ImageMagick is an open source software suite for displaying, converting, and editing raster image files.

learn more… | top users | synonyms

3
votes
3answers
667 views

Why do PDF documents open with ImageMagick?

Query shows evince is my default handler. But, double clicking a pdf file opens ImageMagick. A pdf file's Properties shows ImageMagick as the default handler. Why is this happening ? After ...
1
vote
2answers
861 views

blurry images with mogrify & convert

Does anyone know why this image is so blurry? I did a convert from pdf to png and it turned out like that. Before deleting imagemagick and it's entire toolset from software-center most of my image ...
0
votes
2answers
1k views

can't install cpan module Image::Magick

This question still has no solution (scroll down to "EDIT 5" to see the actual status) I am trying to install Image::Magick on my headless Ubuntu server Ubuntu 14.04.2 LTS # cpan install Image::...
2
votes
1answer
1k views

ImageMagick “convert” command cannot use fonts!

convert -size 300x50 xc:none -font Arial -pointsize 20 -gravity center -draw "fill white text 1,1 \"$1\" text 0,0 \"$1\" fill black text -1,-1 \"$1\"" $WATERMARK_FILE Above command results following ...
1
vote
1answer
88 views

Why are the images produced by pdfimages different when using the -all flag?

It's my understanding that pdfimages -all extracts images from PDFs in their native formats. Therefore, I expected that the JPG (lossy) images extracted from that command would have the same pixel ...
1
vote
1answer
38 views

Auto Photo Crop

I want to crop photo black background with command line This command didn't help: convert input.png -trim output.png My image
1
vote
1answer
55 views

Mirror photo directories and reduce file size

I backup our family photos to my home Ubuntu 14.04 server, to a Samba directory at /srv/photos. I want to be able to view them by visiting a web page, to browse through them, and have created a php ...
1
vote
1answer
65 views

Scale down image such that it fills a square of 100x100

I want to create thumbnails for all images of a folder. I also want the images to fit in a square of 100x100 pixels. So after scaling the images down, while the smaller side needs to be 100 pixels, ...
1
vote
1answer
67 views

How can I create an animated GIF in Ubuntu using a set of images?

I have a set of about 500 JPEG images. The collective size of the set is about 60 MB and each image has the dimensions 480 x 270. I want to convert these images to an animated GIF. I have attempted ...
1
vote
1answer
48 views

Resizing pictures

Currently running Ubuntu 15.04. I am trying to resize a set of photos which original size of each is 3906*2602. Whether I try with darktable or mogrify specifying 1920*1080 I end up with 1621*1080. ...
1
vote
1answer
151 views

How do I fill certain percentage by height of an image using ImageMagick commands in ubuntu?

I have an image with around 20% of its bottom filled with white color. But the image has some dots of other colors than white. I have 100s of such images which I would like to remove those dots from. ...
1
vote
1answer
243 views

Extract icons from EPS file

I've got a grid of icons, stored in EPS file. There is something like 80 icons in there. I need to extract them from the file. Is it possible using imagemagick or something like that, without ...
1
vote
1answer
1k views

How to display a yuv image on ubuntu

how can I display a yuv image on ubuntu? I have installed "Image Magick" on ubuntu, but when I try it, it said I must specify image size: display ~/Downloads/tulips_yuv422_inter_planar_qcif.yuv ...
0
votes
1answer
107 views

Load full screen image on boot and then close it

Is there any way (maybe with ImageMagik or something) to load a full screen image from a shell script and then close it? I have a media PC that loads kodi, mythTV and a few other things. I was hoping ...
0
votes
1answer
75 views

batch “convert” into jpg with nice alpha flatten

I would like to batch resize and convert to jpg a few png files. But some pixels are transparent, and some are half transparent; I would like the transparent ones to be white, and the half-transparent ...
0
votes
1answer
58 views

ImageMagick works as root, but not with PHP

I am brand-spanking-new at Ubuntu. I have my first webserver at Digital Ocean, build with Serverpilot. I just installed ImageMagick and it works when I SSH into the machine. However, when I try to ...
0
votes
1answer
882 views

Resizing with imagemagick error message

I am experiencing one particular problem using imagemagick: Everytime I try to resize a certain .png or .jpg by typing the simplest command convert bbb.png -resize 200×200! bbb.png I get this: ...
0
votes
1answer
159 views

How to compile PythonMagick against custom lib path

I want to compile latest PythonMagick. I am able to compile older one compatible with Ubuntu 14.10 libs, but this version is not sufficient. First step was compile recent imagemagick packages itself ...
0
votes
1answer
219 views

Trying to add timestamp to image but keep getting error unknown image property “%[exif:DateTimeOriginal]”

I want to put timestamps on all images in a directory based on the date created/modified. I've seen a bunch of methods like this and this, but they all use the code %[exif:DateTimeOriginal] which ...
0
votes
1answer
52 views

Are FFMPEG, Imageshack Included on Ubuntu Server?

I'm finally setting up my own server for my two websites and I'd like to know what image and video applications are included in Ubuntu server, such as FFMPEG, Imagemagick, etc.
0
votes
1answer
319 views

Accessing image module for python in ubuntu

how do i access the ImageOps module for python in ubuntu 12.4. I wanted to use inbuilt image processing functions but m unable to acess those.Can someone tell me that how do i aceess that module.there ...
0
votes
1answer
2k views

Installing php imagick to xampp

I am trying this: sudo apt-get install imagemagick libmagickwand-dev sudo pecl install imagick And I getting an error at the end like: /tmp/pear/temp/imagick/imagick_class.c:9534:2: error: 'struct ...
1
vote
0answers
10 views

Slideshow of Image Folder whose files increase

I am trying to stream video from my webcam to a series of images, process these images through a bash script that uses convert (imagemagick) and then output them to a folder. I have been successful ...
1
vote
0answers
196 views

MiniMagick::Error ImageMagick/GraphicsMagick is not installed

When I SSH into my instance and run convert -version or mogrify -version it recognizes ImageMagick but when I try to upload an image, I am receiving an error. conver -version convert -version ...
1
vote
0answers
48 views

How can I prevent `convert` from causing my system to grind to a halt?

When I run ImageMagick to create an animated GIF from a large number of images, it uses resources such that my i7 system becomes unusable. Within seconds of starting, everything freezes and, ...
1
vote
0answers
46 views

Combine multiple images with X and Z coords

I'm working on terrain for a game, and the output I chose in the terrain generation software is 256 1024x1024 tiles that I need to combine into one big .png. I've tried running some image stitching ...
1
vote
0answers
516 views

ImageMagick convert problem, command killed or silently exits

Im having peculiar problem with the "convert" command on Precise hosted on Linode. I am trying to convert a pdf to a memory persistent cache file *.mpc using the following command: $ convert -density ...
1
vote
0answers
494 views

Integrate ImageMagick & MagickWand with php ubuntu 12.04

I have installed both ImageMagick and MagickWand in my ubuntu system by refering to the detailed instructions provided in Install ImageMagick From Source and MagickWand For PHP. When I chack whether ...
1
vote
0answers
98 views

Why won't `import` correctly capture the inside of a window rendered in OpenGL, while `scrot` will?

I have been experimenting with OpenGL recently, and I decided to take a screenshot of one of my fancy triangles with import, which is part of imagemagick. However, on two different computers, one ...
0
votes
0answers
55 views

Relation of CUPS printer driver to Imagemagick?

Why does installing CUPS automatically install imagemagick ? On this 16.04 64-bit platform there does not, and never will, exist a need for deliberate imageprocessing. foo2zjs handles file conversion ...
0
votes
0answers
54 views

Thunar custom action ImageMagick mogrify not working

I was trying to add this imageMagick command to Thunar custom actions. Here is the code mogrify -alpha off -fill "rgba(211,47,47)" -colorize 100% -alpha on %f What the command do is recolor a ...
0
votes
0answers
167 views

no decode delegate for this image format `JPEG @ error/constitute.c/ReadImage/501._100x100.png

I want to compare uploaded image from database and for that purpose i am using hash comparison and Imagemagick in my code i resize image and convert the type of image to png but when i create the ...
0
votes
0answers
18 views

confused with Image size between Imagemagik and Inkscape

I'm going to resize pictures, when I use Imagemagik and get information about picture through this command: "identify myfile.jpg" it shows it's size is 1648x2312 but when I import that picture to ...
0
votes
0answers
96 views

How can I prevent ImageMagick's convert from locking up my system?

I have a decent 4-core i7 computer with 8 GB of RAM and 45 GB of free SSD space. When I run ImageMagick's convert program on a PDF, it briskly consumes vast amounts of resources such that the computer ...