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Qualité du média après traitement
21 juin 2013, parLe bon réglage du logiciel qui traite les média est important pour un équilibre entre les partis ( bande passante de l’hébergeur, qualité du média pour le rédacteur et le visiteur, accessibilité pour le visiteur ). Comment régler la qualité de son média ?
Plus la qualité du média est importante, plus la bande passante sera utilisée. Le visiteur avec une connexion internet à petit débit devra attendre plus longtemps. Inversement plus, la qualité du média est pauvre et donc le média devient dégradé voire (...) -
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" ; -
Supporting all media types
13 avril 2011, parUnlike most software and media-sharing platforms, MediaSPIP aims to manage as many different media types as possible. The following are just a few examples from an ever-expanding list of supported formats : images : png, gif, jpg, bmp and more audio : MP3, Ogg, Wav and more video : AVI, MP4, OGV, mpg, mov, wmv and more text, code and other data : OpenOffice, Microsoft Office (Word, PowerPoint, Excel), web (html, CSS), LaTeX, Google Earth and (...)
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How do i create video from images with any slideshow effects(like fadein fadeout,crossfade,slides) using ffmpeg in android
3 septembre 2016, par Bhavin PatelI want to create slideshow from bunch of images with the effects like fade-in fade-out, crossfade, slide from right to left, zoom-in zoom-out or any other slideshow effects and i want to create a video as a output from those images.
I have also tried with below FFMPEG command but it seems that it will work for only images having same resolution for different different resolution it doesn’t.
String fourImage ="ffmpeg -loop 1 -t 3 -i /sdcard/videokit/one.jpg
-loop 1 -t 3 -i /sdcard/videokit/two.jpg -loop 1 -t 3 -i /sdcard/videokit/three.jpg -loop 1 -t 3 -i /sdcard/videokit/four.jpg
-filter_complex [0:v]trim=duration=3,fade=t=out:st=2.5:d=0.5[v0] ;[1:v]trim=duration=3,fade=t=in:st=0:d=0.5,fade=t=out:st=2.5:d=0.5[v1] ;[2:v]trim=duration=3,fade=t=in:st=0:d=0.5,fade=t=out:st=2.5:d=0.5[v2] ;[3:v]trim=duration=3,fade=t=in:st=0:d=0.5,fade=t=out:st=2.5:d=0.5[v3] ;[v0][v1][v2][v3]concat=n=4:v=1:a=0,format=yuv420p[v]
-map [v] -preset ultrafast /sdcard/videokit/fourImageSecond.mp4" ;And also look at this link as i want to create same effects but it works for same resolution image only.
So my question is, how can I create video from images with slideshow effects using ffmpeg ?
Any help would be highly appreciable.
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How do i create video from images with any slideshow effects(like fadein fadeout,crossfade,slides) using ffmpeg in android
22 juillet 2021, par Bhavin PatelI want to create slideshow from bunch of images with the effects like fade-in fade-out, crossfade, slide from right to left, zoom-in zoom-out or any other slideshow effects and i want to create a video as a output from those images.



I have also tried with below FFMPEG command but it seems that it will work for only images having same resolution for different different resolution it doesn't.





String fourImage ="ffmpeg -loop 1 -t 3 -i /sdcard/videokit/one.jpg
 -loop 1 -t 3 -i /sdcard/videokit/two.jpg -loop 1 -t 3 -i /sdcard/videokit/three.jpg -loop 1 -t 3 -i /sdcard/videokit/four.jpg
 -filter_complex [0:v]trim=duration=3,fade=t=out:st=2.5:d=0.5[v0] ;[1:v]trim=duration=3,fade=t=in:st=0:d=0.5,fade=t=out:st=2.5:d=0.5[v1] ;[2:v]trim=duration=3,fade=t=in:st=0:d=0.5,fade=t=out:st=2.5:d=0.5[v2] ;[3:v]trim=duration=3,fade=t=in:st=0:d=0.5,fade=t=out:st=2.5:d=0.5[v3] ;[v0][v1][v2][v3]concat=n=4:v=1:a=0,format=yuv420p[v]
 -map [v] -preset ultrafast /sdcard/videokit/fourImageSecond.mp4" ;





And also look at this link as i want to create same effects but it works for same resolution image only.



So my question is, how can I create video from images with slideshow effects using ffmpeg ?



Any help would be highly appreciable.


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View MPEG-TS stream in browser
29 juin 2020, par alexenvI want to create a webpage with a video player that can play a H264 mpeg-ts live stream. I can't find any web player that can do that.



I read that JWPlayer is capable of doing that, but only in the paid version.



The stream can be played in VLC and any other players.



What can I do ? I tried using ffmpeg to convert the stream to something more useful, but no succes.



ffmpeg -i "http://localhost:9002/tv.ts" -vcodec libx264 -r 20 -s 320x240 -threads 2 -vprofile baseline -vpre zoom -strict experimental -acodec aac -ab 96000 -ar 48000 -ac 1 -f rtsp rtsp://192.168.0.28:1935/live/_definst_/c3




This is what I get :



Last message repeated 1 times
[h264 @ 0xbb9500] decode_slice_header error
[h264 @ 0xbb9500] no frame!
[mpegts @ 0xbaa6e0] decoding for stream 1 failed
[mpegts @ 0xbaa6e0] Could not find codec parameters for stream 1 (Video: h264 ([27][0][0][0] / 0x001B), none): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Input #0, mpegts, from 'http://192.168.0.28:9002/tv.ts':
 Duration: N/A, start: 30764.854700, bitrate: N/A
 Program 1 
 Stream #0:0[0x44](???): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 128 kb/s
 Stream #0:1[0x45]: Video: h264 ([27][0][0][0] / 0x001B), none, 25 fps, 25 tbr, 90k tbn, 180k tbc
File for preset 'zoom' not found