
Recherche avancée
Médias (1)
-
The pirate bay depuis la Belgique
1er avril 2013, par
Mis à jour : Avril 2013
Langue : français
Type : Image
Autres articles (31)
-
Keeping control of your media in your hands
13 avril 2011, parThe vocabulary used on this site and around MediaSPIP in general, aims to avoid reference to Web 2.0 and the companies that profit from media-sharing.
While using MediaSPIP, you are invited to avoid using words like "Brand", "Cloud" and "Market".
MediaSPIP is designed to facilitate the sharing of creative media online, while allowing authors to retain complete control of their work.
MediaSPIP aims to be accessible to as many people as possible and development is based on expanding the (...) -
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 -
Les formats acceptés
28 janvier 2010, parLes commandes suivantes permettent d’avoir des informations sur les formats et codecs gérés par l’installation local de ffmpeg :
ffmpeg -codecs ffmpeg -formats
Les format videos acceptés en entrée
Cette liste est non exhaustive, elle met en exergue les principaux formats utilisés : h264 : H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 m4v : raw MPEG-4 video format flv : Flash Video (FLV) / Sorenson Spark / Sorenson H.263 Theora wmv :
Les formats vidéos de sortie possibles
Dans un premier temps on (...)
Sur d’autres sites (10278)
-
Setting very fast movie speed
24 avril 2018, par JoeSkurczysynHe tries to set the movie’s acceleration to 70 minutes so that a movie with a maximum length of 2 minutes will come out. However, FFMPEG fails. Films with a length of over 20 minutes come out, which is not what they expect.
I write this :
ffmpeg -i output.mp4 -filter:v "setpts=0.90*PTS" -an output2.mp4
What am I doing wrong ?
-
How to speed up ffmpeg video conversion
22 avril 2018, par user2993497ffmpeg -i video.mp4 -c:v libvpx-vp9 -keyint_min 150 -g 150 -tile-columns 4 -frame-parallel 1 -f webm -dash 1 -an -vf scale=160:190 -b:v 250k -dash 1 video_160x90_250k.webm -an -vf scale=320:180 -b:v 500k -dash 1 video_320x180_500k.webm -an -vf scale=640:360 -b:v 750k -dash 1 video_640x360_750k.webm -an -vf scale=640:360 -b:v 1000k -dash 1 video_640x360_1000k.webm -an -vf scale=1280:720 -b:v 1500k -dash 1 video_1280x720_1500k.webm
I’m converting a single video into multiple videos at different resolutions. But it’s painfully slow. how can I speed this up ?
-
how do I set speed rate (ex:double speed) in FFmpeg library ?
19 avril 2018, par geeeekI’m working on rtsp live video from ffmpeg and rendering it on the screen.
However, the image is displayed after 1 to 2 seconds.
to reduce video delay, So I want to increase the playback speed in my program.
int64_t duration = m_formatCtx-> duration;
duration = duration * 1000;
av_seek_frame (m_formatCtx, m_videoStream, duration, AVSEEK_FLAG_ANY);
av_seek_frame (m_formatCtx, m_audioStream, duration, AVSEEK_FLAG_ANY);
while (av_read_frame (m_formatCtx, & m_packet)> = 0)I can not get the result I want in this way.