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