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Médias (1)
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Richard Stallman et le logiciel libre
19 octobre 2011, par
Mis à jour : Mai 2013
Langue : français
Type : Texte
Autres articles (69)
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Websites made with MediaSPIP
2 mai 2011, parThis page lists some websites based on MediaSPIP.
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List of compatible distributions
26 avril 2011, parThe table below is the list of Linux distributions compatible with the automated installation script of MediaSPIP. Distribution nameVersion nameVersion number Debian Squeeze 6.x.x Debian Weezy 7.x.x Debian Jessie 8.x.x Ubuntu The Precise Pangolin 12.04 LTS Ubuntu The Trusty Tahr 14.04
If you want to help us improve this list, you can provide us access to a machine whose distribution is not mentioned above or send the necessary fixes to add (...) -
Publier sur MédiaSpip
13 juin 2013Puis-je poster des contenus à partir d’une tablette Ipad ?
Oui, si votre Médiaspip installé est à la version 0.2 ou supérieure. Contacter au besoin l’administrateur de votre MédiaSpip pour le savoir
Sur d’autres sites (9687)
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FFMPEG Video Multiplexer
4 décembre 2015, par NaderI am a DirectShow developer, I used to build multiplexers that take 2 video inputs and generate one output, I would then use a video encoder mux to feed it the output + anothrr audio stream to generate the final video output. The multiplexer (DirectShow framework) allows me to process the input video from two sources (for example, adding effects using the two frames).
Does anyone know how this can be done using FFMPEG, or at least point me to the right resources ? Thanks -
Why my ffmpeg libs are so large ? [on hold]
9 avril 2014, par user3504221I compiled ffmpeg libs on my Ubuntu 64-bits using the following script :
mkdir ~/ffmpeg_sources
#x264
cd ~/ffmpeg_sources
wget http://download.videolan.org/pub/x264/snapshots/last_x264.tar.bz2
tar xjvf last_x264.tar.bz2
cd x264-snapshot*
./configure --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin" --enable-static --disable-asm
make
make install
make distclean#FFmpeg
cd ~/ffmpeg_sources
wget http://ffmpeg.org/releases/ffmpeg-snapshot.tar.bz2
tar xjvf ffmpeg-snapshot.tar.bz2
cd ffmpeg
PKG_CONFIG_PATH="$HOME/ffmpeg_build/lib/pkgconfig"
export PKG_CONFIG_PATH
./configure --prefix="$HOME/ffmpeg_build" --extra-cflags="-I$HOME/ffmpeg_build/include" \
--extra-ldflags="-L$HOME/ffmpeg_build/lib" --bindir="$HOME/bin" --extra-libs="-ldl" -- enable-gpl \
--enable-libx264 --enable-x11grab --disable-yasm
make
make install
make distclean
hash -rBut the final libs are really large (For example, libavcodec.a > 140 Mb). Anybody know why my libs are so large ?
EDIT
My Solutions :
- add the option "—disable-debug" to the ./configure. The size of my libavcodec fell from 150Mb to 12Mb !
- Remove all unnecessary codecs : Add the options -disable-encoders, —disable-decoders and then add only codecs you want with —enable-encoder=NAME and —enable-decoder=NAME. Print the list using ./configure —list-encoders —list-decoders. see ./configure —help for more information. (My final libavcodec has a size of 4Mo)
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Combine Image and Audio AND fade in and out
7 janvier 2024, par JakeI have an ffmpeg command that merges 1 image and 1 audio file, but I also want the output video to have a fade in and fade out, how can I do that ?


Here's the command :

ffmpeg -r 1 -loop 1 -i image.jpg -i audio.mp3 -acodec copy -r 1 -shortest -vf scale=1280:720 final.mp4