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A tool for decoding qrcode.

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

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>

User new to create a decoder object.

var qr = new QrcodeDecoder();

Decodes an image from url or an <img> element with a src attribute set.

qr.decodeFromImage(img).then((res) => {
  console.log(res);
});

Demo

Decodes directly from a video with a well specified src attribute

qr.decodeFromVideo(videoElement).then((res) => {
  console.log(res);
});

Demo

Decodes from a videoElement.

qr.decodeFromCamera(videoElem).then((res) => {
  console.log(res);
});

Demo

Stops the current qr from searching for a QRCode.

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

MIT