Questions about opening / editing / saving images using image-editing applications.

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13
votes
1answer
2k views

Does “diff” exist for images?

You can compare two text files very easy with diff and even better with meld: If you use diff for images, you get an example like this: $ diff zivi-besch.tif zivildienst.tif Binary files ...
3
votes
0answers
1k views

Gimp won't open PSD file: 'no such file or directory' [closed]

Trying to open a PSD file in Gimp, I get this message: Opening '/home/neils/Downloads/file.psd' failed: Error loading PSD file: No such file or directory The terminal output reads: (gimp:2785): ...
4
votes
3answers
161 views

Intelectual Property of files uploaded to Ubuntu One

Ubuntu, I am an artist thinking about using ubuntu one to back up my art / photos / other work. I have a very important question about the files and photos that I upload to Ubuntu one: Do I lose ...
22
votes
3answers
4k views

How can I instruct Nautilus to pre-generate thumbnails?

I have a large library of PDF documents (papers, lectures, handouts) that I want to be able to quickly navigate through. For that I need thumbnails. At the same time however, I see that the ...
1
vote
1answer
350 views

Is it possible to increase the size of thumbnails in the filename conflict dialog?

When the files being moved or copied are images, bigger thumbnails would make it easier to see the file contents and decide on how to solve conflicts. Is there any way the default thumbnail size in ...
0
votes
1answer
73 views

how to use comix to open image folders together?

I have an album containing many image folders. I want to watch them using comix directly, unfortunately i must open each folder one by one. How to open them together with comix?. or, do you have any ...
4
votes
2answers
495 views

Is there a quick way to convert camera raw files to DNG?

Before I switched from Windows to Ubuntu for my daily computing, I used Adobe's Photoshop Lightroom for processing photos from my DSLR. Adobe made it really straightforward to batch convert from ...
6
votes
2answers
82 views

Can I get an image containing both Ubuntu Desktop and Ubuntu Server?

I am a professor teaching operating systems. The students find it convenient to use a GUI in Ubuntu. However, after installing Ubuntu Server, they have to install Ubuntu Desktop. This requires ...
0
votes
1answer
4k views

Grub Customizer doesn't change image background

I use the latest version of Grub Customizer (3.0.2) and Ubuntu 12.04. On "appearance settings" I changed the background image and the font, but once I reboot the system they don't appear on grub, ...
0
votes
1answer
448 views

Cairo Dock: White outline on selected icons?

I installed Cairo Dock and it's working fine, but I'm seeing a white outline on selected icons. I've searched, but cannot find the file (s) associated with this outline. Any ideas? Thanks!
4
votes
1answer
139 views

Why are the images noisy and low quality system wide? Why do the color profiles not activate?

I'm relatively new to Ubuntu (12.04) and I'm now trying to decide if the system is usable for serious photography work. So far I love Unity and the snappiness of the system but there are some problems ...
1
vote
0answers
29 views

Why does Ubuntu only boot when I have the installation USB stick plugged in? [duplicate]

Possible Duplicate: Can't boot without Flash Drive plugged in I made a USB image from Ubuntu's main website, for Ubuntu 12.4.1, and it installed and ran perfectly off the harddrive. It ...
2
votes
2answers
141 views

How to start Image Viewer in front?

I use image viewer on the gnome shell. Yet when I am in file manager and open an image, the image opens in the background. How to start in front of everything else?
2
votes
2answers
642 views

wget fails to download an image [duplicate]

Possible Duplicate: wget downloads corrupt JPEG file I'm trying to do a script so I can set this image as background and update it each 10 minutes, but I can not even download the image: $ ...
2
votes
0answers
45 views

What is the best way to image Ubuntu for multiple computers? [duplicate]

Possible Duplicate: Best way to clone an installation (copying to identical hardware) What is the best way to image one Ubuntu install for multiple computers?
2
votes
1answer
107 views

Specific image viewing app

I am trying to find the lightest possible image viewing program to perform a very specific task. I have a large folder of images in various formats (jpg, png, gif). I want to view these images in a ...
3
votes
1answer
250 views

Use image as video stream?

I want to use an image as a video stream source in flashplayer, for websites like ustream. Preferably something light on memory/cpu. From what I've read, xawtv might be able to create a fake ...
-2
votes
0answers
42 views

Clone 320GB Hardrive [duplicate]

Possible Duplicate: How to make a disk image and restore from it later? Backup : Ubuntu 12.04 Precise Can i clone 320gb hardrive with Ubuntu installed onto a 8gb PenDrive. I have ...
1
vote
2answers
4k views

How do you mount an hd image made from ddrescue?

Today I used ddrescue to make an image of a failed hd. I stored this image on a separate partition on my 500 Gb hd. The partition is: sda8 and the filename is backup.img. The image was of an hd that ...
1
vote
1answer
492 views

How do I create a dd image of multiple filesystems in Xubuntu 12.04?

I have four filesystems with various samples files on them that I want to combine into a single dd image, how would I do this using dd? Should I be using something else other than dd? Thanks.
0
votes
0answers
15 views

How to Upgrade from 9.04 to 12.04 using a CD or an iso image? [duplicate]

Possible Duplicate: Can't upgrade ubuntu 9.xx to 12.04 I have ubuntu 9.04 installed and im having a CD and iso image file of ubuntu 12.04. is there any to update 9.04 using a CD or ...
0
votes
2answers
389 views

ubuntu-12.04-dvd-amd64.iso only 1.6G?

Is it normal? The old Ubuntu DVD used to be 3.9 GB or more, has a lot of stuff for off-line users really, so what just happened?
2
votes
1answer
414 views

Do I need to backup my swap partition?

The thing I wonder why I am not able to see swap area of ubuntu in clonezilla. I want to create an image of my ubuntu. However, I cannot find the swap partition of ubuntu to image it. Thanks.
0
votes
1answer
281 views

Python Popen Image Viewer

Using a Python script, I want to be able to open an image and close it on ubuntu. Looking at the answer here: ...
1
vote
1answer
190 views

How to automatically add meta-tags to screenshot?

I was wondering if there is a way to automatically add a given meta-tag to the screen-shots taken on pressing print screen key. It would really be a time-saver because I upload many screen-shots to ...
0
votes
1answer
121 views

Problem with Gtk.Image

i am having a problem with a Gtk.Image. I use the set_from_file() function to add the image to the Gtk.Image but the image is not displayed! Instead the broken icon is... The image exist and i can ...
3
votes
1answer
653 views

How do I backup the pre-installed Windows before installing Ubuntu?

I want to install only Ubuntu on my new laptop. But before that, I would like to make a backup of the Windows OEM installation on my laptop and then later, in case I wanted to sell the laptop, I would ...
2
votes
4answers
3k views

Merging two pictures

Is there a tool in Ubuntu to automatically merge two images having a common strip? I need to scan a large image, which will not fit at once in the scanner. I was thinking about scanning it in two ...
3
votes
2answers
1k views

Is there a GUI to convert/extract images to/from pdf?

I mean something like a graphical interface / front end for Imagemagick or a simpler application that would allow converting/extracting images through the interface (not in the Terminal).
1
vote
1answer
125 views

Why my computer fails when converting many images in Imagemagick with one command?

After updating to Precise had a few times the following mishap: when I try to convert to pdf many (100, 200) jpegs or pngs, my system gets completely stuck and need hard reboot. Or, more fortunately, ...
0
votes
1answer
822 views

Load and show an image from the web in Python with Gtk 3?

I'm writing an app on Ubuntu 12.04 with Python and GTK 3. The problem I have is that I can't figure out how I should do to show a Gtk.Image in my app with an image file from the web. This is as far ...
2
votes
2answers
398 views

Is there any possible way to recover JPG images from a specific period of time?

Yesterday, during data transmission to an external hard drive, all data has been lost due to unexpected HDD crash. I've tried to use PhotoRec for a specific partition, it retrieved over 50 000 images, ...
1
vote
0answers
44 views

How to create disk image/clone [duplicate]

Possible Duplicate: How to make a disk image and restore from it later? I am not sure what is the difference between image and clone but I have just installed fresh system on my laptop and ...
1
vote
3answers
889 views

How do I easily resize a wallpaper for my screen?

I like to use wallpapers from Interfacelift but not all the wallpapers are my screens resolution and I was wondering what the best/easiest method would be to resize then to fit onto my resolution. I ...
1
vote
2answers
157 views

Why do the wallpapers I put in the 'Pictures folder' never save?

I was in the appearance settings and I added some of my own custom wallpapers. It was all good, until I went back later only to find that all of the images I have imported where gone. Every time I ...
0
votes
1answer
186 views

Navigate Thru Pictures in a Compressed File without extracting

Is there a way to view pictures that are inside a compressed file (suppose .rar) withour having to extract all them? Example: when i open a certain rar file that contains pictures, if i double click ...
0
votes
2answers
130 views

Wallpapers other than default are not appearing as background after restart

I'm using Ubuntu10.4 along with windows 7 and I'm changing wallpaper other than default but after restarting the system, screen remains completely black..
2
votes
1answer
1k views

How can I determine the size of an image from the command line?

I have an image called ZEAKR.jpg. How can I know its size and format from the command line?
0
votes
2answers
504 views

How do I show an animated gif in the app I am developing?

I am developing Discvur, a simple Imgur viewer, for the Ubuntu App Showdown. Therefore I use quickly + Glade + Gtk + Python. PyGObject instead of PyGtk would be highly appreciated. I would like to ...
1
vote
2answers
374 views

How do I include basic image editing in my python application?

I am making an application for the Ubuntu App Showdown and I want to include basic image editing like adding black and white, grey effects etc to the image. But I don't know how to do that. I have ...
0
votes
1answer
262 views

command line tool for smush.it?

Is there a command line tool for the smush.it webservice? I know there is a jar that you can download. But i'm looking for something i can just install with the ubuntu package manager, aptitude.
1
vote
1answer
285 views

Images not working with Glade?

I am sorry if it appears that I am spamming, I am just trying to learn as much about Ubuntu development as possible. I have this basic Quickly app set up and working fine. I have one image on the ...
0
votes
1answer
758 views

Resizing images with same pixel ratio

Using ubuntu 10.10. I want to resize images keeping the same pixel ratio. Currently i have images with 300*300 .Now i want to crop the images but want that the ratio 300*300 be maintained. Which ...
1
vote
2answers
662 views

Why opening Ubuntu's default wallpaper (warty-final-ubuntu.png) in Image Viewer always fails?

Everytime I try to open Ubuntu (any version, since from 8.04 with which I started) default wallpaper, named "warty-final-ubuntu.png", I get the following error. I have also reported bug for the ...
2
votes
3answers
633 views

Software for Imgur image upload

Is there any software that can help me upload images directly to imgur.com. Command line softwares would be more appreciated.
0
votes
1answer
22 views

Submitting some snapshots of nature from my collection

I want to submit some of snapshots of nature taken by me to ubuntu in order to put it in the main ubuntu operating system as background pictures. May I do so? What's the procedure? I will be waiting ...
4
votes
1answer
1k views

How to divide an image in X equal parts

I am working to create a Google group for Ubuntu but one thing I want to do is create the main image that goes in the top (The one that divides into 5 pieces). How can I divide an image horizontally ...
0
votes
1answer
302 views

How to unpack a tar file into a blank disk image?

I'm trying to unpack a tar file in to a disk image which I created. I have no idea how to do it, Since the disk image .img is not a directory. Can anyone give some suggestions? By the way, I have ...
0
votes
2answers
3k views

Downloading error “Could not retrieve the required disk image ”

When I try to download Ubuntu 12.04 using the Windows installer (Wubi) through a proxy server which requires proxy authentication, after I choose the Ubuntu installation size, username and password, ...
0
votes
2answers
945 views

Convert via terminal CRW format to JPG or PNG

How can I convert CRW format images to JPG or PNG via terminal. tried convert and mogrify with no luck. It gave a weird corrupted error while processing the CRW files but I can view them fine using ...