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Médias (1)
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Rennes Emotion Map 2010-11
19 octobre 2011, par
Mis à jour : Juillet 2013
Langue : français
Type : Texte
Autres articles (96)
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MediaSPIP Core : La Configuration
9 novembre 2010, parMediaSPIP Core fournit par défaut trois pages différentes de configuration (ces pages utilisent le plugin de configuration CFG pour fonctionner) : une page spécifique à la configuration générale du squelettes ; une page spécifique à la configuration de la page d’accueil du site ; une page spécifique à la configuration des secteurs ;
Il fournit également une page supplémentaire qui n’apparait que lorsque certains plugins sont activés permettant de contrôler l’affichage et les fonctionnalités spécifiques (...) -
Problèmes fréquents
10 mars 2010, parPHP et safe_mode activé
Une des principales sources de problèmes relève de la configuration de PHP et notamment de l’activation du safe_mode
La solution consiterait à soit désactiver le safe_mode soit placer le script dans un répertoire accessible par apache pour le site -
Sélection de projets utilisant MediaSPIP
29 avril 2011, parLes exemples cités ci-dessous sont des éléments représentatifs d’usages spécifiques de MediaSPIP pour certains projets.
Vous pensez avoir un site "remarquable" réalisé avec MediaSPIP ? Faites le nous savoir ici.
Ferme MediaSPIP @ Infini
L’Association Infini développe des activités d’accueil, de point d’accès internet, de formation, de conduite de projets innovants dans le domaine des Technologies de l’Information et de la Communication, et l’hébergement de sites. Elle joue en la matière un rôle unique (...)
Sur d’autres sites (6418)
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avformat/movenc : write the mdcv atom by default
28 mars 2020, par Michael Bradshawavformat/movenc : write the mdcv atom by default
The mdcv atom isn't in ISO/IEC 14496-12:2015 but it is expected to be
added soon. See :
http://ffmpeg.org/pipermail/ffmpeg-devel/2020-April/259529.htmlThe mdcv atom is already parsed in FFmpeg in mov.c.
Signed-off-by : Michael Bradshaw <mjbshaw@google.com>
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How can I can convert with ffmpeg using this settings ?
18 octobre 2020, par For FunHow can I convert with this settings ?
I want to convert using this settings example : ref=4 subme=9
When I try this settings it won't work all settings below go default




ffmpeg -i input.mp4 -c:a copy -c:v libx265 -x265-params "cabac=1:ref=4:deblock=1:1 :-1:analyse=0x3:0x113:me=umh:subme=9:psy=1:fade_compensate=0.00:psy_rd=1.00:0.00:mixed_ref=1:me_range=32:chroma_me=1:trellis=2:8x8dct=1:cqm=0:deadzone=21,11:fast_pskip=1:chroma_qp_offset=-2:threads=34:lookahead_threads=5:sliced_threads=0:nr=0:decimate=1:interlaced=0:bluray_compat=0:constrained_intra=0:bframes=9:b_pyramid=2:b_adapt=2:b_bias=0:direct=1:weightb=1:open_gop=0:weightp=2:keyint=240:keyint_min=23:scenecut=40:intra_refresh=:rc=crf:mbtree=0:crf=16.0000:qcomp=0.72:qpmin=0:qpmax=81:qpstep=4:ip_ratio=1.40:pb_ratio=1.30:aq=1:0.85" -x265-params profile=main10 -pix_fmt yuv420p10le output.mp4




Update:
Full output:
ffmpeg version 4.2.4-1ubuntu0.1 Copyright (c) 2000-2020 the FFmpeg developers built with gcc 9 (Ubuntu 9.3.0-10ubuntu2) 
configuration: --prefix=/usr --extra-version=1ubuntu0.1 --toolchain=hardened --libdir=/usr/lib/aarch64-linux-gnu --incdir=/usr/include/aarch64-linux-gnu --arch=arm64 --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-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
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'input.mp4':
 Metadata:
 major_brand : mp42
 minor_version : 0
 compatible_brands: isommp42
 creation_time : 2020-10-18T17:47:30.000000Z
 com.android.version: 10
 com.android.capture.fps: 60.000000
 Duration: 00:00:01.92, start: 0.000000, bitrate: 19228 kb/s
 Stream #0:0(eng): Video: hevc (Main) (hvc1 / 0x31637668), yuv420p(tv), 1920x1080, 15658 kb/s, SAR 1:1 DAR 16:9, 59.88 fps, 59.94 tbr, 90k tbn, 90k tbc (default)
 Metadata:
 rotate : 90
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : VideoHandle
 Side data:
 displaymatrix: rotation of -90.00 degrees
 Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 191 kb/s (default)
 Metadata:
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : SoundHandle
Stream mapping:
 Stream #0:0 -> #0:0 (hevc (native) -> hevc (libx265))
 Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
[libx265 @ 0x30000c4930] Unknown option: profile.
x265 [info]: HEVC encoder version 3.2.1+1-b5c86a64bbbe
x265 [info]: build info [Linux][GCC 9.3.0][32 bit][noasm] 10bit
x265 [info]: using cpu capabilities: none!
x265 [info]: Main 10 profile, Level-4.1 (Main tier)
x265 [warning]: No thread pool allocated, --wpp disabled
x265 [warning]: No thread pool allocated, --lookahead-slices disabled
x265 [info]: Slices : 1
x265 [info]: frame threads / pool features : 3 / none
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge : hex / 57 / 2 / 3
x265 [info]: Keyframe min / max / scenecut / bias: 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt : 20 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0
x265 [info]: References / ref-limit cu / depth : 3 / off / on
x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress : CRF-28.0 / 0.60
x265 [info]: tools: rd=3 psy-rd=2.00 early-skip rskip signhide tmvp b-intra
x265 [info]: tools: strong-intra-smoothing deblock sao
Output #0, mp4, to 'output.mp4':
 Metadata:
 major_brand : mp42
 minor_version : 0
 compatible_brands: isommp42
 com.android.capture.fps: 60.000000
 com.android.version: 10
 encoder : Lavf58.29.100
 Stream #0:0(eng): Video: hevc (libx265) (hev1 / 0x31766568), yuv420p10le, 1080x1920 [SAR 1:1 DAR 9:16], q=2-31, 59.94 fps, 60k tbn, 59.94 tbc (default)
 Metadata:
 encoder : Lavc58.54.100 libx265
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : VideoHandle
 Side data:
 cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
 displaymatrix: rotation of -0.00 degrees
 Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 191 kb/s (default)
 Metadata:
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : SoundHandle
frame= 18 fps=0.0 q=0.0 size= 0kB time=00:00:00.frame= 28 fps=3.6 q=0.0 size= 0kB time=00:00:00.frame= 31 fps=2.6 q=-0.0 size= 0kB time=00:00:00frame= 33 fps=2.6 q=-0.0 size= 0kB time=00:00:00frame= 34 fps=2.3 q=-0.0 size= 0kB time=00:00:00frame= 37 fps=2.2 q=-0.0 size= 0kB time=00:00:00frame= 39 fps=2.1 q=-0.0 size= 0kB time=00:00:00frame= 42 fps=2.0 q=-0.0 size= 0kB time=00:00:00frame= 44 fps=1.9 q=-0.0 size= 0kB time=00:00:00frame= 47 fps=1.9 q=-0.0 size= 0kB time=00:00:00frame= 49 fps=1.8 q=-0.0 size= 0kB time=00:00:00frame= 52 fps=1.8 q=-0.0 size= 0kB time=00:00:00frame= 54 fps=1.7 q=-0.0 size= 0kB time=00:00:00frame= 57 fps=1.7 q=-0.0 size= 0kB time=00:00:01frame= 59 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 62 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 64 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 67 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 69 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 72 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 74 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 77 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 78 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 81 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 83 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 86 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 88 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 91 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 93 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 96 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 97 fps=1.2 q=-0.0 Lsize= 135kB time=00:00:01.89 bitrate= 586.0kbits/s speed=0.0234x
video:85kB audio:45kB subtitle:0kB other streams:0kB global headers:2kB muxing overhead: 4.650742%
x265 [info]: frame I: 1, Avg QP:31.00 kb/s: 6091.83
x265 [info]: frame P: 20, Avg QP:31.26 kb/s: 1253.18
x265 [info]: frame B: 76, Avg QP:35.37 kb/s: 134.14
x265 [info]: Weighted P-Frames: Y:0.0% UV:0.0%
x265 [info]: consecutive B-frames: 4.8% 0.0% 0.0% 19.0% 76.2%encoded 97 frames in 80.86s (1.20 fps), 426.29 kb/s, Avg QP:34.48



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How can I set qcomp 0.72 and crf 16 ? When I try I get qcomp 0.6 crf 28 ?
19 octobre 2020, par For FunHow can I convert with this settings ?
I want to convert using this settings example : ref=4 subme=9 -crf 16 -qcomp 0.72
But When I try this settings it won't work all settings below go default I get crf 28 qcomp 0.6 ?




ffmpeg -i input.mp4 -c:a copy -c:v libx265 -x265-params "cabac=1:ref=4:deblock=1:1 :-1:analyse=0x3:0x113:me=umh:subme=9:psy=1:fade_compensate=0.00:psy_rd=1.00:0.00:mixed_ref=1:me_range=32:chroma_me=1:trellis=2:8x8dct=1:cqm=0:deadzone=21,11:fast_pskip=1:chroma_qp_offset=-2:threads=34:lookahead_threads=5:sliced_threads=0:nr=0:decimate=1:interlaced=0:bluray_compat=0:constrained_intra=0:bframes=9:b_pyramid=2:b_adapt=2:b_bias=0:direct=1:weightb=1:open_gop=0:weightp=2:keyint=240:keyint_min=23:scenecut=40:intra_refresh=:rc=crf:mbtree=0:crf=16.0000:qcomp=0.72:qpmin=0:qpmax=81:qpstep=4:ip_ratio=1.40:pb_ratio=1.30:aq=1:0.85" -x265-params profile=main10 -pix_fmt yuv420p10le output.mp4




Update:
Full output:
ffmpeg version 4.2.4-1ubuntu0.1 Copyright (c) 2000-2020 the FFmpeg developers built with gcc 9 (Ubuntu 9.3.0-10ubuntu2) 
configuration: --prefix=/usr --extra-version=1ubuntu0.1 --toolchain=hardened --libdir=/usr/lib/aarch64-linux-gnu --incdir=/usr/include/aarch64-linux-gnu --arch=arm64 --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-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
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'input.mp4':
 Metadata:
 major_brand : mp42
 minor_version : 0
 compatible_brands: isommp42
 creation_time : 2020-10-18T17:47:30.000000Z
 com.android.version: 10
 com.android.capture.fps: 60.000000
 Duration: 00:00:01.92, start: 0.000000, bitrate: 19228 kb/s
 Stream #0:0(eng): Video: hevc (Main) (hvc1 / 0x31637668), yuv420p(tv), 1920x1080, 15658 kb/s, SAR 1:1 DAR 16:9, 59.88 fps, 59.94 tbr, 90k tbn, 90k tbc (default)
 Metadata:
 rotate : 90
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : VideoHandle
 Side data:
 displaymatrix: rotation of -90.00 degrees
 Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 191 kb/s (default)
 Metadata:
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : SoundHandle
Stream mapping:
 Stream #0:0 -> #0:0 (hevc (native) -> hevc (libx265))
 Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
[libx265 @ 0x30000c4930] Unknown option: profile.
x265 [info]: HEVC encoder version 3.2.1+1-b5c86a64bbbe
x265 [info]: build info [Linux][GCC 9.3.0][32 bit][noasm] 10bit
x265 [info]: using cpu capabilities: none!
x265 [info]: Main 10 profile, Level-4.1 (Main tier)
x265 [warning]: No thread pool allocated, --wpp disabled
x265 [warning]: No thread pool allocated, --lookahead-slices disabled
x265 [info]: Slices : 1
x265 [info]: frame threads / pool features : 3 / none
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge : hex / 57 / 2 / 3
x265 [info]: Keyframe min / max / scenecut / bias: 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt : 20 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0
x265 [info]: References / ref-limit cu / depth : 3 / off / on
x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress : CRF-28.0 / 0.60
x265 [info]: tools: rd=3 psy-rd=2.00 early-skip rskip signhide tmvp b-intra
x265 [info]: tools: strong-intra-smoothing deblock sao
Output #0, mp4, to 'output.mp4':
 Metadata:
 major_brand : mp42
 minor_version : 0
 compatible_brands: isommp42
 com.android.capture.fps: 60.000000
 com.android.version: 10
 encoder : Lavf58.29.100
 Stream #0:0(eng): Video: hevc (libx265) (hev1 / 0x31766568), yuv420p10le, 1080x1920 [SAR 1:1 DAR 9:16], q=2-31, 59.94 fps, 60k tbn, 59.94 tbc (default)
 Metadata:
 encoder : Lavc58.54.100 libx265
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : VideoHandle
 Side data:
 cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
 displaymatrix: rotation of -0.00 degrees
 Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 191 kb/s (default)
 Metadata:
 creation_time : 2020-10-18T17:47:30.000000Z
 handler_name : SoundHandle
frame= 18 fps=0.0 q=0.0 size= 0kB time=00:00:00.frame= 28 fps=3.6 q=0.0 size= 0kB time=00:00:00.frame= 31 fps=2.6 q=-0.0 size= 0kB time=00:00:00frame= 33 fps=2.6 q=-0.0 size= 0kB time=00:00:00frame= 34 fps=2.3 q=-0.0 size= 0kB time=00:00:00frame= 37 fps=2.2 q=-0.0 size= 0kB time=00:00:00frame= 39 fps=2.1 q=-0.0 size= 0kB time=00:00:00frame= 42 fps=2.0 q=-0.0 size= 0kB time=00:00:00frame= 44 fps=1.9 q=-0.0 size= 0kB time=00:00:00frame= 47 fps=1.9 q=-0.0 size= 0kB time=00:00:00frame= 49 fps=1.8 q=-0.0 size= 0kB time=00:00:00frame= 52 fps=1.8 q=-0.0 size= 0kB time=00:00:00frame= 54 fps=1.7 q=-0.0 size= 0kB time=00:00:00frame= 57 fps=1.7 q=-0.0 size= 0kB time=00:00:01frame= 59 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 62 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 64 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 67 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 69 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 72 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 74 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 77 fps=1.6 q=-0.0 size= 0kB time=00:00:01frame= 78 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 81 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 83 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 86 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 88 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 91 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 93 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 96 fps=1.5 q=-0.0 size= 0kB time=00:00:01frame= 97 fps=1.2 q=-0.0 Lsize= 135kB time=00:00:01.89 bitrate= 586.0kbits/s speed=0.0234x
video:85kB audio:45kB subtitle:0kB other streams:0kB global headers:2kB muxing overhead: 4.650742%
x265 [info]: frame I: 1, Avg QP:31.00 kb/s: 6091.83
x265 [info]: frame P: 20, Avg QP:31.26 kb/s: 1253.18
x265 [info]: frame B: 76, Avg QP:35.37 kb/s: 134.14
x265 [info]: Weighted P-Frames: Y:0.0% UV:0.0%
x265 [info]: consecutive B-frames: 4.8% 0.0% 0.0% 19.0% 76.2%encoded 97 frames in 80.86s (1.20 fps), 426.29 kb/s, Avg QP:34.48