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Autres articles (97)
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Gestion des droits de création et d’édition des objets
8 février 2011, parPar défaut, beaucoup de fonctionnalités sont limitées aux administrateurs mais restent configurables indépendamment pour modifier leur statut minimal d’utilisation notamment : la rédaction de contenus sur le site modifiables dans la gestion des templates de formulaires ; l’ajout de notes aux articles ; l’ajout de légendes et d’annotations sur les images ;
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Supporting all media types
13 avril 2011, parUnlike most software and media-sharing platforms, MediaSPIP aims to manage as many different media types as possible. The following are just a few examples from an ever-expanding list of supported formats : images : png, gif, jpg, bmp and more audio : MP3, Ogg, Wav and more video : AVI, MP4, OGV, mpg, mov, wmv and more text, code and other data : OpenOffice, Microsoft Office (Word, PowerPoint, Excel), web (html, CSS), LaTeX, Google Earth and (...)
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Gestion générale des documents
13 mai 2011, parMédiaSPIP ne modifie jamais le document original mis en ligne.
Pour chaque document mis en ligne il effectue deux opérations successives : la création d’une version supplémentaire qui peut être facilement consultée en ligne tout en laissant l’original téléchargeable dans le cas où le document original ne peut être lu dans un navigateur Internet ; la récupération des métadonnées du document original pour illustrer textuellement le fichier ;
Les tableaux ci-dessous expliquent ce que peut faire MédiaSPIP (...)
Sur d’autres sites (8899)
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desktop recording - ffmpeg settings for high quality youtube videos
21 mars 2018, par pb.I am trying to record short video of my desktop and upload it to youtube.
The problem is that every time when I upload it to youtube or even dropbox (as video), the quality is much worse.My ffmpeg execution :
ffmpeg -f x11grab -s 1366x768 -r 30 -i :0.0 -codec:v libx264 -crf 10 -bf 20 -flags +cgop -pix_fmt yuv440p -movflags faststart help.mp4
based on :
ffmpeg -i <input file="file" /> -codec:v libx264 -crf 21 -bf 2 -flags +cgop -pix_fmt yuv420p -codec:a aac -strict -2 -b:a 384k -r:a 48000 -movflags faststart .mp4
which I found here
Original file (.zip) :
https://www.dropbox.com/s/xlkr83rkqfxon23/help.mp4.zip?dl=0File after upload to youtube :
https://www.youtube.com/watch?v=ewEUgpXOpmgAs you can see, I loss quality after upload to youtube.
Could you help me ?
How should I choose the appropriate parameters to record and upload high quality video ? -
ffmpeg settings for high quality youtube videos [migrated]
1er avril 2018, par pb.I am trying to record short video of my desktop and upload it to youtube.
The problem is that every time when I upload it to youtube or even dropbox (as video), the quality is much worse.My ffmpeg execution :
ffmpeg -f x11grab -s 1366x768 -r 30 -i :0.0 -codec:v libx264 -crf 10 -bf 20 -flags +cgop -pix_fmt yuv440p -movflags faststart help.mp4
based on :
ffmpeg -i <input file="file" /> -codec:v libx264 -crf 21 -bf 2 -flags +cgop -pix_fmt yuv420p -codec:a aac -strict -2 -b:a 384k -r:a 48000 -movflags faststart .mp4
which I found here
Original file (.zip) :
https://www.dropbox.com/s/xlkr83rkqfxon23/help.mp4.zip?dl=0File after upload to youtube :
https://www.youtube.com/watch?v=ewEUgpXOpmgAs you can see, I loss quality after upload to youtube.
Could you help me ?
How should I choose the appropriate parameters to record and upload high quality video ? -
ffmpeg settings for high quality youtube videos [migrated]
1er avril 2018, par pb.I am trying to record short video of my desktop and upload it to youtube.
The problem is that every time when I upload it to youtube or even dropbox (as video), the quality is much worse.My ffmpeg execution :
ffmpeg -f x11grab -s 1366x768 -r 30 -i :0.0 -codec:v libx264 -crf 10 -bf 20 -flags +cgop -pix_fmt yuv440p -movflags faststart help.mp4
based on :
ffmpeg -i <input file="file" /> -codec:v libx264 -crf 21 -bf 2 -flags +cgop -pix_fmt yuv420p -codec:a aac -strict -2 -b:a 384k -r:a 48000 -movflags faststart .mp4
which I found here
Original file (.zip) :
https://www.dropbox.com/s/xlkr83rkqfxon23/help.mp4.zip?dl=0File after upload to youtube :
https://www.youtube.com/watch?v=ewEUgpXOpmgAs you can see, I loss quality after upload to youtube.
Could you help me ?
How should I choose the appropriate parameters to record and upload high quality video ?