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  • Gestion des droits de création et d’édition des objets

    8 février 2011, par

    Par 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 ;

  • Supporting all media types

    13 avril 2011, par

    Unlike 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 (...)

  • Gestion générale des documents

    13 mai 2011, par

    MédiaSPIP 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 (9383)

  • Bitrate change with ffmpeg .mp4 -> .wav [duplicate]

    14 juin 2020, par jshackle

    I don't know too much about ffmpeg nor audio in general. I have an .mp4 audio file that I am trying to convert into a .wav file, so I can open it in python with PySoundFile. An issue is that the bitrate increases dramatically from the .mp4 file to the .wav file (I believe 130kb/s -> 1400kb/s) and so the file size increases and becomes harder to handle in python.

    



    For the conversion, I am using a command I found online as I am not familiar with ffmpeg :

    



    ffmpeg -i inFile.mp4 -ab 160k -ac 2 -ar 44100 -vn outFile.wav

    



    I tried playing around with the arguments a little, but I'm still not sure what they do and didn't notice any differences. Is there something going on in the command that is increasing the bitrate ? is it something inherent about .wav files ? should I convert to a different format and if so, how would I do that ?

    


  • Invalid data error during ffmpeg .m4a conversion

    4 janvier 2023, par Kazi bácsi

    I wanted to edit my .m4a voice recording from Samsung Voice Recorder using ffmpeg 2.2.2, however, I got the error Invalid data found when processing input. I tried to open it through Audacity, but it returned an error claiming that the ffmpeg library is missing, which is definitely not the case. Eventually I tried to use online .m4a to .mp3 converters, but they all returned error, so I assume there may be an issue with the encoding of the original file and ffmpeg should be configured accordingly. What settings shall I use ? (The original file can be played on the phone without any problem.)

    


    ffmpeg -ss 00:00:19 -i "C:\Your\Folder\original.m4a" edited.m4a


    


  • Create MP4 for HTML5 video with FFMPEG

    7 août 2013, par Kris

    I'm trying to create an MP4 file with FFMPEG to play with a HTML5 video tag.

    I found some sample codes that use libx264, but when I tried, FFMPEG gave me an "unknown encoder libx264" error.

    I asked my host to install it on my server, and got the following reply :

    After review from our L3 group I am informed that x264 is not supported with FFMPEG any longer. That was a library that went with FFMPEG-PHP that is not supported at all by anyone.

    In order to get that to work with FFMPEG you would need to contact the developers of the FFMPEG software to get assistance with that as it is outside our scope of support.

    I looked everywhere online, but can't seem to find an answer to this. If libx264 is not supported anymore, how is everyone else doing it ? Still libx264 with an older FFMPEG version, or some other way ?

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