mirror of
https://github.com/cnwhy/QRCode-decode.git
synced 2026-08-13 04:51:41 +08:00
Compare commits
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2e142c20e8 | ||
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a98b9e1129 |
+3
-2
@@ -3,8 +3,9 @@ var qrDecode = require('./src/QRDecode');
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var decodeByDom = function (dom) {
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var decodeByDom = function (dom) {
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var canvas = document.createElement("canvas")
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var canvas = document.createElement("canvas")
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var ctx = canvas.getContext('2d')
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var ctx = canvas.getContext('2d')
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canvas.width = dom.width;
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var isVideo = dom.tagName == 'VIDEO'
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canvas.height = dom.height;
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canvas.width = isVideo ? dom.videoWidth : dom.width;
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canvas.height = isVideo ? dom.videoHeight : dom.height;
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ctx.drawImage(dom, 0, 0, canvas.width, canvas.height);
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ctx.drawImage(dom, 0, 0, canvas.width, canvas.height);
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var data = ctx.getImageData(0, 0, canvas.width, canvas.height);
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var data = ctx.getImageData(0, 0, canvas.width, canvas.height);
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return qrDecode(data)
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return qrDecode(data)
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+85
-2
@@ -1,14 +1,97 @@
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<!DOCTYPE html>
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<!DOCTYPE html>
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<html lang="en">
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<html lang="en">
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<head>
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<head>
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<meta charset="UTF-8">
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>qrcode-decode</title>
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<title>qrcode-decode</title>
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</head>
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</head>
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<body>
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<body>
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<input type="file" name="file" id="file"><br>
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<input type="file" name="file" id="file">
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<br>
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<button id="videoBut" onclick="buttonClick()">启用摄像头</button><br>
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<video id="video" width="300"></video>
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<div></div>
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<div></div>
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</body>
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</body>
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<script type="text/javascript" src="test.js"></script>
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<script type="text/javascript" src="../dist/qr-decode.js"></script>
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<script>
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document.getElementById('file').onchange = function (event) {
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var el = event.target;
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if (!el.files.length) return;
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var file = el.files[0];
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new Promise(function (ok, no) {
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if (window.URL && window.URL.createObjectURL) {
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ok(window.URL.createObjectURL(file));
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} else if (typeof FileReader) {
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var reader = new FileReader();
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reader.onload = evt => {
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ok(evt.target.result);
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};
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reader.readAsDataURL(file);
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} else {
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no('浏览器不支持');
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}
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}).then((src) => {
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qrDecode.decodeByUrl(src, function (err, txt) {
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var msg = document.createElement("div")
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if (err) {
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console.log(err);
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msg.innerHTML = "err: <br>" + err;
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} else {
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msg.innerHTML = txt;
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}
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document.body.appendChild(msg);
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})
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});
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}
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var video =document.getElementById('video');
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var videoBut =document.getElementById('videoBut');
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var xc;
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videoBut.onclick = videoEnable;
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function videoEnable() {
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var URL = window.URL || window.webkitURL;
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navigator.getUserMedia({
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video: true
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}, function (stream) {
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video.src = URL.createObjectURL(stream);// 将获取到的视频流对象转换为地址
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video.oncanplay = function(){
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videoPlay();
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video.width = video.videoWidth;
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video.height = video.videoHeight;
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}
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}, function (error) {
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alert(error.name || error);
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});
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}
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function videoStop(){
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clearInterval(xc);
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video.pause();
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videoBut.innerText = '启动';
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videoBut.onclick = videoPlay;
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}
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function videoPlay(){
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video.play();
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videoBut.innerText = '停止';
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xc = setInterval(function(){
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try{
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var txt = qrDecode.decodeByDom(video);
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var msg = document.createElement("div")
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msg.innerHTML = "识别到二维码: " + txt;
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document.body.appendChild(msg);
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videoStop();
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}catch(err){
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console.log(err);
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}
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},300)
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videoBut.onclick = videoStop;
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}
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</script>
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</html>
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</html>
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@@ -1,32 +0,0 @@
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var qrcodeDecode = require('../browser')
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document.getElementById('file').onchange = function (event) {
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var el = event.target;
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if (!el.files.length) return;
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var file = el.files[0];
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new Promise(function (ok, no) {
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if (window.URL && window.URL.createObjectURL) {
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ok(window.URL.createObjectURL(file));
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} else if (typeof FileReader) {
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var reader = new FileReader();
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reader.onload = evt => {
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ok(evt.target.result);
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};
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reader.readAsDataURL(file);
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} else {
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no('浏览器不支持');
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}
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}).then((src) => {
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qrcodeDecode.decodeByUrl(src, function (err, txt) {
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var msg = document.createElement("div")
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if (err) {
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console.log(err);
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msg.innerHTML = "err: <br>" + err;
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} else {
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msg.innerHTML = txt;
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}
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document.body.appendChild(msg);
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})
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});
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}
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Vendored
-14
@@ -1,14 +0,0 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>qrcode-decode</title>
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</head>
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<body>
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<input type="file" name="file" id="file"><br>
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<div></div>
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</body>
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<script type="text/javascript" src="/test.b0eca09c.js"></script>
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</html>
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Vendored
+9
-10
@@ -1,13 +1,13 @@
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/*!
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/*!
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* qr-decode v0.0.1
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* qr-decode v0.0.2
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* (c) 2018-present cnwhy <w.why@163.com>
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* (c) 2018-present cnwhy <w.why@163.com>
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* Released under the ISC License.
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* Released under the ISC License.
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*/
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*/
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(function (global, factory) {
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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typeof define === 'function' && define.amd ? define(factory) :
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(factory((global.qrDecode = {})));
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(global.qrDecode = factory());
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}(this, (function (exports) { 'use strict';
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}(this, (function () { 'use strict';
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function AlignmentPattern(posX, posY, estimatedModuleSize) {
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function AlignmentPattern(posX, posY, estimatedModuleSize) {
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this.x = posX;
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this.x = posX;
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@@ -3007,8 +3007,9 @@
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var decodeByDom = function decodeByDom(dom) {
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var decodeByDom = function decodeByDom(dom) {
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var canvas = document.createElement("canvas");
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var canvas = document.createElement("canvas");
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var ctx = canvas.getContext('2d');
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var ctx = canvas.getContext('2d');
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canvas.width = dom.width;
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var isVideo = dom.tagName == 'VIDEO';
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canvas.height = dom.height;
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canvas.width = isVideo ? dom.videoWidth : dom.width;
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canvas.height = isVideo ? dom.videoHeight : dom.height;
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ctx.drawImage(dom, 0, 0, canvas.width, canvas.height);
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ctx.drawImage(dom, 0, 0, canvas.width, canvas.height);
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var data = ctx.getImageData(0, 0, canvas.width, canvas.height);
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var data = ctx.getImageData(0, 0, canvas.width, canvas.height);
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return QRDecode(data);
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return QRDecode(data);
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@@ -3034,8 +3035,6 @@
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QRDecode.decodeByUrl = decodeByUrl;
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QRDecode.decodeByUrl = decodeByUrl;
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var browser = QRDecode;
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var browser = QRDecode;
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exports.default = browser;
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return browser;
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Object.defineProperty(exports, '__esModule', { value: true });
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})));
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})));
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Vendored
+2
-2
File diff suppressed because one or more lines are too long
Vendored
+1
-1
File diff suppressed because one or more lines are too long
Vendored
-3040
File diff suppressed because one or more lines are too long
Vendored
-7
File diff suppressed because one or more lines are too long
Vendored
-1
File diff suppressed because one or more lines are too long
Vendored
-3302
File diff suppressed because one or more lines are too long
Vendored
-1
File diff suppressed because one or more lines are too long
@@ -0,0 +1,6 @@
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="refresh" content="0;url=./demo/" />
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</head>
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</html>
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+2
-2
@@ -1,6 +1,6 @@
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{
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{
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"name": "qr-decode",
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"name": "qr-decode",
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"version": "0.0.1",
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"version": "0.0.2",
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"description": "QRCode parser/decode",
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"description": "QRCode parser/decode",
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"main": "src/QRCodeDecode.js",
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"main": "src/QRCodeDecode.js",
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"files": [
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"files": [
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@@ -13,7 +13,7 @@
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"scripts": {
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"scripts": {
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"test": "node test/node.js",
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"test": "node test/node.js",
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"demo": "parcel ./demo/index.html",
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"demo": "parcel ./demo/index.html",
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"build": "bili browser.js --format umd,umd-min --banner --exports named"
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"build": "bili browser.js --format umd,umd-min --banner"
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},
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},
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"repository": {
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"repository": {
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"type": "git",
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"type": "git",
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Reference in New Issue
Block a user