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Autres articles (109)

  • 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 ;

  • Contribute to documentation

    13 avril 2011

    Documentation is vital to the development of improved technical capabilities.
    MediaSPIP welcomes documentation by users as well as developers - including : critique of existing features and functions articles contributed by developers, administrators, content producers and editors screenshots to illustrate the above translations of existing documentation into other languages
    To contribute, register to the project users’ mailing (...)

  • Encoding and processing into web-friendly formats

    13 avril 2011, par

    MediaSPIP 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 (...)

Sur d’autres sites (15018)

  • How to make timelapse with ffmpeg from files with date-time names ?

    4 novembre 2019, par LA_

    I understand how to make timelapse video from the sequence of files.
    But what if my files have names like YYYYMMDDHHmmSS.jpg ? How can I pass them in the correct order ? I would prefer not to rename them (there are 55’000 files, almost 10 Gb).

  • Android : mp4 file plays when downloaded but when choosing "Video" player gets "Cannot play video"

    11 juillet 2019, par gview

    I’ve converted the video to an mp4 with ffmpeg using the h264 codec and AAC, and used the baseline profile.

    Videos are 540x360x250kbps

    I then ran qt-faststart on the file to move the atoms into the right order.

    I’ve stuck the file up on a wiki we use and created a link to it.

    My test phone is a Samsung Galaxy S3.

    When I browse to the page that has links to the mp4’s on it, and I click on them, I get a popup window with 2 options : Internet and Video.

    If I download the videos using the "Internet" option, I can play them on the phone without issue.

    I’ve done other encodings with the main profile as well, and these also play fine. I thought that a powerful phone like the s3 would be able to handle the more advanced compression schemes available in h264, however I’ve also browsed the Android docs in regards to supported video formats, and it seems to state that only the "baseline" compression profile is supported.

    Regardless, what doesn’t work is trying to use the "Video" option which I assume tries to stream the video.

    For the wiki in question, clicking on the link reveals that the content-type and content-length headers are being set :

    Content-Length  6175996
    Content-Type    video/mp4;charset=UTF-8

    Clicking on the link with a browser invokes a player (Quicktime in most cases) that can play the mp4’s.

    Is there more to having the file HTTP streamable beyond making a link to it ? Why won’t my Android 4 play these files ?

    UPDATE :
    I decided to make a quick HTML5 page using the video tag, and the videos do play on both my Galaxy S3 and the latest IOS.

  • Android : mp4 file plays when downloaded but when choosing "Video" player gets "Cannot play video"

    14 janvier 2014, par gview

    I've converted the video to an mp4 with ffmpeg using the h264 codec and AAC, and used the baseline profile.

    Videos are 540x360x250kbps

    I then ran qt-faststart on the file to move the atoms into the right order.

    I've stuck the file up on a wiki we use and created a link to it.

    My test phone is a Samsung Galaxy S3.

    When I browse to the page that has links to the mp4's on it, and I click on them, I get a popup window with 2 options : Internet and Video.

    If I download the videos using the "Internet" option, I can play them on the phone without issue.

    I've done other encodings with the main profile as well, and these also play fine. I thought that a powerful phone like the s3 would be able to handle the more advanced compression schemes available in h264, however I've also browsed the Android docs in regards to supported video formats, and it seems to state that only the "baseline" compression profile is supported.

    Regardless, what doesn't work is trying to use the "Video" option which I assume tries to stream the video.

    For the wiki in question, clicking on the link reveals that the content-type and content-length headers are being set :

    Content-Length  6175996
    Content-Type    video/mp4;charset=UTF-8

    Clicking on the link with a browser invokes a player (Quicktime in most cases) that can play the mp4's.

    Is there more to having the file HTTP streamable beyond making a link to it ? Why won't my Android 4 play these files ?

    UPDATE :
    I decided to make a quick HTML5 page using the video tag, and the videos do play on both my Galaxy S3 and the latest IOS.