Something related to visual data files

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1
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2answers
15 views

downloading images from webpage with different links

I am trying to download all the images from a webpage. The images are included as follows: <img src="https://alwaysSamePart.com/SomeRandomLinkThatVaries.jpg"> How should I parametrize my wget ...
3
votes
3answers
1k views

How to install BPG (Better Portable Graphics) on Linux Mint 17?

How do I install BPG (Better Portable Graphics) on Linux Mint 17? I downloaded the tar.gz file from Fabrice Bellard's website. The ReadMe file says, Edit the Makefile to change the compile ...
4
votes
6answers
1k views

Image viewer with auto-reload on file change?

Are there any image viewers which will auto reload the view when the image file is written to? I normally use debian variations of linux however appreciate all answers related to any "Unix & ...
0
votes
1answer
14 views

Display images in console (curses)?

What approach can be used to display an image in a console (no X windows)? For example, I can use curses/ncurses to divide a console into different panes, but in some situations I would like to ...
0
votes
0answers
13 views

ARM inforce IFC6540 not booting?

I created an image of the OS on the 64GB SD card by using dd. I did something like sudo dd if=./iforgot of=/media/usb/os/os.image I can't remember the exact stuff I wrote, but I do have the os.image ...
0
votes
1answer
24 views

NEF/RAW images too small in geeqie

A while ago I encountered this issue with my favourite Viewer geeqie. My RAW files are displayed too small and I assume it's just the thumbnail which is shown, not the actual image. (It used to work ...
2
votes
2answers
4k views

How to rotate an image in gs

How can I rotate an image with ghostscript? I am visualizing eps to screen. I am using the command: gs image.eps
7
votes
3answers
1k views

Irfanview alternative

I'm looking for some very simple image viewer with the following functionality: fast start next/previous navigation (in directory) full-screen mode reasonable format support keyboard controllable ...
2
votes
1answer
61 views

Cropping images using ImageMagick results in all output files (TIF) of same size?

I am scanning a rare old book (cookbook) for archiving using my Canon LiDE 110. The scans are .TIF files, and I want to batch crop them for uniformity, et cetera. This is how I am doing the batch ...
2
votes
3answers
69 views

merge two image folders

I have two image folders on my desktop both with around 600 images each. Both folders have some duplicate images and some images with the same file name. How do I merge both together - I do not mind ...
2
votes
1answer
49 views

Sort & organize a huge heap of photos [closed]

I have 168307 jpg photos in one folder - result of a recovery from an accidentally formatted hard drive. Casual browsing shows that 80% of files have been recovered ok, most even have valid EXIF data ...
0
votes
0answers
15 views

Error while installing linux-image-server and linux-image-gerneric

For a web program, I need to install these things: linux-image-server linux-image-generic With the version 3.13.0-37-generic + Here is my command in Debian 7, 64-bit: sudo apt-get install ...
38
votes
9answers
98k views

What is the fastest way to view images from the terminal?

The terminal is very fast and convenient way to quickly access directories and files (faster than find and click on the directory). One thing that it cannot show in text-mode is "pictures". What ...
3
votes
1answer
27 views

Semantic querying of local data

Just got told to find some specific pictures for a calendar as a gift. I have thousands of pictures and looking through all of them is annoying. I just realized that the requirements of the images ...
1
vote
0answers
14 views

Command to render all images in a dir into one browser window, from term?

Command to render all images in a dir into one browser window, from term? What's a good command from the terminal (I'm running OSX 10.10.2) to render all images in a directory into one browser ...
0
votes
0answers
12 views

What Linux tool can I use to measure font sizes in a PSD file?

I've tried gimp (clicking the texts with the Text tool), but it doesn't work (adds a new text instead of focusing on the existing one). The font information is already there (I've asked a friend with ...
0
votes
1answer
60 views

How to get a position of a specific image within another image?

I have many PNG screenshots with an identical piece of graphic in each of them. The piece has the same dimensions in all of the images. What command line program can I use to find the position of it ...
1
vote
0answers
365 views

Using wget to download images in facebook conversations

This looks a bit harder than usual. I'm a new wget user and I was thinking that maybe it's possible to login into Facebook and download images from a specific conversation. I mean, I'd like to tell ...
4
votes
3answers
220 views

How do I find all square images in a directory

The images are stored in JPEG and PNG files. I want to get a list of those of them that are square.
11
votes
4answers
3k views

Change file created date from JPEG EXIF metadata

When uploading to an ftp site, the original file create date seems to be lost, and I get the upload date instead. However, the Exif data in the file is correct. Is there a tool to batch change the ...
1
vote
2answers
1k views

How to convert multiple XCF files to PNG?

I have a folder with a lot of xcf files which I want all to be converted to png files, at best via a one-liner from bash. How can I achieve such a task?
3
votes
2answers
581 views

How to find all images containing any text?

I got a lot of images, and I need to find, which of them contain any text in English (to delete them). Is it possible to do it automatically?
9
votes
6answers
7k views

shell command to get pixel size of an image

Is there a shell command that returns the pixel size of an image? I'm trying to produce an animated gif starting from different gifs with different sizes using convert (e.g. convert -delay 50 1.gif ...
1
vote
2answers
200 views

what is best directory for storing uploaded files / images from my website

i am building a webpage where a the user can upload images. i am going to use the file-system to store my images. i was wondering what is the best directory to hold such data? is it /var/ directory? ...
0
votes
0answers
30 views

imagemagick: compositing images with fractional X/Y offsets

Using a one-line imagemagick command, how can the offset of a destination image be defined in relation to the size of the source image? The following command superimposes two images with absolute ...
0
votes
1answer
66 views

MimeType Desktop entry for all image files

I want a desktop entry like MimeType=image/ETC to create a context menu action in Dolphin (File Manager in Linux Mint KDE) that would appear only for images. To the question "Is there a generic ...
9
votes
4answers
5k views

How do you binarize a colored image?

My friend has an colored image with Chinese handwriting (basically by taking photo of or scanning what he wrote on a piece of white paper), and he would like me to convert it into a black and white ...
4
votes
2answers
727 views

PNG viewer that can display text chunks metadata

Is there a PNG viewer that can display text chunk metadata? Ideally, I'd like a way to view arbitrary chunks.
5
votes
1answer
333 views

How to preview image in tmux in iTerm2

iTerm2 is able to display images within the terminal. I'm using the imgcat script and it works fine, but when I'm inside of tmux it does nothing. Is there a way to be able to preview images inline in ...
13
votes
4answers
6k views

Command line convert webp to jpg?

I'm using ubuntu 12.04. I've installed libwebp2 & libwebp-dev So far, no example found on the net of converting webp to jpg. Some webp files can easily converted by using imagemagick with ...
0
votes
2answers
97 views

creating gif animations

I read some where it was possible to create a gif by adding frames to it in a browser. Does that mean on the server you can add frames to it by using cat? Are there other file types that are so ...
0
votes
0answers
69 views

Metadata preservation when modifying images with ImageMagic

I want to resize, convert or resize + convert images in JPEG, PNG and TIFF in each direction: jpg → tiff, tiff → png, etc. And I want to use -flatten as well. What does ImageMagick do with the ...
1
vote
2answers
3k views

How to put a background image on GRUB?

I found some images on the internet about some GRUBs with a background image, I would like to do something like that too, but how? I have GRUB2.
4
votes
2answers
302 views

Converting and rescaling a lot of png images to jpeg

I have a lot of .png images in a folder. Is there a command (or software) that can convert all them to .jpg and (simultaneously) rescale the created .jpg files to 25% of their original size?
0
votes
0answers
256 views

Images (e.g. with Clonezilla) of Windows and Linux on a UEFI computer

I use Clonezilla with success for many years to make images from partitions that host Windows 7 or smaller and Ubuntu and other operating systems. Making images and restore them was easy for me. But ...
11
votes
7answers
2k views

Options to show images when on the console

When I am on the console (the tty, the virtual terminal, which you reach with Ctrl+Alt+F1-6, not a terminal emulator), what options do I have to view images, tiff, whatever that's not text?
0
votes
2answers
38 views

Create a Linux image

Good Afternoon Everyone! First off I am a Linux nooby, been doing windows administration for several years but recently our company has decided to start deploying RHEL servers. Anyways I have spent ...
0
votes
0answers
67 views

Download Hotlinked Images from Forum from Command Line

From the command line, is it possible to download linked images posted on forums? I want to enter the forum thread url and maybe stipulate which image hosts to detect. Also some threads will have ...
0
votes
0answers
33 views

How to Transport a Mono Development Environement using Docker

I am developing a Mono Application and i want to run it on several Linux Machines . I have to set up Mono Development Environment on each machine and it can take a lot of time. I read that it is ...
3
votes
0answers
134 views

Replace a image in a PDF using command line

I need to process some PDF files. The task consists in exchange a given image file by another. My first problem is how to replace a PDF image from command line in a batch process. Next I'll try to ...
2
votes
1answer
525 views

For Loop for Google Image Downloading Bash Script

I have a bash script which downloads images from Google Images. This is the command I use: bash getimages.sh 3 rocky%20mountains That command will download the 3rd picture in Google Images. To ...
0
votes
1answer
64 views

Hard Disk Clone Image Size

I've created an image backup for HDDA (partition) from HostA and saved on HostB ssh -c blowfish user@ip-or-hostname "dd if=/dev/sda1 | gzip -1 -" | dd of=sda1.gz conv=sync,noerror The HDD size is ...
6
votes
2answers
2k views

How to draw a single pixel in a terminal?

Until now I used characters to draw images, shapes etc in a terminal. Is it possible to draw a single pixel? Let's say: foo 1 1 red This will draw a red pixel at the coordinate (1, 1). Is there ...
3
votes
2answers
354 views

Convert all non-JPG images to JPGs

What command can I use to convert all images in a folder which are not JPGs (PNG and BMP primarily) to JPG? I'd also like the conversion quality to be 100%. And I'd like the converted images to ...
0
votes
1answer
140 views

Resizing/Processing only images in folder larger than specified height? [duplicate]

I have a folder with JPG images, some of which have a height dimension larger than 1900 pixels. I need a command that will ignore the images with a height dimension lower than 1900 pixels, while ...
1
vote
2answers
274 views

shell script to get collect pixel size of image

I'm trying to create shell script that returns the largest picture in total dimensions pixel size? For example: I have many directory over 7000+, each directory have images: dir_1/ picture_1.png = ...
2
votes
2answers
592 views

How to batch resize all images in a folder (including subfolders)?

I have huge, 12GB, gallery on the server, full of images in various subfolders. Those files are too big and not used in full resolution. I need to resize all the images down to 820px wide (keeping ...
0
votes
3answers
49 views

How can you determine image size from a command line?

I want to keep a collection of images (which arrive via RSS) on a shared network drive (for anyone to have SFW desktop backgrounds). However, some of the images that arrive are absurdly small (85x75, ...
0
votes
0answers
33 views

viewing 16 bit images in feh

I prefer to view images with feh because of its rendering speed. However, 16 bit tiff image files appear completely black when loaded by this application. Are such images amenable to display by feh ...
8
votes
2answers
596 views

Are there any comic book authoring programs?

Is there any software designed to assist with creating comic books? The basic features needed are pre-drawn frames around the panels and the ability to easily drag and drop characters into the scene, ...