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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 (74)
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Websites made with MediaSPIP
2 mai 2011, parThis page lists some websites based on MediaSPIP.
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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" (...) -
Contribute to a better visual interface
13 avril 2011MediaSPIP is based on a system of themes and templates. Templates define the placement of information on the page, and can be adapted to a wide range of uses. Themes define the overall graphic appearance of the site.
Anyone can submit a new graphic theme or template and make it available to the MediaSPIP community.
Sur d’autres sites (11069)
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ffmpeg remove multiple segments from a video rotate and crop video
2 novembre 2017, par 1234567ffmpeg remove multiple segments from a video rotate and crop video
I have a video of 2 min 25 seconds , i want to remove part from 10 second to 16 second and 20 second to 26 second and rotate video and crop it
I am trying this command
"-y", "-i", j,
"-filter_complex",
"[0:v]trim=start=10:end=16,setpts=PTS-STARTPTS[a]; " +
"[0:v]trim=start=20:end=26,setpts=PTS-STARTPTS[b]; " +
"[0:a]atrim=start=10:end=16,asetpts=PTS-STARTPTS[c]; " +
"[0:a]atrim=start=20:end=26,asetpts=PTS-STARTPTS[d]; " +
"[a][c][b][d]concat=n=2:v=1:a=1[e][f],"+
"crop=" + 40 + ":" + 20 + ":" + 100 + ":" + 100,"+
"transpose=1", "-map", "'[e]'" ,"-map",
"'[f]'", "-preset", "ultrafast",outwhat is the correct command to do it
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resize and crop HD video into square video using ffmpeg
7 mai 2021, par Ahmet CetinI want to scale and crop HD video (1920x1080) into square one while adding watermark. I tried


ffmpeg

-i video.mp4

-i watermark.png

-filter_complex "[0]scale=720:720,crop=720:720[a] ;[1]scale=720:720[b] ;[a][b]overlay=(W-w)/2 :(H-h)/2"

output.mp4

but it produces output with 889x500. Can anyone help me ? What I'm doing wrong ?


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FFMpeg merge video and audio at specific time into another video
21 juillet 2021, par Lug IaI have a standard mp4 (audio + video)
I am trying to merge a 1.4 second mini mp4 clip into this track, replacing the video for the length of the mini clip but merging the audios together at a specific time


Would anyone know how to do this using ffmpeg ?


I've tried quite a few different filters, however can't seem to get what I want



 V <------->
miniclip.mp4 A <=======>
 V <-----------> ↓ + ↓ <--->
standard.mp4 A <=========================>