similar to: Frustrating "require" problems with RMagick

I have a file rmg.rb: require ''RMagick'' include Magick cat = ImageList.new("prod.jpg") cat.display exit The file prod.jpg is in the same directory as this file above. I execute the following: ruby rmg.rb I get the following output: /usr/lib/ruby/1.8/RMagick.rb:1377:in `read'': unable to open image `'': No such file or directory:

I am using rmagick to convert files stored as a tiff to either pdf or jpg for display to the user. A snippet of test code from the controller follows. It works OK. ( it does need a sanitizer ) require RMagick def pdf @sdoc = Sdoc.find(params[:id]) @fname = ''/var/www/images/'' + @sdoc.fname @nf = Magick::ImageList.new(@fname)

I read the 13th recipe in the book "Rails Recipes" from Chad Fowler. I install with gem the gruff-library (gem install gruff). After the installation, I download the "rmagick-win32-1.13.0_IM-6.2.9-3.zip" file and install it on my win32-machine. It was successfully! So, I create a controller with script/generate. In a method, which I wrote after the creation, I''ll make

I get the following error when I try to install Rmagic (via gem) on Linux. Do I need to install anyting before installing rmagic? This worked seamlessly on windows. What the best way to install it on Linux. I am on RedHat ES 3. /thanks -thila Attempting local installation of ''rmagick'' Local gem file not found: rmagick*.gem Attempting remote installation of

Hi Has anyone had success with setting image resolution with Rmagick. I am resizing an uploaded image with Rmagick, problem is it keeps the original images resolution and I want to change it to 72dpi. <<<<<< code example >>>>>>>>>> # these are the various techniques I have tried when and after reading the file, trying any or all of them does

Hello, I''m trying to install/update rmagick on a Debian machine using: gem install --local rmagick-2.10.0.gem and get following error: /usr/local/bin/ruby extconf.rb install --local rmagick-2.10.0.gem checking for Ruby version >= 1.8.5... yes checking for gcc... yes checking for Magick-config... yes Warning: Found more than one ImageMagick installation. This could cause problems at

I have successfully installed the following components in my centos server: Ruby 1.8.7 Rails 2.3.8 Gem 1.3.7 paperclip --version ''>= 2.3.3'' will_paginate --version ''>= 2.3.15'' tlsmail --version ''>= 0.0.1'' but facing problem at the time of installation of rmagick --version ''>= 2.13.1'' When I go for

I''m going to be generating thumbnails from user uploaded images. I''m looking around at the libraries available to do this sort of thing and there are three that look promising. ImageScience -- http://seattlerb.rubyforge.org/ImageScience.html Mini-Magick -- http://rubyforge.org/projects/mini-magick/ RMagick -- http://rmagick.rubyforge.org/ It looks like a lot of people are

I am having trouble getting Rmagick and File Column working on a new server. I thought I got everything installed but File Column is giving me errors: NameError (uninitialized constant Magick): /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.2.3/lib/active_support/dep endencies.rb:195:in `const_missing'' /vendor/plugins/file-column-0.3/lib/magick_file_column.rb:8:in

i have a rails app with a form that allows uploading an image file. I take the image file and read it into rmagick to verify that it''s an image. For some reason I can''t catch an exception thrown by rmagick inside the app. After an invalid image file is uploaded the process just hangs. I have to kill mongrel and restart to use the app again. img =

Hi all i copied rmagic gem in my local system cd rmagick-2.12.2.gem bash: cd: rmagick-2.12.2.gem: Not a directory *[root@localhost shyam]# gem install rmagick --local* Building native extensions. This could take a while... ERROR: Error installing rmagick: ERROR: Failed to build gem native extension. /usr/bin/ruby extconf.rb checking for Ruby version >= 1.8.5... yes checking for gcc...

Hi, Currently I''m using the file_column plugin to upload images and save multiple copies of each at 3 different resoltions: file_column :name, :magick => { :versions => { "thumb96" => "96x150>", "medium250" => "250x400>", "large480" => "480X640>" } } I am wondering if

Dear all, I have used RMagic to read and write a image while uploading. An animated gif was read from my local machine and was written in my images folder using RMagick. But the animated gif which i read was witten in my folder without animation. What should i do to write the gif image with animation. Here is my code to read and write image while uploading. image = params[:image][:blob]

hi guys, I have been trying to install Rmagick on ubuntu karmic koala for a day. Yes, ImageMagicK has already been installed and works great with paperclip and a few other perl scripts I have (which uses Image::Magick). The following is what the execution looks like when I tried to install rmagick ( " gem install rmagick" ): -------------------- Extract start

I am getting this following error when using file_column with RMagick: uninitialized constant Magick /usr/local/lib/ruby/gems/1.8/gems/activesupport-1.2.5/lib/ active_support/dependencies.rb:200:in `const_missing'' ./script/../config/../vendor/plugins/rails_file_column/plugins/ file_column/branches/kyle/lib/file_column.rb:621:in `file_column''

Hi, I''m brand new to RMagick (and pretty new to Rails for that matter!). Right now, site owners are allowed to upload product and ingredient photos to the website. Everything works great, ingredients are sized down and proportioned correctly...the problem is that the resulting images are so blurry! So I''ve been doing some research and it looks like Paperclip::Processor may be the

I am trying to dynamically set the compression or quality of an image when displaying it. I have seen in the RMagick documentation how to set the quality only when writing the file to disk. How can I set the quality dynamically or set the compression? The method "image.quality=" does not exist and "image.compression_type=" is not in the documentation. I have tried

Hello all. I''m a seasoned system administrator and have no fear of building source packages on a variety of platforms, but RMagick has, until recently, evaded all of my attempts to building it on my PowerBook. Someone else just mentioned that they had trouble with RMagick on OS X (Intel, don''t really know if my advice will help) so I decided to post a HOWTO to the list. I

I know that Zed has made mention of the fact that using RMagick with mongrel and rails is a bad thing. I''m currently using FlexImage (which in turn uses RMagick) on my application and really haven''t had too many problems. We get a restart for memory usage every 8-10 hours on one mongrel of twelve running, but I''m not sure if that''s an RMagick issue. Either way,

Hi, everyone! I have been recently hit by ImageMagick/Rmagick memory leak issues. I know I can lesson the problem by manually starting up GC each time I use Rmagick library but ImageMagick seems to use way too much memory nevertheless. (on shared hosting setup anyway) Is there a decent replacement for ImageMagick library? I used to think ImageMagick was quite efficient because its