Answers for "convert base64 to image javascript"

Javascript

image base64 to file javascript

function dataURLtoFile(dataurl, filename) {
 
        var arr = dataurl.split(','),
            mime = arr[0].match(/:(.*?);/)[1],
            bstr = atob(arr[1]), 
            n = bstr.length, 
            u8arr = new Uint8Array(n);
            
        while(n--){
            u8arr[n] = bstr.charCodeAt(n);
        }
        
        return new File([u8arr], filename, {type:mime});
    }
    
    //Usage example:
    var file = dataURLtoFile('data:text/plain;base64,aGVsbG8gd29ybGQ=','hello.txt');
    console.log(file);

Posted by: Guest on August-16-2021

Source

convert an image into Base64 string using JavaScript

function getBase64Image(src, callback, outputFormat) {
      const img = new Image();
      img.crossOrigin = 'Anonymous';
      img.onload = () => {
        const canvas = document.createElement('canvas');
        const ctx = canvas.getContext('2d');
        let dataURL;
        canvas.height = img.naturalHeight;
        canvas.width = img.naturalWidth;
        ctx.drawImage(img, 0, 0);
        dataURL = canvas.toDataURL(outputFormat);
        callback(dataURL);
      };

      img.src = src;
      if (img.complete || img.complete === undefined) {
        img.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
        img.src = src;
      }
    }

Posted by: Guest on May-27-2020

convert base64 to image javascript

Thanks, that helped me a lot! <3

Posted by: Guest on September-13-2021

convert base64 to image javascript

$('#img').attr('src',data);

Posted by: Guest on September-20-2021

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