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Autres articles (34)
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La file d’attente de SPIPmotion
28 novembre 2010, parUne file d’attente stockée dans la base de donnée
Lors de son installation, SPIPmotion crée une nouvelle table dans la base de donnée intitulée spip_spipmotion_attentes.
Cette nouvelle table est constituée des champs suivants : id_spipmotion_attente, l’identifiant numérique unique de la tâche à traiter ; id_document, l’identifiant numérique du document original à encoder ; id_objet l’identifiant unique de l’objet auquel le document encodé devra être attaché automatiquement ; objet, le type d’objet auquel (...) -
Publier sur MédiaSpip
13 juin 2013Puis-je poster des contenus à partir d’une tablette Ipad ?
Oui, si votre Médiaspip installé est à la version 0.2 ou supérieure. Contacter au besoin l’administrateur de votre MédiaSpip pour le savoir -
Encoding and processing into web-friendly formats
13 avril 2011, parMediaSPIP automatically converts uploaded files to internet-compatible formats.
Video files are encoded in MP4, Ogv and WebM (supported by HTML5) and MP4 (supported by Flash).
Audio files are encoded in MP3 and Ogg (supported by HTML5) and MP3 (supported by Flash).
Where possible, text is analyzed in order to retrieve the data needed for search engine detection, and then exported as a series of image files.
All uploaded files are stored online in their original format, so you can (...)
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Python : Passing complex (ffmpeg) arguments to Popen
25 juin 2016, par xaccrocheurThis ffmpeg Popen invocation works :
command = ['ffmpeg', '-y',
'-i', filename,
'-filter_complex', 'showwavespic',
'-colorkey', 'red',
'-frames:v', '1',
'-s', '800:30',
'-vsync', '2',
'/tmp/waveform.png']
process = sp.Popen( command, stdin=sp.PIPE, stderr=sp.PIPE)
process.wait()But I need to use ’compand, showwavespic’ and this comma seems to be blocking the execution. I also need to pass all sorts of strange characters, like columns and, well, all that you can find in a CLI invocation.
How can I pass complex arguments ?
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Nomenclature #4519 : Renommage de terminologie (blacklist / whitelist)
16 juillet 2020Et linux aussi :
- https://seenthis.net/messages/867414Avec une liste proposée de terminologies :
Proposed alternatives for master/slave include :¶
- primary/secondary
- main/replica or subordinate
- initiator/target
- requester/responder
- controller/device
- host/worker or proxy
- leader/follower
- director/performer
Proposed alternatives for blacklist/whitelist include :¶
- denylist/allowlist
- blocklist/passlist
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Why my youtube video made with ffmpeg only shows 360P and 1080P on mobile devices but works fine on desktop ?
1er janvier 2020, par CheeseWithMeI am trying to create a video from an image and sound file with ffmpeg.
This is what I use :
ffmpeg -y -loop 1 -r 6 -i current_image.png -i current_audio.wav -shortest -c:v libx264 -preset ultrafast -tune stillimage -pix_fmt yuv420p -c:a aac out.mp4
But uploading this on youtube will display only in 360P and 1080P on mobile devices while on Desktop I have all the resolutions up to 1080P.
It has the same effect with the command from FFmpeg wiki on enconding from youtube
ffmpeg -loop 1 -framerate 2 -i input.png -i audio.m4a -c:v libx264 -preset medium -tune stillimage -crf 18 -c:a copy -shortest -pix_fmt yuv420p output.mkv
I have no idea why is this happening, I could use some guidance.