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Autres articles (61)
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Soumettre améliorations et plugins supplémentaires
10 avril 2011Si vous avez développé une nouvelle extension permettant d’ajouter une ou plusieurs fonctionnalités utiles à MediaSPIP, faites le nous savoir et son intégration dans la distribution officielle sera envisagée.
Vous pouvez utiliser la liste de discussion de développement afin de le faire savoir ou demander de l’aide quant à la réalisation de ce plugin. MediaSPIP étant basé sur SPIP, il est également possible d’utiliser le liste de discussion SPIP-zone de SPIP pour (...) -
Contribute to translation
13 avril 2011You can help us to improve the language used in the software interface to make MediaSPIP more accessible and user-friendly. You can also translate the interface into any language that allows it to spread to new linguistic communities.
To do this, we use the translation interface of SPIP where the all the language modules of MediaSPIP are available. Just subscribe to the mailing list and request further informantion on translation.
MediaSPIP is currently available in French and English (...) -
Contribute to documentation
13 avril 2011Documentation is vital to the development of improved technical capabilities.
MediaSPIP welcomes documentation by users as well as developers - including : critique of existing features and functions articles contributed by developers, administrators, content producers and editors screenshots to illustrate the above translations of existing documentation into other languages
To contribute, register to the project users’ mailing (...)
Sur d’autres sites (8377)
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I want To Remove Green Screen from a Video and merge it with a White Background in FFMPEG ? [duplicate]
23 avril 2021, par Farid Hawami -
Add white noise to audio stream at specific time stamp for specific duration using FFMPEG
25 mai 2022, par cpronI have a video.mov file of 1 minute. What I want is to make the volume of the current audio stream to 0 for a specific duration and add noise at that specific timestamp.


ffmpeg -y -i video.mov -filter_complex volume=enable='between(t,15,20)':volume=0[main];anoisesrc=d=5:c=pink:r=44100:a=0.5[noise];[main][noise]amix=inputs=2


Thank you in advance.


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ffmpeg hstack png and replace transparent color with white color
21 juin 2022, par lucky1928Below command works fine to stack two png file with alpha channel left and right, The output png file will keep the alpha channel as well.


ffmpeg -i a.png -i b.png -filter_complex hstack=inputs=2 output.png


I wish replace alpha channel with white color (no need alpha channel), which parameter should I use ?


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