ImageMagick convert crop

Cutting and Bordering -- IM v6 Examples - ImageMagic

python imagemagick crop imagemagick-convert wand. Share. Follow asked Feb 13 '15 at 9:57. delaye delaye. 1,215 20 20 silver badges 43 43 bronze badges. Add a comment | 3 Answers Active Oldest Votes. 5. Python's wand library offers a unique crop alternative. Using wand.image.Image[left. ImageMagick convert rotate crop. Ask Question Asked 6 years, 3 months ago. Active 4 years, 5 months ago. Viewed 3k times 7. 1. The rotate option in ImageMagick's convert tool rotates the image but adds background color to fill the gaps. I'm looking for a way to rotate and then crop the largest rectangle containing content of the image.. Using ImageMagick: $ convert -crop 800x1000 image.png cropped_%d.png Will create a sequence of files named cropped_1.png, cropped_2.png, and so on. References. Tile Cropping, sub-dividing one image into multiple images; ImageMagick v6 Examples -- Cutting and Borderin convert -crop x_sizexy_size+x_offset+y_offset inputfile outputfile the different dimensions in the image we want to crop are shown below let's try running the Imagemagick crop command on this image to crop away all of the blue area, leaving only the red Use ImageMagick ® to create, edit, compose, or convert digital images. It can read and write images in a variety of formats (over 200) including PNG, JPEG, GIF, WebP, HEIC, SVG, PDF, DPX, EXR and TIFF. ImageMagick can resize, flip, mirror, rotate, distort, shear and transform images, adjust image colors, apply various special effects, or draw.

Imagemagick convert resize then crop - Stack Overflo

  1. It is sometimes convenient to crop an image as they are read. Suppose you have hundreds of large JPEG images you want to convert to a sequence of PNG thumbails: magick '*.jpg' -crop 120x120+10+5 thumbnail%03d.png. Here all the images are read and subsequently cropped. It is faster and less resource-intensive to crop each image as it is read
  2. ImageMagick and auto-cropping. Imagemagick is an open-source collection of graphics utilities which includes the convert command. This command makes it possible to scale, compress and otherwise manipulate images of many different types, including both bitmap (jpeg, gif etc.) and vector formats (pdf etc.). It used to be possible to crop images.
  3. That command looks like this: convert hubble_huge.png -crop 5120x2880 -quality 80% hubble-%d.jpg. Most of this is self-obvious, but the last bit, hubble-%d.jpg, looks a bit odd. This is the output filename, and the %d appends a sequential digit to make each filename unique. Aside: The %d isn't an ImageMagick feature; instead, convert supports.

To crop the image from centre: convert myPhoto.jpg -gravity Center -crop 200x200+0+0 +repage newPhoto.jpg. The -gravity south option states that I want the crop to start at the bottom of my image. The -chop 0x25 states that I want to cut 25 pixels from the height. mogrify -gravity south -chop 0x135 *.jpg This option is new as of ImageMagick 6.5.4-3 (and now working for Windows users in ImageMagick 6.6.0-9). It transforms an image from the normal (spatial) domain to the frequency domain. In the frequency domain, an image is represented as a superposition of complex sinusoidal waves of varying amplitudes To crop part of multiple images and convert them to another format: $ mogrify -crop WIDTHxHEIGHT+X+Y-format jpg *.png . Where WIDTH and HEIGHT is the cropped output image size, and X and Y is the offset from the input image size.. Screenshot taking. An easy way to take a screenshot of your current system is using the import(1) command: $ import -window root screenshot.jp ImageMagick can do a lot of different graphics editing tasks and it even can create new images from the command-line. It can be incorporated into shell scripts, batch files or through other programs for automatic processing of images. convert -crop 200x200+100+10 \-resize 600x600 \ image.jpg cropped_and_resized.jpg Annotating Images

ImageMagick - Command-line Tools: Conver

ImageMagick - Command-line Tools: Convert

convert -crop - ImageMagic

Resizing or Scaling -- IM v6 Examples - ImageMagic

The convert command. The main work-horse of ImagicMagicK is the convert command which can be used for various image manipulation task such as resizing, bluring, cropping and more. Change file type. One of the simplest things you can do with ImageMagick is change the file type of an image Trimming whitespace with ImageMagick. Raw. trim_whitespace.py. . A script for cropping whitespace around images using ImageMagick. It finds all images within a directory and its subdirectories and calls. ImageMagic's convert/trim command to crop them, storing the results in an output. directory (by default `cropped`) The ImageMagick suite of tools offers many ways to change or manipulate images. It can deal with lots of popular formats, such as JPEG, PNG, GIF, and more. The mogrify command is part of this suite. You can use it to resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more. Using parallel with mogrif Which format you use doesn't matter much; ImageMagick will convert them to GIF. Once you've exported your frames, navigate to the directory where you've saved them. Then run the convert command to stitch your images together. For example: convert -delay 100-loop 5-dispose previous start.png end.png iamanimating.gi Use ImageMagick® to create, edit, compose, and convert digital images. Resize an image, crop it, change its shades and colors, add captions, and more

Often one has to crop excess margins from an raster image. Common image graphical editors have autocrop tool, but if many files need to be processed, opening and saving files one by one quickly becomes tedious. A better solution is to use convert tool that is a part of the powerful Imagemagick toolkit: convert image.jp ImageMagick: convert -crop & montage In reply to Michael Berg • 2 months ago 1 Michael Berg wrote: Hello all, I recently bought a vintage lens for my Fuji X-T4, and I was kind of excited not just to use it but to share my findings about the lens in terms of sharpness and other aspects.. convert flower_original.jpeg -crop 180x170+50+50 cropped_flower.jpeg Running this command will cut out a rectangular region of the image : Simply put, the -crop image operator will cut out the part of the image in the current sequence at the size and position we specify using the geometry argument

imagemagick - convert and crop image in tiles with python

  1. You've learned what ImageMagick's convert tool is, plus how to change file format, resize, crop, rotate, and add captions to images with ease. There is also a great deal of additional functionality available---try the convert -help option for a full list
  2. convert image.ext -crop heightXwidth+positionX+positionY* imagecropped.ext More can be found here. From the description on that ImageMagick page I was confused about the example where they have convert rose: -crop but you can just use it the way I mentioned above and it works fine. Solution no. 4
  3. [Message part 1 (text/plain, inline)] Package: imagemagick Version: 8: Severity: important (Severity set to important because this is some kind of unexpected corruption.) convert -crop doesn't just crop, but makes the output darker than the input
  4. The convert program is a member of the imagemagick(1) suite of tools. Use it to convert between image formats as well as resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more

Imagemagick crop center. How to crop image from center without resizing with imagemagick , If you are just trying to crop each image to one center part then use convert input. suffix -gravity center -crop WxH+0+0 +repage output.suffix. The most common use of a gravitated crop, is to crop the ' center ' of an image. convert rose: -gravity Center -crop 32x32+0+0 +repage crop_center.gif The. Scale, Crop scale convert -scale 50% old.gif new.png autocrop convert -trim cat.png cat.png crop convert -crop 853x368+0+56 old.png new.png. The 853 and 368 would be the new image's width and height. The 0 is the offset on x-axis, and 56 is the offset of y-axis. The x and y axes's origin starts at the upper left corner

ImageMagick 7

ImageMagick convert rotate crop - Stack Overflo

ImageMagick provides a lot of features that you can apply to an image like: - get detailed image information - resize, crop image - flip and rotate image - Read more ImageMagick is a free software that lets you create/edit/convert images via command line $ convert original.jpg -resize 500^> -gravity center -crop 500x500+0+0 -strip cropped.jpg Resize and crop, but can adjust offset of where to crop: $ convert -crop 100x100+50+50 input_image.jpg output_image.jp

How to split an image vertically using the command line

  1. ImageMagick has a ton of options and functions, and finding a good combination of these can be tricky. Two main ImageMagick settings are of interest to us, convert and mogrify. Both of these perform similar operations, but mogrify is intended to be used with multiple files at once, while convert handles only one image at a time
  2. Imagemagick adapted personal notes. Most times when I want to do something on several images I use artscript, a small GUI tool to automate most common, and not so common, imagemagick operations.It makes a breeze to prepare a set of images to display on one or several output sizes and formats. artscript backbone is imagemagick command line program, mainly what artscript does is compose the.
  3. crop(options, callback) Convenience function for resizing and cropping an image. crop uses the resize method, so options and callback are the same.crop uses options.srcPath, so make sure you set it :) Using only options.width or options.height will create a square dimensioned image. Gravity can also be specified, it defaults to Center. Available gravity options are [NorthWest, North, NorthEast.
  4. g image manipulation operations. convert is one such tool in the ImageMagick tool suite, that facilitates the conversion of images between various formats. It also provides options to resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more
  5. Convert converts an input file using one image format to an output file with a differing image format. In addition, various types of image processing can be performed on the converted image during the conversion process. Convert recognizes the image formats listed in GraphicsMagick(1)
  6. Fred Weinhaus offers Fred's ImageMagick Scripts. Convert a set of images into a single PDF document convert page-*.png -adjoin document.pdf crop GE ultrasound images to protect anonymity. Video from a GE ultrasound imaging system comes out at 640x480
  7. How to Batch Edit Using ImageMagick Mogrify. The command-line processing required by ImageMagick might make you feel overwhelmed at first, but rest assured, we'll walk you through the entire process. In ImageMagick, you can use the magick mogrify command to blur, crop, resize, re-sample, or format all of your images at once. This is an inline.

In the imagemagick docs I found an example for composing an image with a ripple effect so ended up trying that as well. First, a ripple mask is created: convert -size 667x1000 gradient: -evaluate sin 60 image-previews-wave-gradient.jpg. The 667x1000 should correspond to the widthxheight of the image. The mask is then used to displace the pixels. ImageMagick. ImageMagick functionality is added by configuring with the plugin. maintain aspect ratio '2000@' # resize so max area in pixels is 2000 '400x300#' # resize, crop if necessary to maintain aspect ratio (centre gravity) '400x300#ne' # as above, imagemagick, convert_command:.

[ImageMagick] Couper (crop) ou recadrer une image sans

Imagemagick provides the convert tool that can be used to do various complicated image processing tasks. Convert All Pages of PDF File to Images. Use convert to convert PDF pages to images with the following command: convert -density 150 presentation.pdf -quality 90 output-%3d.jp A5 landscape size is 210mmx148mm. With a 1cm border (i.e. 10mm) that means the image should be 200mm wide and 138mm high hence an aspect ratio of 1.45 - and your original image (4288x2848) is slightly wider: 1.51 aspect ratio. You'll have to crop it first to 4130x2848 so as to have the same aspect ratio. You could do that by simply using -extent e.g.. convert in.png -extent 4130x2848 out.pn Imagemagick in python is a software tool which is used to convert images from one format to another format. It is also capable of reading and writing images of different formats. Imagemagick can read and write images in over 200 different formats such as JPEG, PNG, GIF, PDF, TIFF, SVG, etc. Due to its versatility, it is widely in use convert -crop 640x240 filename.jpg filename_crop.jpg to crop the lower 120 rows to get 640x240 .jpg files. I can use another tool (like web service) to convert them to .ppm files at least. But ImageMagick's manual isn't so kind. For example it says:-define format:option define one or more image format option

Batch Crop Images With Imagemagick - deparke

  1. Apple have announced that all of their devices running iOS 11 and macOS 10.13 will support HEIF (High Efficiency Image File) format. From Wikipedia: High Efficiency Image File Format (HEIF) is a file format for individual images and image sequences. It was developed by the Moving Picture Experts Group (MPEG) and is defined by MPEG-H Part 12.
  2. The convert command can also quickly resize an image. The following command asks ImageMagick to resize an image to 200 pixels in width and 100 pixels in height: convert example.png -resize 200x100 example.png. We've used the same file name here, so ImageMagick will overwrite the original file. ImageMagick will try to preserve the aspect ratio.
  3. ImageMagick is a robust collection of tools and libraries to read, write, and manipulate an image in any of the more popular image formats including GIF, JPEG, PNG, PDF, and Photo CD. With ImageMagick you can create GIFs dynamically making it suitable for Web applications. You can also resize, rotate, sharpen, color reduce, or add special effects to an image and save your completed work in the.
  4. convert [input-option] input-file [output-option] output-file OVERVIEW The convert program is a member of the ImageMagick(1) suite of tools. Use it to convert between image formats as well as resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more
  5. Portable ImageMagick 7.0.11-1. ImageMagick® Portable is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 200) including PNG, JPEG, JPEG-2000, GIF, TIFF, DPX, EXR, WebP, Postscript, PDF, and SVG. Use ImageMagick to resize, flip, mirror, rotate, distort, shear and.
  6. Use convert program (it is an executable installed as part of Imagemagick suite of tools): convert *.{png,jpeg} -quality 100 outfile.pdf In general case you can combine more files into one pdf file with including them inside {} and separate them with a single comma. adding -quality VALUE to keep quality after conversion

ImageMagick - Convert, Edit, or Compose Digital Image

What is ImageMagick. ImageMagick is a free and open-source software that was created in 1987 by John Cristy to create, edit, compose, or convert bitmap images.. It can read and write over 200 image formats, including PNG, JPEG, GIF, HEIC, TIFF, DPX, EXR, WebP, Postscript, PDF, and SVG convert [input-option] input-file [output-option] output-file. Overview. The convert program is a member of the ImageMagick(1) suite of tools. Use it to convert between image formats as well as resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more

ImageMagick [rg], is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF, JPEG, JPEG-2000, PNG, PDF, PhotoCD, TIFF, and DPX. Use ImageMagick to translate, flip, mirror, rotate, scale, shear and transform images, adjust image colors, apply various. ImageMagick provides an easy option with it's convert command to set the quality of an image. You can do it like this: This command will reduce a 3MB file to less than 300KB. The quality option 75 provided in the command could be thought of as reducing the quality of the image to 75%, or by 25% This tutorial demonstrates how to create animated GIFs from a PNG sequence using ImageMagick and the command line on Linux. What you are seeing is a seizure inducing animation that we created for our series, Superusers: The Legendary GNU/Linux Show, which I strongly encourage you to watch if you are interested in Linux, free open-source software, and the surreal Use ImageMagick 's -chop operator as follows to remove 20 rows of pixels from the bottom: convert image.png -gravity South -chop 0x20 result.png. Change to -gravity North to chop top 20 rows. Change to: convert image.png -gravity East -chop 20x0 result.png. to crop from right side, note that the 20 pixels are now before the x separator

Crop and resize images with bash and ImageMagick. Not wanting to repeat myself I have written a small bash script to handle the parallel processing of the post images for this site. This involves resizing, cropping and then compressing the images ready for the web. Currently the script supports both JPEG and PNG images for all these operations Use ImageMagick® to create, edit, compose, and convert bitmap images. Resize an image, crop it, change its shades and colors, add captions, and more HowTo: Circular Crop with ImageMagick. Aug 15, 2019. Pontifications. See How can I combine these commands to achieve circular crop in ImageMagick? Gotta try this with my Berlin July 2019 photos and then make a collage of these circular crops! Cod I need to resize and crop all images in the specific directory using linux command line and ImageMagick. I have a directory with 100K jpg images dimensions 264x198 pixels, which need to be resized to 176 pixels width and cropped to 176x110 from the top

Hello All, We recently converted an access 97 DB to Access 2007. We had a function that would crop a picture once we click a button. However that function isn't working in 2007 Can someone look at the code below and let me know if there's anything need to be change. Private Sub Crop_Click() Dim · Where is the error? What line is yellow? What is the. Either way, you must install ImageMagick so you can run convert command line in Terminal. Open the folder you want to batch processing all the images. If your folder name called images is located on Desktop, you'll need to enter cd ~/Desktop/images/ in Terminal. ImageMagick have a built-in option to crop images according to sizes and coordinates It's easy to do with ImageMagick: convert big_image.png -crop 100x100 tile%04d.png - Glenn Randers-Pehrson Apr 22 '14 at 11:47 1 For those finding this from a search: take a look at Image->Zealous Crop (Autocrop unused space from edges and middle) ImageMagickでリサイズの組み合わせ. 縦横比を維持せず、指定されたサイズに伸縮. convert -scale WxH! inputfile outputfile. 縦横比を維持して、両側をクロップ. convert -resize WxH^ -gravity center -crop WxH+0+0 [+repage] inputfile outputfile. 縦横比を維持して、両側の余白部分は塗り潰す.

Learn how to do extensive image manipulation with the ImageMagick commands. Also learn how RMagick can be used in combination with CarrierWave to process uploaded images. brew install imagemagick convert -version convert octocat.png -resize '70x70^' -gravity center -crop '70x70+0+0' -quantize GRAY -colors 256 -contrast source.png composite. STEP 5 - Run ImageMagick. Run this command inside your Windows command prompt: magick convert orig-2.png -transparent #ffffff transparent.png. This command says, Use magick to convert convert our file orig-2.png. Invoke the -transparent option so that all white pixels, which are all pixels which have the the hexidecimal color #ffffff, become. convert DSC_0001.JPG dsc0001.png convert *.bmp *.png. The first command would convert a single file (DSC_0001) from JPG to PNG format without changing the original. The second would do this operation on all the BMP images in a directory. If you want to see the formats ImageMagick can work with, type: identify -list forma Install ImageMagick. ImageMagick is a free, and open -source image editing suite for viewing, editing and converting image files. ImageMagick can easily be installed through the Ubuntu official repositories using the apt-get command. Open the Terminal application either through the system Application Launcher search or the Ctrl+Alt+T shortcut.

ImageMagick - Command-line Processin

Sure, you can open up a graphics program like GIMP and resize an image, but what if you want to resize 10, 50 or 200 images? ImageMagick's convert program is just what you need.. I a previous article, I started a series on working with ImageMagick on the command line, but then I had to stop and deal with the massive migration project of moving my AskDaveTaylor.com site from one server to. ImageMagick (TM) is a free software suite to create, edit and compose bitmap images. It can read, convert and write images in a large variety of formats. Images can be cropped, colors can be changed, various effects can be applied, images can be rotated and combined, and text, lines, polygons, ellipses and Bézier curves can be added to images and stretched and rotated ImageMagick provides a suite of command-line utilities for creating, converting, editing, and displaying images: display is a machine architecture independent image processing and display facility. It can display an image on any workstation display running an X server. import reads an image from any visible window on an X server and outputs it as an image file

ImageMagick and auto-croppin

convert Available for Backward compatiblity with ImageMagick's version 6 convert(1). Essentially, it is just an alias to a restrictive form of the magick(1) command, which should be used instead. mogrify Resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more Subject: imagemagick: cache resources exhausted while trying to crop big tiff, -limit option does not fix it Date: Mon, 16 Jan 2017 13:17:22 +0700 Package: imagemagick Version: 8: Severity: important Tags: upstream Dear Maintainer, *** Reporter, please consider answering these questions, where appropriate *** * What led up to the. Imagick::colorFloodfillImage — Changes the color value of any pixel that matches target. Imagick::colorizeImage — Blends the fill color with the image. Imagick::colorMatrixImage — Description. Imagick::combineImages — Combines one or more images into a single image. Imagick::commentImage — Adds a comment to your image convert [input-option] input-file [output-option] output-file OVERVIEW¶ The convert program is a member of the ImageMagick(1) suite of tools. Use it to convert between image formats as well as resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more

Put the following in a bat file in the same location as your image you want to crop. C:\Program Files\ImageMagick-7..8-Q16\magick.exe convert +repage tileset.png -crop 64x64 cropped\croped_%d.png. To make it work for you, change 'tileset.png' to whatever your image is called. Next, change '64x64' to whatever dimensions you want your image to. ImageMagick is a command-line tool for image conversion and processing. The software feels a bit anachronistic because it has no GUIbut to its credit it does a fantastic job, is available for Windows, Mac and Linux, and is entirely free so everyone has a shot at using it.. Installing ImageMagic varies by platform and is beyond the scope of this guide, so head over to the ImageMagick. ImageMagick is a free and open-source software suite for image editing. It is my go-to command-line tool for converting, modifying, and editing images. While your Adobe Creative Cloud Suite might be capable of doing all the same things, ImageMagick has all the benefits of a command-line tool, namely better reproducibility, and efficiency when converting lots of images. Did I ment Display, convert and edit raster image and vector image files. ImageMagick is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 100). Use ImageMagick to resize, flip, mirror, rotate, distort, shear and transform images, adjust image colors, apply various special effects, or draw text, lines, polygons, ellipses and.

How to auto-crop huge images with ImageMagick The

If I understand it correctly the second method, read modifiers, means ImageMagick takes the image does the crop/resize then puts the result in memory. The first way the image (full sized, original image) is loaded into memory first and then the crop/resize done With ImageMagick, you can convert IDL PostScript output into all kinds of image output using its convert command. The PostScript set-up commands I use ( cgPS_Open and cgPS_Close ) are designed to work with ImageMagick directly (if it is installed properly on your machine) to produce both PostScript files, and the corresponding JPEG, PNG, or.

Batch Crop Images using ImageMagick by Victor Leung Mediu

  1. Imagemagick to create favicon.ico with 16x16 and 32x32 sizes in it. Raw. make_favicon.sh. # IE is still braindead so still use favicon.ico. convert -resize x16 -gravity center -crop 16x16+0+0 -flatten -colors 256 input.png output-16x16.ico. convert -resize x32 -gravity center -crop 32x32+0+0 -flatten -colors 256 input.png output-32x32.ico
  2. ImageMagick is a lightweight piece of software that allows provides you with an intuitive environment to create, edit, compose and convert bitmap images.. Comes with an outdated interface, but can.
  3. ImageMagick is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 100) including DPX, EXR, GIF, JPEG, JPEG-2000, PDF.
  4. pdftoppm command - Portable Document Format (PDF) to Portable Pixmap (PPM) converter (image format). convert command - Convert between image formats and resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more. We can use the same tool to convert images to pdf again
  5. Download ImageMagick Portable - Advanced graphic editor with a simple GUI for basic operations and multiple CLI tools for conversion, identification, comparison, and other
Download ImageMagick 7

ImageMagick is a free and open-source application through which we can manage (i.e. create/edit/convert etc.) raster graphics.Currently, ImageMagick Studio LLC manages the application development. Furthermore, it was first released on August 1, 1990. In this article, we would discuss how to install ImageMagick in Ubuntu 20.04 LTS release.. At the time of writing the latest stable release is 7. The solution I found is ImageMagick — a command-line image manipulation program, available for Windows, Mac and Linux.Unless you are a server administrator, you probably never thought of resizing images using command line. However, after switching to command line, I never looked back at Photoshop for batch resizing Display, convert and edit raster image and vector image files shapes and recognize patterns in images ImageMagick is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 100). Use ImageMagick to resize, flip, mirror, rotate, distort, shear and Read mor Development of ImageMagick began in 1987, authored by software engineer John Cristy. Today, ImageMagick is a default component of many Linux and BSD operating systems, and is freely available for Microsoft Windows, macOS, and iOS. Features and tools. ImageMagick's features are divided into individual tools, each with a command ImageMagick can convert, transform, draw, decorate, animate, and composite images. It can be used from the command line for quick needs or built into a more complex software suite. This guide will cover some of the most magical features of ImageMagick and provide examples of how to use it to solve everyday tasks

With ImageMagick (IM) you can crop your image, change its shades and colors, and add captions, among other operations. Basic image manipulations. IM packs a nifty utility, convert, that can handle this. In addition to changing the size of an image, convert can convert it from one format to another. You have the option to use ImageMagick directly from the command line, or you can use the features from programs written in your favorite language. ImageMagick Features: Format conversion: convert an image from one format to another (e.g., PNG to JPEG). Transform: resize, rotate, crop, flip or trim an image ImageMagick has many modules that can be loaded, but for the purposes of InMotion's hosting servers, the main commands available are convert and mogrify. These commands can be used through PHP using a native extension called Imagick ImageMagick - create, edit, compose, or convert bitmap images. ImageMagick is an open source software suite to create, edit, and compose bitmap images. All manipulations can be achieved through shell commands as well as through a graphical interface. The software can read, convert and write images in a huge variety of formats (over 100.

Imagemagick crop and center / Stoyan's phpiedNoggin Box - Using ImageMagick to make a composition of艦これ一覧めいかー(仮?) - mattintosh notecrop columns out of dictionary page - ImageMagick