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Autres articles (48)
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Submit bugs and patches
13 avril 2011Unfortunately a software is never perfect.
If you think you have found a bug, report it using our ticket system. Please to help us to fix it by providing the following information : the browser you are using, including the exact version as precise an explanation as possible of the problem if possible, the steps taken resulting in the problem a link to the site / page in question
If you think you have solved the bug, fill in a ticket and attach to it a corrective patch.
You may also (...) -
Submit enhancements and plugins
13 avril 2011If you have developed a new extension to add one or more useful features to MediaSPIP, let us know and its integration into the core MedisSPIP functionality will be considered.
You can use the development discussion list to request for help with creating a plugin. As MediaSPIP is based on SPIP - or you can use the SPIP discussion list SPIP-Zone. -
Les autorisations surchargées par les plugins
27 avril 2010, parMediaspip core
autoriser_auteur_modifier() afin que les visiteurs soient capables de modifier leurs informations sur la page d’auteurs
Sur d’autres sites (6778)
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Cannot decode RAW .Y4M video : "Operation not permitted"
25 janvier 2020, par Ham789I am running ffmpeg version 4.2.2 on macOS Sierra and I cannot decode a RAW video.
First I create the .Y4M video :
ffmpeg -y -i inputfolder/GH012088.MP4 temp_raw_video.Y4M
Then I try to input it to ffmpeg :
ffmpeg -i temp_raw_video.Y4M
However I get the following error in the terminal :
temp_raw_video.Y4M: Operation not permitted
I have tried the above in Windows and it works fine. I have checked the permissions for the ’temp_raw_video.Y4M’ file and I have both read and write permissions.
What is going on here ?
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How can I pipe the filename into an ffmpeg command ?
20 octobre 2019, par Lee ProbertI would like to run this command in the terminal :
ffmpeg -i -ac 2 -codec:a libmp3lame -b:a 48k -ar 16000
on everymp3
file in a folder.The input and output could be the same (an overwrite), but if this is not possible, if there was a way to take the filename and append
_converted
maybe ?I’m not a bash expert, but I know that I need to pipe the results of an
ls
command into the ffmpeg command using a variable perhaps ? -
ffmpeg : How do I create a 1 second video of 23 frames ?
8 septembre 2022, par Sprout CoderI have 23 frames :


frame-1.png
frame-2.png
....
..
frame-23.png



Each frame is 15840PX x 15840PX and around 240Mb in size.


I'm trying :


ffmpeg -r 23 -i "frame-%d.png" -c:v libx265 -r 23 out.mp4



and what I get in the end is a 12Mb video of 00:00 duration with no image


Also, right before the command completes execution (it takes quite some time obviously) I get :


[1] 12580 killed ffmpeg -r 23 -i "frame-%d.png" -c:v libx265 -r 23 out.mp4x



on the terminal.


I don't know if that means it failed or whether it's a normal log after completion.


Is my command wrong or is it impossible to execute due to the size of each frame ?


Thank you in advance for your help