ImageMagick is an open source image editing software suite for displaying, converting, and editing raster image files. It supports read/write for more than 100 image file formats.

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33
votes
5answers
46k views

Creating a GIF animation from PNG files

Is there a tool to create a gif animation from a set of png files? I tried the convert command from the ImageMagick suite, but this doesn't always succeed. Also, I have several issues with this: I ...
20
votes
7answers
43k views

How to convert TXT to PDF?

I want to convert .txt files to .pdf. I'm using this: ls | while read ONELINE; do convert -density 400 "$ONELINE" "$(echo "$ONELINE" | sed 's/.txt/.pdf/g')"; done But this produces one "error" -- ...
8
votes
1answer
1k views

Omitting extension with find?

I need to create thumbnails from multiple .png files and would like to do this using ImageMagicks convert utility. To recursively find all files that are not thumbnails themselves, I am using the ...
16
votes
4answers
33k views

pdf to jpg without quality loss; gscan2pdf

When I convert a pdf file to bunch of jpg files using convert -quality 100 file.pdf page_%04d.jpg I have appreciable quality loss. However if I do the following, there is no (noticeable) quality ...
4
votes
2answers
1k views

Extract even-numbered and odd-numbered pages of a PDF into two separate PDFs

I have a PDF that consists of several hundred pages of bilingual text. Since I need to use OCR on each language separately, I want to grab the even and odd pages and make two separate PDFs, using ...
1
vote
2answers
561 views

The following packages have unmet dependencies

Every time I try to use apt-get install or remove or purge on my Debian, I have this error pop up: The following packages have unmet dependencies: libimage-magick-q16-perl : Depends: libmagickcore-6....
27
votes
6answers
33k views

convert images to pdf: How to make PDF Pages same size

I did something like convert -page A4 -compress A4 *.png CH00.pdf But the 1st page is much larger than the subsequent pages. This happens even though the image dimensions are similar. These images ...
28
votes
5answers
47k views

How can I convert a PNG to a PDF in high quality so it's not blurry or fuzzy?

There are a lot of questions out there about how to convert a PDF file to a PNG image, but I'm looking to take a nice sharp PNG file and just basically wrap it or embed it in a PDF file without having ...
5
votes
1answer
4k views

How to convert, resize and center image with ImageMagick

I'm unable to center a converted *.png file with ImageMagick's gravity option. Gravity seems to have no effect in the following command. On the contrary it erases everything and the output becomes ...
2
votes
1answer
8k views

unable to open X server [duplicate]

I am trying to display the dimensions of an image and then resize them with a program my system says is there called Package ImageMagick-6.5.4.7-7.el6_5.i686 already installed and latest version. But ...
6
votes
3answers
2k views

Convert every pdf in the current directory to png

I want to write a bash script to convert every .pdf file in the current directory into a .png file. For example: $ls . a.pdf b.pdf $./pdf2png.sh Converting pdfs to pngs a.pdf -> a.png b.pdf -> ...
2
votes
3answers
2k views

How to mount a .jpg centered into a .pdf (using defined page size and borders)?

I'm looking to convert a .jpg into a .pdf, so that the .jpg is positioned at a certain location: centered on (say) an A4 page, with a minimum border of 30 pixels all around between image and page ...
5
votes
1answer
397 views

Ways to convert and combine image files into a pdf file?

I have about 190 image files (png and jpg) in a directory. For more information, each image has 2500 x 3072 pixels, and about 500KB. I use the command convert from ImageMagik to convert and combine ...
3
votes
2answers
738 views

Oneliner for slicing an image?

I'm looking for a oneliner command that would slice an image into given proportions. Say input would be filename and slice dimensions. Are there any standard command-line tools for this? I tried ...
1
vote
1answer
37 views

Multiple images on root window with ImageMagick

I don't run a desktop environment, but instead use a bare window manager (StumpWM). Thus, my usual method for setting a desktop background is to run display -window root <image file> from a WM ...