From: Mike Dvorkin <mike@...>
Date: 2006-09-09T04:08:47+09:00
Subject: Re: RMagick .psd to .jpg cannot load in browsers

It's a good indication that either HTML headers are not set up  
properly or your code generates some error messages instead of  
binary .jpg content. Try to fetch the image url using curl. It'll  
show you what is actually going on.

Mike Dvorkin
http://www.rubywizards.com


On Sep 8, 2006, at 10:20 AM, icvu wrote:

> Hello Everyone, I am new to the group and I hope someone can help me.
>
> I have been working on a project that requires me to convert images
> from one file format to the other. More specifically, from .psd to
> .jpg. I use RMagick to do the image resizing and format conversion.  
> The
> conversion worked but the thumbnails, in .jpg, can only be viewed  
> by my
> system (Win XP pro) applications such as Fireworks, Windows Picture  
> and
> Fax Viewer, and Windows Explorer. The thumbnails cannot be viewed  
> using
> any browser. They red "X" showed up as if the images are missing and
> the browsers do not seem to recognize their file format, which is
> supposed to be ".jpg"
>
> Below is my code. I appreciate any help that could lead me toward a
> solution. Thanks in advance - icvu
>
>   def createThumbnail(data, imgDir)
>     fileName = "#{data[1]} #{data[3]}.psd"
>     imgName = fileName.reverse[4,fileName.length].reverse
>     img = Magick::Image.read("#{imgDir}#{fileName}").first
>     width, height = 60,60
>     thumb = img.resize(width,height)
>     thumbPath = "#{imgDir}thumb\\"
>     Dir.mkdir thumbPath  unless File.exists? thumbPath
>     imgThumb = "#{thumbPath}#{imgName}.jpg"
>     thumb.write(imgThumb)
>   end
>
>