
Recherche avancée
Médias (1)
-
Video d’abeille en portrait
14 mai 2011, par
Mis à jour : Février 2012
Langue : français
Type : Video
Autres articles (47)
-
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 (...) -
Des sites réalisés avec MediaSPIP
2 mai 2011, parCette page présente quelques-uns des sites fonctionnant sous MediaSPIP.
Vous pouvez bien entendu ajouter le votre grâce au formulaire en bas de page. -
HTML5 audio and video support
13 avril 2011, parMediaSPIP uses HTML5 video and audio tags to play multimedia files, taking advantage of the latest W3C innovations supported by modern browsers.
The MediaSPIP player used has been created specifically for MediaSPIP and can be easily adapted to fit in with a specific theme.
For older browsers the Flowplayer flash fallback is used.
MediaSPIP allows for media playback on major mobile platforms with the above (...)
Sur d’autres sites (7575)
-
trying to read .smp stream using ffmpeg over windows cmd
15 décembre 2022, par Moayad RayyanAm trying to read the stream over windows CMD using ffmpeg.
I am able to stream the same link to VLC Player but Cmd showing bellow error.


The camera used here is : **Hanwha **


So when i run this command, there is error "Invalid data found when processing input"


How to tell ffmjpeg to identify this type of stream.


Command :


ffmpeg -i rtsp://admin:******@10.82.0.165:80/profile1/media.smp -loglevel 99



Command Result :


ffmpeg version 2022-12-11-git-c3e20f78b0-full_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-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-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-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-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. 43.100 / 57. 43.100
 libavcodec 59. 55.100 / 59. 55.100
 libavformat 59. 34.102 / 59. 34.102
 libavdevice 59. 8.101 / 59. 8.101
 libavfilter 8. 52.100 / 8. 52.100
 libswscale 6. 8.112 / 6. 8.112
 libswresample 4. 9.100 / 4. 9.100
 libpostproc 56. 7.100 / 56. 7.100
Splitting the commandline.
Reading option '-codec' ... matched as option 'codec' (codec name) with argument 'hevc'.
Reading option '-i' ... matched as input url with argument 'rtsp://admin:*******@10.82.0.165:80/profile1/media.smp'.
Reading option '-loglevel' ... matched as option 'loglevel' (set logging level) with argument '99'.
Finished splitting the commandline.
Parsing a group of options: global .
Applying option loglevel (set logging level) with argument 99.
Successfully parsed a group of options.
Parsing a group of options: input url rtsp://admin:******@10.82.0.165:80/profile1/media.smp.
Applying option codec (codec name) with argument hevc.
Successfully parsed a group of options.
Opening an input file: rtsp://admin:******@10.82.0.165:80/profile1/media.smp.
Probing rtsp score:100 size:0
[tcp @ 000001ce22e0f0c0] No default whitelist set
[tcp @ 000001ce22e0f0c0] Original list of addresses:
[tcp @ 000001ce22e0f0c0] Address 10.82.0.165 port 80
[tcp @ 000001ce22e0f0c0] Interleaved list of addresses:
[tcp @ 000001ce22e0f0c0] Address 10.82.0.165 port 80
[tcp @ 000001ce22e0f0c0] Starting connection attempt to 10.82.0.165 port 80
[tcp @ 000001ce22e0f0c0] Successfully connected to 10.82.0.165 port 80
[rtsp @ 000001ce22e0e800] Sending:
OPTIONS rtsp://10.82.0.165:80/profile1/media.smp RTSP/1.0
CSeq: 1
User-Agent: Lavf59.34.102

--
[rtsp @ 000001ce22e0e800] ret=1 c=48 [H]
[rtsp @ 000001ce22e0e800] ret=1 c=54 [T]
 Last message repeated 1 times
[rtsp @ 000001ce22e0e800] ret=1 c=50 [P]
[rtsp @ 000001ce22e0e800] ret=1 c=2f [/]
[rtsp @ 000001ce22e0e800] ret=1 c=31 [1]
[rtsp @ 000001ce22e0e800] ret=1 c=2e [.]
[rtsp @ 000001ce22e0e800] ret=1 c=30 [0]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=34 [4]
[rtsp @ 000001ce22e0e800] ret=1 c=30 [0]
 Last message repeated 1 times
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=42 [B]
[rtsp @ 000001ce22e0e800] ret=1 c=61 [a]
[rtsp @ 000001ce22e0e800] ret=1 c=64 [d]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=52 [R]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=71 [q]
[rtsp @ 000001ce22e0e800] ret=1 c=75 [u]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=73 [s]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
]rtsp @ 000001ce22e0e800] ret=1 c=0d [
[rtsp @ 000001ce22e0e800] ret=1 c=0a [
]
[rtsp @ 000001ce22e0e800] line='HTTP/1.0 400 Bad Request'
[rtsp @ 000001ce22e0e800] ret=1 c=43 [C]
[rtsp @ 000001ce22e0e800] ret=1 c=6f [o]
[rtsp @ 000001ce22e0e800] ret=1 c=6e [n]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=6e [n]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=2d [-]
[rtsp @ 000001ce22e0e800] ret=1 c=54 [T]
[rtsp @ 000001ce22e0e800] ret=1 c=79 [y]
[rtsp @ 000001ce22e0e800] ret=1 c=70 [p]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=3a [:]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=78 [x]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=2f [/]
[rtsp @ 000001ce22e0e800] ret=1 c=68 [h]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=6d [m]
[rtsp @ 000001ce22e0e800] ret=1 c=6c [l]
]rtsp @ 000001ce22e0e800] ret=1 c=0d [
[rtsp @ 000001ce22e0e800] ret=1 c=0a [
]
[rtsp @ 000001ce22e0e800] line='Content-Type: text/html'
[rtsp @ 000001ce22e0e800] ret=1 c=43 [C]
[rtsp @ 000001ce22e0e800] ret=1 c=6f [o]
[rtsp @ 000001ce22e0e800] ret=1 c=6e [n]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=6e [n]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=2d [-]
[rtsp @ 000001ce22e0e800] ret=1 c=4c [L]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=6e [n]
[rtsp @ 000001ce22e0e800] ret=1 c=67 [g]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=68 [h]
[rtsp @ 000001ce22e0e800] ret=1 c=3a [:]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=33 [3]
[rtsp @ 000001ce22e0e800] ret=1 c=34 [4]
[rtsp @ 000001ce22e0e800] ret=1 c=39 [9]
]rtsp @ 000001ce22e0e800] ret=1 c=0d [
[rtsp @ 000001ce22e0e800] ret=1 c=0a [
]
[rtsp @ 000001ce22e0e800] line='Content-Length: 349'
[rtsp @ 000001ce22e0e800] ret=1 c=43 [C]
[rtsp @ 000001ce22e0e800] ret=1 c=6f [o]
[rtsp @ 000001ce22e0e800] ret=1 c=6e [n]
 Last message repeated 1 times
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=63 [c]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=69 [i]
[rtsp @ 000001ce22e0e800] ret=1 c=6f [o]
[rtsp @ 000001ce22e0e800] ret=1 c=6e [n]
[rtsp @ 000001ce22e0e800] ret=1 c=3a [:]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=63 [c]
[rtsp @ 000001ce22e0e800] ret=1 c=6c [l]
[rtsp @ 000001ce22e0e800] ret=1 c=6f [o]
[rtsp @ 000001ce22e0e800] ret=1 c=73 [s]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
]rtsp @ 000001ce22e0e800] ret=1 c=0d [
[rtsp @ 000001ce22e0e800] ret=1 c=0a [
]
[rtsp @ 000001ce22e0e800] line='Connection: close'
[rtsp @ 000001ce22e0e800] ret=1 c=44 [D]
[rtsp @ 000001ce22e0e800] ret=1 c=61 [a]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=3a [:]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=54 [T]
[rtsp @ 000001ce22e0e800] ret=1 c=68 [h]
[rtsp @ 000001ce22e0e800] ret=1 c=75 [u]
[rtsp @ 000001ce22e0e800] ret=1 c=2c [,]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=31 [1]
[rtsp @ 000001ce22e0e800] ret=1 c=35 [5]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=44 [D]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=63 [c]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=32 [2]
[rtsp @ 000001ce22e0e800] ret=1 c=30 [0]
[rtsp @ 000001ce22e0e800] ret=1 c=32 [2]
 Last message repeated 1 times
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=30 [0]
[rtsp @ 000001ce22e0e800] ret=1 c=38 [8]
[rtsp @ 000001ce22e0e800] ret=1 c=3a [:]
[rtsp @ 000001ce22e0e800] ret=1 c=31 [1]
[rtsp @ 000001ce22e0e800] ret=1 c=32 [2]
[rtsp @ 000001ce22e0e800] ret=1 c=3a [:]
[rtsp @ 000001ce22e0e800] ret=1 c=35 [5]
[rtsp @ 000001ce22e0e800] ret=1 c=32 [2]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=47 [G]
[rtsp @ 000001ce22e0e800] ret=1 c=4d [M]
[rtsp @ 000001ce22e0e800] ret=1 c=54 [T]
]rtsp @ 000001ce22e0e800] ret=1 c=0d [
[rtsp @ 000001ce22e0e800] ret=1 c=0a [
]
[rtsp @ 000001ce22e0e800] line='Date: Thu, 15 Dec 2022 08:12:52 GMT'
[rtsp @ 000001ce22e0e800] ret=1 c=53 [S]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=72 [r]
[rtsp @ 000001ce22e0e800] ret=1 c=76 [v]
[rtsp @ 000001ce22e0e800] ret=1 c=65 [e]
[rtsp @ 000001ce22e0e800] ret=1 c=72 [r]
[rtsp @ 000001ce22e0e800] ret=1 c=3a [:]
[rtsp @ 000001ce22e0e800] ret=1 c=20 [ ]
[rtsp @ 000001ce22e0e800] ret=1 c=6c [l]
[rtsp @ 000001ce22e0e800] ret=1 c=69 [i]
[rtsp @ 000001ce22e0e800] ret=1 c=67 [g]
[rtsp @ 000001ce22e0e800] ret=1 c=68 [h]
[rtsp @ 000001ce22e0e800] ret=1 c=74 [t]
 Last message repeated 1 times
[rtsp @ 000001ce22e0e800] ret=1 c=70 [p]
[rtsp @ 000001ce22e0e800] ret=1 c=64 [d]
]rtsp @ 000001ce22e0e800] ret=1 c=0d [
[rtsp @ 000001ce22e0e800] ret=1 c=0a [
]
[rtsp @ 000001ce22e0e800] line='Server: lighttpd'
]rtsp @ 000001ce22e0e800] ret=1 c=0d [
[rtsp @ 000001ce22e0e800] ret=1 c=0a [
]
[rtsp @ 000001ce22e0e800] line=''
[rtsp @ 000001ce22e0e800] ret=-541478725 c=0a [
]
rtsp://admin:********@10.82.0.165:80/profile1/media.smp: Invalid data found when processing input



-
ffmpeg : ffplay reading audio live stream from azure media services but no sound
30 novembre 2022, par SOAL ABDELDJALLILI also would say that playing audio file with the same command works fine, but with live streams it's kind of random.


this is the output :


ffplay "https://xxxxxx.streaming.media.azure.net/d7b0faf2-9922-4ee6-a9fb-4a1cc33d1dab/output.ism/manifest(format=mpd-time-cmaf)" -nodisp

ffplay version 4.1.9-0+deb10u1+rpt1 Copyright (c) 2003-2022 the FFmpeg developers
 built with gcc 8 (Raspbian 8.3.0-6+rpi1)
 configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf --enable-gpl - -disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libaom --enable -libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-libfontconfig - -enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-li bopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --enable-libsnap py --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvorbis --enabl e-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzvbi --enable- lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enable-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-frei0r --enabl e-libx264 --enable-shared --libdir=/usr/lib/arm-linux-gnueabihf --cpu=arm1176jzf-s --arch=arm
 WARNING: library configuration mismatch
 avutil configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 avcodec configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 avformat configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 avdevice configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 avfilter configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 avresample configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 swscale configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 swresample configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 postproc configuration: --prefix=/usr --extra-version=0+deb10u1+rpt1 --toolchain=hardened --incdir=/usr/include/arm-linux-gnueabihf -- enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-lib aom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-lib fontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --en able-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo rbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzv bi --enable-lv2 --enable-omx --enable-openal --enable-opengl --enable-sdl2 --enable-omx-rpi --enable-mmal --enable-neon --enable-rpi --enab le-vout-drm --enable-v4l2-request --enable-libudev --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-fr ei0r --enable-libx264 --libdir=/usr/lib/arm-linux-gnueabihf/neon/vfp --cpu=cortex-a7 --arch=armv6t2 --disable-thumb --enable-shared --disab le-doc --disable-programs
 libavutil 56. 22.100 / 56. 22.100
 libavcodec 58. 35.100 / 58. 35.100
 libavformat 58. 20.100 / 58. 20.100
 libavdevice 58. 5.100 / 58. 5.100
 libavfilter 7. 40.101 / 7. 40.101
 libavresample 4. 0. 0 / 4. 0. 0
 libswscale 5. 3.100 / 5. 3.100
 libswresample 3. 3.100 / 3. 3.100
 libpostproc 55. 3.100 / 55. 3.100
Input #0, dash, from 'https://xxxxxxxxxxx.streaming.media.azure.net/d7b0faf2-9922-4ee6-a9fb-4a1cc33d1dab/output.ism/manifes t(format=mpd-time-cmaf)':
 Duration: N/A, start: 204.023000, bitrate: 1 kb/s
 Program 0
 Stream #0:0: Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, mono, fltp, 1 kb/s
 Metadata:
 variant_bitrate : 125000
 id : 5_A_audio_2945019330H▒?
^Z24.07 M-A: -0.000 fd= 0 aq= 0KB vq= 0KB sq= 0B f=0/0



-
FFMPEG blending screen two libvpx-vp9 webm yuva420p video files comes out looking incorrect
30 novembre 2022, par OneWorldI'm trying to screen blend two libvpx-vp9 webm files, so that the blend comes out looking correct in FFMPEG. The example below takes two rgba png input files, loops them for a couple of seconds into libvpx-vp9 webm files with the pixel format yuva420p. It then tries to blend them using FFMPEG. I then output frames of these to visualise how it looks here in this Stack Overflow post.


I have these two input rgba pngs (circle and Pikachu)




I create two libvpx-vp9 webm files from them like this :-


ffmpeg -loop 1 -i circle_50_rgba.png -c:v libvpx-vp9 -t 2 -pix_fmt yuva420p circle_libvpx-vp9_yuva420p.webm

ffmpeg -loop 1 -i pikachu_rgba.png -c:v libvpx-vp9 -t 2 -pix_fmt yuva420p pikachu_libvpx-vp9_yuva420p.webm



I then try and do a blend of these two libvpx-vp9 webm files like this :-


ffmpeg -y -c:v libvpx-vp9 -i circle_libvpx-vp9_yuva420p.webm -c:v libvpx-vp9 -i pikachu_libvpx-vp9_yuva420p.webm -filter_complex "[1:v][0:v]blend=all_mode=screen" pikachu_reverse_all_mode_screened_onto_circle_both_yuva420p.webm



and extract a frame from that like this


ffmpeg -c:v libvpx-vp9 -i pikachu_reverse_all_mode_screened_onto_circle_both_yuva420p.webm -frames:v 1 pikachu_reverse_all_mode_screened_onto_circle_from_yuva420p.png





If I do this without all_mode, like this


ffmpeg -y -c:v libvpx-vp9 -i circle_libvpx-vp9_yuva420p.webm -c:v libvpx-vp9 -i pikachu_libvpx-vp9_yuva420p.webm -filter_complex "[1:v][0:v]blend=screen" pikachu_reverse_screened_onto_circle_both_yuva420p.webm



and then extract the png so we can visualise it, like this :-


ffmpeg -c:v libvpx-vp9 -i pikachu_reverse_screened_onto_circle_both_yuva420p.webm -frames:v 1 pikachu_reverse_screened_onto_circle_from_yuva420p.png





which is also incorrect because the white part of the circle should be completely white in the screen blend. We shouldn't see a faint yellow outline of Pikachu inside the white part.


It should look like this :-



Here is the full log of this is like this :-


ffmpeg -y -c:v libvpx-vp9 -i circle_libvpx-vp9_yuva420p.webm -c:v libvpx-vp9 -i pikachu_libvpx-vp9_yuva420p.webm -filter_complex "[1:v][0:v]blend=screen" pikachu_reverse_screened_onto_circle_both_yuva420p.webm
ffmpeg version 4.2.7-0ubuntu0.1 Copyright (c) 2000-2022 the FFmpeg developers
 built with gcc 9 (Ubuntu 9.4.0-1ubuntu1~20.04.1)
 configuration: --prefix=/usr --extra-version=0ubuntu0.1 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --arch=amd64 --enable-gpl --disable-stripping --enable-avresample --disable-filter=resample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libaom --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librsvg --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzmq --enable-libzvbi --enable-lv2 --enable-omx --enable-openal --enable-opencl --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-nvenc --enable-chromaprint --enable-frei0r --enable-libx264 --enable-shared
 libavutil 56. 31.100 / 56. 31.100
 libavcodec 58. 54.100 / 58. 54.100
 libavformat 58. 29.100 / 58. 29.100
 libavdevice 58. 8.100 / 58. 8.100
 libavfilter 7. 57.100 / 7. 57.100
 libavresample 4. 0. 0 / 4. 0. 0
 libswscale 5. 5.100 / 5. 5.100
 libswresample 3. 5.100 / 3. 5.100
 libpostproc 55. 5.100 / 55. 5.100
[libvpx-vp9 @ 0x55d5b1f34680] v1.8.2
 Last message repeated 1 times
Input #0, matroska,webm, from 'circle_libvpx-vp9_yuva420p.webm':
 Metadata:
 ENCODER : Lavf58.29.100
 Duration: 00:00:02.00, start: 0.000000, bitrate: 19 kb/s
 Stream #0:0: Video: vp9 (Profile 0), yuva420p(tv), 50x50, SAR 1:1 DAR 1:1, 25 fps, 25 tbr, 1k tbn, 1k tbc (default)
 Metadata:
 alpha_mode : 1
 ENCODER : Lavc58.54.100 libvpx-vp9
 DURATION : 00:00:02.000000000
[libvpx-vp9 @ 0x55d5b1f854c0] v1.8.2
 Last message repeated 1 times
Input #1, matroska,webm, from 'pikachu_libvpx-vp9_yuva420p.webm':
 Metadata:
 ENCODER : Lavf58.29.100
 Duration: 00:00:02.00, start: 0.000000, bitrate: 29 kb/s
 Stream #1:0: Video: vp9 (Profile 0), yuva420p(tv), 50x50, SAR 1:1 DAR 1:1, 25 fps, 25 tbr, 1k tbn, 1k tbc (default)
 Metadata:
 alpha_mode : 1
 ENCODER : Lavc58.54.100 libvpx-vp9
 DURATION : 00:00:02.000000000
[libvpx-vp9 @ 0x55d5b1f38940] v1.8.2
[libvpx-vp9 @ 0x55d5b1f49440] v1.8.2
Stream mapping:
 Stream #0:0 (libvpx-vp9) -> blend:bottom
 Stream #1:0 (libvpx-vp9) -> blend:top
 blend -> Stream #0:0 (libvpx-vp9)
Press [q] to stop, [?] for help
[libvpx-vp9 @ 0x55d5b1f49440] v1.8.2
[libvpx-vp9 @ 0x55d5b1f38940] v1.8.2
[libvpx-vp9 @ 0x55d5b1f80c40] v1.8.2
Output #0, webm, to 'pikachu_reverse_screened_onto_circle_both_yuva420p.webm':
 Metadata:
 encoder : Lavf58.29.100
 Stream #0:0: Video: vp9 (libvpx-vp9), yuva420p, 50x50 [SAR 1:1 DAR 1:1], q=-1--1, 200 kb/s, 25 fps, 1k tbn, 25 tbc (default)
 Metadata:
 encoder : Lavc58.54.100 libvpx-vp9
 Side data:
 cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
frame= 50 fps=0.0 q=0.0 Lsize= 7kB time=00:00:01.96 bitrate= 29.3kbits/s speed=33.2x 
video:4kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 96.711426%




I also tried doing a convertion to rgba, like this :-


ffmpeg -y -c:v libvpx-vp9 -i circle_libvpx-vp9_yuva420p.webm -c:v libvpx-vp9 -i pikachu_libvpx-vp9_yuva420p.webm -filter_complex "[0:v]format=pix_fmts=rgba[zero];[1:v]format=pix_fmts=rgba[one];[one][zero]blend=screen" pikachu_reverse_screened_all_mode_onto_circle_after_rgba_conversion_webm.webm



However the result of this also comes out with yellow inside the white circle, which should be white


I was wondering what I need to do so that the blend of these two webm libvpx-vp9 video files looks correct, like it does above.


note : I need to retain the alpha channels, because sometimes assets have transparent alpha channels. In the examples above the assets happen to have opaque alpha channels.