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Médias (1)
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Revolution of Open-source and film making towards open film making
6 octobre 2011, par
Mis à jour : Juillet 2013
Langue : English
Type : Texte
Autres articles (80)
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Gestion de la ferme
2 mars 2010, parLa ferme est gérée dans son ensemble par des "super admins".
Certains réglages peuvent être fais afin de réguler les besoins des différents canaux.
Dans un premier temps il utilise le plugin "Gestion de mutualisation" -
Demande de création d’un canal
12 mars 2010, parEn fonction de la configuration de la plateforme, l’utilisateur peu avoir à sa disposition deux méthodes différentes de demande de création de canal. La première est au moment de son inscription, la seconde, après son inscription en remplissant un formulaire de demande.
Les deux manières demandent les mêmes choses fonctionnent à peu près de la même manière, le futur utilisateur doit remplir une série de champ de formulaire permettant tout d’abord aux administrateurs d’avoir des informations quant à (...) -
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 (14957)
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segment time in ffmpeg c code
10 mai 2018, par TraXxXI’m using remuxing.c
I’m trying to add segment option to code like this :
AVDictionary* headerOptions = NULL;
av_dict_set(&headerOptions, "segment_time", "10", 0);
avformat_write_header(&ofmt_ctx, &headerOptions);it’s not working
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How I Can Run Some Part of the Code on another EC2 instance
4 mai 2021, par Not A Bot — ffmpegI have a NodeJS application running on an EC2 instance, which has some feature where users can record multiple videos.


When the user logs out I am using ffmpeg(version 4.2.4) to combine all those videos into single a video.


I am recording the video in
WEBM
format, and the final single video should be inMP4
format.

Suppose the user has recorded 3 videos of 10 minutes each, then in last when the user logs out, all these 3 videos should be combined into the single video on length of 30 minutes.


Now everything is working fine, but the CPU usage is high when all the conversation and concatenation are going around.


CPU usage is sometimes as high as
60-70%


The process I am following is


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Convert the
webm
file to themp4
file.

ffmpeg -i input_file.webm -c:v copy -c:a copy output_file.mp4



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Convert MP4 to ts(Transport Stream) file.


ffmpeg -i output_file.mp4 -c copy -bsf:v h264_mp4toannexb -f mpegts OUTPUT_MP4.ts



I am following this process to concatenate all the mp4 files into one.


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Concatenate files


ffmpeg -i "concat:OUTPUT_MP4_1.ts|OUTPUT_MP4_2.ts|OUTPUT_MP4_3.ts" -c copy -bsf:a aac_adtstoasc FINAL_MP4_SINGLE_FILE.mp4











All this process is time-consuming(but not a priority), however, this process is taking CPU usage a lot.


The server can crash or become slow if there are many users on my application and may video conversion is going on.


Now, my question is how I can run this conversion process on the dedicated
EC2 instance
where only conversions can happen and not any other work, from the same code that is running on the first EC2 instance.

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can't load loadLibrary,Fatal signal 6 (SIGABRT), code -6
8 septembre 2015, par Android EmpireWhen I use
System.loadLibrary("ffmpeg-neon")
,there is a warninglibffmpeg-neon.so has text relocations. This is wasting memory and prevents security hardening. Please fix
and an erro
libc Fatal signal 6 (SIGABRT), code -6 in tid 10203
The source from https://github.com/appunite/AndroidFFmpeg.I build it on Unubtu-14.04.3-64bit,NDK-r10e