
Recherche avancée
Médias (1)
-
Richard Stallman et le logiciel libre
19 octobre 2011, par
Mis à jour : Mai 2013
Langue : français
Type : Texte
Autres articles (85)
-
Le profil des utilisateurs
12 avril 2011, parChaque utilisateur dispose d’une page de profil lui permettant de modifier ses informations personnelle. Dans le menu de haut de page par défaut, un élément de menu est automatiquement créé à l’initialisation de MediaSPIP, visible uniquement si le visiteur est identifié sur le site.
L’utilisateur a accès à la modification de profil depuis sa page auteur, un lien dans la navigation "Modifier votre profil" est (...) -
Configurer la prise en compte des langues
15 novembre 2010, parAccéder à la configuration et ajouter des langues prises en compte
Afin de configurer la prise en compte de nouvelles langues, il est nécessaire de se rendre dans la partie "Administrer" du site.
De là, dans le menu de navigation, vous pouvez accéder à une partie "Gestion des langues" permettant d’activer la prise en compte de nouvelles langues.
Chaque nouvelle langue ajoutée reste désactivable tant qu’aucun objet n’est créé dans cette langue. Dans ce cas, elle devient grisée dans la configuration et (...) -
XMP PHP
13 mai 2011, parDixit Wikipedia, XMP signifie :
Extensible Metadata Platform ou XMP est un format de métadonnées basé sur XML utilisé dans les applications PDF, de photographie et de graphisme. Il a été lancé par Adobe Systems en avril 2001 en étant intégré à la version 5.0 d’Adobe Acrobat.
Étant basé sur XML, il gère un ensemble de tags dynamiques pour l’utilisation dans le cadre du Web sémantique.
XMP permet d’enregistrer sous forme d’un document XML des informations relatives à un fichier : titre, auteur, historique (...)
Sur d’autres sites (8361)
-
How to make ffmpeg fail when any of multiple circular input buffers overruns
31 mars 2021, par Anonymous CowardI remultiplex two multicasts into one using something like the following :


ffmpeg -i udp://239.1.1.1:5000 -i udp://239.1.1.2:5000 -map 0:v -map 0:a -map 1:a -codec copy -f mpegts udp://239.1.1.3:5000



If one of the multicasts disappears, the other quite quickly overruns its circular buffer, causing that input thread to quit as expected.


Unfortunately, the other circular buffer does not overrun since there is no input, and so ffmpeg hangs doing nothing.


Is it possible to configure ffmpeg in such a way that if any of the input threads exits, ffmpeg will stop ?


Thanks in advance !


-
Sample rate not set. Could not write header for output file #0 (incorrect codec parameters ?) : Invalid argument
12 février 2021, par Pasindu DilshanI am using this command to transmit RTP with FEC


ffmpeg -re -i -c copy -map 0 -f rtp_mpegts -fec prompeg=l=5:d=20 rtp ://ip:5000


The following error occurred.


[rtp_mpegts @ 0x7757980] sample rate not set
Could not write header for output file #0 (incorrect codec parameters ?) : Invalid argument


what is the reason for that ? please help me.


-
'pjsip-apps/Samples' Cannot functionally run vid_streamutil.c sample
2 décembre 2020, par ShootingKIngIssue Description
After building[
Build Varient=Debug
,Build Config=x64
] the latest pjproject-vs14 (retargeted to MSVS 2017, WINSDK=8.1, because my application works at these config) as per the build instruction on trac website. Successfully built pjsua and samples.

I want to use only RTP + FFMPEG APIs (pjmedia) for my application from pjproject.


My config_site.h


#define PJMEDIA_HAS_VIDEO 1
#define PJMEDIA_HAS_FFMPEG 1



FFMPEG (pre build from ffmpeg-N-100121-g052b4c3481-win64-gpl-shared.zip)


But running the example, vid_streamutil.c did not work as expected (? Whats the normal expected behaviour ?).
It says


ffmpeg_vid_cod ffmpeg err -22: Invalid argument
vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)



To Reproduce
Steps to reproduce the behavior :


- 

- run
vid_streamutil.exe
with parameter :--codec=H264 --remote=127.0.0.1:5000 --play-file=test.avi --send-only

(test.avi file being a sample file)




Expected behavior
Get some RTP packets in wireshark while listening to ports 4000 and 5000 maybe ? I dont know whats the expected behaviour, documentation dosent say anything about this :(


Logs/Screenshots
Couldn't catch anything on Wireshark.
Console log of vid_streamutil.exe is


vid_streamutil.exe --codec=H264 --remote=127.0.0.1:5000 --send-only --play-file=test.avi
10:25:24.757 os_core_win32. !pjlib 2.10 for win32 initialized
 
10:25:24.840 wmme_dev.c WMME found 12 devices:
10:25:24.858 wmme_dev.c dev_id 0: Wave mapper (in=2, out=2)
10:25:24.860 wmme_dev.c dev_id 1: Headset Microphone (Arctis 7 Ch (in=2, out=0)
10:25:24.860 wmme_dev.c dev_id 2: Microphone (AMM Virtual Audio D (in=2, out=0)
10:25:24.861 wmme_dev.c dev_id 3: CABLE Output (VB-Audio Virtual (in=2, out=0)
10:25:24.864 wmme_dev.c dev_id 4: VoiceMeeter Output (VB-Audio Vo (in=2, out=0)
10:25:24.864 wmme_dev.c dev_id 5: Microphone (Realtek Audio) (in=2, out=0)
10:25:24.865 wmme_dev.c dev_id 6: Headphones (Arctis 7 Game) (in=0, out=2)
10:25:24.866 wmme_dev.c dev_id 7: Speakers / Headphones (Realtek (in=0, out=2)
10:25:24.867 wmme_dev.c dev_id 8: VoiceMeeter Input (VB-Audio Voi (in=0, out=2)
10:25:24.884 wmme_dev.c dev_id 9: Headset Earphone (Arctis 7 Chat (in=0, out=2)
10:25:24.885 wmme_dev.c dev_id 10: Speakers (AMM Virtual Audio Dev (in=0, out=2)
10:25:24.887 wmme_dev.c dev_id 11: Speakers (VB-Audio Virtual Cabl (in=0, out=2)
10:25:24.887 wmme_dev.c WMME initialized
10:25:24.890 pjlib select() I/O Queue created (0000016B2C5F9608)
10:25:24.892 colorbar_dev.c Colorbar video src initialized with 2 device(s):
10:25:24.915 colorbar_dev.c 0: Colorbar generator
10:25:24.935 colorbar_dev.c 1: Colorbar-active
10:25:24.956 avi_player.c The AVI file has 2 streams.
10:25:24.976 avi_player.c AVI file player 'test.avi' created with 2 media ports
10:25:24.994 vid_streamutil Reading video stream 1280x720 H264 @30.00fps
10:25:25.033 rtp.c pjmedia_rtp_session_init: ses=0000016B2C6793C8, default_pt=97, ssrc=0x294823
10:25:25.053 vstdec0000016B Decoding channel created 720x480 I420<-H264 22/1(~22)fps
10:25:25.054 rtp.c pjmedia_rtp_session_init: ses=0000016B2C62DF1C, default_pt=97, ssrc=0x294823
10:25:25.057 vstenc0000016B Encoding channel created 1280x720 I420->H264 30/1(~30)fps
10:25:25.060 udp0000016B2C6 SO_RCVBUF set to 65536
10:25:25.061 udp0000016B2C6 SO_SNDBUF set to 65536
10:25:25.062 vid_stream.c Video stream vstrm0000016B2C678508 created
10:25:25.086 vstenc0000016B Encoder stream started
10:25:25.104 vstdec0000016B Decoder stream paused
 [VID_STEAMUTIL] Stream is active, dir is send-only, sending to 127.0.0.1:5000
10:25:25.114 vid_streamutil Sending 1280x720 H264 @30.00fps

Commands:
 q Quit

Command: 10:25:25.147 ffmpeg_vid_cod !ffmpeg err -22: Invalid argument
10:25:25.222 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.237 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.250 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.251 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.287 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.311 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.316 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.341 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.353 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.369 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.386 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.387 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.411 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.415 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.452 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.469 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.486 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.496 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.506 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.527 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.547 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.568 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.576 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.604 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.606 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.627 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.648 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.668 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.686 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.711 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.731 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.752 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.769 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.778 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.804 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.827 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.833 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.868 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.886 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.895 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.921 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.923 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.943 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:25.963 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:25.983 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.003 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.019 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.038 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.041 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.060 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.081 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.086 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.109 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.130 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.138 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.162 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.183 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.202 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.220 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.228 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.260 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.281 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.312 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.321 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.321 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.322 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.323 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.323 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.324 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.324 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.333 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.353 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.353 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.381 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.401 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.414 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.429 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.449 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.469 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.480 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.510 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.531 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.553 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.571 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.594 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.615 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.636 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.653 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.671 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.678 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.714 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.736 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.754 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.777 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.781 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
10:25:26.816 ffmpeg_vid_cod ffmpeg err -22: Invalid argument
10:25:26.836 vstenc0000016B Codec encode_begin() error: Codec internal creation error (PJMEDIA_CODEC_EFAILED)
EOF while reading stdin, will quit now..

Commands:
 q Quit

^C



Desktop information :


- 

- OS, Distribution & Version : MS Windows 10 Home, 1909
- PJSIP

- 

- version : 2.10
- applied patch(es) : Nothing Extra
configure
script params : Defaultconfig_site.h
contents : Aforementioned- related third party libraries & versions :
FFMPEG 4.3


















#define LIBAVCODEC_VERSION_MAJOR 58
#define LIBAVCODEC_VERSION_MINOR 91
#define LIBAVCODEC_VERSION_MICRO 100



Additional context
I didnt change the default program that must except adding some printf's when program goes to exit label, without this it will be very difficult to know which part of the program jumped to exit : label. Anyways, here is the full code,


vid_streamutil.c (with printfs)


Any help is appreciated ^^'
Thanks.


- run