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Richard Stallman et le logiciel libre
19 octobre 2011, par
Mis à jour : Mai 2013
Langue : français
Type : Texte
Autres articles (77)
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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 (...) -
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
Sur d’autres sites (5988)
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error when converting mts to mp4
6 janvier 2015, par Chan KimI have many video files that I want to convert to mp4.
so I installed ffmpeg on my win7 PC (64 bit) which is using shared library.
I tried to convert an MTS file to MP4 and I get this error.
What is the problem ?$ ffmpeg -i 20140806114251.MTS 20140806114251.mp4
ffmpeg version N-68788-g37b35fe Copyright (c) 2000-2014 the FFmpeg developers
built on Dec 30 2014 22:18:55 with gcc 4.9.2 (GCC)
configuration: --disable-static --enable-shared --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-lzma --enable-decklink --enable-zlib
libavutil 54. 15.100 / 54. 15.100
libavcodec 56. 19.100 / 56. 19.100
libavformat 56. 16.102 / 56. 16.102
libavdevice 56. 3.100 / 56. 3.100
libavfilter 5. 6.100 / 5. 6.100
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
Input #0, mpegts, from '20140806114251.MTS':
Duration: 00:00:19.04, start: 1.033367, bitrate: 16273 kb/s
Program 1
Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
Stream #0:1[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, 5.1(side), fltp, 448 kb/s
Stream #0:2[0x1200]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] / 0x0090), 1920x1080
[libx264 @ 0000000002b60a20] using SAR=1/1
[libx264 @ 0000000002b60a20] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
[libx264 @ 0000000002b60a20] profile High, level 4.0
[libx264 @ 0000000002b60a20] 264 - core 144 r2525 40bb568 - H.264/MPEG-4 AVC codec - Copyleft 2003-2014 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
[libvo_aacenc @ 00000000028a4020] Unable to set encoding parameters
Output #0, mp4, to '20140806114251.mp4':
Stream #0:0: Video: h264 (libx264), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 29.97 fps, 29.97 tbn, 29.97 tbc
Metadata:
encoder : Lavc56.19.100 libx264
Stream #0:1: Audio: aac, 0 channels, 128 kb/s
Metadata:
encoder : Lavc56.19.100 libvo_aacenc
Stream mapping:
Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
Stream #0:1 -> #0:1 (ac3 (native) -> aac (libvo_aacenc))
Error while opening encoder for output stream #0:1 - maybe incorrect parameters such as bit_rate, rate, width or heightEDIT : I thought I solved this problem by using
ffmpeg -i filename1.mts filename1.mkv
my Samsung LED TV supports mkv file and during the conversion, it shows
Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
Stream #0:1 -> #0:1 (ac3 (native) -> vorbis (libvorbis))But Alas ! my TV doesn’t support vorbis codec. It only supports mp3, ac3, lpcm, and ADPCM when using mkv container. So the question is : How do people select output audio codec ?
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How to use ffmpeg convert this file,the normal args can't convert it,it just convert one frame
18 juillet 2017, par ggggleThe Video Link is here.
$ffmpeg -i 9.mp4 out.mp4
ffmpeg version N-86676-g45dbb40cd1-static http://johnvansickle.com/ffmpeg/ Copyright (c) 2000-2017 the FFmpeg developers
built with gcc 5.4.1 (Debian 5.4.1-11) 20170519
configuration: --enable-gpl --enable-version3 --enable-static --disable-debug --disable-ffplay --disable-indev=sndio --disable-outdev=sndio --cc=gcc-5 --enable-fontconfig --enable-frei0r --enable-gnutls --enable-gray --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libzimg
libavutil 55. 67.100 / 55. 67.100
libavcodec 57.100.102 / 57.100.102
libavformat 57. 75.100 / 57. 75.100
libavdevice 57. 7.100 / 57. 7.100
libavfilter 6. 94.100 / 6. 94.100
libswscale 4. 7.101 / 4. 7.101
libswresample 2. 8.100 / 2. 8.100
libpostproc 54. 6.100 / 54. 6.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '9.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2mp41
artist : moodyz
encoder : Lavf57.75.100
copyright : moodyz
Duration: 00:00:21.02, start: 0.000000, bitrate: 5662 kb/s
Stream #0:0(jpn): Video: vc1 (Advanced) (vc-1 / 0x312D6376), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 5658 kb/s, 29.97 fps, 29.97 tbr, 30k tbn, 59.94 tbc (default)
Metadata:
handler_name : VideoHandler
Stream mapping:
Stream #0:0 -> #0:0 (vc1 (native) -> h264 (libx264))
Press [q] to stop, [?] for help
[libx264 @ 0x3eabba0] using SAR=1/1
[libx264 @ 0x3eabba0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
[libx264 @ 0x3eabba0] profile High, level 4.0
[libx264 @ 0x3eabba0] 264 - core 152 r19 ba24899 - H.264/MPEG-4 AVC codec - Copyleft 2003-2017 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'out.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2mp41
artist : moodyz
copyright : moodyz
encoder : Lavf57.75.100
Stream #0:0(jpn): Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 29.97 fps, 30k tbn, 29.97 tbc (default)
Metadata:
handler_name : VideoHandler
encoder : Lavc57.100.102 libx264
Side data:
cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
frame= 1 fps=0.0 q=29.0 Lsize= 33kB time=00:00:00.00 bitrate=8254060.6kbits/s speed=0.000122x
video:32kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 2.640781%
[libx264 @ 0x3eabba0] frame I:1 Avg QP:23.97 size: 32485
[libx264 @ 0x3eabba0] mb I I16..4: 24.7% 72.0% 3.3%
[libx264 @ 0x3eabba0] 8x8 transform intra:72.0%
[libx264 @ 0x3eabba0] coded y,uvDC,uvAC intra: 31.5% 51.4% 4.9%
[libx264 @ 0x3eabba0] i16 v,h,dc,p: 50% 28% 11% 10%
[libx264 @ 0x3eabba0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 58% 19% 17% 1% 1% 1% 1% 1% 1%
[libx264 @ 0x3eabba0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 53% 22% 7% 4% 2% 5% 2% 3% 2%
[libx264 @ 0x3eabba0] i8c dc,h,v,p: 47% 20% 31% 2%
[libx264 @ 0x3eabba0] kb/s:7788.61As you can see,original video "Duration : 00:00:21.02",but the output file only "Duration 00:00:00.03".And the program exit no error.
It didn’t convert entire file.
What args I need to add ?
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Merging audio at specific time with ffmpeg
19 octobre 2015, par DeepuI was trying to merge audio with ffmpeg with the following command but the audio is merging at starting point.
ffmpeg -i output-1146.mp4 -i org-EOLWAudio.mp3 -filter_complex " [0:a]atrim=start=0,asetpts=PTS-STARTPTS[aud1]; [1:a]atrim=0:250,asetpts=PTS+100/TB[aud2]; [aud1][aud2]amix=inputs=2[aout]" -map 0:v -map "[aout]" -crf 24 -pix_fmt yuv420p -c:v libx264 -c:a aac -strict -2 -ac 2 output-1246.mp4
With this command it is merging audio streams but not specified point of time.
I want to merge audio of a mp3 file from 0 to 250 seconds audio to video
Starting at 4th minute to 8.10 minute.Output :
ffmpeg version 2.6.3 Copyright (c) 2000-2015 the FFmpeg developers
built with gcc 4.8 (Ubuntu 4.8.4-2ubuntu1~14.04)
configuration: --arch=x86_64 --optflags='-02 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --[aram=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic' --enable-bzlib --disable-crystalhd --enable-frei0r --enable-gnutls --enable-libass --enable-libcdio --enable-libdc1394 --disable-indev=jack --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-openal --enable-libopencv --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxvid --enable-x11grab --enable-avfilter --enable-avresample --enable-postproc --enable-pthreads --disable-static --enable-shared --enable-gpl --disable-debug --disable-stripping --enable-runtime-cpudetect
libavutil 54. 20.100 / 54. 20.100
libavcodec 56. 26.100 / 56. 26.100
libavformat 56. 25.101 / 56. 25.101
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 11.102 / 5. 11.102
libavresample 2. 1. 0 / 2. 1. 0
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'output-1146.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
encoder : Lavf56.25.101
Duration: 00:15:03.80, start: 0.064000, bitrate: 212 kb/s
Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1366x768, 137 kb/s, 5 fps, 5 tbr, 10240 tbn, 10 tbc (default)
Metadata:
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 16000 Hz, stereo, fltp, 116 kb/s (default)
Metadata:
handler_name : SoundHandler
Input #1, mp3, from 'org-EOLWAudio.mp3':
Metadata:
novideocodec : 0
server : Red5
creationdate : Wed Sep 23 15:51:29 IST 2015
canSeekToEnd : true
encoder : Lavf56.25.101
Duration: 00:14:00.74, start: 0.069063, bitrate: 48 kb/s
Stream #1:0: Audio: mp3, 16000 Hz, stereo, s16p, 48 kb/s
[libx264 @ 0x9d67440] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
[libx264 @ 0x9d67440] profile High, level 3.2
[libx264 @ 0x9d67440] 264 - core 142 r2389 956c8d8 - H.264/MPEG-4 AVC codec - Copyleft 2003-2014 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=5 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=24.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00