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Autres articles (104)
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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 -
Encoding and processing into web-friendly formats
13 avril 2011, parMediaSPIP automatically converts uploaded files to internet-compatible formats.
Video files are encoded in MP4, Ogv and WebM (supported by HTML5) and MP4 (supported by Flash).
Audio files are encoded in MP3 and Ogg (supported by HTML5) and MP3 (supported by Flash).
Where possible, text is analyzed in order to retrieve the data needed for search engine detection, and then exported as a series of image files.
All uploaded files are stored online in their original format, so you can (...) -
Support de tous types de médias
10 avril 2011Contrairement à beaucoup de logiciels et autres plate-formes modernes de partage de documents, MediaSPIP a l’ambition de gérer un maximum de formats de documents différents qu’ils soient de type : images (png, gif, jpg, bmp et autres...) ; audio (MP3, Ogg, Wav et autres...) ; vidéo (Avi, MP4, Ogv, mpg, mov, wmv et autres...) ; contenu textuel, code ou autres (open office, microsoft office (tableur, présentation), web (html, css), LaTeX, Google Earth) (...)
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Fragmented MP4 file playback in web browser
5 octobre 2013, par Steven ChangI want to build a MP4 streaming server.
I generated MP4 file with ffmpeg as follow.$ffmpeg -i input.avi -movflags frag_keyframe output.mp4
It works normally in Google Chrome but IE9 and Safari just play a short period.
(One keyframe duration)
What is the proglem ?Thanks
The HTML code is here :
<video controls="controls">
<source src="output.mp4" type="video/mp4"></source>
The browser does not support HTML5
</video> -
Revision fe74c4286a : Rename quantize_sse2_intrinsics.c The only reason for the _intrinsics part of t
24 avril 2013, par JohannChanged Paths :
Add /vp8/encoder/x86/quantize_sse2.c
(from /vp8/encoder/x86/quantize_sse2_intrinsics.c
:f71e5246f214353fea1d14a1d10fcc38859db58d)
Delete /vp8/encoder/x86/quantize_sse2_intrinsics.c
Modify /vp8/vp8cx.mk
Rename quantize_sse2_intrinsics.cThe only reason for the _intrinsics part of the file name was for the
interim period where only one of the functions was redone and the base
file name was the same.Change-Id : I7851154f1633d48821bee885b1cadb2148e65a23
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How to create slideshow from images with ffmpeg ?
7 novembre 2012, par Arsen ZahrayI want to create a slideshow from images, where each image would be displayed for some period of time (several seconds).
How do I do that ?
Currently I was trying to encode short clips with ffmpeg and then stitch those together with
mencoder
:foreach (var item in filePattern)
{
var otpt = item.Key + ".mpg";
Process.Start("ffmpeg",
string.Format("-y -r 25 -f image2 -vframes 75 -i {0} {1}", item.Value, otpt)//-loop 1
).WaitForExit();
}ffmpeg -y -r 25 -f image2 -vframes 75 -i input-pattern output
does create a file with 1 frame in it, whileffmpeg -y -loop 1 -r 25 -f image2 -vframes 75 -i input-pattern output
on windows never finishes (needs ctrl+c to stop) ; the second command worked on linux for me.I need to make this work primary on Windows. Which params should I use ?