# Thumbnail generator

**URL:** <https://help.nextcloud.com/t/thumbnail-generator/3035>\
**Category:** ℹ️ Support\
**Created:** [September 7, 2016, 8:50am UTC](https://help.nextcloud.com/t/thumbnail-generator/3035 "2016-09-07T08:50:47Z")\
**Posts on this page:** 10\
**Page:** 1

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**Author:** ![Insan3](https://help.nextcloud.com/user_avatar/help.nextcloud.com/insan3/32/917_2.png) [@Insan3](https://help.nextcloud.com/u/Insan3)\
**Post date:** [September 7, 2016, 8:50am UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/1 "2016-09-07T08:50:47Z")

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I have a few folders with hundreds of photo’s and when i open a folder with that many photo’s it takes ages to see them all because of the thumbnails that has to be generated.

I was searching a bit and found this:

> **[owncloud/gallery](https://github.com/owncloud/gallery/wiki/Create-Thumbnails)**
>
> gallery - :sunrise: Gallery app for ownCloud, which includes previews for all supported media files

However, when i try to execute the command I get the following error

```auto
[Symfony\Component\Console\Exception\CommandNotFoundException]  
  There are no commands defined in the "gallery" namespace.   
```

I know this is a beta feature but has it been removed or do I need to install something extra to make it work.

EDIT:

Found out it isn’t in the code. So is there another way to speed this up 🙂

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**Author:** ![tflidd](https://help.nextcloud.com/letter_avatar/tflidd/32/5_5575768a8748004e209b776fc1b2916d.png) [@tflidd](https://help.nextcloud.com/u/tflidd)\
**Post date:** [September 8, 2016, 10:52pm UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/2 "2016-09-08T22:52:57Z")

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Do you use the gallery+ app? That’s kind of a feature preview (doesn’t run on older versions) for future gallery-apps.

> [@Upcoming changes with Gallery](https://help.nextcloud.com/t/upcoming-changes-with-gallery/514):
>
> As I suspected a year ago, trying to maintain an app on top of an unstable core base is far worse than working off a stable branch and upgrading the app once it has stabilised. I’ve wasted too much time debugging core when I could have worked on new features and I never run the latest version of the server because it’s never stable. So there is really zero benefit to me. So, I’m thinking about focusing on the stable branch of Gallery+ since the policy of the main projects is for official apps t…

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**Author:** ![oparoz](https://help.nextcloud.com/user_avatar/help.nextcloud.com/oparoz/32/135_2.png) [@oparoz](https://help.nextcloud.com/u/oparoz)\
**Post date:** [September 8, 2016, 11:08pm UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/3 "2016-09-08T23:08:01Z")

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It’s actually a feature which was never released because too many changes happened on the server at the same time and because I never found the time to finish writing the tests.

In the meantime, Nextcloud has gained the capability to run tasks in the background, which would probably be a better fit than running a sync task which can take hours.

I think developers should register their interest on Github and we can finalise some specs and get this done.  
Even better, come to the [free conference in Berlin](https://conf.nextcloud.com/) 🙂 .

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**Author:** ![nathanael1](https://help.nextcloud.com/letter_avatar/nathanael1/32/5_5575768a8748004e209b776fc1b2916d.png) [@nathanael1](https://help.nextcloud.com/u/nathanael1)\
**Post date:** [September 15, 2016, 10:44am UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/4 "2016-09-15T10:44:08Z")

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Hello,

I also have thousands photo in nextcloud, full resolution. So I am very interested to have auto generated thumbnails for the photos I have on nextcloud.  
It would be faster on mobile network.

Nathanael

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**Author:** ![tflidd](https://help.nextcloud.com/letter_avatar/tflidd/32/5_5575768a8748004e209b776fc1b2916d.png) [@tflidd](https://help.nextcloud.com/u/tflidd)\
**Post date:** [September 16, 2016, 7:14pm UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/5 "2016-09-16T19:14:19Z")

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@nathanael1, see a post above:

> I think developers should register their interest on Github and we can finalise some specs and get this done.  
> Even better, come to the free conference in Berlin .

Feel free to join the team.

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**Author:** ![nathanael1](https://help.nextcloud.com/letter_avatar/nathanael1/32/5_5575768a8748004e209b776fc1b2916d.png) [@nathanael1](https://help.nextcloud.com/u/nathanael1)\
**Post date:** [September 26, 2016, 7:57am UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/6 "2016-09-26T07:57:29Z")

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Hello, I would like to help, but I am not a dev…

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**Author:** ![tetzlav](https://help.nextcloud.com/letter_avatar/tetzlav/32/5_5575768a8748004e209b776fc1b2916d.png) [@tetzlav](https://help.nextcloud.com/u/tetzlav)\
**Post date:** [October 19, 2016, 3:33pm UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/7 "2016-10-19T15:33:59Z")

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maybe its possible to merge [this changes](https://github.com/owncloud/gallery/pull/387) to nextcloud? 😉

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**Author:** ![RaKi](https://help.nextcloud.com/letter_avatar/raki/32/5_5575768a8748004e209b776fc1b2916d.png) [@RaKi](https://help.nextcloud.com/u/RaKi)\
**Post date:** [April 29, 2017, 5:25pm UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/8 "2017-04-29T17:25:14Z")

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Hello,

could someone give an update about the status. I am really looking forward to this feature!!!  
Did you consider to store the Thumbnails for shared folders only once globally and not for every user having access to the shared folder?

Thanks a lot.

RaKi

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**Author:** ![wwe](https://help.nextcloud.com/user_avatar/help.nextcloud.com/wwe/32/72963_2.png) [@wwe](https://help.nextcloud.com/u/wwe)\
**Post date:** [November 6, 2024, 8:51pm UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/9 "2024-11-06T20:51:41Z")

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wwe: close old topics

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**Author:** ![wwe](https://help.nextcloud.com/user_avatar/help.nextcloud.com/wwe/32/72963_2.png) [@wwe](https://help.nextcloud.com/u/wwe)\
**Post date:** [December 4, 2024, 3:26pm UTC](https://help.nextcloud.com/t/thumbnail-generator/3035/10 "2024-12-04T15:26:31Z")

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