I need to convert my image to a base64 string so that i can send my image to a server. Is there any js file for this... ? Else how to convert it...
I have a PHP script that can encode a PNG image to a Base64 string.  I'd like to do the same thing using JavaScript. I know how to open files, but I'm not sure how to do the encoding. I'm not used to working with binary data....
I have base64-encoded binary data in a string.  const contentType = 'image/png'; const b64Data = 'iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==';   I would like...
I'm using Nihilogic's "Canvas2Image" JavaScript tool to convert canvas drawings to PNG images.  What I need now is to turn those base64 strings that this tool generates, into actual PNG files on the server, using PHP.  In short, wha...
Are there any methods in JavaScript that could be used to encode and decode a string using base64 encoding?...
I'm trying to download a binary file using XMLHttpRequest (using a recent Webkit) and base64-encode its contents using this simple function:  function getBinary(file){     var xhr = new XMLHttpRequest();       xhr.open("GET", file, fals...
I need to convert a base64 encode string into an ArrayBuffer. The base64 strings are user input, they will be copy and pasted from an email, so they're not there when the page is loaded. I would like to do this in javascript without making an a...
<input type="file" id="asd"/>   I would like to get the image in base64 once the user chose that (before submitting the form)  Something like :  $(input).on('change',function(){   var data = $(this).val().base64file();...
Here's my HTML:  <a>View it in your browser</a> <div id="html">     <h1>Doggies</h1>     <p style="color:blue;">Kitties</p> </div>   How do I use JavaScript to make the href attrib...
I'm trying to use a combination of Ajax and data URIs to load a JPEG image and extract its EXIF data with a single HTTP request. I am modifying a library (https://github.com/kennydude/photosphere) to do this; currently this library uses two HTT...

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