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Médias (2)
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Core Media Video
4 avril 2013, par
Mis à jour : Juin 2013
Langue : français
Type : Video
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Video d’abeille en portrait
14 mai 2011, par
Mis à jour : Février 2012
Langue : français
Type : Video
Autres articles (109)
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MediaSPIP 0.1 Beta version
25 avril 2011, parMediaSPIP 0.1 beta is the first version of MediaSPIP proclaimed as "usable".
The zip file provided here only contains the sources of MediaSPIP in its standalone version.
To get a working installation, you must manually install all-software dependencies on the server.
If you want to use this archive for an installation in "farm mode", you will also need to proceed to other manual (...) -
HTML5 audio and video support
13 avril 2011, parMediaSPIP uses HTML5 video and audio tags to play multimedia files, taking advantage of the latest W3C innovations supported by modern browsers.
The MediaSPIP player used has been created specifically for MediaSPIP and can be easily adapted to fit in with a specific theme.
For older browsers the Flowplayer flash fallback is used.
MediaSPIP allows for media playback on major mobile platforms with the above (...) -
ANNEXE : Les plugins utilisés spécifiquement pour la ferme
5 mars 2010, parLe site central/maître de la ferme a besoin d’utiliser plusieurs plugins supplémentaires vis à vis des canaux pour son bon fonctionnement. le plugin Gestion de la mutualisation ; le plugin inscription3 pour gérer les inscriptions et les demandes de création d’instance de mutualisation dès l’inscription des utilisateurs ; le plugin verifier qui fournit une API de vérification des champs (utilisé par inscription3) ; le plugin champs extras v2 nécessité par inscription3 (...)
Sur d’autres sites (8095)
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How to create an encoding ladder for any aspect ratio ?
18 avril 2024, par volume oneFor a given video uploaded by a user, I need to create three versions of it to cover standard definition (SD), high definition (HD), full high definition (FHD), and ultra high definition (UHD e.g. 4K). "resolution/encoding ladders" for standard aspect ratios like 16:9 and 4:3.


For 4:3 we might have :


640 x 480
960 x 720
1440 x 1080
2880 x 2160



For 16:9 we might have :


854 x 480
1280 x 720
1920 x 1080
3840 x 2160



If a user uploads a file in either of those aspect ratios, we can create the four different versions because the resolution standards are known.


However if a user uploads a video with an unforseen aspect ratio, say 23:19, then how would you go about formatting that video into SD, HD, FHD, and UHD versions ?


If a 23:19 video is indeed uploaded then I am not looking to resize it to fit a different 'standard' aspect ratio. It must remain the same aspect ratio, but have four quality versions. The problem is what height and width sizes to create for non-standard resolutions ?


I have already come accross many aspect ratios like
16:10, 21:9, 1.85:1, 2.39:1
. How could I take care of making quality variations of those ?

I am using
Node.js
andFFMpeg
for video processing.

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Revision 37308 : un trigger à la fin du rechargement
15 avril 2010, par kent1@… — Logun trigger à la fin du rechargement
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doc : Drop VDPAU from list of supported codecs
10 septembre 2013, par Diego Biurrun