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Médias (1)
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La conservation du net art au musée. Les stratégies à l’œuvre
26 mai 2011
Mis à jour : Juillet 2013
Langue : français
Type : Texte
Autres articles (77)
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Websites made with MediaSPIP
2 mai 2011, parThis page lists some websites based on MediaSPIP.
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Creating farms of unique websites
13 avril 2011, parMediaSPIP platforms can be installed as a farm, with a single "core" hosted on a dedicated server and used by multiple websites.
This allows (among other things) : implementation costs to be shared between several different projects / individuals rapid deployment of multiple unique sites creation of groups of like-minded sites, making it possible to browse media in a more controlled and selective environment than the major "open" (...) -
Personnaliser les catégories
21 juin 2013, parFormulaire de création d’une catégorie
Pour ceux qui connaissent bien SPIP, une catégorie peut être assimilée à une rubrique.
Dans le cas d’un document de type catégorie, les champs proposés par défaut sont : Texte
On peut modifier ce formulaire dans la partie :
Administration > Configuration des masques de formulaire.
Dans le cas d’un document de type média, les champs non affichés par défaut sont : Descriptif rapide
Par ailleurs, c’est dans cette partie configuration qu’on peut indiquer le (...)
Sur d’autres sites (12352)
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Concat lots of audio files to a video with ffmpeg [closed]
22 mars, par SulliI’m using this ffmpeg command to add audio effects at certain times to a video file :


ffmpeg -i C:\path\to\video.mp4 -i C:\path\to\audio1.wav -i C:\path\to\audio2.wav -filter_complex "[1]adelay=0|0[a1]; [2]adelay=960|960[a2]; [a1][a2]amix=inputs=2[a]" -map 0:v:0 -map [a] -c:v copy -c:a aac -b:a 192k -loglevel error -y C:\path\to\output.mp4



it works, but when I want to add LOTS of audio effects (like more than 200), I get errors like


An unexpected error occurred: [WinError 206] The filename or extension is too long



As it seems to be a command length problem, I might be able to overcome this by using files to read inputs and/or filters, but I have spent the last hours without finding the correct command syntax or file format to achieve that. How can I do that ?


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Downloading and Uploading FFmpeg [closed]
24 décembre 2011, par user705339I have a Windows OS for development, and a Linux server. I downloaded ffmpeg on my Windows, configured everything, and uploaded the application. The video conversion didn't work. After extensive hours figuring out the culprit, I realized that I downloaded the ffmpeg for Windows, and need to download the Linux version. That seemed harder than downloading the Windows version. I have scoured the net, and have come up with squat
So, my 2 questions are :
- Is there an easy way to download/install the linux version of ffmpeg ? OR
- Is there an easier way to install it straight on the server ?
If it matters, I also have a Linux OS development, but found it hard to install ffmpeg on it anyway.
Update : After trying
apt-get install ffmpeg
on my Ubuntu Linux OS, it says it has already been installed. How do I locate what folder it's located ? -
FFMPEG - chaining - Video, audio, ASS subtitle, then overlay logo ?
24 novembre 2020, par Flip BoothI have this to use a video, replace audio, and add subtitles :




ffmpeg -vsync 0 -hwaccel cuda -an -i "E :\video.mp4" -vn -i
"E :\audio.mp3" -vf "subtitles=E~:\sub.txt" -map 0:v -map 1:a -b:v
4M -maxrate 4M "E :\output.mp4" -y




I could not figure out how to add one more to the chain, such as adding a logo at the bottom right


What I've tried so far, after hours (still not working)




ffmpeg -vsync 0 -hwaccel cuda -an -i "E :\video.mp4" -vn -i
"E :\audio.mp3" -i "E :\logo.png" -vf "subtitles=E~:\sub.txt" -map
0:v -map 1:a -preset ultrafast -filter_complex
"[1]format=rgba,colorchannelmixer=aa=0.5[logo] ;[0][logo]overlay=(W-w)/2 :(H-h)/2:format=auto,format=yuv420p" "E :\output.mp4" -y