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Autres articles (44)

  • Support audio et vidéo HTML5

    10 avril 2011

    MediaSPIP utilise les balises HTML5 video et audio pour la lecture de documents multimedia en profitant des dernières innovations du W3C supportées par les navigateurs modernes.
    Pour les navigateurs plus anciens, le lecteur flash Flowplayer est utilisé.
    Le lecteur HTML5 utilisé a été spécifiquement créé pour MediaSPIP : il est complètement modifiable graphiquement pour correspondre à un thème choisi.
    Ces technologies permettent de distribuer vidéo et son à la fois sur des ordinateurs conventionnels (...)

  • De l’upload à la vidéo finale [version standalone]

    31 janvier 2010, par

    Le chemin d’un document audio ou vidéo dans SPIPMotion est divisé en trois étapes distinctes.
    Upload et récupération d’informations de la vidéo source
    Dans un premier temps, il est nécessaire de créer un article SPIP et de lui joindre le document vidéo "source".
    Au moment où ce document est joint à l’article, deux actions supplémentaires au comportement normal sont exécutées : La récupération des informations techniques des flux audio et video du fichier ; La génération d’une vignette : extraction d’une (...)

  • Librairies et binaires spécifiques au traitement vidéo et sonore

    31 janvier 2010, par

    Les logiciels et librairies suivantes sont utilisées par SPIPmotion d’une manière ou d’une autre.
    Binaires obligatoires FFMpeg : encodeur principal, permet de transcoder presque tous les types de fichiers vidéo et sonores dans les formats lisibles sur Internet. CF ce tutoriel pour son installation ; Oggz-tools : outils d’inspection de fichiers ogg ; Mediainfo : récupération d’informations depuis la plupart des formats vidéos et sonores ;
    Binaires complémentaires et facultatifs flvtool2 : (...)

Sur d’autres sites (6956)

  • Write two webcam video with avconv

    16 août 2014, par Jones

    Have problem capture video with avconv

    I using this commands video0 in shell 0 and video1 in shell 1

    avconv -f video4linux2 -i /dev/video0 video0.avi
    avconv -f video4linux2 -i /dev/video1 video1.avi

    But with start second video recorder message

    /dev/video1 : No space left on device

    Question there is the possibility of recording two videos simultaneously ?

    Other

    First capture of video0.avi is work perfectly, but if I interrupt with Ctrl+C and try execute same command the video is not captured.

    This message displayed in shell

    uvcvideo : Failed to resubmit video URB (-27)

    The process still running ?

    Removing webcam and reconnect work fine in first time.

  • Add 2 pictures to video with durations ? [duplicate]

    24 juin 2013, par jesper

    This question already has an answer here :

    I am trying to add 2 different images into a video with ffmpeg.

    image1.jpg should show the first 10 seconds of the movie and youtubeLOL.png should show the next 6 minutes of the video.

    So the command should tell us also to repeat the pictures to get a length for 6 minutes and 10 seconds. How can i do this ? I have tried this :

    (It's not even working)

    passthru("ffmpeg -f image2 -loop 1 -vframes 100 -i /home/psafari/public_html/youtube_images/movie_" . $id . ".jpg -vcodec mpeg4 /home/psafari/public_html/youtube_videos/movie_" . time().".avi");

    Here is output :

    FFmpeg version 0.6.5, Copyright (c) 2000-2010 the FFmpeg developers built on Jan 29 2012 17:52:15 with gcc 4.4.5 20110214 (Red Hat 4.4.5-6) configuration: --prefix=/usr --libdir=/usr/lib64 --shlibdir=/usr/lib64 --mandir=/usr/share/man --incdir=/usr/include --disable-avisynth --extra-cflags='-O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic -fPIC' --enable-avfilter --enable-avfilter-lavf --enable-libdc1394 --enable-libdirac --enable-libfaac --enable-libfaad --enable-libfaadbin --enable-libgsm --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libx264 --enable-gpl --enable-nonfree --enable-postproc --enable-pthreads --enable-shared --enable-swscale --enable-vdpau --enable-version3 --enable-x11grab libavutil 50.15. 1 / 50.15. 1 libavcodec 52.72. 2 / 52.72. 2 libavformat 52.64. 2 / 52.64. 2 libavdevice 52. 2. 0 / 52. 2. 0 libavfilter 1.19. 0 / 1.19. 0 libswscale 0.11. 0 / 0.11. 0 libpostproc 51. 2. 0 / 51. 2. 0

    Invalid value '1' for option 'loop'

    output memcode

    MEncoder SVN-r31628-4.4.6 (C) 2000-2010 MPlayer Team
    get_path("config") problem
    success: format: 0  data: 0x0 - 0x1251b
    libavformat file format detected.
    [lavf] stream 0: video (h264), -vid 0
    VIDEO:  [H264]  540x800  24bpp  25.000 fps  116.3 kbps (14.2 kbyte/s)
    [V] filefmt:44  fourcc:0x34363248  size:540x800  fps:25.000  ftime:=0.0400
    videocodec: framecopy (540x800 24bpp fourcc=34363248)
    Writing header...
    ODML: Aspect information not (yet?) available or unspecified, not writing vprp header.
    Writing header...
    ODML: Aspect information not (yet?) available or unspecified, not writing vprp header.
    Pos:   0.0s      1f (100%)  0.00fps Trem:   0min   0mb  A-V:0.000 [0:0]
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    success: format: 0  data: 0x0 - 0x9daf8
    libavformat file format detected.
    [lavf] stream 0: video (h264), -vid 0
    VIDEO:  [H264]  640x400  24bpp  25.000 fps   21.8 kbps ( 2.7 kbyte/s)
    [V] filefmt:44  fourcc:0x34363248  size:640x400  fps:25.000  ftime:=0.0400
    videocodec: framecopy (540x800 24bpp fourcc=34363248)
    videocodec: framecopy (640x400 24bpp fourcc=34363248)

    All video files must have identical fps, resolution, and codec for -ovc copy.

    Exiting...
  • Connection between ffmpeg and ffplay

    26 juin 2013, par UserOfStackoverflow

    Let's say that ffmpeg is on computer "A" and ffplay is on computer "B". I want to stream from computer "A" to computer "B" using UDP, but I'm a bit confused since both applications (ffmpeg and ffplay) requires IP and Port. I'm confused because usually when two programs connects through the internet, one application requires IP and Port while another application requires only a Port. My question is, what IP address should I write to ffmpeg and what IP address should I write to ffplay ? Also does both applications should use same Port ?