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Autres articles (73)
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Les autorisations surchargées par les plugins
27 avril 2010, parMediaspip core
autoriser_auteur_modifier() afin que les visiteurs soient capables de modifier leurs informations sur la page d’auteurs -
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 -
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 (...)
Sur d’autres sites (15834)
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MPEG-DASH and fragmented mp4
15 septembre 2015, par bhh1988My understanding of fragmented mp4 is that it is a single file, but internally it is structured as fragments. Can someone explain to me how these fragments can be addressed in the .mpd file for DASH ? The .mpd files that I’ve seen seem to address various segments with separate urls, but a fragmented mp4, I imagine, would have to be addressed by byte offsets into the same url. How does the browser then know what times correspond to what byte ranges ?
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How configure the FFmpeg converter to create dash chunks of 1 second with the same size while maintaining the quality ?
29 juillet 2022, par CodingIsMagicI have a video of 34 MB in mp4 format. I have tried multiple times to create dash chunks of 1 second with the same size while maintaining the quality. But the output contains some files with the size of about 30 MB and many other chunks with the size of 1 KB.


My configuration :


ffmpeg -re -i Animated-Background_Bidirection.mp4 -map 0 -map 0 -c:a aac -c:v libx264 -crf 0 -seg_duration 1 -frag_duration 1 -window_size 60 -f dash ./dashTest/out.mpd 



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Watermarking chunks od MPEG Dash stream
5 décembre 2019, par michalSolarzIs it possible to apply a drawtext video filter on existing Dash segments ? I’ve managed to merge segments with init MP4 and apply that filter on it but I’ve no idea how and if it is possible to recreate MP4 segment similar to input one, fragmented and with only media data as input one ?