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Fixed static images example

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feature/109
Christoph Oberhofer 9 years ago
parent 031995dae1
commit 2dca130bee
11 changed files with 141 additions and 59 deletions
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47
dist/quagga.js vendored
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@ -4719,8 +4719,10 @@ return /******/ (function(modules) { // webpackBootstrap
function fromConfig(config) {
function _fromConfig(config) {
var scanner = /* harmony import */__WEBPACK_IMPORTED_MODULE_3__scanner__["a"].bind()();
var pendingStart = null;
var initialized = false;
return {
addEventListener: function addEventListener(eventType, cb) {
scanner.subscribe(eventType, cb);
@ -4731,14 +4733,29 @@ return /******/ (function(modules) { // webpackBootstrap
return this;
},
start: function start() {
scanner.init(config, function (error) {
if (error) {
console.log(error);
throw error;
}
if (scanner.isRunning()) {
return Promise.resolve(true);
}
if (pendingStart) {
return pendingStart;
}
if (initialized) {
scanner.start();
return Promise.resolve(true);
}
pendingStart = new Promise(function (resolve, reject) {
scanner.init(config, function (error) {
if (error) {
console.log(error);
reject(error);
}
initialized = true;
scanner.start();
resolve();
pendingStart = null;
});
});
return this;
return pendingStart;
},
stop: function stop() {
scanner.stop();
@ -4801,7 +4818,7 @@ return /******/ (function(modules) { // webpackBootstrap
var inputConfig = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
config = /* harmony import */__WEBPACK_IMPORTED_MODULE_8__input_config_factory__["a"].bind()(config, inputConfig, source);
return fromConfig(config);
return _fromConfig(config);
}
function setConfig() {
@ -4824,8 +4841,7 @@ return /******/ (function(modules) { // webpackBootstrap
return _fromSource(configuration, src, inputConfig);
},
fromConfig: function fromConfig(conf) {
// check if source is given an return scanner
return createApi(/* harmony import */__WEBPACK_IMPORTED_MODULE_0_lodash_merge___default.a.bind()({}, configuration, conf));
return _fromConfig(/* harmony import */__WEBPACK_IMPORTED_MODULE_0_lodash_merge___default.a.bind()({}, configuration, conf));
},
decoder: function decoder(conf) {
return setConfig(configuration, "decoder", conf);
@ -6497,6 +6513,10 @@ return /******/ (function(modules) { // webpackBootstrap
}
};
that.clearEventHandlers = function () {
_eventHandlers = {};
};
that.setTopRight = function (topRight) {
_topRight.x = topRight.x;
_topRight.y = topRight.y;
@ -8916,7 +8936,7 @@ return /******/ (function(modules) { // webpackBootstrap
function createScanner() {
var _inputStream,
_framegrabber,
_stopped,
_stopped = true,
_canvasContainer = {
ctx: {
image: null
@ -9355,13 +9375,16 @@ return /******/ (function(modules) { // webpackBootstrap
start: function start() {
_start();
},
isRunning: function isRunning() {
return !_stopped;
},
stop: function stop() {
_stopped = true;
adjustWorkerPool(0);
if (_config.inputStream.type === "LiveStream") {
/* harmony import */__WEBPACK_IMPORTED_MODULE_5__input_camera_access__["a"].release();
_inputStream.clearEventHandlers();
}
_inputStream.clearEventHandlers();
},
pause: function pause() {
_stopped = true;

2
dist/quagga.js.map vendored
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File diff suppressed because one or more lines are too long

4
dist/quagga.min.js vendored
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File diff suppressed because one or more lines are too long

2
example/file_input.js
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@ -57,7 +57,7 @@ $(function() {
this.detachListeners();
console.log("decode...");
var scanner = Quagga
.fromConfig(this.state)
.config(this.state)
.fromSource(file, {size: this.state.inputStream.size});
scanner
.toPromise()

4
example/static_images.html
Unescape Escape View File

@ -51,7 +51,9 @@
<div id="result_strip">
<ul class="thumbnails"></ul>
</div>
<div id="interactive" class="viewport"></div>
<div id="interactive" class="viewport">
<canvas class="drawing" />
</div>
<div id="debug" class="detection"></div>
</section>
<footer>

53
example/static_images.js
Unescape Escape View File

@ -1,11 +1,20 @@
$(function() {
var App = {
init: function() {
this.overlay = document.querySelector('#interactive canvas.drawing');
var config = this.config[this.state.decoder.readers[0].format] || this.config.default;
config = $.extend(true, {}, config, this.state);
Quagga.init(config, function() {
App.attachListeners();
Quagga.start();
this.scanner = Quagga
.fromConfig(config);
this.scanner
.addEventListener("processed", drawResult.bind(this, this.scanner))
.addEventListener("detected", addToResults.bind(this, this.scanner));
this.scanner.start().then(() => {
console.log("Started");
this.attachListeners();
});
},
config: {
@ -37,7 +46,7 @@ $(function() {
$(".controls").on("click", "button.next", function(e) {
e.preventDefault();
Quagga.start();
self.scanner.start();
});
$(".controls .reader-config-group").on("change", "input, select", function(e) {
@ -89,7 +98,8 @@ $(function() {
console.log(JSON.stringify(self.state));
App.detachListeners();
Quagga.stop();
this.scanner.stop();
this.scanner.removeEventListener();
App.init();
},
inputMapper: {
@ -121,6 +131,7 @@ $(function() {
inputStream: {
src: "../test/fixtures/code_128/"
},
numOfWorkers: 1,
decoder : {
readers : [{
format: "code_128_reader",
@ -133,38 +144,42 @@ $(function() {
App.init();
window.App = App;
Quagga.onProcessed(function(result) {
var drawingCtx = Quagga.canvas.ctx.overlay,
drawingCanvas = Quagga.canvas.dom.overlay;
function drawResult(scanner, result) {
var processingCanvas = scanner.getCanvas(),
canvas = App.overlay,
ctx = canvas.getContext("2d");
canvas.setAttribute('width', processingCanvas.getAttribute('width'));
canvas.setAttribute('height', processingCanvas.getAttribute('height'));
if (result) {
if (result.boxes) {
drawingCtx.clearRect(0, 0, parseInt(drawingCanvas.getAttribute("width")), parseInt(drawingCanvas.getAttribute("height")));
ctx.clearRect(0, 0, parseInt(canvas.getAttribute("width")), parseInt(canvas.getAttribute("height")));
result.boxes.filter(function (box) {
return box !== result.box;
}).forEach(function (box) {
Quagga.ImageDebug.drawPath(box, {x: 0, y: 1}, drawingCtx, {color: "green", lineWidth: 2});
Quagga.ImageDebug.drawPath(box, {x: 0, y: 1}, ctx, {color: "green", lineWidth: 2});
});
}
if (result.box) {
Quagga.ImageDebug.drawPath(result.box, {x: 0, y: 1}, drawingCtx, {color: "#00F", lineWidth: 2});
Quagga.ImageDebug.drawPath(result.box, {x: 0, y: 1}, ctx, {color: "#00F", lineWidth: 2});
}
if (result.codeResult && result.codeResult.code) {
Quagga.ImageDebug.drawPath(result.line, {x: 'x', y: 'y'}, drawingCtx, {color: 'red', lineWidth: 3});
Quagga.ImageDebug.drawPath(result.line, {x: 'x', y: 'y'}, ctx, {color: 'red', lineWidth: 3});
}
}
});
};
Quagga.onDetected(function(result) {
var $node,
canvas = Quagga.canvas.dom.image,
detectedCode = result.codeResult.code;
function addToResults(scanner, result) {
var code = result.codeResult.code,
$node,
canvas = scanner.getCanvas();
$node = $('<li><div class="thumbnail"><div class="imgWrapper"><img /></div><div class="caption"><h4 class="code"></h4></div></div></li>');
$node.find("img").attr("src", canvas.toDataURL());
$node.find("h4.code").html(detectedCode);
$node.find("h4.code").html(code);
$("#result_strip ul.thumbnails").prepend($node);
});
}
});

43
lib/quagga.js
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@ -4814,8 +4814,10 @@ return /******/ (function(modules) { // webpackBootstrap
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function fromConfig(config) {
function _fromConfig(config) {
var scanner = (0, _scanner2.default)();
var pendingStart = null;
var initialized = false;
return {
addEventListener: function addEventListener(eventType, cb) {
scanner.subscribe(eventType, cb);
@ -4826,14 +4828,29 @@ return /******/ (function(modules) { // webpackBootstrap
return this;
},
start: function start() {
scanner.init(config, function (error) {
if (error) {
console.log(error);
throw error;
}
if (scanner.isRunning()) {
return Promise.resolve(true);
}
if (pendingStart) {
return pendingStart;
}
if (initialized) {
scanner.start();
return Promise.resolve(true);
}
pendingStart = new Promise(function (resolve, reject) {
scanner.init(config, function (error) {
if (error) {
console.log(error);
reject(error);
}
initialized = true;
scanner.start();
resolve();
pendingStart = null;
});
});
return this;
return pendingStart;
},
stop: function stop() {
scanner.stop();
@ -4896,7 +4913,7 @@ return /******/ (function(modules) { // webpackBootstrap
var inputConfig = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
config = (0, _config_factory.createConfigFromSource)(config, inputConfig, source);
return fromConfig(config);
return _fromConfig(config);
}
function setConfig() {
@ -4919,8 +4936,7 @@ return /******/ (function(modules) { // webpackBootstrap
return _fromSource(configuration, src, inputConfig);
},
fromConfig: function fromConfig(conf) {
// check if source is given an return scanner
return createApi((0, _merge4.default)({}, configuration, conf));
return _fromConfig((0, _merge4.default)({}, configuration, conf));
},
decoder: function decoder(conf) {
return setConfig(configuration, "decoder", conf);
@ -8947,7 +8963,7 @@ return /******/ (function(modules) { // webpackBootstrap
function createScanner() {
var _inputStream,
_framegrabber,
_stopped,
_stopped = true,
_canvasContainer = {
ctx: {
image: null
@ -9386,13 +9402,16 @@ return /******/ (function(modules) { // webpackBootstrap
start: function start() {
_start();
},
isRunning: function isRunning() {
return !_stopped;
},
stop: function stop() {
_stopped = true;
adjustWorkerPool(0);
if (_config.inputStream.type === "LiveStream") {
_camera_access2.default.release();
_inputStream.clearEventHandlers();
}
_inputStream.clearEventHandlers();
},
pause: function pause() {
_stopped = true;

2
lib/quagga.js.map
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File diff suppressed because one or more lines are too long

4
src/input/input_stream.js
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@ -273,6 +273,10 @@ InputStream.createImageStream = function() {
}
};
that.clearEventHandlers = function() {
_eventHandlers = {};
};
that.setTopRight = function(topRight) {
_topRight.x = topRight.x;
_topRight.y = topRight.y;

32
src/quagga.js
Unescape Escape View File

@ -10,6 +10,8 @@ import {createConfigFromSource} from './input/config_factory';
function fromConfig(config) {
const scanner = createScanner();
let pendingStart = null;
let initialized = false;
return {
addEventListener(eventType, cb) {
scanner.subscribe(eventType, cb);
@ -20,14 +22,29 @@ function fromConfig(config) {
return this;
},
start() {
scanner.init(config, (error) => {
if (error) {
console.log(error);
throw error;
}
if (scanner.isRunning()) {
return Promise.resolve(true);
}
if (pendingStart) {
return pendingStart;
}
if (initialized) {
scanner.start();
return Promise.resolve(true);
}
pendingStart = new Promise((resolve, reject) => {
scanner.init(config, (error) => {
if (error) {
console.log(error);
reject(error);
}
initialized = true;
scanner.start();
resolve();
pendingStart = null;
});
});
return this;
return pendingStart;
},
stop() {
scanner.stop();
@ -94,8 +111,7 @@ function createApi(configuration = Config) {
return fromSource(configuration, src, inputConfig);
},
fromConfig(conf) {
// check if source is given an return scanner
return createApi(merge({}, configuration, conf));
return fromConfig(merge({}, configuration, conf));
},
decoder(conf) {
return setConfig(configuration, "decoder", conf);

7
src/scanner.js
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@ -17,7 +17,7 @@ const vec2 = {
function createScanner() {
var _inputStream,
_framegrabber,
_stopped,
_stopped = true,
_canvasContainer = {
ctx: {
image: null
@ -467,13 +467,16 @@ function createScanner() {
start: function() {
start();
},
isRunning: function() {
return !_stopped;
},
stop: function() {
_stopped = true;
adjustWorkerPool(0);
if (_config.inputStream.type === "LiveStream") {
CameraAccess.release();
_inputStream.clearEventHandlers();
}
_inputStream.clearEventHandlers();
},
pause: function() {
_stopped = true;

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