ImageMagick is a set of command line utilities to modify, transform, and convert images. The utilities are available for all major OSes.

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191 views

Convert image to pdf a5 with not empty areas

I'm using this command mogrify -format pdf -page a5 iguana2.jpg to convert a jpg file into a pdf. The problem is that the result has a white border. I'd like the image to full fill the a5 page ...
3
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1answer
242 views

transparent gradients with graphicsmagick

I'm trying to create a gradient that goes from transparent to some color. With imageMagick you can do that with (taken from the documentation): convert -size 100x100 gradient:none-firebrick ...
3
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1answer
1k views

Building ImageMagick on OSX Lion and can't link libpng

I am trying to build ImageMagick 6.8.0-5 on OSX Lion with support for libpng. I am just using the standard ./configure make make install procedure. I succeed in compiling when I do not reference ...
2
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1answer
12 views

Unpaper only processing first page?

I'm trying to use unpaper to process some PDFs that I have. But unpaper only seems to process the first page everytime. I'm using Mac OS X Yosemite. Here's my process: I scan in the document in PD ...
2
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1answer
642 views

Convert file to 24bit bitmap

I'm using imagemagick convert to convert this image http://i.imgur.com/P1uqj9K.jpg to a bmp. However for some reason the tool I am using doesn't like the bitmap. If I save the image as a png and ...
2
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1answer
172 views

Does imagemagick support image scaling algorithms related to depixelization

I am currently using this plugin for Paint.NET that provides a number of image filtering functionality. http://forums.getpaint.net/index.php?/topic/23601-2d-image-scaling-algorithms/ I was looking at ...
2
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1answer
85 views

Converting images of different dimensions into a gif with maximum dimensions

I have a set of images for an animation, but not all of the dimensions are the same. Some may be 100x100, others might be 99x105, a few with 110x100, and so on. If I did a simple convert *.png ...
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1answer
26 views

How to change a program path/alias?

I'm not sure how it works on Linux, but you can type in program names such as ls, man, etc., in any directory and the programs are executed. I uninstalled an old version of ImageMagick and built the ...
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1answer
61 views

Can't get ImageMagick -fft to execute in Command Prompt

I downloaded ImageMagick (Windows 7 64-bit) and FFTW, and I can do simple commands but I can't use the -fft option. Commands are from the ImageMagickv6 examples. None of the examples with -fft work. ...
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1answer
217 views

Imagemagick batch converting memory overload

I must to convert about billion of images from jp2 to jpg... I create such .bat for /d %%d in (*) do ( for %%f in ("%%~d\*.jp2") do ( convert -limit memory 0 -limit map 0 "%%~ff" -quality 25 ...
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1answer
868 views

Macports Imagemagick Install for PHP

I'm trying to install Imagick for PHP via Macports and the PECL extension, based on the guide here: sudo port install ImageMagick sudo pecl install imagick I entered the opt/local path and setup ...
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1answer
174 views

ImageMagick command sometimes fails

I have an ImageMagick command that is something like this: convert "/path/to/photo" -set comment "(c) my company" -resize WxH miff:- | composite -dissolve 30 -geometry +40+138 -quality 80 ...
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1answer
543 views

Imagemagick convert creates monochrome output only

I have a book scan as a pdf. When I open it with Adobe Reader, it looks like grayscale. When I open it with IrfanView, it looks like grayscale, and the Information option tells me that the image is ...
1
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1answer
757 views

Tesseract OCR - Newbie Questions!

I just installed Tesseract OCR and was able to convert a TIF image to its corresponding text. The application seems fairly easy to use, but I am struggling finding the documentation that will help me ...
1
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1answer
313 views

How to make this imagemagick command work correctly?

# create a 2 color image from scratch to supply colors for mapping $ convert -size 10x10 xc:white -fill red -draw 'rectangle 0 0 5 5' \ -colors 2 +dither bicolor.gif # map 'em, Danno! $ convert ...
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1answer
65 views

Can't use the * with ImageMagick : I get “Invalid argument”

Using the example provided there : Combine multiple images using ImageMagick I type this in command line in windows 7 : convert -append a_*.jpg out.jpg This is the error message I get : ...
0
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1answer
59 views

How do I draw FontAwesome icons onto an image with ImageMagick convert command?

I have been writing text onto images with ImageMagick using the following method: convert input.jpg \ -fill 'rgba(255, 255, 255, 1.0)' \ -font arial.ttf \ -pointsize 140 \ -gravity Center \ ...
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1answer
228 views

imagemagick convert tiff degrades quality, how to prevent it?

I am using imagemagick convert to extract multiple tif images from a single tif file. But when I use the following command convert image.tif single%d.tif I get very low quality (sort of blurred) ...
0
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1answer
93 views

imagemagick draw text word wrapping

I have this script, which writes text to images. echo \\n"List? {y/n}" read cont if [ "$cont" = "y" ] || [ "$cont" = "Y" ] then rm -rf sponsors.txt ls *.jpg *.png *.gif -1 > sponsors2.txt ...
0
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1answer
116 views

Imagemagick text to file batch

I want to convert text to images, but the text varies. I would like to make this a batch job. This is my first stab at the problem: #!/bin/bash COUNT=$(ls -f *.jpg *.png *.gif | wc -l) for f in $( ...
0
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1answer
551 views

Batch convert with imagemagick jp2 to jpg

What command i need to run to put in img/ folder with same name on ubuntu jpg file with 35% quality converter from jp2? On windows i run such bat: for /d %%d in (*) do ( for %%f in ("%%~d\*.jp2") ...
0
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1answer
229 views

Can't Start Apache on on Snow Leopard. “libphp5.so requires version 13.0.0 or later, but libjpeg.8.dylib provides version 9.0.0”

To cut a long story short, I was trying to compile and get ImageMagick working on my Mac running Snow Leopard. One thing led to another and now I am stuck with the following error message when I try ...
0
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1answer
1k views

Installing imagick on OS X with MAMP 2.1.1

I sincerely hope someone here can help me before I lose all my hair. I'm developing a php web app requiring imagick extension and want to test it locally. I have os x 10.8.2 (Mountain Lion) and MAMP ...
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27 views

how to manage images in emacs org mode

I am considering switching from zim wiki to org mode for managing collection of web page pieces. Typically it includes images and texts I copied from a web browser. The question: 1 how to insert ...
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803 views

Using avconv to convert an animated gif to mp4 with sound

I want to convert an animated gif and a midi (music) file into a mp4 video. Is it possible? I saw a lot of topics on documentation, foruns and stackexchange sites, but I didn't find. It works with 1 ...
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164 views

How to apply clut (Color Lookup Table) using ImageMagick command line

IamgeMagick dcouments its -clut option as "Replace the channel values in the first image using each corresponding channel in the second image as a color lookup table...This operator is especially ...
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252 views

ImageMagick delegate library error

I have recently installed ImageMagick and I am trying to use it to convert postscript files to .gif images. I ran the post installation test: '/usr/local/bin/convert logo: logo.gif' This ...
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0answers
129 views

How to obtain a version of ImageMagick compiled for OpenCL (Linux)

For reasons I do not understand, ImageMagick requires a special compilation to make use of OpenCL drivers on the host machine. Does anyone know of a place where I can obtain a Linux version compiled ...
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37 views

ImageMagick: is there a way to get the same PNG from the same image on multiple platforms?

I have a script for converting game assets to multiple resolutions, via imagick, and when I run the same imagick commands on Mac and Windows (with the same version of imagick - ImageMagick 6.8.7-2), ...
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131 views

Best settings to convert massive pdf hiking maps to images using ghostscript/imagemagick

I did convert all of the Te Araroa Hiking Maps from PDFs to JPEGs so far. The original maps are 16-64MB PDFs, which take forever to load on my Android Phone. I converted them using Ghostscript and ...
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200 views

Using imagemagick or gifsicle to output GIF with specific filesize?

I have been following this online guide to convert a small video clip into image frames, then combine them together into a single animated GIF. The problem I'm having is that each GIF tends to be ...
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64 views

Gif output not as smooth when selecting a sequence of files individually

I have a sequence of images 001.png 002.png 003.png that I would like to combine into an animation. I used the following command convert -dispose 3 -loop 0 *.png out.gif And it looks ok. However, ...
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0answers
147 views

Convert SVG that has an Arabic text to png (or any raster)

I have an SVG file which has Arabic texts. When I tried to convert it to a raster format Arabic text became unicode signs. Latin letters are allright. I tried imageMagick and rsvg-convert. Both are ...
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297 views

can I remove imagemagick by deleting directories?

I posted this to StackOverflow, but probably belongs here. I'm on OSX Lion, trying to get back to basics so I can run RMagick in Rails 3.0, using rvm. When I tried to add the RMagick gem to Rails ...
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508 views

Installing an OTF Font under Ubuntu Server

I have an OTF Font I want to use with ImageMagick. Last time I had to install it on other machines, I copied it into /usr/share/fonts and ran fc-cache, then, convert -list font | grep "myfont" found ...
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0answers
728 views

From Illustrator to png with the help of ImageMagick

Currently I save my files in Illustrator as .pdf files so that I can use ImageMagick to manipulate the resulting images programatically (cropping, adding borders, resizing, etc) and convert them to ...
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37 views

Imagemagick - Blank Gif created when trying to combine PNGs

I've been working with imagemagick (Ubuntu 12.04/ImageMagick 6.6.9-7) and I've been using it to create animated gifs from a range of files using the following command inside a bash script. convert ...
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0answers
27 views

Imagemagick: Advanced JPG to PNG convertion

How could I do something like this with Imagemagick?: imagemagick -inuput:0*.jpg select-by-color:ffffff -threshold:15 -fill:fffff -mode:greyscale -mode:index:17 -output:Original_filename.png Using ...
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0answers
261 views

Creating and splitting large multipage TIFF images

I need to both create and split multipage TIFF images, ranging from 2 to almost 100 pages (A4, 300 dpi, 2500×3500 px). The job is performed periodically by a script on an x64 Linux server. Currently ...
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0answers
84 views

Toold for vector-to-vector conversions (SVG/PDF to EMF/EPS)

I used the convert of IM to translate svg to eps. But apparently ImageMagick rasterized it. Is there a mode to do vector-to-vector conversion? Inkscape does not reproduce transparent areas and ...
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0answers
30 views

How to create multiple images of montages using ImageMagick

I can create a montage from a folder of images using ImageMagick. Simple enough. However I have 100+ images that are about 640x400 a piece. I want to have a contact sheet of about 2 images by 3 ...
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0answers
57 views

Adding bleed margins to CSS sprites with ImageMagick

I have a CSS spritesheet with equal-sized sprites. I want to add a 1-pixel margin to each sprite, and extend each sprite's outermost pixel into that margin -- basically a full bleed effect for each ...
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0answers
357 views

ImageMagick 'convert' Doesn't Convert JPG to PNG

I'm trying to convert a JPEG to a PNG using ImageMagick. Should be easy, right? What am I doing wrong? ╭ ~/tmp2 ilesm@mb-ilesm.local ╰ % convert -version ...
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143 views

ImageMagick installing TrueType Font Support

I am trying to install ImageMagick from source, but I can not get it to install truetype. $ ./configure Option Value ...
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115 views

Automatically resize image on the shorter side regardless of orientation in imagemagick

Im struggling to resize an image regardless of orientation using imagemagick, is the program that terrible that a basic detection method is not even included? Do I have to now go and check the ...
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0answers
143 views

Hue/saturation adjustment by ImageMagick

When I scan a old book that is turned yellow, I remove the yellow by using Photoshop like this. open Adjustment -> Hue/Saturation select Yellows and set Lightness to 100 select Reds and set ...
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0answers
235 views

ImageMagick video filter for FFmpeg

I'd like to apply some non-trival video operations on a per-frame base. So far, I've been using shell scripts + ImageMagick + FFmpeg, decomposing the video into individual frames on disk, processing ...
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0answers
142 views

batch split note scans with automatic recognition of parts in page

I regularly use paper to make notes and concepts for most things, work and others. To be quick when having an idea I note them one after another, just to make sure I find things later, I use paper ...
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134 views

PhotoViewer.dll for Windows XP

I know it comes with Windows 7, but is there an equivalent standalone module for XP's "Picture and Fax Viewer"?
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495 views

Comparing two images: get the XY location of any differences found

I'm trying to compare two images using the ImageMagick Compare module; everything seems okay, but I want to know the exact XY locations of the 'differences' found. How can I get this? I already ...