Displaying 20 results from an estimated 7000 matches similar to: "Best way to upload an image and make a thumbnail"
2006 Dec 15
6
RMagick=bad, ???=good
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,
2007 Feb 06
1
Attachment_fu ImageScience FreeImage thumbnail quality
I''ve tried migrating acts_as_attachment to attachment_fu (just to see
if I could replace RMagick with ImageScience+FreeImage), but the
quality of the thumbnails is just horrendous, blurred beyond
recognition (downscaling a 1280x1024 to a few considerably smaller
thumbnails).
Changing attachment_fu to use RMagick again and the thumbnails were
crispy sharp again.
I was wondering
2007 Apr 08
13
attachment_fu thumbnail not created
I followed the instructions on Mike Clark''s weblog and everything
works perfectly except the thumbnail column in my DB is alwas NULL.
I''m using S3 as my storage system. Anyone else having this issue with
thumbnails?
has_attachment :content_type => :image,
:storage => :s3,
:max_size => 500.kilobytes,
:resize_to =>
2007 May 23
8
ImageScience, Mini-Magick and RMagick
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
2007 Feb 09
7
Upload image without rmagic
I need a way to upload an image and display it without using any of
the plugins that use rmagic. I have used the plugins (file_column,
fleximage) which both use rmagic and gave me problems (never got
fleximage to work)
Thanks in advance - K
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2006 Feb 28
6
File_column, RMagick, and watermarking
I''m working on a photo gallery and I''m using File_column to handle the
uploads of the files and create my thumbnails, but does anyone here have
any idea how to have a watermark (opaque text maybe) placed over one of
the versions? Any ideas on how to go about this would be great. Even if
it''s just straight RMagick code, that would be fine too.
Thanks in advance for the
2006 Apr 01
4
Saving images in shared directory w/ Capistrano/SVN?
Hi all,
I''m using Capistrano and SVN to version control and deploy, but I''m not
sure what to do about my images directory. I use file_column and
RMagick to save images to the disk under a model called "Image", and
they''re saved in public/image/... etc.
Each time I deploy a new version, my image folder doesn''t exist anymore.
I don''t want
2006 Apr 23
2
file_column and Thumbnails
I see that the SVN version of the excellent file_column plug-in can create
thumbnails using the url_for_image_column helper.
This uses Rmagick to create the thumbnail... Quick question...
Let''s say the file is a TIFF image - can the helper create a JPG version of
the thumbnail for display in the browser?
Curious if the plug-in can handle that transform with some creative use of
the
2007 Feb 13
4
PDF Thumbnail - RMagick
Hi,
I need to create a preview of a PDF upload to a CMS I''m building. Does
anyone know how to create a thumbnail of the first page of a PDF using
RMagick?
Any ideas welcome,
~ Mark
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2009 Apr 16
6
Using Paperclip::Processor and RMagick to sharpen my thumbnails
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
2011 Dec 29
1
rmagick and imagemagick
I am having issues loading imagemagick and rmagick on webfaction.
I have installed a rails app called balder that organizes images.
my main problem is that i can''t seem to upoload the image sthrough balder.
balder uses imagemagick and rmagick
when i use the console and do this:
irb(main):003:0> require ''RMagick''
=> nil
I don''t think rmagick is
2008 May 15
9
Squeegy Fleximage Routing
Hello people,
I''m using squeegy fleximage for my site right now and having some
difficulty to achieve some things. Updates photos are saved in created
at date generated fom like : '' /images/2008/05/14/22.png '' . However
this route is not accessible through the browser and I don''t know how
to add it in my routes.rb knowing that the dates will change everyday.
2006 Mar 27
14
Image manipulation/resizing server-side?
I''d like to implement a system in a Rails app where I allow the user to
upload an image file, and then the app takes that image and manipulates
it, saving a thumbnail, small, and original size version of the file to
the server.
How would I go about doing that?
Thanks,
Jeff
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2007 Jan 17
18
mongrel memory usage ballooning and process stomping
Hi,
I have mongrel 0.3.14, with ruby 1.8.5, rails 1.1.6 and mongrel cluster
0.2.1, on debian sage 3.1 with apache 2.0, and fastthread 0.6.1.
I am load balancing 3 mongrel processes using the random port trick.
When I start mongrel the processes have about 60MB, but after some hour of
usage the memory ballons upto more than 180MB and the site becomes terribly
slow. Forcing me to restart mongrel
2006 Jun 23
2
polymorphic challenge
Hello All,
I have a little challenge and I am not sure if this is even possible
I am working on a dating/event site and few functionalities are similar
that I want to centralize them.
We have users which can have
- favorite users
- interest list
- blocked users
All these relations are like;
User <-> Relation <-> User
I was thinking I could have a class called Relation (with a
2006 Mar 22
5
foreach item in column
Hi there,
I have a database with phonenumbers, and I want to make a function
that runs a command for each of these numbers, with the number as an
argument
Something like this in Perl:
system("/bin/command $number");
mysql> select * from numbers where list = "one"
+----+----------+----------+---------------------+-----------+
| id | number | name | email
2006 Jun 18
10
acts_as_enumerated
Hello All,
Any one using acts_as_enumerated? I need help using (I like that it
caches values in memory)
I am working on a dating website and there are lots of options I want to
store as enumerated like
Status; divorce, single,
Sex: male, female
Eye color; blue, brown, green....
and lots more....
But I do not wanna keep them in seperate tables, and wanna keep them all
together.
Anyone has a
2006 Mar 27
3
RMagick and thumbnails
I''ve based my code on the Agile example for uploading files, pages
362-365. I''ve successfully loaded the Picture object to the database,
but I come unstuck when trying to replicate this for a thumbnail version
of the original image:
thumbnail = Thumbnail.new
thumbnail.name = ''thumbnail_'' + @picture.name.to_s
2006 Apr 25
3
limiting options in file_upload
Does anyone know if it''s possible to set constraints to the size & type of file that file_column will accept?
I''d like to limit to image files of less than 2MB.
If this isn''t possible with file_column, is there a graceful way of getting the controller to handle it?
thanks
dorian
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2006 Mar 05
4
Resizing images and creating thumbnails
Hi,
1. How to resize an image uploaded by a web form before saving it to the
disk? (i need all uploaded images to have similar size)
2. How to create thumbnails? Is it enough if i specify small size of the
image in html or would the image look horrible? Can i do it somehow in
''realtime'' using javascript? Or is it best to create thumbnail as a
separate file?
3. How to get