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La conservation du net art au musée. Les stratégies à l’œuvre
26 mai 2011
Mis à jour : Juillet 2013
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Qu’est ce qu’un masque de formulaire
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Pour accéder à la personnalisation des champs de formulaires, il est nécessaire d’aller dans l’administration de votre MediaSPIP puis de sélectionner "Configuration des masques de formulaires".
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Support audio et vidéo HTML5
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Sur d’autres sites (6717)
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Convert a video with content type video/quicktime to video/mp4 using ffmpeg
25 juin 2021, par schubI have a strange problem. I start with a video file recored with an iPhone. The output is
video.mov
. I convert this to mp4 using ffmpeg :

ffmpeg -i video.mov -vcodec h264 -acodec aac video.mp4


If I use a tool like exiftool to show the metadata the output for
content-type
isvideo/mp4
all seems to be correct. But my backend, which receives the video, uses a library called Apache Tika to extract the content type and the result here is :video/quicktime
.

Scala code to retrieve the content type from the file :


// byteArray: Array[Byte]

val tika = new TikaConfig()
val metadata = new Metadata()
val contentType = tika.getDetector.detect(TikaInputStream.get(byteArray), metadata)



BTW : If I use a video editing program (DaVinci Resolve in my case) I can load the video, adjust settings and explicitly set the codec to mp4, export the video and then the resulting file works and Apache Tika extract the desired content-type. This is a workaround, but it does not scale and I like to automate this process via ffmpeg.


I'm stuck here. Can anyone give me a hint what I can do ?


Versions :


tika : 1.22

ffmpeg : 4.4

ffmpeg log :


$ffmpeg -i video.mov -vcodec h264 -acodec aac video.mp4
ffmpeg version 4.4 Copyright (c) 2000-2021 the FFmpeg developers
 built with Apple clang version 12.0.0 (clang-1200.0.32.29)
 configuration: --prefix=/usr/local/Cellar/ffmpeg/4.4_2 --enable-shared --enable-pthreads --enable-version3 --cc=clang --host-cflags= --host-ldflags= --enable-ffplay --enable-gnutls --enable-gpl --enable-libaom --enable-libbluray --enable-libdav1d --enable-libmp3lame --enable-libopus --enable-librav1e --enable-librubberband --enable-libsnappy --enable-libsrt --enable-libtesseract --enable-libtheora --enable-libvidstab --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-lzma --enable-libfontconfig --enable-libfreetype --enable-frei0r --enable-libass --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libspeex --enable-libsoxr --enable-libzmq --enable-libzimg --disable-libjack --disable-indev=jack --enable-avresample --enable-videotoolbox
 libavutil 56. 70.100 / 56. 70.100
 libavcodec 58.134.100 / 58.134.100
 libavformat 58. 76.100 / 58. 76.100
 libavdevice 58. 13.100 / 58. 13.100
 libavfilter 7.110.100 / 7.110.100
 libavresample 4. 0. 0 / 4. 0. 0
 libswscale 5. 9.100 / 5. 9.100
 libswresample 3. 9.100 / 3. 9.100
 libpostproc 55. 9.100 / 55. 9.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'video.mov':
 Metadata:
 major_brand : qt
 minor_version : 0
 compatible_brands: qt
 creation_time : 2021-06-24T11:19:37.000000Z
 com.apple.quicktime.location.accuracy.horizontal: 65.000000
 com.apple.quicktime.location.ISO6709: +52.5554+013.3772+042.268/
 com.apple.quicktime.make: Apple
 com.apple.quicktime.model: iPhone 8
 com.apple.quicktime.software: 14.4.2
 com.apple.quicktime.creationdate: 2021-06-24T13:19:36+0200
 Duration: 00:00:09.83, start: 0.000000, bitrate: 7954 kb/s
 Stream #0:0(und): Video: hevc (Main) (hvc1 / 0x31637668), yuv420p(tv, bt709), 1920x1080, 7810 kb/s, 30.01 fps, 30 tbr, 600 tbn, 600 tbc (default)
 Metadata:
 rotate : 90
 creation_time : 2021-06-24T11:19:37.000000Z
 handler_name : Core Media Video
 vendor_id : [0][0][0][0]
 encoder : HEVC
 Side data:
 displaymatrix: rotation of -90.00 degrees
 Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, mono, fltp, 96 kb/s (default)
 Metadata:
 creation_time : 2021-06-24T11:19:37.000000Z
 handler_name : Core Media Audio
 vendor_id : [0][0][0][0]
 Stream #0:2(und): Data: none (mebx / 0x7862656D), 0 kb/s (default)
 Metadata:
 creation_time : 2021-06-24T11:19:37.000000Z
 handler_name : Core Media Metadata
 Stream #0:3(und): Data: none (mebx / 0x7862656D), 0 kb/s (default)
 Metadata:
 creation_time : 2021-06-24T11:19:37.000000Z
 handler_name : Core Media Metadata
 Stream #0:4(und): Data: none (mebx / 0x7862656D), 34 kb/s (default)
 Metadata:
 creation_time : 2021-06-24T11:19:37.000000Z
 handler_name : Core Media Metadata
Stream mapping:
 Stream #0:0 -> #0:0 (hevc (native) -> h264 (libx264))
 Stream #0:1 -> #0:1 (aac (native) -> aac (native))
Press [q] to stop, [?] for help
[libx264 @ 0x7fbe08009400] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
[libx264 @ 0x7fbe08009400] profile High, level 4.0, 4:2:0, 8-bit
[libx264 @ 0x7fbe08009400] 264 - core 163 r3060 5db6aa6 - H.264/MPEG-4 AVC codec - Copyleft 2003-2021 - 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=12 lookahead_threads=2 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 'video.mp4':
 Metadata:
 major_brand : qt
 minor_version : 0
 compatible_brands: qt
 com.apple.quicktime.creationdate: 2021-06-24T13:19:36+0200
 com.apple.quicktime.location.accuracy.horizontal: 65.000000
 com.apple.quicktime.location.ISO6709: +52.5554+013.3772+042.268/
 com.apple.quicktime.make: Apple
 com.apple.quicktime.model: iPhone 8
 com.apple.quicktime.software: 14.4.2
 encoder : Lavf58.76.100
 Stream #0:0(und): Video: h264 (avc1 / 0x31637661), yuv420p(tv, bt709, progressive), 1080x1920, q=2-31, 30 fps, 15360 tbn (default)
 Metadata:
 encoder : Lavc58.134.100 libx264
 creation_time : 2021-06-24T11:19:37.000000Z
 handler_name : Core Media Video
 vendor_id : [0][0][0][0]
 Side data:
 cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
 displaymatrix: rotation of -0.00 degrees
 Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, mono, fltp, 69 kb/s (default)
 Metadata:
 creation_time : 2021-06-24T11:19:37.000000Z
 handler_name : Core Media Audio
 vendor_id : [0][0][0][0]
 encoder : Lavc58.134.100 aac
frame= 295 fps= 18 q=-1.0 Lsize= 9980kB time=00:00:09.82 bitrate=8323.6kbits/s speed=0.614x
video:9884kB audio:85kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.103401%
[libx264 @ 0x7fbe08009400] frame I:6 Avg QP:21.84 size: 50301
[libx264 @ 0x7fbe08009400] frame P:217 Avg QP:24.23 size: 35435
[libx264 @ 0x7fbe08009400] frame B:72 Avg QP:24.97 size: 29582
[libx264 @ 0x7fbe08009400] consecutive B-frames: 66.8% 0.7% 4.1% 28.5%
[libx264 @ 0x7fbe08009400] mb I I16..4: 6.7% 88.9% 4.4%
[libx264 @ 0x7fbe08009400] mb P I16..4: 4.2% 32.9% 0.5% P16..4: 49.6% 5.0% 2.3% 0.0% 0.0% skip: 5.5%
[libx264 @ 0x7fbe08009400] mb B I16..4: 0.9% 6.9% 0.0% B16..8: 51.8% 7.7% 0.8% direct:12.2% skip:19.6% L0:50.1% L1:46.9% BI: 3.0%
[libx264 @ 0x7fbe08009400] 8x8 transform intra:87.7% inter:88.8%
[libx264 @ 0x7fbe08009400] coded y,uvDC,uvAC intra: 59.2% 41.2% 0.9% inter: 38.3% 57.3% 0.0%
[libx264 @ 0x7fbe08009400] i16 v,h,dc,p: 15% 23% 8% 53%
[libx264 @ 0x7fbe08009400] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 16% 14% 29% 7% 8% 7% 7% 6% 6%
[libx264 @ 0x7fbe08009400] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 23% 18% 18% 9% 11% 7% 7% 4% 3%
[libx264 @ 0x7fbe08009400] i8c dc,h,v,p: 60% 20% 18% 1%
[libx264 @ 0x7fbe08009400] Weighted P-Frames: Y:3.2% UV:2.3%
[libx264 @ 0x7fbe08009400] ref P L0: 54.2% 10.7% 22.2% 12.5% 0.4%
[libx264 @ 0x7fbe08009400] ref B L0: 75.5% 19.6% 4.9%
[libx264 @ 0x7fbe08009400] ref B L1: 88.7% 11.3%
[libx264 @ 0x7fbe08009400] kb/s:8234.01
[aac @ 0x7fbe0802e000] Qavg: 446.889



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Using FFmpeg. How to convert portrait videos to landscape video ? But the orientation of the video is still portrait on the landscape video. How ? [closed]
9 janvier 2021, par Jefferson Villasan JosolI'm aware that ffmpeg is the fastest offline video converter. But just curious about how can I convert portrait videos into landscape, but looks portrait on landscape. How can I do that, please help


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Overlaying a video, a text and an image on another video using FFMpeg
11 janvier 2019, par leoI want to overlay a video, a text, and an image on another video using FFMpeg but I do not know how can I do that. My scenario like that ;
Base Video :
I have a base video which is 2 minutes in length.
Overlay Videos :
I have 3 videos which are 7 seconds in length. I am trying to put these files on some specific times for example first : 20 : 27 seconds, second 40:47 seconds, third : 60:67 second as fully covered basic video.I have one image and it will be overlaid on base video between 10:15 seconds for a specific position on the base video.
I have one text and it will be overlaid on base video between 10:15 seconds for a specific position on the base video.How can I do that with FFMpeg command ? And Can I do that with one command ?