I included the time command to calculate the runtime. Here is the command: $ time convert earth.jpg -resize 180x180^ -gravity center -extent 180x180 earth_filled_1.jpg
![imagemagick repage imagemagick repage](https://www.examplelab.com.ar/images/2021/como-recortar-tiles-con-imagemagick/imagenes.png)
Any overflow will be discarded, and if the image is less than 180px, it will be scaled up. I will use the convert command to resize and then center fit the resulting image into a 180×180 pixels box. If your installation is below v6.3.8-3, then you will need follow the alternate method below which still uses the convert command but will execute additional steps to achieve a similar result. In my ImageMagick installation, I have version 6.6.9-7 which means that it has a new resize fill feature which will resize and fill the pixel area specified. $ convert -versionĬopyright: Copyright (C) 1999-2011 ImageMagick Studio LLC Go to your unix shell and issue this command to find out which version of ImageMagick you have. Method #1įirst, let’s get comfortable with the convert command line tool which will be doing all the image manipulation work.
#Imagemagick repage how to
In this article, I will show you how to prepare any image for displaying in a contact sheet format programatically with the help of ImageMagick’s convert command line program.
![imagemagick repage imagemagick repage](http://www.fmwconcepts.com/misc_tests/arc_invert/i3nc0kf.jpg)
This means that there will be some re-sizing and possibly cropping operations behind the scenes. The requirement calls for making each image display nicely in a 180×180 pixels square. The challenge here is, since the images are aggregated online, I do not know what the image type or dimension will be.
![imagemagick repage imagemagick repage](https://blog.awm.jp/2016/01/06/2.jpg)
A contact sheet is a fixed grid (m x n) of images where every image is the same size. I had a web application requirement to display online aggregated images in a contact sheet format. How to create contact sheet images with ImageMagick – convert, re-size, and crop images.