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  • Soumettre bugs et patchs

    10 avril 2011

    Un logiciel n’est malheureusement jamais parfait...
    Si vous pensez avoir mis la main sur un bug, reportez le dans notre système de tickets en prenant bien soin de nous remonter certaines informations pertinentes : le type de navigateur et sa version exacte avec lequel vous avez l’anomalie ; une explication la plus précise possible du problème rencontré ; si possibles les étapes pour reproduire le problème ; un lien vers le site / la page en question ;
    Si vous pensez avoir résolu vous même le bug (...)

  • Contribute to a better visual interface

    13 avril 2011

    MediaSPIP is based on a system of themes and templates. Templates define the placement of information on the page, and can be adapted to a wide range of uses. Themes define the overall graphic appearance of the site.
    Anyone can submit a new graphic theme or template and make it available to the MediaSPIP community.

  • Automated installation script of MediaSPIP

    25 avril 2011, par

    To overcome the difficulties mainly due to the installation of server side software dependencies, an "all-in-one" installation script written in bash was created to facilitate this step on a server with a compatible Linux distribution.
    You must have access to your server via SSH and a root account to use it, which will install the dependencies. Contact your provider if you do not have that.
    The documentation of the use of this installation script is available here.
    The code of this (...)

Sur d’autres sites (13072)

  • How to use ffmpeg to encode mp4 to mov

    28 juin 2021, par user1526912

    I trying to use ffmpeg to encode a video for the first time. Can anyone tell me the exact command to encode a video in the following format :

    



    Music Video HD Source Profile

    



    ● Apple ProRes 422 (HQ)
● VBR expected at 220 Mbps
● HD encoded dimensions accepted to support square pixel aspect ratios (PASP) :
Encoded PASP Converted to ProRes From
1920 x 1080 1:1 HDCAM SR, D5, ATSC
1280 x 720 1:1 ATSC progressive

    



    ● HD encoded dimensions accepted to support non-square pixel aspect ratios (this allows you to send HD video in the native dimensions of your best original source, for example in HD broadcast dimensions*) :

    



    Encoded PASP Converted to ProRes From
1440 x 1080 1:1.33333 XDCAM-HD, HDCAM
1280 x 1080 1:1.5 DVCProHD interlaced
960 x 720 1:1.33333 DVCProHD progressive

    



    Native frame rate of original source :

    



    ● 29.97 interlaced frames per second for video sourced
● 24 or 25 progressive frames per second for film sourced
● 23.976 progressive frames for inverse telecine sourced from film
● Telecine materials will not be accepted

    



    ● HD source may be delivered matted : letterbox, pillarbox, or windowbox.

    



    Music Video Audio Source Profile

    



    Stereo
● MPEG-1 layer II stereo
● 384 kpbs
● 48Khz
● Included in the same file as the delivered video

    


  • get audio current freqency for each 0.1 second of audio file with ffmpeg sox or opus into file.txt

    15 mars 2019, par Vlad

    I am trying to get audio freqency statistic from call record in file.opus for each 0,1 second, have try ffmpeg (spectrum) ffprobe ,
    for example
    sox  '.$file.' −n rate 6k spectrogram −z 62 -w Hamming -o aaaaaa/test10.png stat -freq 2>aaaaaa/test10.txt
    return spectrum
    all of them return values but no freqency found any other library ? Or what I am doing wrong I now it retrun spectrum but I need concrete freqency of human voice it is possible with ffmpeg or ffprobe or sox ? I am working in php but running shel comands any help will be aprisiatied. What should be my next step ? I am lost I have no idea how could get freqency from this numbers or "it is possible " ??? What is the first step comand in sox etc.

  • FFmpeg libx264 artifacts on moving scene

    26 mars 2020, par user13125448

    I am encoding a video with libx264 and have film noise and i have artifacts on a moving scene with a wall or background, how do you avoid these artifacts with ffmpeg.

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