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Taille des images et des logos définissables
9 février 2011, parDans beaucoup d’endroits du site, logos et images sont redimensionnées pour correspondre aux emplacements définis par les thèmes. L’ensemble des ces tailles pouvant changer d’un thème à un autre peuvent être définies directement dans le thème et éviter ainsi à l’utilisateur de devoir les configurer manuellement après avoir changé l’apparence de son site.
Ces tailles d’images sont également disponibles dans la configuration spécifique de MediaSPIP Core. La taille maximale du logo du site en pixels, on permet (...) -
Supporting all media types
13 avril 2011, parUnlike most software and media-sharing platforms, MediaSPIP aims to manage as many different media types as possible. The following are just a few examples from an ever-expanding list of supported formats : images : png, gif, jpg, bmp and more audio : MP3, Ogg, Wav and more video : AVI, MP4, OGV, mpg, mov, wmv and more text, code and other data : OpenOffice, Microsoft Office (Word, PowerPoint, Excel), web (html, CSS), LaTeX, Google Earth and (...)
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Pas question de marché, de cloud etc...
10 avril 2011Le vocabulaire utilisé sur ce site essaie d’éviter toute référence à la mode qui fleurit allègrement
sur le web 2.0 et dans les entreprises qui en vivent.
Vous êtes donc invité à bannir l’utilisation des termes "Brand", "Cloud", "Marché" etc...
Notre motivation est avant tout de créer un outil simple, accessible à pour tout le monde, favorisant
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ffmpeg : Decoding error : Invalid data found when processing input (.CR2 file)
16 septembre 2023, par PZLI am writing a script to process .CR2 images taken with my Canon EOS M5 camera, but am running into this error (using ffmpeg on Windows) :


$ ../ffmpeg/bin/ffmpeg -i input/397.cr2 output.jpg
ffmpeg version 2023-09-07-git-9c9f48e7f2-full_build-www.gyan.dev Copyright (c) 2000-2023 the FFmpeg developers
 built with gcc 12.2.0 (Rev10, 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-libaribb24 --enable-libaribcaption --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-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-dxva2 --enable-d3d11va --enable-libvpl --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-libcodec2 --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 58. 19.100 / 58. 19.100
 libavcodec 60. 26.100 / 60. 26.100
 libavformat 60. 11.100 / 60. 11.100
 libavdevice 60. 2.101 / 60. 2.101
 libavfilter 9. 11.100 / 9. 11.100
 libswscale 7. 3.100 / 7. 3.100
 libswresample 4. 11.100 / 4. 11.100
 libpostproc 57. 2.100 / 57. 2.100
Input #0, tiff_pipe, from 'input/397.cr2':
 Duration: N/A, bitrate: N/A
 Stream #0:0: Video: tiff, rgb24, 6000x4000 [SAR 1:1 DAR 3:2], 25 fps, 25 tbr, 25 tbn
Stream mapping:
 Stream #0:0 -> #0:0 (tiff (native) -> mjpeg (native))
Press [q] to stop, [?] for help
[tiff @ 00000202bd01b8c0] rps 0 invalid
[vist#0:0/tiff @ 00000202bd01c600] Decoding error: Invalid data found when processing input
[swscaler @ 00000202bf6df340] deprecated pixel format used, make sure you did set range correctly
[vost#0:0/mjpeg @ 00000202bd00e800] No filtered frames for output stream, trying to initialize anyway.
[vost#0:0/mjpeg @ 00000202bd00e800] No information about the input framerate is available. Falling back to a default value of 25fps. Use the -r option if you want a different framerate.
Output #0, image2, to 'output.jpg':
 Metadata:
 encoder : Lavf60.11.100
 Stream #0:0: Video: mjpeg, yuvj444p(pc, progressive), 6000x4000 [SAR 1:1 DAR 3:2], q=2-31, 200 kb/s, 25 fps, 25 tbn
 Metadata:
 encoder : Lavc60.26.100 mjpeg
 Side data:
 cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: N/A
[vist#0:0/tiff @ 00000202bd01c600] Decode error rate 1 exceeds maximum 0.666667
[out#0/image2 @ 00000202bd0104c0] video:0kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown
[out#0/image2 @ 00000202bd0104c0] Output file is empty, nothing was encoded(check -ss / -t / -frames parameters if used)
frame= 0 fps=0.0 q=0.0 Lsize=N/A time=N/A bitrate=N/A speed=N/A 
Conversion failed!



The .CR2 file can be opened normally in Photoshop and Windows Photo Viewer (with the raw image extension).


I can get around this issue by converting the image to JPEG using another program, but I would to work with the original file if possible.


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Introducing Crash Analytics for Matomo
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How to convert a .avif images to video with ffmpeg ?
18 mars 2023, par tousangconvert a .avif images to video with ffmpeg


by read ffmpeg doc, i run such cmd in shell :


ffmpeg -framerate 10 -pattern_type glob -i *.avif -c:v libx264 -pix_fmt yuv420p out.mp4



but only get some error :


ffmpeg version N-109896-g156ca86569 Copyright (c) 2000-2023 the FFmpeg developers
 built with Apple clang version 14.0.0 (clang-1400.0.29.202)
 configuration: --prefix=/opt/homebrew/Cellar/ffmpeg/HEAD-156ca86_1 --enable-shared --cc=clang --host-cflags= --host-ldflags= --enable-gpl --enable-libaom --enable-libdav1d --enable-libmp3lame --enable-libopus --enable-libsnappy --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libfontconfig --enable-libfreetype --enable-frei0r --enable-libass --enable-demuxer=dash --enable-opencl --enable-audiotoolbox --enable-videotoolbox --enable-neon --disable-htmlpages --enable-libfdk-aac --enable-libsvtav1 --enable-nonfree
 libavutil 58. 3.100 / 58. 3.100
 libavcodec 60. 4.100 / 60. 4.100
 libavformat 60. 4.100 / 60. 4.100
 libavdevice 60. 2.100 / 60. 2.100
 libavfilter 9. 4.100 / 9. 4.100
 libswscale 7. 2.100 / 7. 2.100
 libswresample 4. 11.100 / 4. 11.100
 libpostproc 57. 2.100 / 57. 2.100
Option framerate not found.



my ffmpeg can convert png image to avif , i wonder if there have some ways to convert avif image to mp4 video.


thanks.