Thumbnails are reduced versions of objects, mostly images, that are used to quickly display a small and recognizable representation of the object.

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10
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5answers
8k views

How to get SVG thumbnails in Windows Explorer?

I can open them in browser just OK, but how can I have thumbnails in the Windows Explorer? Edit: I installed Renesis Player as suggested by this answer, but it does not work for me, probably because ...
0
votes
0answers
11 views

Set YouTube thumbnail image to be the very first screenshot by default [migrated]

At present one can verify one's YouTube account, then upload a custom thumbnail for each video. Is there a quicker way if all I want is for my videos to simply have by default the first screenshot of ...
2
votes
2answers
330 views

How do I prevent LibreOffice saving the file with the thumbnails?

I am using LibreOffice 4.0 on Windows 7 and I have noticed that it saves files (for example Writer) with a preview. (The icon of the file shows what's inside it, it looks like a page). How do I turn ...
2
votes
3answers
17k views

How to enable thumbnail previews for my non-standard (mp4 avi mov mkv) video files in Windows 8?

I've installed the default VLC player to decode my .mp4 files but I'd like to enable a thumbnail view in the explorer. All I see at the moment is the traffic cone (the default icon for files ...
0
votes
0answers
33 views

PDF thumbs not showing in Explorer

I'm running Windows 8.1 Pro 64 bit At some point I stopped getting thumbs for my PDF files in Windows Explorer. I suspected that some thumb cache size may be involved as I have huge collection of ...
0
votes
1answer
42 views

Rapidly viewing thousands of PDF files on Linux [closed]

I have many thousands of PDF files in a directory, and I need to quickly view them one-by-one. I want to be able to open one, look at it, and then quickly (like with a single keypress) move on to the ...
0
votes
0answers
30 views

When will explorer cache photos?

If I plugged my external USB into my PC, but never accessed any folders in the drive (just maybe down one level, but with no image files, just more folders) would Windows generate a entry to thumbs.db ...
1
vote
5answers
19k views

Thumbnails for video files are not showing in Windows 7

When I open my video folder, the thumbnails aren't showing. Instead, the default VLC icon was being displayed. Other files and image thumbnails are being displayed properly, only the videos have ...
0
votes
4answers
676 views

Remove Windows 7 taskbar thumbnails

Is there any way to get rid of the taskbar thumbnail previews on Windows 7 once and for all?
0
votes
0answers
65 views

Windows 8.1 : alt-Tab icons missing from thumbnails unpredictably

Too often when I hit alt-Tab in Windows 8.1 (Pro, 32bit) I get say 2.5 rows of thumbnails but all without icons in their bottom right corner, which makes it far less clear where to switch to. The ...
0
votes
0answers
11 views

Copy all meta tag from SRC jpg to DST jpg except thumbnail

I just started to use the EXIFTool but can't find out the way to copy all meta info from a file to another file with out destroying the destination file's thumbnail image. Is there any way to do so ?
16
votes
2answers
4k views

Meaningful thumbnails for a Video using FFmpeg

FFmpeg can capture images from videos that can be used as thumbnails to represent the video. Most common ways of doing that are captured in the FFmpeg Wiki. But, I don't want to pick random frames at ...
4
votes
2answers
23k views

Fix image previews and thumbnails in explorer on Windows 7?

Image files used to show as thumbnails in the explorer window, and a larger preview could be seen in the preview pane (alt+p). Now for some unknown reason, I just see a default image icon in both the ...
0
votes
1answer
77 views

Thunar is not showing any thumbnails

I was looking for the gnome-exe-thumbnailer (or similar) package in fedora 20 (which surprinsingly wasnt in the repos) and I found tumbler-extras, which I installed and almost immediately uninstalled; ...
3
votes
2answers
1k views

How to sort Windows 7 taskbar thumbnail previews?

Here is a screenshot of the list of windows I have stacked in my Windows 7 taskbar. This is just for Explorer, but similarly I have lots of stacked windows of other processes as well. Currently ...
4
votes
1answer
105 views

NAS: pre-generating thumbnails for multiple clients

I have a simple setup: Linux server at home with a huge drive; that drive has a photo library (hundreds of folders, hundreds of gigabytes). The drive is shared with multiple Windows and Mac clients ...
0
votes
1answer
31 views

Sharing the thumbs.db file

in our situation we got network shares containing a lot of PDF's. People want to look at the thumbnails before opening them. However, the thumbs.db file is regenerated for every user looking at the ...
1
vote
0answers
15 views

Thumbnails for audio files just like in Unity?

I really like Unity audio thumbnails. Is there any way I can preview audio files like this in Windows explorer or Total Commander ?
1
vote
3answers
72 views

Show thumbnails in Mac terminal?

Some time ago I've googled nice screenshot of Mac terminal How it can be possible? Special terminal application or special settings of ls?
0
votes
0answers
213 views

Image thumbnails not showing and cannot access file properties, how to fix it?

This is a folder full of JPGs: Obviously that does not look right. I have given it plenty of time to load, but still I get no thumbnails. When I right click on a file, and click properties, ...
0
votes
1answer
188 views

Are there any programs that can create thumbnails for Vimeo videos?

I want to create thumbnails for Vimeo videos. Are there any programs that can do this quickly?
0
votes
1answer
102 views

No thumbnails for video files in Ubuntu, and getting an Apport message box whenever I navigate to a folder with video files in it

I'm using Ubuntu 13.04. Whenever I navigate to a folder with video files in it, none of the videos show a thumbnail: Within a few seconds after merely opening a video-file-containing folder, I get ...
1
vote
1answer
180 views

ffmpeg: Trying to take thumbnail fps=fps=1/60 works but not fps/fps=1/600

I am following this doc from the ffmpeg site: This will create one thumbnail image every minute, named img001.jpg, img002.jpg, img003.jpg, ... (%03d means that ordinal number of each thumbnail ...
0
votes
0answers
24 views

How to bulk import Contacts to Google with thmbnails/avatars

I am importing multiple contacts (say 200 odd) into a Google account from a csv file. And this works perfectly with respect to email ids, phone numbers and addresses. My question is, is there a way to ...
0
votes
1answer
219 views

FFMPEG does not have fps filter. How to fix it?

I am trying to user fps filter to take thumbnails but it gives error: No such filter: 'fps' I checked the list of filters using ffmpeg -filters and fps was not there. How to install it or fix ...
0
votes
0answers
57 views

Double extensions and FLV thumbnails not appearing

I'm using Windows 7 and have recently used Icaros successfully to get all thumbnails to appear. I did a clean reinstall a few weeks ago and have since not been able to get .flv thumbnails to appear by ...
0
votes
0answers
58 views

Disable Windows 7/8 Alt+TAB *preview* (entirely)

When Alt+TAB-ing Windows shows a list of icon previews, and, after a second or so, shows the actual window selected behind this list (a feature called Aero Peek). I just want to see that window ...
-1
votes
1answer
7k views

Thumbnails not showing, cannot preview images, sometimes folders do not show up at all

When I try to preview images, nothing happens. Sometimes, all/most thumbnails do not show a preview and only show up as an icon. Sometimes when I open 'My Computer' or 'My Documents' etc. the ...
5
votes
3answers
9k views

Can't see PNG previews in Windows 7?

I´m using Windows 7 x64. I can see the .jpg, .gif, etc. preview thumbnails but if .PNG, I only see the generic image, and not the image preview like in the other formats. What can I do to fix this?
0
votes
1answer
171 views

Why does my image look sideways in thumbnail view but correct when I open it?

This is important because I will be submitting it for my visa application (rotated images disqualify you). The image looks rotated sideways in thumbnail view on my computer, but when I double-click ...
8
votes
7answers
23k views

Windows 7 64-bit PDF thumbnails problem

I cannot see thumbnails of PDF files on Windows 7 64-bit. Is there any solution to this problem?
1
vote
1answer
2k views

Custom video icon for a single video file in windows 7 file explorer

Recently I found a video on the net ( a .mp4 file), and when I had it on my computer with Windows7, I noticed its thumbnail was not the average windows 7 video thumbnail (which looks like a piece of ...
5
votes
4answers
6k views

Windows Explorer crashes whenever I view a folder with an MP4 (H.264) video file in 'Large Icons' view (shows thumbnails)

Whenever I view a folder which contains .MP4 (H.264) video files in large icon view (shows thumbnails), Windows 7's Explorer crashes. Explorer loads for a few seconds, the green progress bar shows up, ...
3
votes
1answer
105 views

Is there such a concept as “dead thumbnails” in Windows?

I realised that in disk cleanup (cleanmgr.exe) there is an item "Thumbnails": Windows keeps a copy of all of your picture, video, and document thumbnails so they can be displayed quickly when ...
2
votes
2answers
124 views

Video files thumbnails not showing

I have already tried all of the different solutions which I found online, even messing with the Registry, but nothing has worked so far. What could be another possibility to fix this issue? If it ...
2
votes
1answer
3k views

No thumbnails for files on the network in Windows 8 explorer

I have a fresh Windows 8 machine which I just unwrapped, but after moving all of my files to a NAS box I have lost all thumbnails in explorer. I browse to the folder and all my JPEGs just have a ...
5
votes
4answers
80 views

DVDRom full of JPGs locks XP indefinitely

I have a DVD filled with about 3.5GB of large picture files (jpgs about 4mb each). Every time I insert this disc into my computer and select the drive from explorer, it will lock up the explorer ...
2
votes
5answers
4k views

Windows 7 taskbar thumbnails fail to appear

Several hours after each boot the Windows 7 taskbar thumbnail popups stops appear. Click the currently opened window (it should not be a group of windows) - it will collapse. Than hover the mouse ...
-1
votes
2answers
1k views

How to reset thumbnails in windows 8

I changed the album art of an audio file inside a folder using a id3 tag editor. But the folder thumbnail still shows the old album art. I tried to clear thumbnail cache using system cleanup, But i ...
0
votes
0answers
144 views

Replacing DVD cover art in Windows 7 Media Center

I have a bunch of ripped DVDs that I play in Windows 7 Media Center. For the most part they are OK using the default dvdid.xml file that's created, giving a nice cover art thumbnail and a synopsis. I ...
1
vote
2answers
96 views

Occasionally, My folders simply don't load correctly, no thumbnails, no location shortcuts

The screenshot shows the difference between 2 folders. The one on the right is the correctly loaded one, while the one on the left is the one which isn't loading properly.
0
votes
0answers
338 views

Enable file thumbnails without enabling live folders

I am working on theming my computer, and to do so, I would like to change my default folder icon. I have done this through changing the default folder in the windows icon registry, and it worked fine; ...
1
vote
2answers
619 views

Set MP4 thumbnail

With AtomicParsley, you can set the thumbnail that will be displayed when you look at the file in a file explorer. Example commands $ atomicparsley infile.mp4 --artwork infile.png $ atomicparsley ...
22
votes
5answers
97k views

Windows 7: Image thumbnails fail to appear

All right, I've got a pretty strange one here. Since I installed Windows 7 on this machine some time ago, image thumbnails have never worked properly. For the vast majority of images, they ...
34
votes
6answers
32k views

How can I suppress those annoying Thumbs.db files in Windows Vista and Windows 7?

In Windows XP, there used to be a folder setting like "Do not cache thumbnails." I can't seem to find something similar for Windows Vista and Windows 7, and every folder on my network containing a ...
2
votes
2answers
177 views

Prevent thumbnail in folder icon, Third party tool allowed

When I disable thumbnail preview, I like my folder icon, but I also lose photo preview. How can I get the folder icon like second one along with having photo preview in thumbnail? I compromised ...
4
votes
6answers
5k views

Thumbnail generator software for Mac OS X?

I need a "good" thumbnail generator for Mac. Any suggestions? Some criteria: Must support common image formats(ie png,jpg,etc.). Easy to use. Support large image files. Free and/or not crippled. ...
2
votes
1answer
320 views

ffmpeg thumbnails with exact size main aspect ratio

Hi need to get one thumbnail with resolution 560x420. I'm using this command: ffmpeg -i "file.mp4" -vf "scale=560:-1,pad=max(iw\,ih):420:(ow-iw)/2:(oh-ih)/2" \ -frames:v 1 best.png This command ...
4
votes
1answer
1k views

Can ImageMagick make thumbnails from video?

I'm trying to extract thumbnails from video via ImageMagick. I found some samples from their official site, but it makes GIF, not PNG. I want a solid thumbnail though. Can it create the same output ...
0
votes
1answer
572 views

Altering the Windows 7 grouping thumbnail preview

I like the windows 7 grouping behaviour for multiple similar windows, except when I have multiple Explorer windows open. In this case, showing thumbnails of each open explorer window is next to ...