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Médias (2)
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Core Media Video
4 avril 2013, par
Mis à jour : Juin 2013
Langue : français
Type : Video
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Video d’abeille en portrait
14 mai 2011, par
Mis à jour : Février 2012
Langue : français
Type : Video
Autres articles (109)
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Personnaliser les catégories
21 juin 2013, parFormulaire de création d’une catégorie
Pour ceux qui connaissent bien SPIP, une catégorie peut être assimilée à une rubrique.
Dans le cas d’un document de type catégorie, les champs proposés par défaut sont : Texte
On peut modifier ce formulaire dans la partie :
Administration > Configuration des masques de formulaire.
Dans le cas d’un document de type média, les champs non affichés par défaut sont : Descriptif rapide
Par ailleurs, c’est dans cette partie configuration qu’on peut indiquer le (...) -
Les statuts des instances de mutualisation
13 mars 2010, parPour des raisons de compatibilité générale du plugin de gestion de mutualisations avec les fonctions originales de SPIP, les statuts des instances sont les mêmes que pour tout autre objets (articles...), seuls leurs noms dans l’interface change quelque peu.
Les différents statuts possibles sont : prepa (demandé) qui correspond à une instance demandée par un utilisateur. Si le site a déjà été créé par le passé, il est passé en mode désactivé. publie (validé) qui correspond à une instance validée par un (...) -
Encoding and processing into web-friendly formats
13 avril 2011, parMediaSPIP 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 (11562)
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The WebM Project
19 mai 2010, par Basil Gohar — Announcements, Technology, google, matroska, vorbis, vp8, webm, webm projectIt is with great joy that Libre Video can share with you this announcement : “The WebM Project is dedicated to developing a high-quality, open video format for the web that is freely available to everyone.” The WebM Project is a … Read more (...)
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Install gstreamer on EC2 Amazon Linux AMI ?
6 décembre 2015, par vy32I’m trying to install QT5.5 on Amazon EC2 Linux, which apparently requires that I install some kind of multimedia support. It looks like that comes from gstreamer.
yum search gstreamer
turns up :[ec2-user@ip-172-30-1-58 ~]$ yum search gstreamer
Loaded plugins: priorities, update-motd, upgrade-helper
23 packages excluded due to repository priority protections
============================================== N/S matched: gstreamer ==============================================
gstreamer-ffmpeg.x86_64 : GStreamer FFmpeg-based plug-ins
gstreamer-ffmpeg-debuginfo.x86_64 : Debug information for package gstreamer-ffmpeg
gstreamer-plugins-bad.x86_64 : GStreamer streaming media framework "bad" plug-ins
gstreamer-plugins-bad-debuginfo.x86_64 : Debug information for package gstreamer-plugins-bad
gstreamer-plugins-bad-nonfree.x86_64 : Non Free GStreamer streaming media framework "bad" plug-ins
gstreamer-plugins-bad-nonfree-debuginfo.x86_64 : Debug information for package gstreamer-plugins-bad-nonfree
gstreamer-plugins-ugly.x86_64 : GStreamer streaming media framework "ugly" plug-ins
gstreamer-plugins-ugly-debuginfo.x86_64 : Debug information for package gstreamer-plugins-ugly
gstreamer-plugins-ugly-devel-docs.noarch : Development documentation for the GStreamer "ugly" plug-ins
gstreamer1-libav.x86_64 : GStreamer 1.0 libav-based plug-ins
gstreamer1-libav-debuginfo.x86_64 : Debug information for package gstreamer1-libav
gstreamer1-plugins-bad-freeworld.x86_64 : GStreamer 1.0 streaming media framework "bad" plug-ins
gstreamer1-plugins-bad-freeworld-debuginfo.x86_64 : Debug information for package gstreamer1-plugins-bad-freeworld
gstreamer1-plugins-ugly.x86_64 : GStreamer 1.0 streaming media framework "ugly" plug-ins
gstreamer1-plugins-ugly-debuginfo.x86_64 : Debug information for package gstreamer1-plugins-ugly
gstreamer1-plugins-ugly-devel-docs.noarch : Development documentation for the GStreamer "ugly" plug-ins
gstreamer1-vaapi.x86_64 : GStreamer plugins to use VA API video acceleration
gstreamer1-vaapi-debuginfo.x86_64 : Debug information for package gstreamer1-vaapi
gstreamer1-vaapi-devel.x86_64 : Development files for gstreamer1-vaapi
qt-gstreamer.x86_64 : C++ bindings for GStreamer with a Qt-style API
qt-gstreamer-debuginfo.x86_64 : Debug information for package qt-gstreamer
qt-gstreamer-devel.x86_64 : Header files and development documentation for qt-gstreamer
Name and summary matches only, use "search all" for everything.
[ec2-user@ip-172-30-1-58 ~]$ %However, when I try to install one of these, I get this error :
$ sudo yum install -y gstreamer-ffmpeg
Loaded plugins: priorities, update-motd, upgrade-helper
23 packages excluded due to repository priority protections
Resolving Dependencies
--> Running transaction check
---> Package gstreamer-ffmpeg.x86_64 0:0.10.13-15.el7.nux will be installed
--> Processing Dependency: liborc-0.4.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstvideo-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstreamer-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstpbutils-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstbase-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstaudio-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Finished Dependency Resolution
Error: Package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64 (nux-dextop)
Requires: liborc-0.4.so.0()(64bit)
Error: Package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64 (nux-dextop)
Requires: libgstreamer-0.10.so.0()(64bit)
Error: Package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64 (nux-dextop)
Requires: libgstbase-0.10.so.0()(64bit)
Error: Package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64 (nux-dextop)
Requires: libgstaudio-0.10.so.0()(64bit)
Error: Package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64 (nux-dextop)
Requires: libgstpbutils-0.10.so.0()(64bit)
Error: Package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64 (nux-dextop)
Requires: libgstvideo-0.10.so.0()(64bit)
You could try using --skip-broken to work around the problem
You could try running: rpm -Va --nofiles --nodigest
[ec2-user@ip-172-30-1-58 ~]$Supplying the suggested
--skip-broken
doesn’t help :[ec2-user@ip-172-30-1-58 ~]$ sudo yum install -y gstreamer-ffmpeg --skip-broken
Loaded plugins: priorities, update-motd, upgrade-helper
23 packages excluded due to repository priority protections
Resolving Dependencies
--> Running transaction check
---> Package gstreamer-ffmpeg.x86_64 0:0.10.13-15.el7.nux will be installed
--> Processing Dependency: liborc-0.4.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstvideo-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstreamer-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstpbutils-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstbase-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
--> Processing Dependency: libgstaudio-0.10.so.0()(64bit) for package: gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64
Packages skipped because of dependency problems:
gstreamer-ffmpeg-0.10.13-15.el7.nux.x86_64 from nux-dextop
[ec2-user@ip-172-30-1-58 ~]$So how do I install
gstreamer-ffmpeg
? Why aren’t the dependencies automatically being followed ? -
Amazon Alexa Audio Encoding- Few audios are not playing [closed]
3 mars 2023, par Vijayanath ViswanathanI am encoding audio for Alexa audio using ffmpeg like below,



ffmpeg -i -ac 2 -codec:a libmp3lame -b:a 48k -ar 16000 




The problem is few of the audios are playing properly but few are not. I am using same Project Rate and Quality (Project Rate 16000 and Quality to 48 kbps) for all audios which needs to be converted. Anybody knows is there any basic quality for source.mp3 to encode to Project Rate 16000 and Quality to 48 kbps ?



The response I am getting from alexa for faulty file is, "There is a problem with skill response".