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Médias (1)
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Bug de détection d’ogg
22 mars 2013, par
Mis à jour : Avril 2013
Langue : français
Type : Video
Autres articles (83)
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Websites made with MediaSPIP
2 mai 2011, parThis page lists some websites based on MediaSPIP.
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Amélioration de la version de base
13 septembre 2013Jolie sélection multiple
Le plugin Chosen permet d’améliorer l’ergonomie des champs de sélection multiple. Voir les deux images suivantes pour comparer.
Il suffit pour cela d’activer le plugin Chosen (Configuration générale du site > Gestion des plugins), puis de configurer le plugin (Les squelettes > Chosen) en activant l’utilisation de Chosen dans le site public et en spécifiant les éléments de formulaires à améliorer, par exemple select[multiple] pour les listes à sélection multiple (...) -
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" (...)
Sur d’autres sites (14014)
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Révision 17407 : on avance sur le dateur :
14 mars 2011, par b b* formatage + texte_script sur les chaines de langue et pas de ucfirst * ajout de quelques chaines de langue pour les abbreviations de mois cf http://fr.wikipedia.org/wiki/Mois
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compile the ffmpeg3.3 for Mac OS show ERROR : libmp3lame >= 3.98.3 not found
4 mars 2018, par MR.PJI use my mac to compile the ffmpeg3.3 for Mac OS according to https://trac.ffmpeg.org/wiki/CompilationGuide/macOS.I tried the first(which through Homebrew) and third(which builds it yourself) method,the first method is ok.
But the third, compiling FFmpeg myself and Installing dependencies with Homebrew.I don’t know the meaning of this sentence enter image description here
after this step :
./configure --prefix=/usr/local --enable-gpl --enable-nonfree --enable-libass \
--enable-libfdk-aac --enable-libfreetype --enable-libmp3lame \
--enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libopus --enable-libxvid \
--samples=fate-suite/terminal show :
RROR: libmp3lame >= 3.98.3 not found
when I use
locate libmp3lame.a
,it is at ’/usr/local/Cellar/lame/3.99.5/lib/libmp3lame.a’.I also try
--enable-libmp3lame --extra-ldflags=-L/usr/local/lib
to solve,but it is no effect.How to solve this
ERROR: libmp3lame >= 3.98.3 not found
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FFMPEG Concat Dropping Frames
16 mars 2015, par scientifficI’m using FFMPEG to do the following two things :
- create an mp4 given a set of images
- compile mp4s to create a longer video (mp4)
To create mp4s from images, I use the following command :
ffmpeg -r 5 -i 'img%03d.jpg' output.mp4
As far as I know, this creates a video with a framerate of 5fps.
But when I try to compile mp4s, it seems like frames within each mp4 are being dropped.
To create the compiled footage, I create a text file that points to all the mp4s that should be included in the compilation, e.g.
file 'set1/output.mp4'
file 'set2/output.mp4'
file 'set3/output.mp4'
file 'set4/output.mp4'
file 'set5/output.mp4'
file 'set6/output.mp4'
file 'set7/output.mp4'Then I run the following command :
ffmpeg -f concat -i input.txt -codec copy compilation.mp4
The resulting video seems to drop 2-3 frames from each of the output videos.
How do I ensure that the compiled video doesn’t drop any frames ?
(For reference, I used the following tutorial : https://trac.ffmpeg.org/wiki/Concatenate)