qrcode-decoder

Tool for decoding qrcode

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qrcode-decoder
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简体中文 | English
A tool for decoding qrcode.

Directory

.
├── demo            code demo
├── dist            build output
├── doc             docs
├── src             source code
├── test            unit test
├── CHANGELOG.md    change log
└── TODO.md         todo list

Guide

Use pnpm to install.
$ pnpm install --save qrcode-decoder

Using in webpack:
import QrcodeDecoder from 'qrcode-decoder';

Using in browser:
<script src="https://unpkg.com/qrcode-decoder@0.3.1/dist/index.min.js"></script>

Demo

QrcodeDecoder()

User new to create a decoder object.
var qr = new QrcodeDecoder();

decodeFromImage(img, options)

Decodes an image from url or an <img> element with a src attribute set.
qr.decodeFromImage(img).then((res) => {
  console.log(res);
});

Demo

decodeFromVideo(videoElem, options)

Decodes directly from a video with a well specified src attribute
qr.decodeFromVideo(videoElement).then((res) => {
  console.log(res);
});

Demo

decodeFromCamera(videoElem, options)

Decodes from a videoElement.
qr.decodeFromCamera(videoElem).then((res) => {
  console.log(res);
});

Demo

stop()

Stops the current qr from searching for a QRCode.

Develop

Install dependencies:
$ pnpm install

Build code:
$ pnpm run build

Run unit test:
$ pnpm test

Modify version in package.json, run release script:
$ pnpm run release

Publish
$ pnpm publish

License

MIT