Created
December 22, 2014 10:40
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upload base64 encoded files with xmlhttprequest
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function dataURItoBlob(dataURI) { | |
// convert base64/URLEncoded data component to raw binary data held in a string | |
var byteString; | |
if (dataURI.split(',')[0].indexOf('base64') >= 0) | |
byteString = atob(dataURI.split(',')[1]); | |
else | |
byteString = unescape(dataURI.split(',')[1]); | |
// separate out the mime component | |
var mimeString = dataURI.split(',')[0].split(':')[1].split(';')[0]; | |
// write the bytes of the string to a typed array | |
var ia = new Uint8Array(byteString.length); | |
for (var i = 0; i < byteString.length; i++) { | |
ia[i] = byteString.charCodeAt(i); | |
} | |
return new Blob([ia], { | |
type: mimeString | |
}); | |
} |
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var dataURI = 'data:image/jpeg;base64,<...>=='; | |
var blob = dataURItoBlob(dataURI); | |
var objURL = window.URL.createObjectURL(blob); | |
var image = new Image(); | |
image.src = objURL; | |
window.URL.revokeObjectURL(objURL); | |
var formData = new FormData(); | |
formData.append('file', blob, 'blob.jpg'); | |
formData.append('extravar', 'extravar'); | |
var xhr = new XMLHttpRequest(); | |
xhr.open('POST', ''); | |
xhr.send(formData); |
And Python? I just need to use this blob to take an image and manipulate it
And Python? I just need to use this blob to take an image and manipulate it
What do you want to do? Python has its own packages to handle binary blobs
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Sorry but I have never used django framework.