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Mise à jour de la version 0.1 vers 0.2
24 juin 2013, parExplications des différents changements notables lors du passage de la version 0.1 de MediaSPIP à la version 0.3. Quelles sont les nouveautés
Au niveau des dépendances logicielles Utilisation des dernières versions de FFMpeg (>= v1.2.1) ; Installation des dépendances pour Smush ; Installation de MediaInfo et FFprobe pour la récupération des métadonnées ; On n’utilise plus ffmpeg2theora ; On n’installe plus flvtool2 au profit de flvtool++ ; On n’installe plus ffmpeg-php qui n’est plus maintenu au (...) -
Personnaliser en ajoutant son logo, sa bannière ou son image de fond
5 septembre 2013, parCertains thèmes prennent en compte trois éléments de personnalisation : l’ajout d’un logo ; l’ajout d’une bannière l’ajout d’une image de fond ;
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Ecrire une actualité
21 juin 2013, parPrésentez les changements dans votre MédiaSPIP ou les actualités de vos projets sur votre MédiaSPIP grâce à la rubrique actualités.
Dans le thème par défaut spipeo de MédiaSPIP, les actualités sont affichées en bas de la page principale sous les éditoriaux.
Vous pouvez personnaliser le formulaire de création d’une actualité.
Formulaire de création d’une actualité Dans le cas d’un document de type actualité, les champs proposés par défaut sont : Date de publication ( personnaliser la date de publication ) (...)
Sur d’autres sites (12679)
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How to fix muxer does not support non seekable output error on ffmpeg ?
19 septembre 2022, par YusufI am getting this error when I try to stream my video to YouTube rtmps server and I don't know what it means or how to fix it. Can anyone help ?


I first record my screen with Electron's MediaRecorder


then I insert metadata of to the blob (othervise Electron exports without specifying the end of the file)


I convert the webm to mp4 by executing

ffmpeg -i ${tempVideoPath} -c copy ${tempMp4VideoPath}


Then I execute

ffmpeg -re -i ${tempVideoPath} -c copy -f mp4 ${youtubertmpslink}


Finally I get this error :


ffmpeg version 5.1.1-essentials_build-www.gyan.dev Copyright (c) 2000-2022 the FFmpeg developers
 built with gcc 12.1.0 (Rev2, Built by MSYS2 project)
 configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-lzma --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-libass --enable-libfreetype --enable-libfribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-librubberband
 libavutil 57. 28.100 / 57. 28.100
 libavcodec 59. 37.100 / 59. 37.100
 libavformat 59. 27.100 / 59. 27.100
 libavdevice 59. 7.100 / 59. 7.100
 libavfilter 8. 44.100 / 8. 44.100
 libswscale 6. 7.100 / 6. 7.100
 libswresample 4. 7.100 / 4. 7.100
 libpostproc 56. 6.100 / 56. 6.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'C:\Users\yussu\Desktop\Yazilim\electronJS\online-egitim-ogretmen\src\temp\stream-1663141332257.mp4':
 Metadata:
 major_brand : isom
 minor_version : 512
 compatible_brands: isomiso2mp41
 encoder : Lavf59.27.100
 Duration: 00:00:04.98, start: 0.000000, bitrate: 4251 kb/s
 Stream #0:0[0x1](eng): Video: vp9 (Profile 0) (vp09 / 0x39307076), yuv420p(tv), 1920x1080, 4179 kb/s, SAR 1:1 DAR 16:9, 23.07 fps, 16k tbr, 16k tbn (default)
 Metadata:
 handler_name : VideoHandler
 vendor_id : [0][0][0][0]
 Stream #0:1[0x2](eng): Audio: opus (Opus / 0x7375704F), 48000 Hz, stereo, fltp, 99 kb/s (default)
 Metadata:
 handler_name : SoundHandler
 vendor_id : [0][0][0][0]
[mp4 @ 000001bd5ee76440] muxer does not support non seekable output
Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument
Error initializing output stream 0:1 -- 
Stream mapping:
 Stream #0:0 -> #0:0 (copy)
 Stream #0:1 -> #0:1 (copy)
 Last message repeated 1 times

 at ChildProcess.exithandler (child_process.js:308)
 at ChildProcess.emit (events.js:210)
 at maybeClose (internal/child_process.js:1021)
 at Process.ChildProcess._handle.onexit (internal/child_process.js:283)```



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Creating animated AVIF with FFmpeg
17 septembre 2022, par Ollie WilliamsEdit : This did eventually complete, and the output file is fine. I am using a top-end MacBook M1 Pro computer. Is it normal for it to be this relentlessly slow ? It was


My input file is an
.mov
. I used this command :

ffmpeg -i Jellyfish.mov Jellyfish.avif


I also tried converting an MP4/h264 file.
In both cases it took over 50 minutes.


It's a 5 second long clip but it has taken about 20 minutes and the output file is still zero bytes.


This is the output in my terminal :


Output #0, avif, to 'Jellyfish.avif':
 Metadata:
 major_brand : mp42
 minor_version : 0
 compatible_brands: mp42mp41isomavc1
 encoder : Lavf59.27.100
 Stream #0:0(und): Video: av1 (av01 / 0x31307661), yuv420p(tv, bt709, progressive), 1280x720, q=2-31, 30 fps, 15360 tbn (default)
 Metadata:
 creation_time : 2022-03-18T00:53:05.000000Z
 handler_name : L-SMASH Video Handler
 vendor_id : [0][0][0][0]
 encoder : Lavc59.37.100 libaom-av1
 Side data:
 cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
frame= 1 fps=0.0 q=0.0 size= 0kB time=00:00:00.00 bitrate=N/A speed= frame= 36 fps=1.4 q=0.0 size= 0kB time=00:00:00.03 bitrate= 0.0kbits/sframe= 37 fps=0.2 q=0.0 size= 0kB time=00:00:00.06 bitrate= 0.0kbits/sframe= 39 fps=0.2 q=0.0 size= 0kB time=00:00:00.13 bitrate= 0.0kbits/sframe= 41 fps=0.1 q=0.0 size= 0kB time=00:00:00.20 bitrate= 0.0kbits/sframe= 43 fps=0.1 q=0.0 size= 0kB time=00:00:00.26 bitrate= 0.0kbits/sframe= 45 fps=0.1 q=0.0 size= 0kB time=00:00:00.33 bitrate= 0.0kbits/sframe= 47 fps=0.1 q=0.0 size= 0kB time=00:00:00.40 bitrate= 0.0kbits/sframe= 49 fps=0.1 q=0.0 size= 0kB time=00:00:00.46 bitrate= 0.0kbits/sframe= 51 fps=0.1 q=0.0 size= 0kB time=00:00:00.53 bitrate= 0.0kbits/sframe= 53 fps=0.1 q=0.0 size= 0kB time=00:00:00.60 bitrate= 0.0kbits/sframe= 55 fps=0.1 q=0.0 size= 0kB time=00:00:00.66 bitrate= 0.0kbits/sframe= 57 fps=0.1 q=0.0 size= 0kB time=00:00:00.73 bitrate= 0.0kbits/sframe= 59 fps=0.1 q=0.0 size= 0kB time=00:00:00.80 bitrate= 0.0kbits/sframe= 61 fps=0.1 q=0.0 size= 0kB time=00:00:00.86 bitrate= 0.0kbits/sframe= 63 fps=0.1 q=0.0 size= 0kB time=00:00:00.93 bitrate= 0.0kbits/sframe= 65 fps=0.1 q=0.0 size= 0kB time=00:00:01.00 bitrate= 0.0kbits/sframe= 67 fps=0.1 q=0.0 size= 0kB time=00:00:01.06 bitrate= 0.0kbits/s speed=0.00103x



I copied the command avif.io


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Ffmpeg x265 error : "Color Primaries must be", "ransfer Characteristics must be", "Matrix Coefficients must be" [closed]
16 septembre 2022, par Mister SirI'm trying to do the following conversion :


ffmpeg -i video.mp4 -map 0 -c copy -c:v libx265 -crf 30 -vf "scale=-1:\'min(720,ih)\'" -c:a libopus -b:a 44k -map_metadata 0 -loglevel error -hide_banner video.mkv



This works fine except for a specific video. I'm getting the following output :


x265 [info]: HEVC encoder version 3.5+39-7c7ea0a4b
x265 [info]: build info [Windows][GCC 12.1.0][64 bit] 8bit+10bit+12bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x265 [error]: Color Primaries must be unknown, bt709, bt470m, bt470bg, smpte170m, smpte240m, film, bt2020, smpte-st-428, smpte-rp-431 or smpte-eg-432
x265 [error]: Transfer Characteristics must be unknown, bt709, bt470m, bt470bg, smpte170m, smpte240m, linear, log100, log316, iec61966-2-4, bt1361e, iec61966-2-1, bt2020-10, bt2020-12, smpte-st-2084, smpte-st-428 or arib-std-b67
x265 [error]: Matrix Coefficients must be unknown, bt709, fcc, bt470bg, smpte170m, smpte240m, gbr, ycgco, bt2020nc, bt2020c, smpte-st-2085, chroma-nc, chroma-c or ictcp
[libx265 @ 00000000005a2940] Cannot open libx265 encoder.



Can't find a single result when I google the first error text,
ffmpeg "Color Primaries must be unknown"


This is the verbose output :


ffmpeg version 2022-06-16-git-5242ede48d-full_build-www.gyan.dev Copyright (c) 2000-2022 the FFmpeg developers
 built with gcc 11.3.0 (Rev1, Built by MSYS2 project)
 configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma --enable-libsnappy --enable-zlib --enable-librist --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-libbluray --enable-libcaca --enable-sdl2 --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libaom --enable-libjxl --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libshaderc --enable-vulkan --enable-libplacebo --enable-opencl --enable-libcdio --enable-libgme --enable-libmodplug --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libshine --enable-libtheora --enable-libtwolame --enable-libvo-amrwbenc --enable-libilbc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-ladspa --enable-libbs2b --enable-libflite --enable-libmysofa --enable-librubberband --enable-libsoxr --enable-chromaprint
 libavutil 57. 27.100 / 57. 27.100
 libavcodec 59. 33.100 / 59. 33.100
 libavformat 59. 25.100 / 59. 25.100
 libavdevice 59. 6.100 / 59. 6.100
 libavfilter 8. 41.100 / 8. 41.100
 libswscale 6. 6.100 / 6. 6.100
 libswresample 4. 6.100 / 4. 6.100
 libpostproc 56. 5.100 / 56. 5.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'video_2022-07-22_10-01-25.mp4':
 Metadata:
 major_brand : isom
 minor_version : 512
 compatible_brands: isomiso2avc1mp41
 creation_time : 2022-07-04T13:14:36.000000Z
 Duration: 00:01:04.32, start: 0.000000, bitrate: 342 kb/s
 Stream #0:0[0x1](eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, reserved, progressive), 1280x720, 209 kb/s, 24.99 fps, 50 tbr, 90k tbn (default)
 Metadata:
 creation_time : 2022-07-04T13:14:29.000000Z
 handler_name : VideoHandle
 vendor_id : [0][0][0][0]
 Stream #0:1[0x2](eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 127 kb/s (default)
 Metadata:
 creation_time : 2022-07-04T13:14:29.000000Z
 handler_name : SoundHandle
 vendor_id : [0][0][0][0]
Multiple -c, -codec, -acodec, -vcodec, -scodec or -dcodec options specified for stream 0, only the last option '-c:v libx265' will be used.
Multiple -c, -codec, -acodec, -vcodec, -scodec or -dcodec options specified for stream 1, only the last option '-c:a libopus' will be used.
File 'C:\Users\Administrator\Downloads\delendum\New folder\testout.mkv' already exists. Overwrite? [y/N] Stream mapping:
 Stream #0:0 -> #0:0 (h264 (native) -> hevc (libx265))
 Stream #0:1 -> #0:1 (aac (native) -> opus (libopus))
Press [q] to stop, [?] for help
x265 [info]: HEVC encoder version 3.5+37-07b011400
x265 [info]: build info [Windows][GCC 11.2.0][64 bit] 8bit+10bit+12bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
x265 [error]: Color Primaries must be unknown, bt709, bt470m, bt470bg, smpte170m, smpte240m, film, bt2020, smpte-st-428, smpte-rp-431 or smpte-eg-432
x265 [error]: Transfer Characteristics must be unknown, bt709, bt470m, bt470bg, smpte170m, smpte240m, linear, log100, log316, iec61966-2-4, bt1361e, iec61966-2-1, bt2020-10, bt2020-12, smpte-st-2084, smpte-st-428 or arib-std-b67
x265 [error]: Matrix Coefficients must be unknown, bt709, fcc, bt470bg, smpte170m, smpte240m, gbr, ycgco, bt2020nc, bt2020c, smpte-st-2085, chroma-nc, chroma-c or ictcp
[libx265 @ 0000000002e60340] Cannot open libx265 encoder.
Error initializing output stream 0:0 -- Error while opening encoder for output stream #0:0 - maybe incorrect parameters such as bit_rate, rate, width or height
[libopus @ 000000000056fe00] 1 frames left in the queue on closing
Conversion failed!



I'm not an expert at video encoding, so I don't really know what this all means. Probably something with the source file. How to get around this ? Thanks in advance ! If I need to upload the video, let me know how I can do that.