You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
quaggaJS/dist/quagga.min.js

4 lines
138 KiB
JavaScript

!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t(t.toString())["default"]:"object"==typeof exports?exports.Quagga=t(t.toString())["default"]:e.Quagga=t(t.toString())["default"]}(this,function(e){return function(e){function t(r){if(n[r])return n[r].e;var o=n[r]={e:{},i:r,l:!1};return e[r].call(o.e,o,o.e,t),o.l=!0,o.e}var n={};return t.m=e,t.c=n,t.p="/",t(t.s=222)}([function(e,t,n){var r=Array.isArray;e.e=r},function(e,t,n){"use strict";var r=!0,o={disableLog:function(e){return"boolean"!=typeof e?new Error("Argument type: "+typeof e+". Please use a boolean."):(r=e,e?"adapter.js logging disabled":"adapter.js logging enabled")},log:function(){if("object"==typeof window){if(r)return;"undefined"!=typeof console&&"function"==typeof console.log&&console.log.apply(console,arguments)}},extractVersion:function(e,t,n){var r=e.match(t);return r&&r.length>=n&&parseInt(r[n],10)},detectBrowser:function(){var e={};if(e.browser=null,e.version=null,e.minVersion=null,"undefined"==typeof window||!window.navigator)return e.browser="Not a browser.",e;if(navigator.mozGetUserMedia)e.browser="firefox",e.version=this.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1),e.minVersion=31;else if(navigator.webkitGetUserMedia)if(window.webkitRTCPeerConnection)e.browser="chrome",e.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2),e.minVersion=38;else{if(!navigator.userAgent.match(/Version\/(\d+).(\d+)/))return e.browser="Unsupported webkit-based browser with GUM support but no WebRTC support.",e;e.browser="safari",e.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/([0-9]+)\./,1),e.minVersion=602}else{if(!navigator.mediaDevices||!navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))return e.browser="Not a supported browser.",e;e.browser="edge",e.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2),e.minVersion=10547}return e.version<e.minVersion&&o.log("Browser: "+e.browser+" Version: "+e.version+" < minimum supported version: "+e.minVersion+"\n some things might not work!"),e}};e.e={log:o.log,disableLog:o.disableLog,browserDetails:o.detectBrowser(),extractVersion:o.extractVersion}},function(e,t,n){function r(e){var t=typeof e;return!!e&&("object"==t||"function"==t)}e.e=r},function(e,t,n){var r=n(68),o="object"==typeof self&&self&&self.Object===Object&&self,i=r||o||Function("return this")();e.e=i},function(e,t,n){function r(e,t){e=a.a.bind()(o(),e),c.a.call(this,e,t)}function o(){var e={};return Object.keys(r.CONFIG_KEYS).forEach(function(t){e[t]=r.CONFIG_KEYS[t]["default"]}),e}var i=n(7),a=i&&i.__esModule?function(){return i["default"]}:function(){return i};Object.defineProperty(a,"a",{get:a});var c=n(9),u=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e},s={CODE_L_START:{value:0},CODE_G_START:{value:10},START_PATTERN:{value:[1,1,1]},STOP_PATTERN:{value:[1,1,1]},MIDDLE_PATTERN:{value:[1,1,1,1,1]},EXTENSION_START_PATTERN:{value:[1,1,2]},CODE_PATTERN:{value:[[3,2,1,1],[2,2,2,1],[2,1,2,2],[1,4,1,1],[1,1,3,2],[1,2,3,1],[1,1,1,4],[1,3,1,2],[1,2,1,3],[3,1,1,2],[1,1,2,3],[1,2,2,2],[2,2,1,2],[1,1,4,1],[2,3,1,1],[1,3,2,1],[4,1,1,1],[2,1,3,1],[3,1,2,1],[2,1,1,3]]},CODE_FREQUENCY:{value:[0,11,13,14,19,25,28,21,22,26]},SINGLE_CODE_ERROR:{value:.7},AVG_CODE_ERROR:{value:.48},FORMAT:{value:"ean_13",writeable:!1}};r.prototype=Object.create(c.a.prototype,s),r.prototype.constructor=r,r.prototype._decodeCode=function(e,t){var n,r,o,i=[0,0,0,0],a=this,c=e,u=!a._row[c],s=0,f={error:Number.MAX_VALUE,code:-1,start:e,end:e};for(t||(t=a.CODE_PATTERN.length),n=c;n<a._row.length;n++)if(a._row[n]^u)i[s]++;else{if(s===i.length-1){for(r=0;r<t;r++)o=a._matchPattern(i,a.CODE_PATTERN[r]),o<f.error&&(f.code=r,f.error=o);return f.end=n,f.error>a.AVG_CODE_ERROR?null:f}s++,i[s]=1,u=!u}return null},r.prototype._findPattern=function(e,t,n,r,o){var i,a,c,u,s=[],f=this,d=0,l={error:Number.MAX_VALUE,code:-1,start:0,end:0};for(t||(t=f._nextSet(f._row)),void 0===n&&(n=!1),void 0===r&&(r=!0),
e[n]=r,e));return a(o)}function a(){var e=arguments.length<=0||void 0===arguments[0]?m.a:arguments[0];return{fromSource:function(t,n){return o(e,t,n)},fromConfig:function(t){return r(u.a.bind()({},e,t))},decoder:function(t){return i(e,"decoder",t)},locator:function(t){return i(e,"locator",t)},throttle:function(t){return i(e,"frequency",1e3/parseInt(t))},config:function(t){return a(u.a.bind()({},e,t))},ImageWrapper:h.a,ImageDebug:v.a,ResultCollector:g.a,_worker:{createScanner:p.a}}}var c=n(7),u=c&&c.__esModule?function(){return c["default"]}:function(){return c};Object.defineProperty(u,"a",{get:u});var s=n(87),f=s&&s.__esModule?function(){return s["default"]}:function(){return s};Object.defineProperty(f,"a",{get:f});var d=n(214),l=d&&d.__esModule?function(){return d["default"]}:function(){return d};Object.defineProperty(l,"a",{get:l});var p=n(109),h=n(27),v=n(8),g=n(44),m=n(45),y=n(92),b="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol?"symbol":typeof e};t["default"]=a()},function(e,t,n){var r={clone:n(10),dot:n(48)};t.a={create:function(e,t){function n(){o(e),i()}function o(e){u[e.id]=e,a.push(e)}function i(){var e,t=0;for(e=0;e<a.length;e++)t+=a[e].rad;c.rad=t/a.length,c.vec=r.clone([Math.cos(c.rad),Math.sin(c.rad)])}var a=[],c={rad:0,vec:r.clone([0,0])},u={};return n(),{add:function(e){u[e.id]||(o(e),i())},fits:function(e){var n=Math.abs(r.dot(e.point.vec,c.vec));return n>t},getPoints:function(){return a},getCenter:function(){return c}}},createPoint:function(e,t,n){return{rad:e[n],point:e,id:t}}}},function(e,t,n){var r=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e},o="undefined"!=typeof window,i=o?window:{},a=["MediaStream","HTMLImageElement","HTMLVideoElement","HTMLCanvasElement","FileList","File","URL"],c=a.reduce(function(e,t){var n;return r({},e,(n={},n[t]=t in i?i[t]:function(){},n))},{});c.setObject=function(e,t){c[e]=t},t.a=c},function(e,t,n){function r(){function e(e){return o[e]||(o[e]={subscribers:[]}),o[e]}function t(){o={}}function n(e,t){e.async?setTimeout(function(){e.callback(t)},4):e.callback(t)}function r(t,n,r){var o;if("function"==typeof n)o={callback:n,async:r};else if(o=n,!o.callback)throw"Callback was not specified on options";e(t).subscribers.push(o)}var o={};return{subscribe:function(e,t,n){return r(e,t,n)},publish:function(t,r){var o=e(t),i=o.subscribers;i.filter(function(e){return!!e.once}).forEach(function(e){n(e,r)}),o.subscribers=i.filter(function(e){return!e.once}),o.subscribers.forEach(function(e){n(e,r)})},once:function(e,t,n){r(e,{callback:t,async:n,once:!0})},unsubscribe:function(n,r){var o;n?(o=e(n),o&&r?o.subscribers=o.subscribers.filter(function(e){return e.callback!==r}):o.subscribers=[]):t()}}}t.a=r},function(e,t,n){function r(e,t,n){n||(n={data:null,size:t}),this.data=n.data,this.originalSize=n.size,this.I=n,this.from=e,this.size=t}r.prototype.show=function(e,t){var n,r,o,i,a,c,u;for(t||(t=1),n=e.getContext("2d"),e.width=this.size.x,e.height=this.size.y,r=n.getImageData(0,0,e.width,e.height),o=r.data,i=0,a=0;a<this.size.y;a++)for(c=0;c<this.size.x;c++)u=a*this.size.x+c,i=this.get(c,a)*t,o[4*u+0]=i,o[4*u+1]=i,o[4*u+2]=i,o[4*u+3]=255;r.data=o,n.putImageData(r,0,0)},r.prototype.get=function(e,t){return this.data[(this.from.y+t)*this.originalSize.x+this.from.x+e]},r.prototype.updateData=function(e){this.originalSize=e.size,this.data=e.data},r.prototype.updateFrom=function(e){return this.from=e,this},t.a=r},function(e,t){"undefined"!=typeof window&&(window.requestAnimFrame=function(){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(e){window.setTimeout(e,1e3/60)}}()),Math.imul=Math.imul||function(e,t){var n=e>>>16&65535,r=65535&e,o=t>>>16&65535,i=65535&t;return r*i+(n*i+r*o<<16>>>0)|0}},function(e,t,n){e.e={inputStream:{name:"Live",ty
return!(e.byteLength!=t.byteLength||!r(new i(e),new i(t)));case l:case p:case g:return a(+e,+t);case h:return e.name==t.name&&e.message==t.message;case m:case b:return e==t+"";case v:var R=u;case y:var O=E&d;if(R||(R=s),e.size!=t.size&&!O)return!1;var x=T.get(e);if(x)return x==t;E|=f,T.set(e,t);var P=c(R(e),R(t),r,o,E,T);return T["delete"](e),P;case _:if(S)return S.call(e)==S.call(t)}return!1}var o=n(19),i=n(50),a=n(11),c=n(67),u=n(71),s=n(74),f=1,d=2,l="[object Boolean]",p="[object Date]",h="[object Error]",v="[object Map]",g="[object Number]",m="[object RegExp]",y="[object Set]",b="[object String]",_="[object Symbol]",w="[object ArrayBuffer]",C="[object DataView]",E=o?o.prototype:void 0,S=E?E.valueOf:void 0;e.e=r},function(e,t,n){function r(e,t,n,r,a,u){var s=a&i,f=o(e),d=f.length,l=o(t),p=l.length;if(d!=p&&!s)return!1;for(var h=d;h--;){var v=f[h];if(!(s?v in t:c.call(t,v)))return!1}var g=u.get(e);if(g&&u.get(t))return g==t;var m=!0;u.set(e,t),u.set(t,e);for(var y=s;++h<d;){v=f[h];var b=e[v],_=t[v];if(r)var w=s?r(_,b,v,t,e,u):r(b,_,v,e,t,u);if(!(void 0===w?b===_||n(b,_,r,a,u):w)){m=!1;break}y||(y="constructor"==v)}if(m&&!y){var C=e.constructor,E=t.constructor;C!=E&&"constructor"in e&&"constructor"in t&&!("function"==typeof C&&C instanceof C&&"function"==typeof E&&E instanceof E)&&(m=!1)}return u["delete"](e),u["delete"](t),m}var o=n(15),i=2,a=Object.prototype,c=a.hasOwnProperty;e.e=r},function(e,t,n){function r(e){return o(e,a,i)}var o=n(58),i=n(36),a=n(15);e.e=r},function(e,t,n){function r(e){for(var t=i(e),n=t.length;n--;){var r=t[n],a=e[r];t[n]=[r,a,o(a)]}return t}var o=n(70),i=n(15);e.e=r},function(e,t,n){var r=n(31),o=n(35),i=n(36),a=n(80),c=Object.getOwnPropertySymbols,u=c?function(e){for(var t=[];e;)r(t,i(e)),e=o(e);return t}:a;e.e=u},function(e,t,n){function r(e,t){return null==e?void 0:e[t]}e.e=r},function(e,t,n){function r(e,t,n){t=u(t,e)?[t]:o(t);for(var r,d=-1,l=t.length;++d<l;){var p=f(t[d]);if(!(r=null!=e&&n(e,p)))break;e=e[p]}if(r)return r;var l=e?e.length:0;return!!l&&s(l)&&c(p,l)&&(a(e)||i(e))}var o=n(65),i=n(12),a=n(0),c=n(38),u=n(23),s=n(41),f=n(6);e.e=r},function(e,t,n){function r(){this.__data__=o?o(null):{}}var o=n(25);e.e=r},function(e,t,n){function r(e){return this.has(e)&&delete this.__data__[e]}e.e=r},function(e,t,n){function r(e){var t=this.__data__;if(o){var n=t[e];return n===i?void 0:n}return c.call(t,e)?t[e]:void 0}var o=n(25),i="__lodash_hash_undefined__",a=Object.prototype,c=a.hasOwnProperty;e.e=r},function(e,t,n){function r(e){var t=this.__data__;return o?void 0!==t[e]:a.call(t,e)}var o=n(25),i=Object.prototype,a=i.hasOwnProperty;e.e=r},function(e,t,n){function r(e,t){var n=this.__data__;return n[e]=o&&void 0===t?i:t,this}var o=n(25),i="__lodash_hash_undefined__";e.e=r},function(e,t,n){function r(e){var t=e.length,n=e.constructor(t);return t&&"string"==typeof e[0]&&i.call(e,"index")&&(n.index=e.index,n.input=e.input),n}var o=Object.prototype,i=o.hasOwnProperty;e.e=r},function(e,t,n){function r(e,t,n,r){var D=e.constructor;switch(t){case b:return o(e);case d:case l:return new D((+e));case _:return i(e,r);case w:case C:case E:case S:case T:case R:case O:case x:case P:return f(e,r);case p:return a(e,r,n);case h:case m:return new D(e);case v:return c(e);case g:return u(e,r,n);case y:return s(e)}}var o=n(33),i=n(151),a=n(152),c=n(153),u=n(154),s=n(155),f=n(156),d="[object Boolean]",l="[object Date]",p="[object Map]",h="[object Number]",v="[object RegExp]",g="[object Set]",m="[object String]",y="[object Symbol]",b="[object ArrayBuffer]",_="[object DataView]",w="[object Float32Array]",C="[object Float64Array]",E="[object Int8Array]",S="[object Int16Array]",T="[object Int32Array]",R="[object Uint8Array]",O="[object Uint8ClampedArray]",x="[object Uint16Array]",P="[object Uint32Array]";e.e=r},function(e,t,n){function r(e){return"function"!=typeof e.constructor||a(e)?{}:o(i(e))}var o=n(129),i=n(35),a=n(24);e.e=r},function(e,t,n){function r(e){return a(e)||i(e)||!!(c&&e&&e[c])}var o=n(19),i=n(12),a=n(0),c=o?o.isConcatSpreadable:void 0;e.e=r},function(e,t,n){function r(e,t,n){if(!c(n))return!1;var
o._emitBufferedCandidates()},0)}var u=Promise.resolve();return u.then(function(){a||("new"===o.iceGatheringState&&(o.iceGatheringState="gathering"),window.setTimeout(o._emitBufferedCandidates.bind(o),500))}),u},window.RTCPeerConnection.prototype.setRemoteDescription=function(e){var t=this,n=new MediaStream,o=[],i=r.splitSections(e.sdp),a=i.shift(),c=r.matchPrefix(a,"a=ice-lite").length>0;switch(this.usingBundle=r.matchPrefix(a,"a=group:BUNDLE ").length>0,i.forEach(function(i,u){var s,f,d,l,p,h,v,g,m,y,b,_,w=r.splitLines(i),C=w[0].substr(2).split(" "),E=C[0],S="0"===C[1],T=r.getDirection(i,a),R=r.parseRtpParameters(i);S||(b=r.getIceParameters(i,a),_=r.getDtlsParameters(i,a),_.role="client"),g=r.parseRtpEncodingParameters(i);var O=r.matchPrefix(i,"a=mid:");O=O.length?O[0].substr(6):r.generateIdentifier();var x,P=r.matchPrefix(i,"a=ssrc:").map(function(e){return r.parseSsrcMedia(e)}).filter(function(e){return"cname"===e.attribute})[0];P&&(x=P.value);var D=r.matchPrefix(i,"a=end-of-candidates").length>0,A=r.matchPrefix(i,"a=candidate:").map(function(e){return r.parseCandidate(e)}).filter(function(e){return"1"===e.component});if("offer"!==e.type||S)"answer"!==e.type||S||(s=t.transceivers[u],f=s.iceGatherer,d=s.iceTransport,l=s.dtlsTransport,p=s.rtpSender,h=s.rtpReceiver,v=s.sendEncodingParameters,m=s.localCapabilities,t.transceivers[u].recvEncodingParameters=g,t.transceivers[u].remoteCapabilities=R,t.transceivers[u].cname=x,(c||D)&&A.length&&d.setRemoteCandidates(A),t.usingBundle&&0!==u||(d.start(f,b,"controlling"),l.start(_)),t._transceive(s,"sendrecv"===T||"recvonly"===T,"sendrecv"===T||"sendonly"===T),!h||"sendrecv"!==T&&"sendonly"!==T?delete s.rtpReceiver:(y=h.track,o.push([y,h]),n.addTrack(y)));else{var j=t.usingBundle&&u>0?{iceGatherer:t.transceivers[0].iceGatherer,iceTransport:t.transceivers[0].iceTransport,dtlsTransport:t.transceivers[0].dtlsTransport}:t._createIceAndDtlsTransports(O,u);if(D&&j.iceTransport.setRemoteCandidates(A),m=RTCRtpReceiver.getCapabilities(E),v=[{ssrc:1001*(2*u+2)}],h=new RTCRtpReceiver(j.dtlsTransport,E),y=h.track,o.push([y,h]),n.addTrack(y),t.localStreams.length>0&&t.localStreams[0].getTracks().length>=u){var M=t.localStreams[0].getTracks()[u];p=new RTCRtpSender(M,j.dtlsTransport)}t.transceivers[u]={iceGatherer:j.iceGatherer,iceTransport:j.iceTransport,dtlsTransport:j.dtlsTransport,localCapabilities:m,remoteCapabilities:R,rtpSender:p,rtpReceiver:h,kind:E,mid:O,cname:x,sendEncodingParameters:v,recvEncodingParameters:g},t._transceive(t.transceivers[u],!1,"sendrecv"===T||"sendonly"===T)}}),this.remoteDescription={type:e.type,sdp:e.sdp},e.type){case"offer":this._updateSignalingState("have-remote-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+e.type+'"')}return n.getTracks().length&&(t.remoteStreams.push(n),window.setTimeout(function(){var e=new Event("addstream");e.stream=n,t.dispatchEvent(e),null!==t.onaddstream&&window.setTimeout(function(){t.onaddstream(e)},0),o.forEach(function(r){var o=r[0],i=r[1],a=new Event("track");a.track=o,a.receiver=i,a.streams=[n],t.dispatchEvent(e),null!==t.ontrack&&window.setTimeout(function(){t.ontrack(a)},0)})},0)),arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(e){e.iceTransport&&e.iceTransport.stop(),e.dtlsTransport&&e.dtlsTransport.stop(),e.rtpSender&&e.rtpSender.stop(),e.rtpReceiver&&e.rtpReceiver.stop()}),this._updateSignalingState("closed")},window.RTCPeerConnection.prototype._updateSignalingState=function(e){this.signalingState=e;var t=new Event("signalingstatechange");this.dispatchEvent(t),null!==this.onsignalingstatechange&&this.onsignalingstatechange(t)},window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var e=new Event("negotiationneeded");this.dispatchEvent(e),null!==this.onnegotiationneeded&&this.onnegotiationneeded(e)},window.RTCPeerConnection.prototype._updateConnectionState=function(){var e,t=this,n={"new":0,clos