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@germesdev/qr-image
Advanced tools
Readme
This is yet another QR Code generator.
png
, svg
, eps
and pdf
formats;npm install qr-image
Example:
var qr = require('qr-image');
var qr_svg = qr.image('I love QR!', { type: 'svg' });
qr_svg.pipe(require('fs').createWriteStream('i_love_qr.svg'));
var svg_string = qr.imageSync('I love QR!', { type: 'svg' });
Example For generate images in client side:
var qr = require('qr-image');
router.get('/qr', function(){
var code = qr.image('http://www.google.com', { type: 'png' });
res.setHeader('Content-type', 'image/png'); //sent qr image to client side
code.pipe(res);
});
then in the html files:
<img src="/qr" alt="qrcode">
qr = require('qr-image')
qr.image(text, [ec_level | options])
— Readable stream with image data;qr.imageSync(text, [ec_level | options])
— string with image data. (Buffer for png
);qr.svgObject(text, [ec_level | options])
— object with SVG path and size;qr.matrix(text, [ec_level])
— 2D array.text
— text to encode;ec_level
— error correction level. One of L
, M
, Q
, H
. Default M
.options
— image options object:
ec_level
— default M
.type
— image type. Possible values png
(default), svg
, pdf
and eps
.size
(png and svg only) — size of one module in pixels. Default 5
for png and undefined
for svg.margin
— white space around QR image in modules. Default 4
for png
and 1
for others.customize
(only png) — function to customize qr bitmap before encoding to PNG.parse_url
(experimental, default false
) — try to optimize QR-code for URLs.zlib.deflateSync
instead of pako
.FAQs
QR Code generator (png, svg, pdf, eps)
The npm package @germesdev/qr-image receives a total of 0 weekly downloads. As such, @germesdev/qr-image popularity was classified as not popular.
We found that @germesdev/qr-image demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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