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Autres articles (104)
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Personnaliser en ajoutant son logo, sa bannière ou son image de fond
5 septembre 2013, parCertains thèmes prennent en compte trois éléments de personnalisation : l’ajout d’un logo ; l’ajout d’une bannière l’ajout d’une image de fond ;
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Ecrire une actualité
21 juin 2013, parPrésentez les changements dans votre MédiaSPIP ou les actualités de vos projets sur votre MédiaSPIP grâce à la rubrique actualités.
Dans le thème par défaut spipeo de MédiaSPIP, les actualités sont affichées en bas de la page principale sous les éditoriaux.
Vous pouvez personnaliser le formulaire de création d’une actualité.
Formulaire de création d’une actualité Dans le cas d’un document de type actualité, les champs proposés par défaut sont : Date de publication ( personnaliser la date de publication ) (...) -
Publier sur MédiaSpip
13 juin 2013Puis-je poster des contenus à partir d’une tablette Ipad ?
Oui, si votre Médiaspip installé est à la version 0.2 ou supérieure. Contacter au besoin l’administrateur de votre MédiaSpip pour le savoir
Sur d’autres sites (7422)
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What does "level" mean in FFprobe output ?
8 mars 2017, par shintaroidI do not understand some attributes in the output by
FFprobeFor a sample file
$ ffprobe -v error -show_format -show_streams input.mp4
[STREAM]
index=0
codec_name=h264
codec_long_name=H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10
profile=High
width=320
height=240
has_b_frames=2
pix_fmt=yuv420p
level=13 <= This one!
color_range=N/AWhat does "level" mean here ? Is there any document explain those attributes ?
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java.io.IOException : Cannot run program "/data/user/0/packagename/files/ffmpeg" : FFMPEG error=13, Permission denied in android Q API level 29
11 septembre 2020, par Android198I am using FFMPEG since long and using internal file location for inputs its working fine if i build apk with API level 28 but in API level 29 its give
error=13 permission denied. I opted out scoped storage byandroid:requestLegacyExternalStorage="true"in manifest though this error is coming.

`java.io.IOException: Cannot run program "/data/user/0/packagename/files/ffmpeg": error=13, Permission denied
 at java.lang.ProcessBuilder.start(ProcessBuilder.java:1050)
 at java.lang.Runtime.exec(Runtime.java:698)
 at java.lang.Runtime.exec(Runtime.java:563)
 at e.h.a.a.n.a(:10)
 at e.h.a.a.f.b(:38)
 at e.h.a.a.f.doInBackground(:10)
 at android.os.AsyncTask$3.call(AsyncTask.java:378)
 at java.util.concurrent.FutureTask.run(FutureTask.java:266)
 at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:289)
 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
 at java.lang.Thread.run(Thread.java:919)
 Caused by: java.io.IOException: error=13, Permission denied
 at java.lang.UNIXProcess.forkAndExec(Native Method)
 at java.lang.UNIXProcess.<init>(UNIXProcess.java:133)
 at java.lang.ProcessImpl.start(ProcessImpl.java:141)
 at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029)
 at java.lang.Runtime.exec(Runtime.java:698) 
 at java.lang.Runtime.exec(Runtime.java:563) 
 at e.h.a.a.n.a(:10) 
 at e.h.a.a.f.b(:38) 
 at e.h.a.a.f.doInBackground(:10) 
 at android.os.AsyncTask$3.call(AsyncTask.java:378) 
 at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
 at android.os.AsyncTas k$SerialExecutor$1.run(AsyncTask.java:289) 
 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167) 
 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641) 
 at java.lang.Thread.run(Thread.java:919) 
2020-09-09 14:37:27.079 22619-22619/E/MediaMetadataRetriever: setDataSource - FileNotFoundException`
</init>

my command is


command : [-i, /data/user/0/videomaker.videostatusmaker.photo.to.video.maker.lyrical.lyrically/files/Lyrically_data/93_garmi/img_0.jpg, -i, /data/user/0/videomaker.videostatusmaker.photo.to.video.maker.lyrical.lyrically/cache/PictureCrop1599802574.jpg, -i, /data/user/0/videomaker.videostatusmaker.photo.to.video.maker.lyrical.lyrically/files/Lyrically_data/93_garmi/img_2.jpg, -i, /data/user/0/videomaker.videostatusmaker.photo.to.video.maker.lyrical.lyrically/files/Lyrically_data/93_garmi/background_video.mp4, -filter_complex, [3]split=2[color][alpha] ;[color]crop=iw/2:ih:0:0[color] ;[alpha]crop=iw/2:ih:iw/2:0[alpha] ;[color][alpha]alphamerge[ovrly] ;[0]scale=540:960,setsar=1[0_scalled] ;[1]scale=540:960,setsar=1[1_scalled] ;[2]scale=540:960,setsar=1[2_scalled] ;[0_scalled]zoompan=z='if(lte(zoom,-1.0),1.2,min(zoom+0.0006,1.2))':d=2510.41:s=540x960[v0] ;[1_scalled]zoompan=z='if(lte(zoom,1.0),1.2,max(1.001,zoom-0.0008))':d=2510.65:s=540x960[v1] ;[2_scalled]zoompan=z='if(lte(zoom,-1.0),1.2,min(zoom+0.0008,1.2))':d=25*9.94:s=540x960[v2] ;[v0][v1][v2]concat=n=3:v=1:a=0,format=yuv420p[concatenated_video] ;[concatenated_video][ovrly]overlay=0:0, -t, 31, -strict, -2, -c:a, copy, -flags, +global_header, /data/user/0/videomaker.videostatusmaker.photo.to.video.maker.lyrical.lyrically/files/Lyrically/Lyrically_1599802581317.mp4]


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FFMPEG filter using named pipe for I/O to a forked program and legal consideration [closed]
17 septembre 2021, par alexbuissonI would like to develop a ffmpeg filter to have an easier and better integration of the ffmpeg functionalities in case of complex command lines.



Imagine an ffmpeg command line in which you can configure a filter that will use to configure a 3rd party executable to fork and use named pipe to pass video through that external tools.



Technically I can write it, but the question is, is it legal from FFMPEG license point of view (FFMPEG can be GPL or LGPL depending of how it has been built). As far as I understand, if I have an executable called "my_video_transformation.exe" (no relationship with ffmpeg, it just read input pipe and write to output pipe)



It's ok for a user to run the following :





(FFMPEG GPL or LGPL).exe decoding_args | my_video_transformation.exe | (FFMPEG GPL or LGPL).exe encoding_args





But it's not ok if a user can run something similar to :





(FFMPEG GPL or LGPL).exe filter="my_video_transformation.exe" transcoding_args





from my understanding of https://www.gnu.org/licenses/gpl-faq.html#GPLPlugins



As soon as you write in a GPL or LGPL executable something that can fork and communicate with 3rd party and by the way maybe a commercial executable, it doesn't respect the license ?



Maybe not the correct place to ask, but would like to have some feedback before starting that project. FFMPEG dev community will reject my code proposal if it's not legal or even border line.



Regards


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