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The Slip - Artworks
26 septembre 2011, par
Mis à jour : Septembre 2011
Langue : English
Type : Texte
Autres articles (40)
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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 -
Demande de création d’un canal
12 mars 2010, parEn fonction de la configuration de la plateforme, l’utilisateur peu avoir à sa disposition deux méthodes différentes de demande de création de canal. La première est au moment de son inscription, la seconde, après son inscription en remplissant un formulaire de demande.
Les deux manières demandent les mêmes choses fonctionnent à peu près de la même manière, le futur utilisateur doit remplir une série de champ de formulaire permettant tout d’abord aux administrateurs d’avoir des informations quant à (...) -
Changer son thème graphique
22 février 2011, parLe thème graphique ne touche pas à la disposition à proprement dite des éléments dans la page. Il ne fait que modifier l’apparence des éléments.
Le placement peut être modifié effectivement, mais cette modification n’est que visuelle et non pas au niveau de la représentation sémantique de la page.
Modifier le thème graphique utilisé
Pour modifier le thème graphique utilisé, il est nécessaire que le plugin zen-garden soit activé sur le site.
Il suffit ensuite de se rendre dans l’espace de configuration du (...)
Sur d’autres sites (5766)
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Why is the filesize different when swapping audio tracks using ffmeg ?
20 août 2021, par BrianI have a movie that I have encoded using Handbrake on a Mac a long time ago. When I encoded the movie, I put the stereo audio as track 1 and the 5.1 audio as track 2. The starting filesize is 853,320,914 bytes. Below is the data from ffprobe.


ffprobe version 4.2.1-tessus https://evermeet.cx/ffmpeg/ Copyright (c) 2007-2019 the FFmpeg developers
 built with Apple LLVM version 10.0.1 (clang-1001.0.46.4)
 configuration: --cc=/usr/bin/clang --prefix=/opt/ffmpeg --extra-version=tessus --enable-avisynth --enable-fontconfig --enable-gpl --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopus --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-libzmq --enable-libzvbi --enable-version3 --pkg-config-flags=--static --disable-ffplay
 libavutil 56. 31.100 / 56. 31.100
 libavcodec 58. 54.100 / 58. 54.100
 libavformat 58. 29.100 / 58. 29.100
 libavdevice 58. 8.100 / 58. 8.100
 libavfilter 7. 57.100 / 7. 57.100
 libswscale 5. 5.100 / 5. 5.100
 libswresample 3. 5.100 / 3. 5.100
 libpostproc 55. 5.100 / 55. 5.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Annabelle - Comes Home (2019).m4v':
 Metadata:
 major_brand : mp42
 minor_version : 512
 compatible_brands: isomiso2avc1mp41
 creation_time : 2020-04-06T22:40:36.000000Z
 encoder : HandBrake 1.1.2 2018090500
 Duration: 01:46:04.86, start: 0.000000, bitrate: 1072 kb/s
 Chapter #0:0: start 0.000000, end 476.986000
 Metadata:
 title : Chapter 1
 Chapter #0:1: start 476.986000, end 933.608000
 Metadata:
 title : Chapter 2
 Chapter #0:2: start 933.608000, end 1441.449000
 Metadata:
 title : Chapter 3
 Chapter #0:3: start 1441.449000, end 1976.358000
 Metadata:
 title : Chapter 4
 Chapter #0:4: start 1976.358000, end 2579.753000
 Metadata:
 title : Chapter 5
 Chapter #0:5: start 2579.753000, end 3149.030000
 Metadata:
 title : Chapter 6
 Chapter #0:6: start 3149.030000, end 3726.941000
 Metadata:
 title : Chapter 7
 Chapter #0:7: start 3726.941000, end 3973.520000
 Metadata:
 title : Chapter 8
 Chapter #0:8: start 3973.520000, end 4504.676000
 Metadata:
 title : Chapter 9
 Chapter #0:9: start 4504.676000, end 4904.409000
 Metadata:
 title : Chapter 10
 Chapter #0:10: start 4904.409000, end 5421.592000
 Metadata:
 title : Chapter 11
 Chapter #0:11: start 5421.592000, end 5998.001000
 Metadata:
 title : Chapter 12
 Chapter #0:12: start 5998.001000, end 6364.075000
 Metadata:
 title : Chapter 13
 Stream #0:0(und): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709), 720x360 [SAR 32:27 DAR 64:27], 519 kb/s, 23.98 fps, 23.98 tbr, 90k tbn, 180k tbc (default)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : VideoHandler
 Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 162 kb/s (default)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : Stereo
 Stream #0:2(eng): Audio: ac3 (ac-3 / 0x332D6361), 48000 Hz, 5.1(side), fltp, 384 kb/s
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : Surround
 Side data:
 audio service type: main
 Stream #0:3(eng): Data: bin_data (text / 0x74786574)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : SubtitleHandler
Unsupported codec with id 100359 for input stream 3



My goal is to swap the stereo audio track with the 5.1 audio track and make the 5.1 audio track the default without having to reencode. To do this, I used the following command :


ffmpeg -i "Annabelle - Comes Home (2019)/Annabelle - Comes Home (2019)_old.m4v" -map 0:v:0 -map 0:a:1 -map 0:a:0 -disposition:a:0 default -disposition:a:1 none -c copy "Annabelle - Comes Home (2019)/Annabelle - Comes Home (2019).m4v"


Everything works as it should, I think anyways as I didn't get any errors...


ffmpeg version 4.2.1-tessus https://evermeet.cx/ffmpeg/ Copyright (c) 2000-2019 the FFmpeg developers
 built with Apple LLVM version 10.0.1 (clang-1001.0.46.4)
 configuration: --cc=/usr/bin/clang --prefix=/opt/ffmpeg --extra-version=tessus --enable-avisynth --enable-fontconfig --enable-gpl --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopus --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-libzmq --enable-libzvbi --enable-version3 --pkg-config-flags=--static --disable-ffplay
 libavutil 56. 31.100 / 56. 31.100
 libavcodec 58. 54.100 / 58. 54.100
 libavformat 58. 29.100 / 58. 29.100
 libavdevice 58. 8.100 / 58. 8.100
 libavfilter 7. 57.100 / 7. 57.100
 libswscale 5. 5.100 / 5. 5.100
 libswresample 3. 5.100 / 3. 5.100
 libpostproc 55. 5.100 / 55. 5.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Annabelle - Comes Home (2019)/Annabelle - Comes Home (2019)_old.m4v':
 Metadata:
 major_brand : mp42
 minor_version : 512
 compatible_brands: isomiso2avc1mp41
 creation_time : 2020-04-06T22:40:36.000000Z
 encoder : HandBrake 1.1.2 2018090500
 Duration: 01:46:04.86, start: 0.000000, bitrate: 1072 kb/s
 Chapter #0:0: start 0.000000, end 476.986000
 Metadata:
 title : Chapter 1
 Chapter #0:1: start 476.986000, end 933.608000
 Metadata:
 title : Chapter 2
 Chapter #0:2: start 933.608000, end 1441.449000
 Metadata:
 title : Chapter 3
 Chapter #0:3: start 1441.449000, end 1976.358000
 Metadata:
 title : Chapter 4
 Chapter #0:4: start 1976.358000, end 2579.753000
 Metadata:
 title : Chapter 5
 Chapter #0:5: start 2579.753000, end 3149.030000
 Metadata:
 title : Chapter 6
 Chapter #0:6: start 3149.030000, end 3726.941000
 Metadata:
 title : Chapter 7
 Chapter #0:7: start 3726.941000, end 3973.520000
 Metadata:
 title : Chapter 8
 Chapter #0:8: start 3973.520000, end 4504.676000
 Metadata:
 title : Chapter 9
 Chapter #0:9: start 4504.676000, end 4904.409000
 Metadata:
 title : Chapter 10
 Chapter #0:10: start 4904.409000, end 5421.592000
 Metadata:
 title : Chapter 11
 Chapter #0:11: start 5421.592000, end 5998.001000
 Metadata:
 title : Chapter 12
 Chapter #0:12: start 5998.001000, end 6364.075000
 Metadata:
 title : Chapter 13
 Stream #0:0(und): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709), 720x360 [SAR 32:27 DAR 64:27], 519 kb/s, 23.98 fps, 23.98 tbr, 90k tbn, 180k tbc (default)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : VideoHandler
 Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 162 kb/s (default)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : Stereo
 Stream #0:2(eng): Audio: ac3 (ac-3 / 0x332D6361), 48000 Hz, 5.1(side), fltp, 384 kb/s
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : Surround
 Side data:
 audio service type: main
 Stream #0:3(eng): Data: bin_data (text / 0x74786574)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : SubtitleHandler
[ipod @ 0x7faff0014000] track 1: codec frame size is not set
Output #0, ipod, to 'Annabelle - Comes Home (2019)/Annabelle - Comes Home (2019).m4v':
 Metadata:
 major_brand : mp42
 minor_version : 512
 compatible_brands: isomiso2avc1mp41
 encoder : Lavf58.29.100
 Chapter #0:0: start 0.000000, end 476.986000
 Metadata:
 title : Chapter 1
 Chapter #0:1: start 476.986000, end 933.608000
 Metadata:
 title : Chapter 2
 Chapter #0:2: start 933.608000, end 1441.449000
 Metadata:
 title : Chapter 3
 Chapter #0:3: start 1441.449000, end 1976.358000
 Metadata:
 title : Chapter 4
 Chapter #0:4: start 1976.358000, end 2579.753000
 Metadata:
 title : Chapter 5
 Chapter #0:5: start 2579.753000, end 3149.030000
 Metadata:
 title : Chapter 6
 Chapter #0:6: start 3149.030000, end 3726.941000
 Metadata:
 title : Chapter 7
 Chapter #0:7: start 3726.941000, end 3973.520000
 Metadata:
 title : Chapter 8
 Chapter #0:8: start 3973.520000, end 4504.676000
 Metadata:
 title : Chapter 9
 Chapter #0:9: start 4504.676000, end 4904.409000
 Metadata:
 title : Chapter 10
 Chapter #0:10: start 4904.409000, end 5421.592000
 Metadata:
 title : Chapter 11
 Chapter #0:11: start 5421.592000, end 5998.001000
 Metadata:
 title : Chapter 12
 Chapter #0:12: start 5998.001000, end 6364.075000
 Metadata:
 title : Chapter 13
 Stream #0:0(und): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709), 720x360 [SAR 32:27 DAR 64:27], q=2-31, 519 kb/s, 23.98 fps, 23.98 tbr, 90k tbn, 90k tbc (default)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : VideoHandler
 Stream #0:1(eng): Audio: ac3 (ac-3 / 0x332D6361), 48000 Hz, 5.1(side), fltp, 384 kb/s (default)
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : Surround
 Side data:
 audio service type: main
 Stream #0:2(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 162 kb/s
 Metadata:
 creation_time : 2020-04-06T22:40:36.000000Z
 handler_name : Stereo
Stream mapping:
 Stream #0:0 -> #0:0 (copy)
 Stream #0:2 -> #0:1 (copy)
 Stream #0:1 -> #0:2 (copy)
Press [q] to stop, [?] for help
frame=152602 fps=12872 q=-1.0 Lsize= 834270kB time=01:46:04.79 bitrate=1073.8kbits/s speed= 537x 
video:403702kB audio:424714kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.706676%



Here is the resulting ffprobe of the new file showing it swapped the audio tracks :


ffprobe version 4.2.1-tessus https://evermeet.cx/ffmpeg/ Copyright (c) 2007-2019 the FFmpeg developers
 built with Apple LLVM version 10.0.1 (clang-1001.0.46.4)
 configuration: --cc=/usr/bin/clang --prefix=/opt/ffmpeg --extra-version=tessus --enable-avisynth --enable-fontconfig --enable-gpl --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopus --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-libzmq --enable-libzvbi --enable-version3 --pkg-config-flags=--static --disable-ffplay
 libavutil 56. 31.100 / 56. 31.100
 libavcodec 58. 54.100 / 58. 54.100
 libavformat 58. 29.100 / 58. 29.100
 libavdevice 58. 8.100 / 58. 8.100
 libavfilter 7. 57.100 / 7. 57.100
 libswscale 5. 5.100 / 5. 5.100
 libswresample 3. 5.100 / 3. 5.100
 libpostproc 55. 5.100 / 55. 5.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Annabelle - Comes Home (2019).m4v':
 Metadata:
 major_brand : M4V 
 minor_version : 512
 compatible_brands: isomiso2avc1
 encoder : Lavf58.29.100
 Duration: 01:46:04.86, start: 0.000000, bitrate: 1073 kb/s
 Chapter #0:0: start 0.000000, end 476.986000
 Metadata:
 title : Chapter 1
 Chapter #0:1: start 476.986000, end 933.608000
 Metadata:
 title : Chapter 2
 Chapter #0:2: start 933.608000, end 1441.449000
 Metadata:
 title : Chapter 3
 Chapter #0:3: start 1441.449000, end 1976.358000
 Metadata:
 title : Chapter 4
 Chapter #0:4: start 1976.358000, end 2579.753000
 Metadata:
 title : Chapter 5
 Chapter #0:5: start 2579.753000, end 3149.030000
 Metadata:
 title : Chapter 6
 Chapter #0:6: start 3149.030000, end 3726.941000
 Metadata:
 title : Chapter 7
 Chapter #0:7: start 3726.941000, end 3973.520000
 Metadata:
 title : Chapter 8
 Chapter #0:8: start 3973.520000, end 4504.676000
 Metadata:
 title : Chapter 9
 Chapter #0:9: start 4504.676000, end 4904.409000
 Metadata:
 title : Chapter 10
 Chapter #0:10: start 4904.409000, end 5421.592000
 Metadata:
 title : Chapter 11
 Chapter #0:11: start 5421.592000, end 5998.001000
 Metadata:
 title : Chapter 12
 Chapter #0:12: start 5998.001000, end 6364.075000
 Metadata:
 title : Chapter 13
 Stream #0:0(und): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709), 720x360 [SAR 32:27 DAR 64:27], 519 kb/s, 23.98 fps, 23.98 tbr, 90k tbn, 180k tbc (default)
 Metadata:
 handler_name : VideoHandler
 Stream #0:1(eng): Audio: ac3 (ac-3 / 0x332D6361), 48000 Hz, 5.1(side), fltp, 384 kb/s (default)
 Metadata:
 handler_name : Surround
 Side data:
 audio service type: main
 Stream #0:2(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 162 kb/s
 Metadata:
 handler_name : Stereo
 Stream #0:3(eng): Data: bin_data (text / 0x74786574)
 Metadata:
 handler_name : SubtitleHandler
Unsupported codec with id 100359 for input stream 3



What I don't understand is why is the file size different ? The resulting file is larger at 854,292,790 bytes. Shouldn't the file sizes be the same since I literally just swapped tracks 0 and 1 ?


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FFMPEG code not generating thumbnail, but it was working before [closed]
25 mars 2020, par ShijilI want to save thumbnails in my website using this simple FFMPEG code.
I tried to run it, but it shows error<?php
$file="Videos/bloodshot.mp4";
$vname="bloodshot";
$W = intval($_GET['file']);
$H = intval($_GET['file']);
if(substr($file,0,1) != '.'){
$mov = new ffmpeg_movie($file);
$wn = $mov->GetFrameWidth();
$hn = $mov->GetFrameHeight();
$frame = $mov->getFrame(32);
$gd = $frame->toGDImage();
if(!$W and !$H)
{
$W = $neww; // width of the image
$H = $newh; // height image
}
$new = imageCreateTrueColor($W, $H);
imageCopyResized($new, $gd, 0, 0, 0, 0, $neww, $newh, $wn, $hn);
$black = imagecolorallocate($new, 255, 255, 255);
imagegif($new);
imagegif ($new, './thumb/success.gif', 100);
}
?>error log is
[25-Mar-2020 14:52:31 UTC] PHP Fatal error: Uncaught Error: Class 'ffmpeg_movie' not found in /home/xxxxxxx/public_html/Videos/ffmpeg.php:12
Stack trace:
#0 {main}
thrown in /home/xxxxxxx/public_html/Videos/ffmpeg.php on line 12I was able to run it without error in a mobile site few years ago. But it seems to be not working now.
Server has FFMPEG support.
I am not an expert in php, please fix this code for me. -
ffmpeg timeout with rtsp
17 janvier 2024, par eSlavkoI have script that capture image from wifi camera with ffmpeg.
It works fine until camera is not reachable due to network troubles.
The script stuck in ffmpeg capture and never exit. Is it possible to have some kind of timeout ? -stimeout (in miliseconds) seems not working.


There is part of script that capture images. (there are some manipulation after that)


#!/bin/bash
week="$(date '+%Y_%U')"
ts="$(date '+%Y-%m-%d_%H:%M:%S')"
ffmpeg -rtsp_transport tcp -y -i "rtsp://192.168.64.101" -frames:v 1 $week/$ts.jpg -stimeout 3000 -y



I did test on other camera and results are :


ffmpeg -y -i "rtsp://192.168.64.112:8554/profile0" -frames:v 1 Ilatest.jpg



Does work OK, but with timeout of 5 seconds as


ffmpeg -timeout 5000000 -y -i "rtsp://192.168.64.112:8554/profile0" -frames:v 1 Ilatest.jpg



doesn't and I got error report as :


ffmpeg version 4.2.4-1ubuntu0.1 Copyright (c) 2000-2020 the FFmpeg developers built with gcc 9 (Ubuntu 9.3.0-10ubuntu2)
...
...
[rtsp @ 0x55d250488740] Unable to open RTSP for listening
rtsp://192.168.64.112:8554/profile0: Cannot assign requested address