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Autres articles (81)
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Ajouter des informations spécifiques aux utilisateurs et autres modifications de comportement liées aux auteurs
12 avril 2011, parLa manière la plus simple d’ajouter des informations aux auteurs est d’installer le plugin Inscription3. Il permet également de modifier certains comportements liés aux utilisateurs (référez-vous à sa documentation pour plus d’informations).
Il est également possible d’ajouter des champs aux auteurs en installant les plugins champs extras 2 et Interface pour champs extras. -
Problèmes fréquents
10 mars 2010, parPHP et safe_mode activé
Une des principales sources de problèmes relève de la configuration de PHP et notamment de l’activation du safe_mode
La solution consiterait à soit désactiver le safe_mode soit placer le script dans un répertoire accessible par apache pour le site -
MediaSPIP 0.1 Beta version
25 avril 2011, parMediaSPIP 0.1 beta is the first version of MediaSPIP proclaimed as "usable".
The zip file provided here only contains the sources of MediaSPIP in its standalone version.
To get a working installation, you must manually install all-software dependencies on the server.
If you want to use this archive for an installation in "farm mode", you will also need to proceed to other manual (...)
Sur d’autres sites (12295)
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MP4 - get current subtitle text
20 février 2019, par murrdpirateI’m trying to find a way to grab the current subtitle in an MP4 file. I see that
ffmpeg
can extract all subtitles into an .srt file, but it would be useful for me to just grab the current subtitle based on the current timestamp of a video being played. Especially useful if it can be done with python. This would be akin toopencv
andmoviepy
, where I can extract the current frame as an image based on the current timestamp of the video.I see a lot of libraries that work with subtitle .srt files (e.g. pysrt) but none that access individual subtitles from a playng mp4 file.
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Manually feeding x264 with my own motion data ?
6 septembre 2011, par ldoogyI am trying to encode a stream using x264 (by feeding individual images), but what's unusual is that I already have some motion information for my frames. I know exactly which areas have been modified in each frame, and I know where motion has occurred in the frame.
Is there a way to feed x264 my own motion information ? I'd like to give it motion vectors for given areas in the frame, and somehow tell it that certain areas in the frame are guaranteed to not have had any motion in them.
I think this might significantly improve the performance of the encoding (because I'm allowing the codec to completely skip the motion estimation phase), and should also somewhat increase quality in cases where the encoder's motion estimation algos might have missed the motion that actually occurred.
Do I need to modify the encoder in order to do this, or is this supported in the existing API ?
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Revision 096eaba728 : Remove VP8 save_reg_neon function This patch did a cleanup following the commit
29 avril 2014, par Yunqing WangChanged Paths :
Delete /vp8/common/arm/neon/save_reg_neon.asm
Modify /vp8/decoder/onyxd_if.c
Modify /vp8/encoder/onyx_if.c
Modify /vp8/vp8_common.mk
Remove VP8 save_reg_neon functionThis patch did a cleanup following the commit "Save NEON registers
in VP8 NEON functions". The pushing/poping of callee-saved NEON
registers was moved into individual NEON functions. Therefore,
we don’t need to save those registers at the beginning of codec.
The related code was removed.Change-Id : I5648166514fc9beffb780aa138495597731f49ea