Last active
September 3, 2019 16:38
-
-
Save ilyador/1ef1210e192994b9a546f64477d0565e to your computer and use it in GitHub Desktop.
Rotating a picture and uploading it as a file with blueimp-load-image . Image to canvas to blob to file to s3.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import React, { useState } from 'react' | |
import uuid from 'uuid/v4' | |
import loadImage from 'blueimp-load-image' | |
const handleChange = event => { // on file input change | |
let _file = event.target.files[0] | |
if (!_file) return | |
let _fileExt = _file.name.split('.').pop() | |
let _fileName = uuid() + '.' + _fileExt | |
loadImage(_file, canvas => { | |
canvas.toBlob(blob => { | |
let _fileUrl = URL.createObjectURL(blob) | |
setFileUrl(_fileUrl) // React specific: set state for file preview. | |
let file = new File([blob], _fileName) | |
// upload the file with whatever lin you need | |
// I used S3 so I used the file var as the paylod: | |
uploadFileData({ | |
file: file, | |
fileName: _fileName, | |
fileUrl: _fileUrl | |
}) | |
}, 'image/jpeg', 1) | |
},{ | |
orientation: true, // this rotates the file | |
maxWidth: 600 | |
}) | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment