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Autres articles (72)
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Organiser par catégorie
17 mai 2013, parDans MédiaSPIP, une rubrique a 2 noms : catégorie et rubrique.
Les différents documents stockés dans MédiaSPIP peuvent être rangés dans différentes catégories. On peut créer une catégorie en cliquant sur "publier une catégorie" dans le menu publier en haut à droite ( après authentification ). Une catégorie peut être rangée dans une autre catégorie aussi ce qui fait qu’on peut construire une arborescence de catégories.
Lors de la publication prochaine d’un document, la nouvelle catégorie créée sera proposée (...) -
Récupération d’informations sur le site maître à l’installation d’une instance
26 novembre 2010, parUtilité
Sur le site principal, une instance de mutualisation est définie par plusieurs choses : Les données dans la table spip_mutus ; Son logo ; Son auteur principal (id_admin dans la table spip_mutus correspondant à un id_auteur de la table spip_auteurs)qui sera le seul à pouvoir créer définitivement l’instance de mutualisation ;
Il peut donc être tout à fait judicieux de vouloir récupérer certaines de ces informations afin de compléter l’installation d’une instance pour, par exemple : récupérer le (...) -
Emballe médias : à quoi cela sert ?
4 février 2011, parCe plugin vise à gérer des sites de mise en ligne de documents de tous types.
Il crée des "médias", à savoir : un "média" est un article au sens SPIP créé automatiquement lors du téléversement d’un document qu’il soit audio, vidéo, image ou textuel ; un seul document ne peut être lié à un article dit "média" ;
Sur d’autres sites (5282)
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Is there any way to detect and cut out the real video part from a full video
27 octobre 2020, par Jemma.ZNot sure whether I can explain my question. I have a bunch of video material. Some of them are recorded videos from mobile phones. When people record the video on their phone, their produced video may contain more than just the recorded video I need. I need to detect and cut out the useless part. The useless part would be still while the part I need is changing and on the play.


I do not know whether there is any way for me to do it. I can write some code but I just do not know what libraries to use. Does it have something to do with OpenCV. Or is there a way to solve it with ffmpeg ?


Hopefully someone can give me some ideas. Thanks a lot.


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How to use FFmpeg and GeForce Hardware to decode and encode 4K MKV movie to 1080p [closed]
27 janvier 2023, par slyfox1186I am struggling with the instruction provided to convert a 4k Movie to 1080p so I can run it easier on my plex server.


I have a Geforce 1080Ti and have enable cuda and all the necessary options when building ffmpeg.


I keep getting a weird error and I am stuck at the below point.


Here is my code that I am working on currently


REM @ECHO OFF
SETLOCAL ENABLEDELAYEDEXPANSION
COLOR 0A
TITLE CONVERT 4K TO 1080P USING GEFORCE HW

PUSHD "%~dp0"

SET "FF=C:\MAB\local64\bin-video\ffmpeg.exe"

FOR /R %%G IN (*.mkv) DO (
 "%FF%" -hide_banner -hwaccel cuda -y -i "%%~dpnG.mkv" -c:v h264_nvenc -preset slow -pix_fmts yuv420p10le -vf scale='1920:-1' -c:a copy "%%~dpnG(1080p).mkv"
 )

ECHO.
PAUSE
EXIT




below is the error output I get when running the above command


Guessed Channel Layout for Input Stream #0.1 : 5.1
Input #0, matroska,webm, from 'Mulan_2020.mkv':
 Metadata:
 title : mandtv.net
 encoder : libebml v1.4.0 + libmatroska v1.6.2
 creation_time : 2020-09-10T05:08:02.000000Z
 Duration: 01:55:08.70, start: 0.000000, bitrate: 16704 kb/s
 Stream #0:0(eng): Video: hevc (Main 10), yuv420p10le(tv, bt2020nc/bt2020/smpte2084), 3840x1608 [SAR 1:1 DAR 160:67], 23.98 fps, 23.98 tbr, 1k tbn, 23.98 tbc (default)
 Metadata:
 BPS-eng : 15933746
 DURATION-eng : 01:55:08.652000000
 NUMBER_OF_FRAMES-eng: 165642
 NUMBER_OF_BYTES-eng: 13760089087
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:1(eng): Audio: eac3, 48000 Hz, 5.1, fltp (default) (forced)
 Metadata:
 title : En
 BPS-eng : 768000
 DURATION-eng : 01:55:08.704000000
 NUMBER_OF_FRAMES-eng: 215897
 NUMBER_OF_BYTES-eng: 663235584
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:2(eng): Subtitle: subrip
 Metadata:
 title : English
 BPS-eng : 35
 DURATION-eng : 01:50:28.504000000
 NUMBER_OF_FRAMES-eng: 1150
 NUMBER_OF_BYTES-eng: 29135
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:3(ger): Subtitle: subrip
 Metadata:
 title : de
 BPS-eng : 2
 DURATION-eng : 00:03:07.062000000
 NUMBER_OF_FRAMES-eng: 2
 NUMBER_OF_BYTES-eng: 53
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:4(ger): Subtitle: subrip
 Metadata:
 title : de
 BPS-eng : 27
 DURATION-eng : 01:54:16.482000000
 NUMBER_OF_FRAMES-eng: 933
 NUMBER_OF_BYTES-eng: 23256
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:5(fre): Subtitle: subrip
 Metadata:
 title : fr
 BPS-eng : 0
 DURATION-eng : 01:40:51.510000000
 NUMBER_OF_FRAMES-eng: 21
 NUMBER_OF_BYTES-eng: 380
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:6(fre): Subtitle: subrip
 Metadata:
 title : fr
 BPS-eng : 29
 DURATION-eng : 01:54:19.902000000
 NUMBER_OF_FRAMES-eng: 806
 NUMBER_OF_BYTES-eng: 25098
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:7(spa): Subtitle: subrip
 Metadata:
 title : es
 BPS-eng : 2
 DURATION-eng : 00:03:21.201000000
 NUMBER_OF_FRAMES-eng: 3
 NUMBER_OF_BYTES-eng: 73
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:8(spa): Subtitle: subrip
 Metadata:
 title : es
 BPS-eng : 30
 DURATION-eng : 01:43:53.693000000
 NUMBER_OF_FRAMES-eng: 783
 NUMBER_OF_BYTES-eng: 24134
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:9(ita): Subtitle: subrip
 Metadata:
 title : it
 BPS-eng : 2
 DURATION-eng : 00:03:08.522000000
 NUMBER_OF_FRAMES-eng: 2
 NUMBER_OF_BYTES-eng: 67
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:10(ita): Subtitle: subrip
 Metadata:
 title : it
 BPS-eng : 27
 DURATION-eng : 01:54:16.649000000
 NUMBER_OF_FRAMES-eng: 784
 NUMBER_OF_BYTES-eng: 23506
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:11(por): Subtitle: subrip
 Metadata:
 title : pt
 BPS-eng : 27
 DURATION-eng : 01:54:16.649000000
 NUMBER_OF_FRAMES-eng: 784
 NUMBER_OF_BYTES-eng: 23202
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:12(por): Subtitle: subrip
 Metadata:
 title : pt
 BPS-eng : 2
 DURATION-eng : 00:03:08.522000000
 NUMBER_OF_FRAMES-eng: 2
 NUMBER_OF_BYTES-eng: 61
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:13(rus): Subtitle: subrip (default)
 Metadata:
 title : ru
 BPS-eng : 0
 DURATION-eng : 01:37:43.480000000
 NUMBER_OF_FRAMES-eng: 9
 NUMBER_OF_BYTES-eng: 420
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:14(rus): Subtitle: subrip
 Metadata:
 title : ru
 BPS-eng : 50
 DURATION-eng : 01:44:17.000000000
 NUMBER_OF_FRAMES-eng: 850
 NUMBER_OF_BYTES-eng: 39721
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
 Stream #0:15(ukr): Subtitle: subrip
 Metadata:
 title : uk
 BPS-eng : 50
 DURATION-eng : 01:43:53.650000000
 NUMBER_OF_FRAMES-eng: 848
 NUMBER_OF_BYTES-eng: 39165
 _STATISTICS_WRITING_APP-eng: mkvmerge v50.0.0 ('Awakenings') 64-bit
 _STATISTICS_WRITING_DATE_UTC-eng: 2020-09-10 05:08:02
 _STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES
Stream mapping:
 Stream #0:0 -> #0:0 (hevc (native) -> h264 (h264_nvenc))
 Stream #0:1 -> #0:1 (copy)
 Stream #0:2 -> #0:2 (subrip (srt) -> ass (ssa))
Press [q] to stop, [?] for help
[h264_nvenc @ 000002306685ccc0] 10 bit encode not supported
[h264_nvenc @ 000002306685ccc0] Provided device doesn't support required NVENC features
Error initializing output stream 0:0 -- Error while opening encoder for output stream #0:0 - maybe incorrect parameters such as bit_rate, rate, width or height
Conversion failed!



Can anyone spot what I'm missing ?


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How do I use FFMPEG with filter_complex to combine/join a full folder of 40+ audio files into one long mp3 ?
5 octobre 2020, par djturbojp7I have a full directory of 40-50 audio files that I am trying to "concat" into one long mp3.


I was able to do this just testing around with 2 files using the command shown below, but I need an easy way to do this with a script that I can make if I have a folder of many files with complicated file names. This is something I'm going to be doing frequently so if I had a script or something I could use quickly that would be most helpful.


ffmpeg -i a.webm -i b.webm -filter_complex "[0:a] [1:a] concat=n=2:v=0:a=1 [a]" -map [a] -c:a mp3 testfull.mp3