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La conservation du net art au musée. Les stratégies à l’œuvre
26 mai 2011
Mis à jour : Juillet 2013
Langue : français
Type : Texte
Autres articles (17)
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Les formats acceptés
28 janvier 2010, parLes commandes suivantes permettent d’avoir des informations sur les formats et codecs gérés par l’installation local de ffmpeg :
ffmpeg -codecs ffmpeg -formats
Les format videos acceptés en entrée
Cette liste est non exhaustive, elle met en exergue les principaux formats utilisés : h264 : H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 m4v : raw MPEG-4 video format flv : Flash Video (FLV) / Sorenson Spark / Sorenson H.263 Theora wmv :
Les formats vidéos de sortie possibles
Dans un premier temps on (...) -
Ajouter notes et légendes aux images
7 février 2011, parPour pouvoir ajouter notes et légendes aux images, la première étape est d’installer le plugin "Légendes".
Une fois le plugin activé, vous pouvez le configurer dans l’espace de configuration afin de modifier les droits de création / modification et de suppression des notes. Par défaut seuls les administrateurs du site peuvent ajouter des notes aux images.
Modification lors de l’ajout d’un média
Lors de l’ajout d’un média de type "image" un nouveau bouton apparait au dessus de la prévisualisation (...) -
Gestion générale des documents
13 mai 2011, parMédiaSPIP ne modifie jamais le document original mis en ligne.
Pour chaque document mis en ligne il effectue deux opérations successives : la création d’une version supplémentaire qui peut être facilement consultée en ligne tout en laissant l’original téléchargeable dans le cas où le document original ne peut être lu dans un navigateur Internet ; la récupération des métadonnées du document original pour illustrer textuellement le fichier ;
Les tableaux ci-dessous expliquent ce que peut faire MédiaSPIP (...)
Sur d’autres sites (5051)
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No output file when converting audio using FFmpeg in Android
18 mars 2017, par ShaI’m trying to convert
m4aaudio file towavusing FFmpeg. The code executes fine and gives no error, but I don’t see any output file in my directory.This is what I am executing :
String[] cmd = {"-y", "-i", "/storage/emulated/0/jd.m4a", "-f","wav" ,"/storage/emulated/0/DCIM/Camera/output.wav"};And this is what gets printed :
03-17 15:40:51.539 10111-10111/io.whispero.soundmerger E/onProgress: ffmpeg version n3.0.1 Copyright (c) 2000-2016 the FFmpeg developers
03-17 15:40:51.542 10111-10111/io.whispero.soundmerger E/onProgress: built with gcc 4.8 (GCC)
03-17 15:40:51.545 10111-10111/io.whispero.soundmerger E/onProgress: configuration: --target-os=linux --cross-prefix=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi- --arch=arm --cpu=cortex-a8 --enable-runtime-cpudetect --sysroot=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/sysroot --enable-pic --enable-libx264 --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-fontconfig --enable-pthreads --disable-debug --disable-ffserver --enable-version3 --enable-hardcoded-tables --disable-ffplay --disable-ffprobe --enable-gpl --enable-yasm --disable-doc --disable-shared --enable-static --pkg-config=/home/vagrant/SourceCode/ffmpeg-android/ffmpeg-pkg-config --prefix=/home/vagrant/SourceCode/ffmpeg-android/build/armeabi-v7a --extra-cflags='-I/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/include -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all' --extra-ldflags='-L/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/lib -Wl,-z,relro -Wl,-z,now -pie' --extra-libs='-lpng -lexpat -lm' --extra-cxxflags=
03-17 15:40:51.547 10111-10111/io.whispero.soundmerger E/onProgress: libavutil 55. 17.103 / 55. 17.103
03-17 15:40:51.552 10111-10111/io.whispero.soundmerger E/onProgress: libavcodec 57. 24.102 / 57. 24.102
03-17 15:40:51.554 10111-10111/io.whispero.soundmerger E/onProgress: libavformat 57. 25.100 / 57. 25.100
03-17 15:40:51.556 10111-10111/io.whispero.soundmerger E/onProgress: libavdevice 57. 0.101 / 57. 0.101
03-17 15:40:51.559 10111-10111/io.whispero.soundmerger E/onProgress: libavfilter 6. 31.100 / 6. 31.100
03-17 15:40:51.561 10111-10111/io.whispero.soundmerger E/onProgress: libswscale 4. 0.100 / 4. 0.100
03-17 15:40:51.562 10111-10111/io.whispero.soundmerger E/onProgress: libswresample 2. 0.101 / 2. 0.101
03-17 15:40:51.564 10111-10111/io.whispero.soundmerger E/onProgress: libpostproc 54. 0.100 / 54. 0.100
03-17 15:40:51.581 10111-10111/io.whispero.soundmerger E/onProgress: Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/storage/emulated/0/jd.m4a':
03-17 15:40:51.585 10111-10111/io.whispero.soundmerger E/onProgress: Metadata:
03-17 15:40:51.587 10111-10111/io.whispero.soundmerger E/onProgress: major_brand : M4A
03-17 15:40:51.589 10111-10111/io.whispero.soundmerger E/onProgress: minor_version : 0
03-17 15:40:51.593 10111-10111/io.whispero.soundmerger E/onProgress: compatible_brands: M4A mp42isom
03-17 15:40:51.595 10111-10111/io.whispero.soundmerger E/onProgress: creation_time : 2017-02-16 10:36:39
03-17 15:40:51.597 10111-10111/io.whispero.soundmerger E/onProgress: Duration: 00:00:03.39, start: 0.000000, bitrate: 82 kb/s
03-17 15:40:51.602 10111-10111/io.whispero.soundmerger E/onProgress: Stream #0:0(eng): Audio: aac (LC) (mp4a / 0x6134706D), 16000 Hz, mono, fltp, 24 kb/s (default)
03-17 15:40:51.608 10111-10111/io.whispero.soundmerger E/onProgress: Metadata:
03-17 15:40:51.612 10111-10111/io.whispero.soundmerger E/onProgress: creation_time : 2017-02-16 10:36:39
03-17 15:40:51.614 10111-10111/io.whispero.soundmerger E/onProgress: Output #0, wav, to '/storage/emulated/0/DCIM/Camera/hyder.wav':
03-17 15:40:51.617 10111-10111/io.whispero.soundmerger E/onProgress: Metadata:
03-17 15:40:51.619 10111-10111/io.whispero.soundmerger E/onProgress: major_brand : M4A
03-17 15:40:51.621 10111-10111/io.whispero.soundmerger E/onProgress: minor_version : 0
03-17 15:40:51.623 10111-10111/io.whispero.soundmerger E/onProgress: compatible_brands: M4A mp42isom
03-17 15:40:51.625 10111-10111/io.whispero.soundmerger E/onProgress: ISFT : Lavf57.25.100
03-17 15:40:51.627 10111-10111/io.whispero.soundmerger E/onProgress: Stream #0:0(eng): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 16000 Hz, mono, s16, 256 kb/s (default)
03-17 15:40:51.629 10111-10111/io.whispero.soundmerger E/onProgress: Metadata:
03-17 15:40:51.631 10111-10111/io.whispero.soundmerger E/onProgress: creation_time : 2017-02-16 10:36:39
03-17 15:40:51.633 10111-10111/io.whispero.soundmerger E/onProgress: encoder : Lavc57.24.102 pcm_s16le
03-17 15:40:51.636 10111-10111/io.whispero.soundmerger E/onProgress: Stream mapping:
03-17 15:40:51.639 10111-10111/io.whispero.soundmerger E/onProgress: Stream #0:0 -> #0:0 (aac (native) -> pcm_s16le (native))
03-17 15:40:51.642 10111-10111/io.whispero.soundmerger E/onProgress: Press [q] to stop, [?] for help
03-17 15:40:51.645 10111-10111/io.whispero.soundmerger E/onProgress: size= 106kB time=00:00:03.39 bitrate= 256.2kbits/s speed= 181x
03-17 15:40:51.647 10111-10111/io.whispero.soundmerger E/onProgress: video:0kB audio:106kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.071860%
03-17 15:40:51.650 10111-10111/io.whispero.soundmerger E/SUCCESS: ffmpeg version n3.0.1 Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 4.8 (GCC)
configuration: --target-os=linux --cross-prefix=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi- --arch=arm --cpu=cortex-a8 --enable-runtime-cpudetect --sysroot=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/sysroot --enable-pic --enable-libx264 --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-fontconfig --enable-pthreads --disable-debug --disable-ffserver --enable-version3 --enable-hardcoded-tables --disable-ffplay --disable-ffprobe --enable-gpl --enable-yasm --disable-doc --disable-shared --enable-static --pkg-config=/home/vagrant/SourceCode/ffmpeg-android/ffmpeg-pkg-config --prefix=/home/vagrant/SourceCode/ffmpeg-android/build/armeabi-v7a --extra-cflags='-I/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/include -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all' --extra-ldflags='-L/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/lib -Wl,-z,relro -Wl,-z,now -pie' --extra-libs='-lpng -lexpat -lm' --extra-cxxflags=
libavutil 55. 17.103 / 55. 17.103
libavcodec 57. 24.102 / 57. 24.102
libavformat 57. 25.100 / 57. 25.100
libavdevice 57. 0.101 / 57. 0.101
libavfilter 6. 31.100 / 6. 31.100
libswscale 4. 0.100 / 4. 0.100
libswresample 2. 0.101 / 2. 0.101
libpostproc 54. 0.100 / 54. 0.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/storage/emulated/0/jd.m4a':
Metadata:
major_brand : M4A
minor_version : 0
compatible_brands: M4A mp42isom
creation_time : 2017-02-16 10:36:39
Duration: 00:00:03.39, start: 0.000000, bitrate: 82 kb/s
Stream #0:0(eng): Audio: aac (LC) (mp4a / 0x6134706D), 16000 Hz, mono, fltp, 24 kb/s (default)
Metadata:
creation_time : 2017-02-16 10:36:39
Output #0, wav, to '/storage/emulated/0/DCIM/Camera/hyder.wav':
Metadata:
major_brand : M4A
minor_version : 0
compatible_brands: M4A mp42isom
ISFT : Lavf57.25.100
Stream #0:0(eng): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 16000 Hz, mono, s16, 256 kb/s (default)
Metadata:
creation_time : 2017-02-16 10:36:39
encoder : Lavc57.24.102 pcm_s16le
Stream mapping:
Stream #0:0 -> #0:0 (aac (native) -> pcm_s16le (native))
Press [q] to stop, [?] for help
size= 106kB time=00:00:03.39 bitrate= 256.2kbits/s speed= 181x
video:0kB audio:106kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.071860%
03-17 15:40:51.653 10111-10111/io.whispero.soundmerger E/onFinish: onFinishPlease help why I am not seeing any output audio file :(
Thanks.
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FFmpeg "Unrecognized option" error when trying to merge 2 audio files in Android
20 mars 2017, par ShaLooked at This and This links to create a command to merge 2 audio files using
ffmpegbut it’s not working.My command :
String input1 = "/storage/emulated/0/jd.m4a ";
String input2 = "/storage/emulated/0/jd.m4a "; //trying with same audio just to check if it works or not
String filter = "-filter_complex [0:a]volume=0.99[a1];[1:a]volume=0.3[a2];[a1][a2]amerge=inputs=2,volume=1.3,pan=stereo|c0code>The console output :
03-20 13:52:04.981 32013-32013/io.whispero.soundmerger E/onProgress: ffmpeg version n3.0.1 Copyright (c) 2000-2016 the FFmpeg developers
03-20 13:52:04.981 32013-32013/io.whispero.soundmerger E/onProgress: built with gcc 4.8 (GCC)
03-20 13:52:04.982 32013-32013/io.whispero.soundmerger E/onProgress: configuration: --target-os=linux --cross-prefix=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi- --arch=arm --cpu=cortex-a8 --enable-runtime-cpudetect --sysroot=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/sysroot --enable-pic --enable-libx264 --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-fontconfig --enable-pthreads --disable-debug --disable-ffserver --enable-version3 --enable-hardcoded-tables --disable-ffplay --disable-ffprobe --enable-gpl --enable-yasm --disable-doc --disable-shared --enable-static --pkg-config=/home/vagrant/SourceCode/ffmpeg-android/ffmpeg-pkg-config --prefix=/home/vagrant/SourceCode/ffmpeg-android/build/armeabi-v7a --extra-cflags='-I/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/include -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all' --extra-ldflags='-L/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/lib -Wl,-z,relro -Wl,-z,now -pie' --extra-libs='-lpng -lexpat -lm' --extra-cxxflags=
03-20 13:52:04.982 32013-32013/io.whispero.soundmerger E/onProgress: libavutil 55. 17.103 / 55. 17.103
03-20 13:52:04.983 32013-32013/io.whispero.soundmerger E/onProgress: libavcodec 57. 24.102 / 57. 24.102
03-20 13:52:04.983 32013-32013/io.whispero.soundmerger E/onProgress: libavformat 57. 25.100 / 57. 25.100
03-20 13:52:04.984 32013-32013/io.whispero.soundmerger E/onProgress: libavdevice 57. 0.101 / 57. 0.101
03-20 13:52:04.984 32013-32013/io.whispero.soundmerger E/onProgress: libavfilter 6. 31.100 / 6. 31.100
03-20 13:52:04.985 32013-32013/io.whispero.soundmerger E/onProgress: libswscale 4. 0.100 / 4. 0.100
03-20 13:52:04.985 32013-32013/io.whispero.soundmerger E/onProgress: libswresample 2. 0.101 / 2. 0.101
03-20 13:52:04.985 32013-32013/io.whispero.soundmerger E/onProgress: libpostproc 54. 0.100 / 54. 0.100
03-20 13:52:04.986 32013-32013/io.whispero.soundmerger E/onProgress: Unrecognized option 'filter_complex [0:a]volume=0.99[a1];[1:a]volume=0.3[a2];[a1][a2]amerge=inputs=2,volume=1.3,pan=stereo|c0io.whispero.soundmerger E/onProgress: Error splitting the argument list: Option not foundFrom what I can understand is that
ffmpegis unable to split and differentiate the inputs, filter and output from thecommand, but I tried with a lot of variations, still not working :(Please help. Looked around a lot but none of the commands is working.
Thanks in advance !
EDIT :
Added-reportbefore-filter_complexand ran. LOG is below AS @Mulvya asked03-20 16:29:06.830 27671-27671/io.whispero.soundmerger E/onProgress: ffmpeg version n3.0.1 Copyright (c) 2000-2016 the FFmpeg developers
03-20 16:29:06.830 27671-27671/io.whispero.soundmerger E/onProgress: built with gcc 4.8 (GCC)
03-20 16:29:06.830 27671-27671/io.whispero.soundmerger E/onProgress: configuration: --target-os=linux --cross-prefix=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi- --arch=arm --cpu=cortex-a8 --enable-runtime-cpudetect --sysroot=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/sysroot --enable-pic --enable-libx264 --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-fontconfig --enable-pthreads --disable-debug --disable-ffserver --enable-version3 --enable-hardcoded-tables --disable-ffplay --disable-ffprobe --enable-gpl --enable-yasm --disable-doc --disable-shared --enable-static --pkg-config=/home/vagrant/SourceCode/ffmpeg-android/ffmpeg-pkg-config --prefix=/home/vagrant/SourceCode/ffmpeg-android/build/armeabi-v7a --extra-cflags='-I/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/include -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all' --extra-ldflags='-L/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/lib -Wl,-z,relro -Wl,-z,now -pie' --extra-libs='-lpng -lexpat -lm' --extra-cxxflags=
03-20 16:29:06.830 27671-27671/io.whispero.soundmerger E/onProgress: libavutil 55. 17.103 / 55. 17.103
03-20 16:29:06.830 27671-27671/io.whispero.soundmerger E/onProgress: libavcodec 57. 24.102 / 57. 24.102
03-20 16:29:06.832 27671-27671/io.whispero.soundmerger E/onProgress: libavformat 57. 25.100 / 57. 25.100
03-20 16:29:06.832 27671-27671/io.whispero.soundmerger E/onProgress: libavdevice 57. 0.101 / 57. 0.101
03-20 16:29:06.833 27671-27671/io.whispero.soundmerger E/onProgress: libavfilter 6. 31.100 / 6. 31.100
03-20 16:29:06.834 27671-27671/io.whispero.soundmerger E/onProgress: libswscale 4. 0.100 / 4. 0.100
03-20 16:29:06.834 27671-27671/io.whispero.soundmerger E/onProgress: libswresample 2. 0.101 / 2. 0.101
03-20 16:29:06.835 27671-27671/io.whispero.soundmerger E/onProgress: libpostproc 54. 0.100 / 54. 0.100
03-20 16:29:06.836 27671-27671/io.whispero.soundmerger E/onProgress: Unrecognized option 'i '.
03-20 16:29:06.837 27671-27671/io.whispero.soundmerger E/onProgress: Error splitting the argument list: Option not found
03-20 16:29:06.846 27671-27671/io.whispero.soundmerger E/onFailure: ffmpeg version n3.0.1 Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 4.8 (GCC)
configuration: --target-os=linux --cross-prefix=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi- --arch=arm --cpu=cortex-a8 --enable-runtime-cpudetect --sysroot=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/sysroot --enable-pic --enable-libx264 --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-fontconfig --enable-pthreads --disable-debug --disable-ffserver --enable-version3 --enable-hardcoded-tables --disable-ffplay --disable-ffprobe --enable-gpl --enable-yasm --disable-doc --disable-shared --enable-static --pkg-config=/home/vagrant/SourceCode/ffmpeg-android/ffmpeg-pkg-config --prefix=/home/vagrant/SourceCode/ffmpeg-android/build/armeabi-v7a --extra-cflags='-I/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/include -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all' --extra-ldflags='-L/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/lib -Wl,-z,relro -Wl,-z,now -pie' --extra-libs='-lpng -lexpat -lm' --extra-cxxflags=
libavutil 55. 17.103 / 55. 17.103
libavcodec 57. 24.102 / 57. 24.102
libavformat 57. 25.100 / 57. 25.100
libavdevice 57. 0.101 / 57. 0.101
libavfilter 6. 31.100 / 6. 31.100
libswscale 4. 0.100 / 4. 0.100
libswresample 2. 0.101 / 2. 0.101
libpostproc 54. 0.100 / 54. 0.100
Unrecognized option 'i '.
Error splitting the argument list: Option not found
03-20 16:29:06.848 27671-27671/io.whispero.soundmerger E/onFinish: onFinish -
FFMPEG conversion to MXF [closed]
16 février 2012, par MFBI have to wrap an MPEG2 video file in an MXF container and convert the audio in the process. I have the MXF wrapping working but it won't convert the audio stream (which needs to be 16bit, 48kHz Linear PCM).
Here's what I'm trying :
ffmpeg -i input.mpg -map 0:0 -map 0:1 -vcodec copy -f mpeg2video -acodec pcm_s16le -ar 48000 -ac 2 output.mxfResults :
ffmpeg version 0.10 Copyright (c) 2000-2012 the FFmpeg developers
built on Jan 30 2012 17:49:23 with gcc 4.2.1 (Apple Inc. build 5666) (dot 3)
configuration: *{snipped}*
runtime-cpudetect
libavutil 51. 34.101 / 51. 34.101
libavcodec 53. 60.100 / 53. 60.100
libavformat 53. 31.100 / 53. 31.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 60.100 / 2. 60.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
libpostproc 52. 0.100 / 52. 0.100
[mpeg @ 0x10201ae00] max_analyze_duration 5000000 reached at 5000000
Input #0, mpeg, from '/Volumes/Extra/test.mpg':
Duration: 00:00:59.97, start: 0.192911, bitrate: 6513 kb/s
Stream #0:0[0x1c0]: Audio: mp2, 48000 Hz, stereo, s16, 384 kb/s
Stream #0:1[0x1e0]: Video: mpeg2video (Main), yuv420p, 720x576 [SAR 16:15 DAR 4:3], 12000 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc
Output #0, mpeg2video, to 'video.mxf':
Metadata:
encoder : Lavf53.31.100
Stream #0:0: Video: mpeg2video, yuv420p, 720x576 [SAR 16:15 DAR 4:3], q=2-31, 12000 kb/s, 25 fps, 90k tbn, 25 tbc
Stream mapping:
Stream #0:1 -> #0:0 (copy)
Press [q] to stop, [?] for help
frame= 1500 fps= 0 q=-1.0 Lsize= 43949kB time=00:00:59.96 bitrate=6004.6kbits/s
video:43949kB audio:0kB global headers:0kB muxing overhead 0.000000%The video plays fine as the MXF, but there is no audio stream at all. Any help would be great.