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Médias (1)
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Bug de détection d’ogg
22 mars 2013, par
Mis à jour : Avril 2013
Langue : français
Type : Video
Autres articles (59)
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Participer à sa traduction
10 avril 2011Vous pouvez nous aider à améliorer les locutions utilisées dans le logiciel ou à traduire celui-ci dans n’importe qu’elle nouvelle langue permettant sa diffusion à de nouvelles communautés linguistiques.
Pour ce faire, on utilise l’interface de traduction de SPIP où l’ensemble des modules de langue de MediaSPIP sont à disposition. ll vous suffit de vous inscrire sur la liste de discussion des traducteurs pour demander plus d’informations.
Actuellement MediaSPIP n’est disponible qu’en français et (...) -
Des sites réalisés avec MediaSPIP
2 mai 2011, parCette page présente quelques-uns des sites fonctionnant sous MediaSPIP.
Vous pouvez bien entendu ajouter le votre grâce au formulaire en bas de page. -
HTML5 audio and video support
13 avril 2011, parMediaSPIP uses HTML5 video and audio tags to play multimedia files, taking advantage of the latest W3C innovations supported by modern browsers.
The MediaSPIP player used has been created specifically for MediaSPIP and can be easily adapted to fit in with a specific theme.
For older browsers the Flowplayer flash fallback is used.
MediaSPIP allows for media playback on major mobile platforms with the above (...)
Sur d’autres sites (6345)
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Modify video frames with Facebook data
9 novembre 2014, par s kumariCan anyone suggest how to build web app like http://www1.lost-in-val-sinestra.com/ without flash. We want to pull the data from facebook and using pulled data edit the sample video and play in the browser. I was thinking to use php with ffmpeg to edit the video but unable to do it successfully. Can anyone suggest me better library/technology stack through which I should be able edit video and update few frames with our customized facebook data(text and images) ?
Thanks a lot in advance
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Fill a BGR Frame Data in FFMPEG
23 février 2016, par mFeinsteinI am following the FFmpeg video enconding example here, but it makes some dummy YUV420P frames and I have a BGR image already captured from a camera.
I am not sure how to use
frame->data[]
andframe->linesize[]
for filling them with my BGR image instead, so I can encode an H264 video.
EDIT :
I have the following code (it’s called for every new picture the camera sends) after Ronald’s answer :
.............
AVFrame *bgrFrame = av_frame_alloc();
bgrFrame->width = originalBGRImage.cols;
bgrFrame->height = originalBGRImage.rows;
ret = av_image_alloc(bgrFrame->data, bgrFrame->linesize, bgrFrame->width, bgrFrame->height, AV_PIX_FMT_BGR24, 32);
/////////////////////////////////////
// This works and prevents memory leak....if I remove it, it consumes all the RAM....but I can't free this memory here, since I will use it later...
av_freep(&bgrFrame->data[0]);
av_frame_free(&bgrFrame);
return;
/////////////////////////////////////
ret = av_image_fill_pointers(bgrFrame->data, AV_PIX_FMT_BGR24, bgrFrame->height, originalBGRImage.data, bgrFrame->linesize);
/////////////////////////////////////
// Here is where I am done using the memory so I will want to free it...but this same code crashes the program.
av_freep(&bgrFrame->data[0]);
av_frame_free(&bgrFrame);
return;
/////////////////////////////////////So if I remove the
av_freep(&bgrFrame->data[0]);
at the end of the code I will have a memory leak...but leaving it there crashes....so what’s the correct way to free the used memory ? -
How to packet encoded AAC data to flv file with ffmpeg API ?
1er juillet 2015, par Jerikc XIONGI have captured the Audio data from Android Microphone and encoded them by MediaCodec.
My question is :
How to packet encoded AAC data to flv with ffmpeg ?