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Autres articles (97)
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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 (9721)
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ffmpeg alpha merge mp4 to alpha mov (heic)
25 mars 2022, par AlexI have two video files (mp4), matte/alpha (white silhouette) and normal.
I want to create a .mov file with transparent background that is possible to play on iOS/Safari devices.


Commands I'm trying to run :


ffmpeg -i color.mp4 -i alpha.mp4 -filter_complex '[1][0]scale2ref[mask][main];[main][mask]alphamerge' -c:v libx265 -tag:v hvc1 -pix_fmt yuva420p output.mov

ffmpeg -i color.mp4 -i alpha.mp4 -filter_complex '[1][0]scale2ref[mask][main];[main][mask]alphamerge' -c:v qtrle output.mov


Expected result : Transparent background


Actual result : Background is not transparent


What I'm trying to achieve :
https://rotato.app/blog/transparent-videos-for-the-web


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Using ffmpeg to create a video from a sequence of TGA images, with a depth of field blur effect sourced from the TGA's alpha channel
19 mars 2016, par vpvpI’m working on turning a sequence of TGA images into a video using ffmpeg. I want the video to have a depth of field blur effect. The alpha channel of each TGA contains a depth-mask, where black=close and white=far. I want to use this info to add DOF blur to the final output of that frame. After searching, the closest answer I could find was this
http://superuser.com/questions/916431/ffmpeg-filter-to-boxblur-and-greyscale-a-video-using-alpha-mask, but it is for a static dof-mask. The DOF mask I would be using is obviously changing every frame, and an alpha channel instead of a seperate png.Here is my current cmd line
ffmpeg -framerate 60 -i image.%10d.tga -c:v libx264 -preset slow -crf 0 -c:a copy -pix_fmt yuv420p output0.mp4It seems the answer would involve some use of alphamerge/alphaextract/boxblur, but I’m brand new to ffmpeg so I don’t know how to formulate the command.
Thanks in advance.
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Evolution #3148 : Gestion des langues en URL propre
6 octobre 2014, par Guillaume FahrnerSPIP permet déjà de réaliser cela facilement avec les URLs arborescentes et le multilinguisme par secteur ; par exemple :
http://www.root-me.org/fr/Challenges/Cryptanalyse/
http://www.root-me.org/en/Challenges/Cryptanalysis/;-)
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