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Autres articles (71)
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Les tâches Cron régulières de la ferme
1er décembre 2010, parLa gestion de la ferme passe par l’exécution à intervalle régulier de plusieurs tâches répétitives dites Cron.
Le super Cron (gestion_mutu_super_cron)
Cette tâche, planifiée chaque minute, a pour simple effet d’appeler le Cron de l’ensemble des instances de la mutualisation régulièrement. Couplée avec un Cron système sur le site central de la mutualisation, cela permet de simplement générer des visites régulières sur les différents sites et éviter que les tâches des sites peu visités soient trop (...) -
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 -
HTML5 audio and video support
13 avril 2011, parMediaSPIP uses HTML5 video and audio tags to play multimedia files, taking advantage of the latest W3C innovations supported by modern browsers.
The MediaSPIP player used has been created specifically for MediaSPIP and can be easily adapted to fit in with a specific theme.
For older browsers the Flowplayer flash fallback is used.
MediaSPIP allows for media playback on major mobile platforms with the above (...)
Sur d’autres sites (8886)
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How to edit video (cut some scenes) without increasing the video's size
18 février 2016, par 123iamking[Introduction]
I have a video : Input.mp4 - length : 29 min 6 sec - size : 120 MB
I use Microsoft Movie Maker 2012 (Movie Maker is included in the Windows Essentials 2012 program suite), to cut some boring scenes and keep the cool scenes and I get the video : Output.mp4 - length : 15 min 22 sec - size : 155 MB.
And it’s take a long time to create the Output.mp4 and the size is ridiculously increased. I can’t use this kind of software anymore, I need to create a new software to serve my purpose.
[Question]
Is there anyway with C# .Net to simply cut and merge video without increasing the video’s size and have to be fast ?
[What I have tried]
I intend to use ffmpeg to cut the clip and merge the clip and I found something about cut video here , but the console said something about "Timestamps are unset in a packet for stream 0. This is deprecated and will stop working in the future." - should I still use this ?
Should I use ffmpeg or there’s better way to do this.
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Extract first frame of multi video streams video
15 avril 2020, par RaduI am curious about how to use FFmpeg in order to extract the first frame of the first video stream from a multi-video stream file. 
What I have so far is :



ffmpeg -i {mediaFile} -ss 0 -map 0:v -vframes 1 -f image2 firstFrame.jpeg
.


I am not sure about the
-map
part. How can be certain that I work on the first video stream ? Is there a way to first filter streams by codec type, then select the first and then extract the frame ?


Thanks.


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How to record video, audio and compress the same video using ffmpeg, so that both the task can be done in a single command line
19 juillet 2019, par sachinkumar adahalliI am newly using "ffmpeg". I have compressed the video which is stored in the directory, then I got to know that we can do "compression and recording" both at a time using ffmpeg. I tried this by using the below command but that is not working unable to record as well. Anyone please help me out to solve. Thanks in advance.
I tried using this command "ffmpeg -f gdigrab -framerate 10 -i desktop out.mpeg" this is giving error like- "Unknown input format : ’gdigrab’ ".
I want the result which should "compress the live recording video" and store it in a folder or db.