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GetID3 - Bloc informations de fichiers
9 avril 2013, par
Mis à jour : Mai 2013
Langue : français
Type : Image
Autres articles (44)
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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" (...) -
Other interesting software
13 avril 2011, parWe don’t claim to be the only ones doing what we do ... and especially not to assert claims to be the best either ... What we do, we just try to do it well and getting better ...
The following list represents softwares that tend to be more or less as MediaSPIP or that MediaSPIP tries more or less to do the same, whatever ...
We don’t know them, we didn’t try them, but you can take a peek.
Videopress
Website : http://videopress.com/
License : GNU/GPL v2
Source code : (...)
Sur d’autres sites (6800)
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How to add arbitrary or custom metadata in MP4 ?
13 avril 2021, par 大大大大萝卜凉The MP4 muxer in
ffmpeg
only allows certain metadata by default. I would like to add :

com.android.model: Mi 10 Pro
xyz: +22.9835+113.3621/
com.android.version: 1
com.android.manufacturer: Xiaomi



How can I add this with
ffmpeg
?

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What are the correct conversion steps to generate a video from PDF with ffmpeg and mp4box
25 juin 2020, par Michael RallI need to convert a PDF-Document to a DASH-compatible stream. Every page of the PDF should be displayed for one second. Quality should be rather good, so that text and line graphics can still be read clearly. Additionally I want to be able to seek every page, so keyframes(?) should be (exactly) every second.


Im using poppler-tools to extract the pdf-pages as png's -> works


Im using ffmpeg to convert the single images to an x264 encoded mp4 video -> works (but maybe problematic)


string.Format("-r 1 -i \"{0}.page_%d.png\" -r 24 -vcodec libx264 -pix_fmt yuv420p {0}.output.mp4", basePath)



Im using MP4Box to convert that video to dash -> works (but needs improvement)


string.Format("-dash 1000 -frag 1000 -rap -segment-name {1}_dash_$RepresentationID$_$Number$ -url-template {0}.output.mp4 -out \"{0}.{2}\"", basePath, tempDataId, STREAM_MANIFEST_FILE_POSTFIX)



Now I have 2 Problems/Questions


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- Are the settings for framerate, quality, outputformat correct for the goals I want to achieve
- When displaying the resulting DASH-Stream in the Demo-Player from https://github.com/Dash-Industry-Forum/dash.js/wiki it plays the stream, but as soon as I try to seek the player starts loading forever. Setting the position to start and let it play again works. The network tab in my browser-debugger shows that the player tries to load the segments and gets them successfully.






I guess its a problem with keyframes, fragments or similar. Can somebody correct my conversion steps ?


kind regards


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Unknown Encoder error when using libx264 with FFMPEG
9 juillet 2018, par newuserI have followed the guide given here. And everything goes smoothly. But when I try to run a command with FFMPEG to convert to H.264. I get the error : Unknown Encoder ’libx264’
I’m on Ubuntu 16.04 LTS.