rmagick Questions
3
Solved
I'm looking for the command and options to convert images (png, jpeg, whatever…) to 1bit/px bitmap image (similar to what happen when in photoshop when you convert it to bitmap). See example below
...
Fluidics asked 7/4, 2013 at 9:43
5
I'm looking for a way to convert html tags to a image on the fly...
That means, that I want to be able to make a image_tag with a path to a method which returns the image created form html.
I was...
Corridor asked 30/12, 2010 at 15:11
1
Sorry for the fairly generic question but I was wondering whether anyone had any recommendations on how to best allow users to crop and edit their own images.
What I would like to happen is that ...
Spent asked 8/3, 2013 at 9:2
10
Solved
I appreciate this question has been asked many times before, however I've tried all available answers to no avail. The error log is as follows:
have_header: checking for wand/MagickWand.h... -----...
Whoop asked 15/2, 2017 at 13:7
21
Solved
Updating RMagick and Imagemagick is a painful expierence. I have updated the Imagemagick version on my mac (MacOS El Capitan Version 10.11.5) with homebrew for one project in Ruby 2.3 to 6.9.5-9
...
Elmoelmore asked 14/9, 2016 at 15:44
9
Solved
I've had ImageMagick, RMagick, & PaperClip working properly with everything setup including the config Paperclip.options[:command_path] in production.rb file.
All of a sudden I've started gett...
Chaudfroid asked 4/1, 2012 at 1:32
9
Solved
I'm trying to upload images to aws s3 with paperclip but I get this error
Command :: file -b --mime '/var/folders/d_/k4_ps9hj5fj_3df5t210vjym0000gn/T/2611a2396a4af6938e5c5867c8bb409f20140515-7787...
Tymothy asked 15/5, 2014 at 22:14
7
Solved
When I create an object via FactoryGirl and Faker, shell show me an error
[1] pry(main)> FactoryGirl.create(:company)
[DEPRECATION] requiring "RMagick" is deprecated. Use "rmagick" instead
bu...
Garamond asked 25/4, 2015 at 14:33
5
Solved
My env is Linux centos, and use ruby 1.8.7, and the code is here below:
require 'rubygems'
require 'RMagick'
Magick::Image.read("http://image.domain.com/image.darenhui.com/images/random_bg/01.jpg"...
Journalese asked 1/9, 2011 at 0:10
32
Solved
When I try do install rmagick I get the following error message:
Can't install RMagick 2.13.1. Can't find MagickWand.h.
*** extconf.rb failed ***
Could not create Makefile due to some reason, prob...
Dugan asked 29/1, 2012 at 2:26
6
I'm trying to use MiniMagick to resize images and I did the following in my controller file:
require 'rubygems'
require 'mini_magick'
and
img = MiniMagick::Image.open(file)
But when I invoke ...
Gamboge asked 19/4, 2013 at 15:28
5
Im developing web-application with Merb and im looking for some safe and stable image processing library. I used to work with Imagick in php, then moved to ruby and start using RMagick. But there i...
Disconcert asked 6/6, 2009 at 0:45
6
Solved
$ gem install rmagick
Building native extensions. This could take a while...
ERROR: Error installing rmagick:
ERROR: Failed to build gem native extension.
/Users/XXXXXXX/.rvm/rubies/ruby-1.9.2-p...
Wives asked 14/7, 2011 at 4:40
11
Solved
I am already completely desperate - I spent whole day with trying to install rmagick gem to Mac OS X Lion, but literally it's a tragedy.
I saw many similar threads on Google, but nothing has helped...
Lavena asked 20/12, 2012 at 0:19
6
I need to know the average color from an image when I upload it to my Ruby on Rails application. Is it possible to get the average color value in HEX or in RGB to use this color later in the view t...
Dewar asked 2/3, 2011 at 2:56
9
I have trouble installing rmagick. I am developing my project using ruby on rails framework. I included rmagick gem in my gemfile. I am getting the following error message:
checking for ImageMagic...
Campanula asked 24/12, 2014 at 17:2
12
I used a script to install ImageMagick http://github.com/masterkain/ImageMagick-sl
After a while, I got ImageMagick installed.
Then I ran sudo gem install rmagick and got
Building native extensi...
Cypsela asked 8/10, 2010 at 20:51
5
Solved
I have two different images with different dimensions:
100px
and 400px
As you can see the two are clearly the "same" from a human point of view. Now I wanna detect if they are the sam...
Profiteer asked 31/1, 2020 at 11:10
5
Solved
After upgrading to Rails 3.0 Library rmagick longer be detected. Here is my setup:
Ubuntu server 10.4
gem 1.7.2
ruby 1.9.1
rails 3.0.7
rmagick-2.13.1
In irb can include library:
irb(main):002:0...
Clive asked 23/4, 2011 at 11:11
2
I am passing the ability to crop images, uploaded by Carrierwave. Here is RailsCast video on Youtube which I am following.
But after including RMagick in uploader, I received:
undefined method `...
Carrasco asked 14/12, 2016 at 11:28
2
Solved
I'm migrating my rails app from paperclip to ActiveStorage and it just won't accept the crop argument in a variant
this line:
@user.image.variant(crop: [180,135])
cause this error:
Errno::ENOE...
Slain asked 26/5, 2018 at 21:47
13
Solved
I 'm on Ubuntu 16.04 ,
in gemfile I have gem "rmagick" and when I bundle it says
An error occurred while installing rmagick (2.16.0), and Bundler cannot
continue.
Make sure that `gem install rmag...
Hermosa asked 26/9, 2016 at 9:35
6
Solved
I'm running a debian server and upgraded all packages after quite a while (apt-get update, apt-get upgrade, apt-get distro-upgrade). Then rmagick didn't work anymore becuase imagemagick was updated...
Janiuszck asked 4/2, 2015 at 14:58
2
I have a text that may contain emojis. I want to render it into JPEG image with RMagick (I can also use ImageMagick directly).
I was able to render only monochrome emojis with AndroidEmoji.ttf, bu...
Transmittance asked 9/9, 2015 at 8:51
4
Solved
I was trying to install rmagick and it always asks for PKG_CONFIG_PATH not configured.
This happened multiple times to me, so I'm posting this as an issue and answering myself for anyone else fac...
Brake asked 5/7, 2016 at 9:37
1 Next >
© 2022 - 2025 — McMap. All rights reserved.