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Receive Image data as JSON and injecting it into the DOM

I am packaging an image into jSON and sending it to the client .... On the client side I wish to display this data as a image ...

I am not sending the Image URL via JSON ... I am trying to send the whole image data itself

JSON image data that I receive in the client looks like this:

PNG  Ûâ\IÂØ>ó4ã¯wcÏLÓQÆÝîHâèÖnò)©£M¡ÀÍ.j3µx¼ê#Ì{Þ±NÔÃïj$­©N¨eÃy߯R$id'|ýpøcå{ãyY'àþ½b|äô¹¨:Óç}@ÖÀdõÉ­Ä
over 4 years ago · Santiago Trujillo
3 Respuestas
Responde la pregunta

0

You can accomplish this with data URL's in all browsers save for IE7 and below. The basic format is this:

<img src="data:image/png;base64,R0lGODlhEAAOALMAAOazToeHh0tLS/7LZv/0jvb29t/f3//Ub/
/ge8WSLf/rhf/3kdbW1mxsbP//mf///yH5BAAAAAAALAAAAAAQAA4AAARe8L1Ekyky67QZ1hLnjM5UUde0ECwLJoExKcpp
V0aCcGCmTIHEIUEqjgaORCMxIC6e0CcguWw6aFjsVMkkIr7g77ZKPJjPZqIyd7sJAgVGoEGv2xsBxqNgYPj/gAwXEQA7">

You can read more about it here: http://www.websiteoptimization.com/speed/tweak/inline-images/

over 4 years ago · Santiago Trujillo Denunciar

0

I don't know how elegant your solution is, but you could encode the image as BASE64 and inline it using:

<img src="data:image/png;base64,BASE64_ENCODED_DATA_HERE">

It might also be noteworthy to say, that BASE64 encoding adds about ~33% overhead. Instead, you might create some temporary directory on your server, where you store such images and delete them after the request?

over 4 years ago · Santiago Trujillo Denunciar

0

You cannot send binary data to the browser inside JSON.

You can use b64 encoding and the DataURI (MDC) (Wikipedia) in a browser that understands it

Since the comments that came after my post all have an actual example, here is one from Wikipedia:
<img src="data:image/png;base64, iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAABGdBTUEAALGP C/xhBQAAAAlwSFlzAAALEwAACxMBAJqcGAAAAAd0SU1FB9YGARc5KB0XV+IA AAAddEVYdENvbW1lbnQAQ3JlYXRlZCB3aXRoIFRoZSBHSU1Q72QlbgAAAF1J REFUGNO9zL0NglAAxPEfdLTs4BZM4DIO4C7OwQg2JoQ9LE1exdlYvBBeZ7jq ch9//q1uH4TLzw4d6+ErXMMcXuHWxId3KOETnnXXV6MJpcq2MLaI97CER3N0 vr4MkhoXe0rZigAAAABJRU5ErkJggg==" alt="Red dot" />

Alternatively convert to SVG which is also textual

over 4 years ago · Santiago Trujillo Denunciar
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