
Recherche avancée
Médias (1)
-
Sintel MP4 Surround 5.1 Full
13 mai 2011, par
Mis à jour : Février 2012
Langue : English
Type : Video
Autres articles (53)
-
Configurer la prise en compte des langues
15 novembre 2010, parAccéder à la configuration et ajouter des langues prises en compte
Afin de configurer la prise en compte de nouvelles langues, il est nécessaire de se rendre dans la partie "Administrer" du site.
De là, dans le menu de navigation, vous pouvez accéder à une partie "Gestion des langues" permettant d’activer la prise en compte de nouvelles langues.
Chaque nouvelle langue ajoutée reste désactivable tant qu’aucun objet n’est créé dans cette langue. Dans ce cas, elle devient grisée dans la configuration et (...) -
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. -
Les tâches Cron régulières de la ferme
1er décembre 2010, parLa gestion de la ferme passe par l’exécution à intervalle régulier de plusieurs tâches répétitives dites Cron.
Le super Cron (gestion_mutu_super_cron)
Cette tâche, planifiée chaque minute, a pour simple effet d’appeler le Cron de l’ensemble des instances de la mutualisation régulièrement. Couplée avec un Cron système sur le site central de la mutualisation, cela permet de simplement générer des visites régulières sur les différents sites et éviter que les tâches des sites peu visités soient trop (...)
Sur d’autres sites (6315)
-
12 ffmpeg xfade transitions : "option not found"
17 juillet 2023, par nimdaI'm running into a strange error where each of these following 12 of the 56 xfade transitions are throwing errors :


- 

- hlwind
- hrwind
- vuwind
- vdwind
- coverleft
- coverright
- coverup
- coverdown
- revealleft
- revealright
- revealup
- revealdown


























I've tested all filter transitions with the following command, which is being generated by a nodeJS app with the fluent-ffmpeg library, and only the twelve listed above fail with the same error "option not found" :


ffmpeg -f lavfi -t 169
 -i color=c=000000:s=960x540:r=30:duration=169
 -i file:///Users/johnbandy/Work/Projects/Active/CNCT/XFade/_assets/crosstrekvx-1.jpg
 -i file:///Users/johnbandy/Work/Projects/Active/CNCT/XFade/_assets/crosstrekvx-2.jpg 
 -filter_complex
 [1:v]format=pix_fmts=yuva420p,scale=w=4608:h=-1,zoompan=z='1.2+(0*(ot/4))':x='(on/(30*4))*(iw-iw/1.2)':y='(ih-ih/zoom)/2':d=120:s=960x540[1_up];
 [1_up]scale=w=960:h=-1[1_down];
 [2:v]format=pix_fmts=yuva420p,scale=w=4608:h=-1,zoompan=z='1.2+(0*(ot/4))':x='(on/(30*4))*(iw-iw/1.2)':y='(ih-ih/zoom)/2':d=120:s=960x540[2_up];
 [2_up]scale=w=960:h=-1[2_down];
 [1_down][2_down]xfade=transition=revealdown:duration=1:offset=3[2_out];
 [0:v][2_out]overlay=x=0:y=0:enable='lte(t,7)'[all_out]
 -vcodec libx264 -r 30 -f mp4 -map [all_out] -preset veryfast -crf 18 -movflags frag_keyframe+empty_moov -pix_fmt yuv420p all.mp4



fflog output :


ffmpeg version 6.0 Copyright (c) 2000-2023 the FFmpeg developers
 built with Apple clang version 14.0.3 (clang-1403.0.22.14.1)
 configuration: --prefix=/opt/homebrew/Cellar/ffmpeg/6.0 --enable-shared --enable-pthreads --enable-version3 --cc=clang --host-cflags= --host-ldflags= --enable-ffplay --enable-gnutls --enable-gpl --enable-libaom --enable-libaribb24 --enable-libbluray --enable-libdav1d --enable-libmp3lame --enable-libopus --enable-librav1e --enable-librist --enable-librubberband --enable-libsnappy --enable-libsrt --enable-libsvtav1 --enable-libtesseract --enable-libtheora --enable-libvidstab --enable-libvmaf --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-videotoolbox --enable-audiotoolbox --enable-neon
 libavutil 58. 2.100 / 58. 2.100
 libavcodec 60. 3.100 / 60. 3.100
 libavformat 60. 3.100 / 60. 3.100
 libavdevice 60. 1.100 / 60. 1.100
 libavfilter 9. 3.100 / 9. 3.100
 libswscale 7. 1.100 / 7. 1.100
 libswresample 4. 10.100 / 4. 10.100
 libpostproc 57. 1.100 / 57. 1.100
Input #0, lavfi, from 'color=c=000000:s=960x540:r=30:duration=169':
 Duration: N/A, start: 0.000000, bitrate: N/A
 Stream #0:0: Video: wrapped_avframe, yuv420p, 960x540 [SAR 1:1 DAR 16:9], 30 fps, 30 tbr, 30 tbn
Input #1, image2, from 'file:///Users/johnbandy/Work/Projects/Active/CNCT/XFade/_assets/crosstrekvx-1.jpg':
 Duration: 00:00:00.04, start: 0.000000, bitrate: 36486 kb/s
 Stream #1:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 960x540, 25 fps, 25 tbr, 25 tbn
Input #2, image2, from 'file:///Users/johnbandy/Work/Projects/Active/CNCT/XFade/_assets/crosstrekvx-2.jpg':
 Duration: 00:00:00.04, start: 0.000000, bitrate: 35680 kb/s
 Stream #2:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 960x540, 25 fps, 25 tbr, 25 tbn
[Parsed_xfade_8 @ 0x60000137cb00] [Eval @ 0x16f9b5348] Undefined constant or missing '(' in 'revealdown'
[Parsed_xfade_8 @ 0x60000137cb00] Unable to parse option value "revealdown"
Error applying option 'transition' to filter 'xfade': Option not found
Error initializing complex filters.
Option not found



The fflog for a successful video generation follows (for comparison to the erroneous log above) :


ffmpeg version 6.0 Copyright (c) 2000-2023 the FFmpeg developers
 built with Apple clang version 14.0.3 (clang-1403.0.22.14.1)
 configuration: --prefix=/opt/homebrew/Cellar/ffmpeg/6.0 --enable-shared --enable-pthreads --enable-version3 --cc=clang --host-cflags= --host-ldflags= --enable-ffplay --enable-gnutls --enable-gpl --enable-libaom --enable-libaribb24 --enable-libbluray --enable-libdav1d --enable-libmp3lame --enable-libopus --enable-librav1e --enable-librist --enable-librubberband --enable-libsnappy --enable-libsrt --enable-libsvtav1 --enable-libtesseract --enable-libtheora --enable-libvidstab --enable-libvmaf --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-videotoolbox --enable-audiotoolbox --enable-neon
 libavutil 58. 2.100 / 58. 2.100
 libavcodec 60. 3.100 / 60. 3.100
 libavformat 60. 3.100 / 60. 3.100
 libavdevice 60. 1.100 / 60. 1.100
 libavfilter 9. 3.100 / 9. 3.100
 libswscale 7. 1.100 / 7. 1.100
 libswresample 4. 10.100 / 4. 10.100
 libpostproc 57. 1.100 / 57. 1.100
Input #0, lavfi, from 'color=c=000000:s=960x540:r=30:duration=169':
 Duration: N/A, start: 0.000000, bitrate: N/A
 Stream #0:0: Video: wrapped_avframe, yuv420p, 960x540 [SAR 1:1 DAR 16:9], 30 fps, 30 tbr, 30 tbn
Input #1, image2, from 'file:///Users/johnbandy/Work/Projects/Active/CNCT/XFade/_assets/crosstrekvx-1.jpg':
 Duration: 00:00:00.04, start: 0.000000, bitrate: 36486 kb/s
 Stream #1:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 960x540, 25 fps, 25 tbr, 25 tbn
Input #2, image2, from 'file:///Users/johnbandy/Work/Projects/Active/CNCT/XFade/_assets/crosstrekvx-2.jpg':
 Duration: 00:00:00.04, start: 0.000000, bitrate: 35680 kb/s
 Stream #2:0: Video: mjpeg (Baseline), yuvj444p(pc, bt470bg/unknown/unknown), 960x540, 25 fps, 25 tbr, 25 tbn
Stream mapping:
 Stream #0:0 (wrapped_avframe) -> overlay
 Stream #1:0 (mjpeg) -> format:default
 Stream #2:0 (mjpeg) -> format:default
 overlay:default -> Stream #0:0 (libx264)
Press [q] to stop, [?] for help
[swscaler @ 0x140158000] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 0x120098000] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 0x130078000] deprecated pixel format used, make sure you did set range correctly
 Last message repeated 2 times
[swscaler @ 0x140598000] deprecated pixel format used, make sure you did set range correctly
[swscaler @ 0x1302d8000] deprecated pixel format used, make sure you did set range correctly
 Last message repeated 1 times
[libx264 @ 0x138e09080] using SAR=1/1
[libx264 @ 0x138e09080] using cpu capabilities: ARMv8 NEON
[libx264 @ 0x138e09080] profile High, level 3.1, 4:2:0, 8-bit
[libx264 @ 0x138e09080] 264 - core 164 r3095 baee400 - H.264/MPEG-4 AVC codec - Copyleft 2003-2022 - http://www.videolan.org/x264.html - options: cabac=1 ref=1 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=2 psy=1 psy_rd=1.00:0.00 mixed_ref=0 me_range=16 chroma_me=1 trellis=0 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=0 threads=12 lookahead_threads=4 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=1 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=10 rc=crf mbtree=1 crf=18.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'all.mp4':
 Metadata:
 encoder : Lavf60.3.100
 Stream #0:0: Video: h264 (avc1 / 0x31637661), yuv420p(progressive), 960x540 [SAR 1:1 DAR 16:9], q=2-31, 30 fps, 15360 tbn
 Metadata:
 encoder : Lavc60.3.100 libx264
 Side data:
 cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
frame= 0 fps=0.0 q=0.0 size= 0kB time=-577014:32:22.77 bitrate= -0.0kbits/s speed=N/A 
frame= 32 fps=0.0 q=24.0 size= 0kB time=00:00:01.00 bitrate= 0.3kbits/s speed=1.94x 
frame= 87 fps= 84 q=24.0 size= 0kB time=00:00:02.83 bitrate= 0.1kbits/s speed=2.75x 
frame= 164 fps=107 q=24.0 size= 0kB time=00:00:05.40 bitrate= 0.1kbits/s speed=3.52x 
frame= 812 fps=399 q=24.0 size= 512kB time=00:00:26.96 bitrate= 155.5kbits/s speed=13.3x 
frame= 1821 fps=718 q=24.0 size= 512kB time=00:01:00.60 bitrate= 69.2kbits/s speed=23.9x 
frame= 2469 fps=813 q=24.0 size= 512kB time=00:01:22.23 bitrate= 51.0kbits/s speed=27.1x 
frame= 3421 fps=967 q=24.0 size= 512kB time=00:01:53.96 bitrate= 36.8kbits/s speed=32.2x 
frame= 4522 fps=1120 q=24.0 size= 768kB time=00:02:30.63 bitrate= 41.8kbits/s speed=37.3x 
frame= 5070 fps=1184 q=-1.0 Lsize= 812kB time=00:02:48.90 bitrate= 39.4kbits/s speed=39.5x 
video:769kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 5.626653%
[libx264 @ 0x138e09080] frame I:21 Avg QP: 2.73 size: 3710
[libx264 @ 0x138e09080] frame P:1305 Avg QP: 6.83 size: 449
[libx264 @ 0x138e09080] frame B:3744 Avg QP: 9.07 size: 33
[libx264 @ 0x138e09080] consecutive B-frames: 1.1% 1.4% 0.0% 97.5%
[libx264 @ 0x138e09080] mb I I16..4: 95.4% 0.7% 3.8%
[libx264 @ 0x138e09080] mb P I16..4: 0.1% 0.3% 0.1% P16..4: 2.3% 0.2% 0.1% 0.0% 0.0% skip:97.0%
[libx264 @ 0x138e09080] mb B I16..4: 0.0% 0.0% 0.0% B16..8: 0.1% 0.0% 0.0% direct: 0.1% skip:99.8% L0:70.9% L1:27.3% BI: 1.8%
[libx264 @ 0x138e09080] 8x8 transform intra:13.8% inter:71.9%
[libx264 @ 0x138e09080] coded y,uvDC,uvAC intra: 19.1% 12.6% 5.2% inter: 0.3% 0.5% 0.0%
[libx264 @ 0x138e09080] i16 v,h,dc,p: 94% 2% 4% 1%
[libx264 @ 0x138e09080] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 7% 41% 22% 2% 6% 2% 9% 3% 8%
[libx264 @ 0x138e09080] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 11% 32% 16% 2% 11% 4% 12% 3% 8%
[libx264 @ 0x138e09080] i8c dc,h,v,p: 88% 9% 2% 1%
[libx264 @ 0x138e09080] Weighted P-Frames: Y:1.6% UV:1.6%
[libx264 @ 0x138e09080] kb/s:37.25



-
avformat/mov : add support for reading Content Light Level Box
22 avril 2017, par James Almeravformat/mov : add support for reading Content Light Level Box
As defined in "VP Codec ISO Media File Format Binding v1.0"
https://github.com/webmproject/vp9-dash/blob/master/VPCodecISOMediaFileFormatBinding.mdReviewed-by : Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by : James Almer <jamrial@gmail.com> -
Error : "No such option : -l" when running yt-dlp
12 juin 2022, par garsonI have adapted code from this Stack Overflow answer to try to download a video and use ffmpeg to alter it


yt-dlp "https://www.youtube.com/watch?v=PtkqwslbLY8" -o ffmpeg -i in.mp4 -vcodec libx264 -crf 23 -preset fast -profile:v baseline \
-level 3 -refs 6 -vf "scale=640:-1,pad=iw:480:0:(oh-ih)/2,format=yuv420p" \
-acodec copy output.mp4



However, when I run this I'm getting the error :


yt-dlp: error: no such option: -l



Any ideas of how to fix this ?