From: Jan Svitok <jan.svitok@...>
Date: 2006-10-02T20:18:35+09:00
Subject: Re: Embed Images in eruby

On 10/2/06, Horacio Sanson <horacio.sanson@gmail.com> wrote:
>
> I want to read an image from disk, modify it with rmagick (scale) and display
> it in an HTML IMG tag but without saving the modified image to disk.
>
> Is there a way to send the Image object directly to the IMG tag??
>
> Something like:
>
> <%
>         require "RMagick"
>         include Magick
>
>         img = Image.read("image.jpg").first
>
>         ## Do stuff to img.... like scale it down....
> %>
>
> <img src="<%=img.to_blob%>"></img>

See http://redhanded.hobix.com/inspect/sparklinesForMinimalists.html