Questions tagged [images]

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2
votes
1answer
58 views

Pack images into PDF

I have many screenshots which were all taken under the same conditions: Same display resolution, same display scaling, PDF viewer at the same size, PDF zoom level the same, etc. They are of different ...
0
votes
1answer
774 views

Bulk Resize images in sub directories with Imagemagick

I'm trying to resize all images in a directory and sub directories. I have this script which I got from here: Use mogrify to resize large files while ignoring small ones and adjusted to: identify -...
0
votes
1answer
316 views

how to come back from fullscreen mode in gpicview

In an image browser called gpicview ( http://lxde.sourceforge.net/gpicview/ ) I can enable fullscreen mode by pressing a button with a square and four arrows. But how can I disable the fullscreen mode?...
1
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0answers
59 views

How to split an image with offset using ImageMagic? [duplicate]

I planning to print a large map(6400x15360) and I want to split that image to multiple images(1123x794). I found that -crop 1123x794 do that but How I can add offset so it will be easier for me to ...
2
votes
1answer
389 views

How to extract delimited blocks of text from a file and have munpack decode them?

I am trying to recover the attachments in an email file that was recovered from my harddisk crash. The file is essentially a concatenation of messages, including the attachments in base-64 encoding. ...
1
vote
1answer
312 views

Is it possible to create with FFMPEG a series of pictures with continuously shorter duration?

The most simple slideshow is just a sequence of pictures with each being displayed for the same amount of time. I would also like to make a sequence, but more complicated with respect to the duration:...
1
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0answers
97 views

Cloning Machines joined to Domain using SSSD

We are using Amazon Web services and have a number of Debian boxes that are registered to our domain. I want to clone these boxes, change there hostname and rejoin them to the domain without impacting ...
1
vote
1answer
191 views

tiff2pdf is auto-rotating my image

I am using: tiff2pdf -ox.pdf x.tif to generate a PDF from a TIFF. Why does the PDF show up as rotated 90 degrees left? I am using tiff2pdf version 3.9.5 on Solaris. I don't see any options to ...
2
votes
1answer
380 views

How to mount BlindWrite B6T/B6I image on Debian Jessie?

I got a BlindWrite B6T / B6I image (two formats, first is descriptor, the other is data ) that I would like to mount on Debian Jessie as a virtual disk. I was looking around for how I could ...
6
votes
2answers
200 views

How to find y-axis joint similarity in two pictures?

I want to merge two pictures but I do not know how to find the cut location in y-axis by any Linux/Unix tools, but here ImageMagick as the first idea. Any approach is welcome: a programmatic solution ...
15
votes
2answers
2k views

How to cut image by top 30% in Unix?

I want to cut 30% from the top of the image. I know the thread How to cut a really large raster image into smaller chunks? but there is no successful approach because I cannot find a distance measure ...
0
votes
1answer
62 views

how to cut & paste and duplicate images

With the help of this forum I have managed to name my images with Exiftool by their unique date and time. My problem is that I have dozens of folders with hundreds of images in each folder combined ...
1
vote
1answer
26 views

Any software to modify within images? Not just things like the size of the image

Lets say I have two jpg files. I want to create a series of images, where I move one of the images across the face of the other image. I can already do this in any number of graphical editors, but it ...
2
votes
1answer
296 views

How to add a custom GPS location to a picture?

Given a .jpg picture without associated GPS coordinates, how would you suggest to add custom coordinates to it?
2
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0answers
341 views

How to compress images using trimage?

I installed trimage to optimize images hosted on my websites with nginx However I'm getting the following error: [error] /var/www/resistfromday1.org/htdocs/wp-content/uploads/2017/01/video-anti-...
0
votes
1answer
2k views

Can't take a screenshot on Lubuntu 16.04

I am trying to take a screenshot in Lubuntu, but when i try to paste it on an image editor like GIMP it says "There is no image data in the clipboard to paste".
2
votes
3answers
10k views

How to view and play .mov files on Ubuntu 16.04 LTS

I just uploaded some files to my laptop running Ubuntu 16.04 LTS using Xender (which is great). The files are pictures and 1 video .MOV extension. When I try to view or play them, I get an error ...
0
votes
2answers
388 views

OCR software for equations to get LaTeX file

First of all, I apologize if this is not the right place to ask this, but I couldn't think of anywhere else (maybe Stack Overflow?). Anyway, I'm looking for a Optical Character Recognition software (...
1
vote
1answer
930 views

What format is this kernel image? Can not extract kernel code from it?

I got an android image which contains: -rwxr-xr-x 1 root root 69206016 Dec 16 17:01 cache.img -rwxr-xr-x 1 root root 6024864 Mar 23 2016 Image -rwxr-xr-x 1 root root 1108329 Mar 7 2016 ...
0
votes
2answers
504 views

Why exif Orientation does not force image horizontal? [duplicate]

I am trying to have some stability in image orientations but they differ in Debian image viewer/LaTeX and with image viewers. I do but it does not have an effect on the orientation of wrongly ...
2
votes
1answer
38 views

record image effects as animations

I've done only some very basic stuff with ImageMagick (mainly resizing, also messing with color filters a bit). Imagemagick has a simple example for overlaying images: convert anthony_1.jpg ...
1
vote
1answer
537 views

Can I change the core icons - Raspbian Jessie

Is it possible to change the raspberry pi icons on boot startup
1
vote
1answer
174 views

How to read XML input in lstopo

I have an XML output file from the lstopo command and I wanted to build a PNG file for it. Can I do this using the command line? Something like: lstopo -i out.xml -o abc.png Is something like this ...
1
vote
2answers
295 views

Deduplicate image files

[user@notebook foobar]$ ls *.jpg|wc -l 1959 [user@notebook foobar]$ cksum * | cut -d' ' -f-2 | sort | uniq -di | wc -l 698 [user@notebook foobar]$ There are many jpg files in a directory. Many of ...
7
votes
1answer
358 views

converting pdf pictures to png files makes pictures too small

I'm converting a bunch of pdf vector figures to png files. for f in *.pdf do convert -trim ${f} "${f}.png" done rename 's/\.pdf//' *.png But the dimension of the pictures are too small. The doc ...
4
votes
1answer
936 views

Tile with a lot of images from terminal

Suppose I have a directory with 30 images. Is that possible to create a big image using these images as tiles? Suppose all images have the same size, like 120x80 and I want to create a big image with ...
1
vote
0answers
468 views

How to open a gif without loop repetition with oeg

I use to open .gif file with eog -f myfile.gif The gif animation is however running in loop. What I want is to display the animation once and then quit. How to avoid this? Please also help in ...
1
vote
1answer
672 views

batch conversion of tiff stack to individual tiff images

Are there any CLIs that accept a tiff stack as input and write individual tiff images as output, preferably to stdout for piping directly to an image viewer?
5
votes
2answers
157 views

how to find images completely white?

I have checked that a lot of images in a website are completely blank, ie, 500x500 with all pixels white. All the images are in subdirectories of the images directory. How can I check which ones are ...
2
votes
1answer
2k views

Converting asciinema output to gif

Can I convert a .json file; generated by a program like asciinema; into an animated .gif?
3
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0answers
154 views

How to render geojson locally

I have some visualizations which consists of data in the GeoJSON format. I would like to render the features to a png file. There are some sites which provide this functionality. I have for example ...
0
votes
1answer
1k views

Change default image viewer

# ... def show(): """ Show image """ t = Twitter(auth=authen()) try: target = g['stuff'].split()[0] if target != 'image': return id = int(g['...
1
vote
0answers
49 views

f-spot on ubuntu 14.04 stopped displaying any pictures

For a while now, I've had a serious problem with f-spot on my Lenovo X250, which runs Ubuntu 14.04 with MATE. After a security and software update earlier this year, f-spot stopped displaying the ...
1
vote
0answers
356 views

Face Tool in Photo Management softwares Linux

Somehow, everywhere in the internet I see that the packages like F-spot, Shotwell and Kphotoalbum can detect faces in the photo library. But I have to say, after 1 day of round the clock research, I ...
1
vote
1answer
34 views

Using convert to create JPGs?

When I use convert image.png image.jpg to convert a PNG to a JPEG, does convert perform any lossy compression? How much?
-1
votes
2answers
169 views

How can I avoid always adding `-Y` parameter to `ssh` command for me to be able to run `feh` and display images

Situation: I frequently connect to one Linux Mint 18 machine, from Linux Mint 18, over SSH. I now have a need, without copying the files to me that is, to view pictures stored on the remote machine ...
1
vote
0answers
526 views

To Adjust Brightness-Contrast in Plane with Gimp/ImageMagick/…?

This kind of plane is a common tool used to view Rontgen pictures in Radiology. It exists as a standard in many RTG programs in hospitals. I would like to have a similar tool open-source for ...
1
vote
1answer
21 views

Preparing a Ubuntu install for sharing

I have a virtual version of Ubuntu running in VirtualBox. Currently I have lots of personal information in it. I want to share the virtual image disk with other developers, but I don't want them to be ...
3
votes
0answers
887 views

pdfimages wont extract all images

I'm using pdfimages to extract images from a PDF File. I've counted at last 10 images. But the program will only extract 4. pdfimages -all file.pdf i Generates -rw-rw-r-- 1 victor victor 61389 ...
0
votes
1answer
716 views

“Print” text file to images with layout from command line

I have long journal files that I would like to view as images. I don't want to have to screencap my text editor. I am using LibreOffice to Export them to jpg, but I have to do everything ONE. STEP. AT....
6
votes
3answers
1k views

Shell script to separate and move landscape and portrait images

I have a directory of jpg images. Is there a shell script (bash or zsh would be acceptable) that would move all landscape images into a directory, and all portrait images into another directory?
4
votes
2answers
175 views

How can I know the total size taken by specific kind of files in my hard drive?

I would like to know if there's a command that can tell me how much storage are the .jpg files (for example). Something like if I do find / -iname "*.jpg" which can add the size of each file found and ...
14
votes
1answer
5k views

Random image generator

I am generating random data and trying to convert it to a PNG image using : head -c 1MB < /dev/urandom | hexdump -e '16/1 "_x%02X"' | sed 's/_/\\/g; s/\\x //g; s/.*/ "&"/' | tr -d "\"" | ...
-1
votes
1answer
181 views

Detect WebP files

I am using Ubuntu and type doesn't seem to work for webp images: bash: type: test.webp: not found How can I discriminate webp images from the command line?
2
votes
1answer
221 views

Silhouette from an image

How can I create silhouette from an image in linux using the terminal? By creating silhouette I mean - how do I turn the RGB components values of an RGBA image to #000000, while preserving the alpha ...
4
votes
2answers
1k views

Exporting from digiKam album view to local filesystem?

In the album view I am able to select multiple photos and have the option to export to many many different types of destinations under the 'Export' menu (Dropbox, Flickr, Google Drive, Imgur, etc.), ...
3
votes
1answer
354 views

Unix way to extract vectorised image and its graph from a PDF file?

Data: one LHC thesis' page 16, where the picture is vectorised (most probably .eps). I am reviewing the answer here of the thread Software needed to scrape data from graph. I cannot find any tool ...
2
votes
3answers
2k views

Is there a way to see the dimensions of a jpeg file in linux using the command line?

I have some .jpeg images saved in a file in a cluster at school. I am at home using PuTTY to access one of the Debian nodes. I'm able to get to the folder with all the images but I need to see the ...
1
vote
0answers
79 views

How to preserve clearness while converting jpg to pdf file?

I would like convert a jpg file (a photo taken of two pages of a book) to a pdf file, with the goal of making the pdf file look like pages of a regular ebook file in terms of page size and ...
2
votes
2answers
4k views

How to display images in OSX terminal

How do I display images in the terminal? I am on Mac OSX mountain lion (10.8.5), and the answers in this question don't work on OSX. Is it possible at all?