Format:GIF: Difference between revisions

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(Created page with "{{FormatInfoBox |format name=Graphics Interchange Format |image= |extension=.gif |type=(animated) pictures |software=GIMP; online converters |machin...")
 
(resolution limit, how to create GIF from image sequence)
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Longer and narrated videos are best uploaded elsewhere (like [[YouTube Makers]] do it) and just linked from this wiki.
Longer and narrated videos are best uploaded elsewhere (like [[YouTube Makers]] do it) and just linked from this wiki.


== Online Converters ==
== Resolution Limit ==
GIFs with a total resolution of more than 12.5 megapixels (width{{x}}height{{x}}number of frames) can by default not be scaled in MediaWiki wikis (like ours) and will only show the animation in their native size.<sup> [https://www.mediawiki.org/wiki/Manual:$wgMaxAnimatedGifArea]</sup>
 
Best create smaller GIFs if they are supposed to work in thumbnails or [[InfoBoxes]]!
 
== Video to GIF ==
=== Online Converters ===
There are tons of free conversion websites out there that let you create GIFs from common video formats...these are just some examples we've tried.
There are tons of free conversion websites out there that let you create GIFs from common video formats...these are just some examples we've tried.


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* [https://www.zamzar.com/ Zamzar.com]
* [https://www.zamzar.com/ Zamzar.com]
** only converts entire uncropped videos (might lead to large files)
** only converts entire uncropped videos (might lead to large files)
== Image Sequence to GIF ==
If you have a sequence of still images, e.g. drawn with [[Inkscape]], you can easily import them into [[GIMP]] as layers and export the whole stack as a GIF. When you use the .gif file extension on a multi-layer export, a dialog will automatically pop up asking whether you want to create an animation.




[[Category:Video]]
[[Category:Video]]

Revision as of 10:50, 4 November 2018

FormatInfoBox

Graphics Interchange Format

Software-default.png
File Extension(s): .gif
Type: (animated) pictures
Software: GIMP; online converters
Machines:
Repositories: Giphy.com

GIFs can be a nice way to embed short and silent video sequences on wiki pages.

Longer and narrated videos are best uploaded elsewhere (like YouTube Makers do it) and just linked from this wiki.

Resolution Limit

GIFs with a total resolution of more than 12.5 megapixels (width × height × number of frames) can by default not be scaled in MediaWiki wikis (like ours) and will only show the animation in their native size. [1]

Best create smaller GIFs if they are supposed to work in thumbnails or InfoBoxes!

Video to GIF

Online Converters

There are tons of free conversion websites out there that let you create GIFs from common video formats...these are just some examples we've tried.

  • Giphy.com
    • quick processing, allows adjustment of length and starting time, sticker/caption function
    • accepts mp4, mov, mpg and m4v videos
  • Zamzar.com
    • only converts entire uncropped videos (might lead to large files)

Image Sequence to GIF

If you have a sequence of still images, e.g. drawn with Inkscape, you can easily import them into GIMP as layers and export the whole stack as a GIF. When you use the .gif file extension on a multi-layer export, a dialog will automatically pop up asking whether you want to create an animation.