iPublicRuntimeSettings struct.

- (BOOL)updateRuntimeSettings:(iPublicRuntimeSettings* _Nonnull)settings
                        error:(NSError* _Nullable * _Nullable)error
                        NS_SWIFT_NAME(updateRuntimeSettings(_:));

Parameters

[in] settings The struct of template settings.
[in,out] error: A pointer to an error object.

An error occurs when:

  • There exists parameters that are invalid or out of range in the iPublicRuntimeSettings object.

Code Snippet

  • Objective-C
  • Swift
  1. iPublicRuntimeSettings *settings = [barcodeReader getRuntimeSettings:nil];
    // After you have made some changes on the runtime settings.
    [barcodeReader updateRuntimeSettings:settings error:nil];
    
  2. let settings = try? barcodeReader.getRuntimeSettings()
    // After you have made some changes on the runtime settings.
    try? barcodeReader.updateRuntimeSettings(settings!)
    

updateRuntimeSettings:(EnumPresetTemplate)

- (void)updateRuntimeSettings:(EnumPresetTemplate)presetTemplate;

Parameters

presetTemplate: One of the preset templates defined by EnumPresetTemplate

Code Snippet

  • Objective-C
  • Swift
  1. [barcodeReader updateRuntimeSettings:EnumPresetTemplateVideoSingleBarcode];
    
  2. barcodeReader.updateRuntimeSettings(EnumPresetTemplate.videoSingleBarcode)
    

resetRuntimeSettings

Reset all parameters to default values.

- (BOOL)resetRuntimeSettings:(NSError* _Nullable * _Nullable)error;

Parameters

[in,out] error Input a pointer to an error object. If an error occurs, this pointer is set to an actual error object containing the error information. You may specify nil for this parameter if you do not want the error information.

Code Snippet

  • Objective-C
  • Swift
  1. [barcodeReader resetRuntimeSettings:nil];
    
  2. try? barcodeReader.resetRuntimeSettings()
    

This page is compatible for:

Version 7.5.0

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