Javascript-Barcode-Reader

Simple & Fast Barcode decoder for Browsers and Node.js capapable of reading Code128 (UCC/EAN-128), Code93, Code39, Standard/Industrial 2 of 5, Interleaved 2 of 5, Codabar and EAN-13 barcodes.



Try now

https://codesandbox.io/s/javascript-barcode-reader-liium

Available decoders

- EAN-13
- EAN-8
- Code-39
- Code-93
- Code-2of5
- standard
- Interleaved
- Codabar
- Code-128 (UCC/EAN-128)

How to use

$3

Recommended way to install is by using package manager (npm, yarn etc):

``bash
npm i javascript-barcode-reader
`

or use cdn:

`html

`

or download manually:

javascript-barcode-reader

$3

`ts
import javascriptBarcodeReader from 'javascript-barcode-reader'

javascriptBarcodeReader({
/ Image file Path || {data: Uint8ClampedArray, width, height} || HTML5 Canvas ImageData /
image: source,
barcode: 'code-2of5',
// barcodeType: 'industrial',
options: {
// useAdaptiveThreshold: true // for images with sahded portions
// singlePass: true
}
})
.then(code => {
console.log(code)
})
.catch(err => {
console.log(err)
})
`

$3

javascriptBarcodeReader will be available as global in Browsers.

`js
javascriptBarcodeReader({
/ Image ID || HTML5 Image || HTML5 Canvas || HTML5 Canvas ImageData || Image URL /
image: source,
barcode: 'code-2of5',
// barcodeType: 'industrial',
options: {
// useAdaptiveThreshold: true // for images with sahded portions
// singlePass: true
}
})
.then(code => {
console.log(code)
})
.catch(err => {
console.log(err)
})
`

Note

- This script does not implement logic to locate/rotate barcode in the given image.
- Make sure the barcode image is the only thing in the image. Otherwise this script will most probably fail.

Contributing

- Each decoder is defined in src directory as a module.
- Tests are defined in the tests directory using Jest`.

Contributors

Thanks goes to these wonderful people (emoji key):

Cristian Nitescu 💻

This project follows the all-contributors specification. Contributions of any kind welcome!