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Role: Auxiliary data
Content type: text/markdown
Description: Auxiliary data
Class: WebCodeCamJS Chrome Extension
Scan qrcode with Webcam as a Chrome extension
Author: By
Last change: update
Date: 2 years ago
Size: 2,223 bytes


Class file image Download

WebCodeCamJS Chrome Extension

The popular [WebCodeCamJS] as a chrome extension.

Use WebCodeCamJS on ewery web pages with minimal coding.

[chrome web store]



  • Some invisible modification



  • Add new functions to ViewFinder - click icon to open result handler options - Inject the code (result function) - Go to URL (if code is url, open url in new tab) - Collect codes and download (download: If the codes are collected, click the icon again)
  • Options - decode QRCode Rate: min=0 max=15 step=1 default=5/sec - decode BarCode Rate: min=0 max=15 step=1 default=3/sec - frame Rate: min=1 max=30 step=1 default=15/sec - width: default=320 px - height: default=240 px - success Timeout: min=0 max=10000 step=1 default=500 ms - code Repetition: min=0 max=1 step=1 default=0 (off) - flip Vertical: min=0 max=1 step=1 default=0 (off) - flip Horizontal: min=0 max=1 step=1 default=0 (off) - zoom: min=0 max=5 step=0.1 default=0 (auto) - brightness: min=-128 max=128 step=1 default=0 (off) - auto Brightness value: min=0 max=256 step=1 default=0 (off) - grayScale: min=0 max=1 step=1 default=0 (off) - contrast: min=-128 max=128 step=1 default=0 (off) - threshold: tmin=0 max=1024 step=1 default=0 (off) - Result function: code to inject (default: focused input or textarea)
  • [Homepage]
  • [WebCodeCamJS]

<img src = "wccjs1.JPG" width="100%"/>

Options (Settings):

<img src = "wccjs2.JPG" width="100%"/>

ViewFinder Options:

<img src = "wccjs3.JPG" width="100%"/>

Open link using ViewFinder:

<img src = "wccjs4.JPG" width="100%"/>

Included decoders

  • barcode decoder ([DecoderWorker.js])
  • qr-decoder ([qrcodelib.js])



Author: Tóth András


[Homepage]: [WebCodeCamJS]: [DecoderWorker.js]: [qrcodelib.js]: [chrome web store]: