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2 lines
1.2 KiB
JavaScript
2 lines
1.2 KiB
JavaScript
// * Licensed under the MIT license
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!function(t){"use strict";var e=t.HTMLCanvasElement&&t.HTMLCanvasElement.prototype,o=t.Blob&&function(){try{return Boolean(new Blob)}catch(t){return!1}}(),n=o&&t.Uint8Array&&function(){try{return 100===new Blob([new Uint8Array(100)]).size}catch(t){return!1}}(),r=t.BlobBuilder||t.WebKitBlobBuilder||t.MozBlobBuilder||t.MSBlobBuilder,a=/^data:((.*?)(;charset=.*?)?)(;base64)?,/,i=(o||r)&&t.atob&&t.ArrayBuffer&&t.Uint8Array&&function(t){var e,i,l,u,b,c,d,B,f;if(e=t.match(a),!e)throw new Error("invalid data URI");for(i=e[2]?e[1]:"text/plain"+(e[3]||";charset=US-ASCII"),l=!!e[4],u=t.slice(e[0].length),b=l?atob(u):decodeURIComponent(u),c=new ArrayBuffer(b.length),d=new Uint8Array(c),B=0;B<b.length;B+=1)d[B]=b.charCodeAt(B);return o?new Blob([n?d:c],{type:i}):(f=new r,f.append(c),f.getBlob(i))};t.HTMLCanvasElement&&!e.toBlob&&(e.mozGetAsFile?e.toBlob=function(t,o,n){t(n&&e.toDataURL&&i?i(this.toDataURL(o,n)):this.mozGetAsFile("blob",o))}:e.toDataURL&&i&&(e.toBlob=function(t,e,o){t(i(this.toDataURL(e,o)))})),"function"==typeof define&&define.amd?define(function(){return i}):"object"==typeof module&&module.exports?module.exports=i:t.dataURLtoBlob=i}(window);
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