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javascript Programming Glossary: mimestringConvert Data URI to File then append to FormData http://stackoverflow.com/questions/4998908/convert-data-uri-to-file-then-append-to-formdata dataURI.split ' ' 1 separate out the mime component var mimeString dataURI.split ' ' 0 .split ' ' 1 .split ' ' 0 write the bytes.. done var bb new BlobBuilder bb.append ab return bb.getBlob mimeString EDIT ...and to handle urlencoded as well convert base64 URLEncoded..
Save PNG Canvas Image to HTML5 Storage (JAVASCRIPT)? http://stackoverflow.com/questions/6431281/save-png-canvas-image-to-html5-storage-javascript dataURI.split ' ' 1 separate out the mime component var mimeString dataURI.split ' ' 0 .split ' ' 1 .split ' ' 0 write the bytes.. if not using Chrome bb.append ab return bb.getBlob mimeString Usage window.requestFileSystem window.PERSISTENT 1024 1024 function..
How to convert dataURL to file object in javascript? http://stackoverflow.com/questions/6850276/how-to-convert-dataurl-to-file-object-in-javascript dataURI.split ' ' 1 separate out the mime component var mimeString dataURI.split ' ' 0 .split ' ' 1 .split ' ' 0 write the bytes.. done var bb new BlobBuilder bb.append ab return bb.getBlob mimeString Then just append the blob to a new FormData object and post..
outputting HTML5 canvas as an image, howto? http://stackoverflow.com/questions/8780628/outputting-html5-canvas-as-an-image-howto dataURI.split ' ' 1 separate out the mime component var mimeString dataURI.split ' ' 0 .split ' ' 1 .split ' ' 0 write the bytes.. var bb new BlobBuilder bb.append ab return bb.getBlob mimeString function getAsJPEGBlob canvas if canvas.mozGetAsFile return..
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