Thumbnails are reduced-size versions of pictures/videos/PDF's, Used to help in recognizing and organizing them.

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1answer
13 views

Nautilus not generating thumbnails for GIF images in Ubuntu 15.04

No matter what I try (changing the preview options, deleting the thumbnail cache, etc.), Nautilus in Ubuntu 15.04 does not generate thumbnails for GIF image files. However, it generates a thumbnail ...
2
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0answers
35 views

Enable text file thumbnails in nautilus

In Ubuntu 15.04 (new installation, no upgrade) I cannot find an option to enable thumbnails for text files. In previous Ubuntu versions the first lines of a text file can be seen. Now in Ubuntu 15.04 ...
1
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1answer
32 views

Make nautilus to adjust icons size

In the following picture, I want nautilus to scale up mp3 icon so that it seems as same size as two other thumbnails. What I've done but seemed with no luck: Manipulating ...
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0answers
13 views

Video is auto rotated in Nautilus (Gnome) as a thumbnail and playback

I have searched everywhere for settings/plugins/program etc. to change this behaviour. If a video is filmed in portrait (or believes it is) it is rotated to this perspective both as a thumbnail and ...
7
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0answers
118 views

Disable thumbnail creation for specific folders only, but all users

I want to prevent my Ubuntu 14.10 to create and save thumbnails for a specific folder only. I am writing a program that creates great amounts of small graphics dynamically and I don't want to have ...
5
votes
1answer
159 views

Different nautilus thumbnails rendering for text files

I have Ubuntu 14.04 Gnome edition on both my laptop and the desktop; both are up-to-date but they have a different past-history of installations and upgrades. Now, text-type thumbnails are different ...
2
votes
2answers
79 views

How to generate thumbnails in advance (pdf mostly) [duplicate]

I have a rather large set of documents (150 GiB ~5000 files) and would like to know how to pre-generate thumbnails, preferably from the command line, so that when I navigate to the folder, I don't ...
3
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2answers
42 views

Is there any way to create thumbnails in the Trash folder?

By default these do not seem to be generated. I don't know if I can force the system to do it as they would be very handy to identify a wrongly deleted picture. I'm using Ubuntu 14.04.1 LTS
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2answers
53 views

Thumbnail Creation Cause 100%CPU

Opening folder with .jpg images or .mp4 or .mkv etc. causes 100% cpu utilization. Ubuntu 14.04, Lenovo T540P. I do not want thumbnails written constantly on my SSD. Using dconf editor I selected ...
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0answers
36 views

Custom thumnailers not working in trusty

For some reason, dconf editor is no longer able to customise thumnailers as explained here. I want to exclude pdfs and plain text thumbnails. I add ['application/pdf','text/plain'] to org > gnome ...
9
votes
2answers
217 views

Generate thumbnails for text?

I need to generate thumbnails for some text files. Obviously the system somehow has the ability to do exactly this (see the screen shot). Is there any way I can access these images and just copy them ...
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0answers
23 views

How to change preview image for file from command line? [duplicate]

If I open the properties window for some random file. If I click on the file icon in that window I can select a new preview image (thumbnail) for the file. This preview will be displayed in the file ...
0
votes
1answer
77 views

how to stop saving thumbnails in ~/.thumbnails

file manager keeps thumbnails in ~/.thumbnails even after the original photo is deleted. it's really annoying and i feel like it's insecure if some one can watch a photo that I've deleted. i want this ...
0
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0answers
34 views

Incorrect orientation of thumbnails in Nautilus (“Files”) using 14.04 [duplicate]

In Files 3.10.1 (formerly Nautilus) I display thumbnails when viewing a folder of images. If the orientation of some images is wrong (i.e. landscape format displaying as portrait, or vice versa) I ...
0
votes
1answer
46 views

Nautilus keeps re-creating thumbnails

I'm have a thumbnail problem on my Ubuntu 12.04 machine where my thumbnails won't stay deleted. I've gone through the following steps in an unsuccessful effort to permanently delete old thumbnails: ...
0
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1answer
61 views

Is There A Way To Disable thumbnails on Ubuntu 12.04?

Is there a way to disable thumbnails from being made (captured) on Ubuntu 12.04? I'm referring in: ~/home/xxxx/.thumbnails Thanks in advance.
1
vote
1answer
160 views

Can I safely remove tumbler in Xubuntu 14.04?

I have a similar problem to the one under this question: What is tumblerd? That program is one of the most CPU hungry I ever seen in Xubuntu/Xfce. I do not really need thumbnails preview and I might ...
1
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2answers
48 views

Permissions for thumbnailer on device

I'm developing an application for U-Touch that gets a thumbnail from a video in C++ code using libthumbnailer system library. The app does the thumbnailing perfectly in my computer, but when i try to ...
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0answers
200 views

How to manually generate video thumbnails?

I'm using Ubuntu 14.04 and I want to ask how to generate video thumbnaiils manually? In some videos, the generated thumbnail is the logo of the company (in the very beggining of the video), and not ...
4
votes
1answer
996 views

How to disable thumbnail generation?

For privacy and security reasons I want to disable the generation of any thumbnails in the ~/.cache/thumbnails folder (using Ubuntu 14.04 LTS). I already tried this (without success): In the ...
0
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0answers
21 views

How often is the thumbnail cache cleared? [duplicate]

I'm not sure which application is the culprit (Nautilus, with the help of another library, I would assume), but if you take a look at ~/.cache/thumbnails you will notice that Ubuntu stores the ...
3
votes
1answer
139 views

How can I exclude specific folders from thumbnail generation?

So I have a folder I would like Nautilus to skip generating thumbnails for because there are too many files and too many changes to it. I saw that we can disable thumbnails for a specific filetype ...
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2answers
2k views

Nautilus thumbnails don't appear in 14.04

This is a fresh install of Ubuntu 14.04. In Nautilus > Edit > Preferences > Preview I have "Show thumbnails" as "Local files only" and "Only for files smaller than" 100MB. Changing those settings ...
3
votes
2answers
97 views

An independently browseable database of large thumbnails?

I've googled about this for a while but to no avail. I have a huge amount of photos stored in several media and backed up in a cloud. Shotwell generates pretty large thumbnails which are quite good ...
0
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0answers
110 views

Thumbnails while searching folders on Xubuntu?

How can I see the thumbnails of my picture while browsing folders? When I triy to upload a picture I can only see their names. I'm using Xubuntu 14.04 right now.
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0answers
245 views

Disable text file previews/thumbnails in nautilus

Nautilus in 14.04 generates "thumbnails" of all text files in that it shows them all as the same, blank text icon. If I turn off thumbnails altogether, then it displays correct icons, but I need ...
2
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0answers
16 views

How to disable thumbnail preview for text file [duplicate]

I am using Ubuntu 14.04 but I miss one great feature of enabling and disabling preview for text file, so is their any way to do so?
1
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1answer
1k views

How do I enable thumbnails for 'webm' files?

I have thumbnails for every other file type just not .webm. Is there any way to enable them and if so, how would I do that?
0
votes
1answer
130 views

Disable thumbnails on Xubuntu

I am trying to obtain the highest performance from my Xubuntu system, disabling anything that I don't need. How can I disable thumbnails on Xubuntu?
7
votes
2answers
440 views

How to regenerate a specific thumbnail in Nautilus?

Sometimes I crop PDFs in order to have a one-page reading instead of a scanned two pages. However, nautilus keeps an old thumbnail showing the former front page. I know that I can delete the hidden ...
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0answers
149 views

Why did my Nautilus stop displaying thumbnails for text files?

I've chosen to have plain-text files displayed with thumbnails in Nautilus. However, this has suddenly stopped functioning the other day (after upgrading to Ubuntu 14.04 I guess). But there's no such ...
1
vote
2answers
174 views

Thumbnail Previewer not working for Large Images

I have over 500 images downloaded from Shutterstock so they are very large images, some over 10MB. Ubuntu will not show the thumbnail for anything above that file size. Is this a compiz settings issue ...
0
votes
1answer
126 views

MPEG2 Transport Stream (MTS) Thumbnails

I have one of these Sony handycams that produce MTS video files. Openshot can now edit them and MPlayer2 can play them, which is fantastic. But I have trouble knowing which is which in the file ...
0
votes
2answers
640 views

Photo viewer / File Manager thumbnails / photos

I started working @ a recovery data company and sometimes I have to manualy go through all the photo's and delete the ones that are not 100% correct. Something the thumbnail shows no problem with ...
0
votes
1answer
163 views

Failed to create thumbnail error fills gnome-session.log.1 to 50 GB!

Yesterday I got a message that my /home partition was full so I moved a 10 gb folder to a external hdd. now I got the message again so I did the Disc Usage Analyzer, and I found a 50 GB file in ...
0
votes
1answer
236 views

file-manager and ffmpegthumbnailer

I have PCManFM installed on xubuntu along with ffmpegthumbnailer. Everything works fine except for some configurations like video border, some file formats like flv and so on. How could I change those ...
1
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0answers
73 views

Is there any way to store file thumbnails in each partition? (XFCE)

Is it possible to persuade Xubuntu to store file thumbnails for an external hard drive into the drive itself instead of the home folder? Benefits include avoiding the ~/.thumbnails folder to get too ...
0
votes
1answer
1k views

dolphin thumbnail didn't show

I've changed my unity default file manager to dolphin like this sudo mv /usr/bin/nautilus /usr/bin/nautilus.asli && sudo ln -s /usr/bin/dolphin /usr/bin/nautilus but, video thumbnails ...
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0answers
26 views

A: How to disable generation of thubmnail just for video / movie? [duplicate]

How to disable generation of thumbnails for video files in file browser? Solved accordingly to this answer. Install dconf-tools package and run dconf-editor. "In the tree on the left, navigate ...
6
votes
2answers
3k views

Why doesn't Nemo preview thumbnails?

I have a problem with thumbnails on my Ubuntu 12.04 LTS 32-bit system with Cinnamon 2.0.14 DE and Nemo 2.08. I have tried removing the ~/.thumbnails directory but it is not working for me. This is ...
2
votes
0answers
141 views

No automatic thumbnail generation

I recently decided to do a fresh install of 13.10 and ran into a quite peculiar problem. It seems that thumbnails are not generated automatically, when I open a folder in nautilus I can only see a ...
2
votes
1answer
204 views

HTML files thumbnail preview

Sometime back, I was using 12.04 and it was displaying thumbnail previews of HTML pages just like it does for images and videos. I upgraded to 13.04 and somehow lost that feature. Now my HTML pages ...
2
votes
1answer
102 views

preview thumbnail for .agr (Grace)files 12.04

In Ubuntu 12.04 Nautilus is not showing preview thumbnails for .agr files produced by Grace unlike Ubuntu 10.04. How can I have preview thumbnails for .agr files on Ubuntu 12.04. sample file. ...
3
votes
1answer
1k views

Ffmpeg output screenshot gallery

Does any one knows if ffmpeg can create video thumbnails something like I know totem can do this but totem does not support the video format that I am using THank you in advanced You can see this ...
1
vote
1answer
904 views

Ubuntu 12.04.3 64 bit with Nemo 2.0.x no thumbnails

I have strange problem with thumbnails in my Ubuntu machine. I was using Ubuntu with Cinnamon 1.8 from stable ppa and it was good but then Cinnamon 2.0 came out with some broken packages uploaded to ...
4
votes
4answers
3k views

Nautilus not generating thumbnails in 13.10

Like the title says, Nautilus is not generating thumbnails for any file types (pictures, documents, pdf, etc) after a clean install of 13.10. I have checked the preferences and it is set to always ...
1
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3answers
225 views

How to recover lost Thumbnail and preview options? [Solved]

I am using Ubuntu 12.04 LTS on Lenovo T500 with Gnome desktop. I have to upload photos daily for work and 2 weeks ago lost thumbnails and the ability to select preview. I assume an update did ...
1
vote
1answer
761 views

Why's this PCManFM command line not working?

PCManFM doesn't remember view-mode for specific folders. The pcmanfm.conf file in: /home/user/.config/pcmanfm/default saves view_mode=[0,1,2,3] for all folders. Default being 0 (icon view), I chose ...
8
votes
2answers
412 views

Nautilus - How to apply Zoom on the filenames? Not just on the thumbnails

I'm looking to edit the way for nautilus to handle the zoom. Since Ubuntu 13.04, when you use the zoom in nautilus it only changes the thumbnails/icons size, and the filename text stay the same. Is ...
1
vote
1answer
520 views

Thumbnails not showing on desktop after upgrading to Xubuntu 13.04 [closed]

I used to be running Xubuntu 12.10, and I just upgraded to Xubuntu 13.04 (phew, that took a while...) The first thing I noticed after logging in to my account was that the thumbnails were missing! I ...