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Médias (29)

Mot : - Tags -/Musique

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  • Emballe médias : à quoi cela sert ?

    4 février 2011, par

    Ce plugin vise à gérer des sites de mise en ligne de documents de tous types.
    Il crée des "médias", à savoir : un "média" est un article au sens SPIP créé automatiquement lors du téléversement d’un document qu’il soit audio, vidéo, image ou textuel ; un seul document ne peut être lié à un article dit "média" ;

  • Les tâches Cron régulières de la ferme

    1er décembre 2010, par

    La 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 (...)

  • Des sites réalisés avec MediaSPIP

    2 mai 2011, par

    Cette page présente quelques-uns des sites fonctionnant sous MediaSPIP.
    Vous pouvez bien entendu ajouter le votre grâce au formulaire en bas de page.

Sur d’autres sites (5634)

  • FFMPEG sound not playing in video converted from audio in browsers (chrome/firefox) except safari

    7 février 2019, par Bhavik Rathod

    Sound not playing in Video (mp4) converted from Audio (mp3), Below is my code

    I am using FFMPEG version 4.1

    ffmpeg -y -loop 1 -i background.jpg -i dia.mp3 -c:v libx264 -tune stillimage -pix_fmt yuv420p -c:a ac3_fixed -b:a 128k -shortest -vf "[in]drawtext=text=Hi:x=(w-text_w)/2:y=(h-text_h):fontfile=arial.ttf:fontsize=100:fontcolor=ffffff:alpha='if(lt(t,9.2763066666667),0,if(lt(t,9.2763066666667+1),(t-9.2763066666667)/1,if(lt(t,12.83428),1,if(lt(t,12.83428+1),(1-(t-12.83428))/1,0))))'" output.mp4 2>&1

    I have tried putting -movflags +faststart as an output option

    I am using ac3_fixed because i found that fix for handle memory management, My server is getting hang on using aac no video created nothing i have to restart instance to get back to work. by using ac3_fixed everything is perfect but issue is only sound playing in chrome and firefox.

    Below is full log while using aac

    `ffmpeg version 4.1-static https://johnvansickle.com/ffmpeg/  Copyright (c) 2000-2018 the FFmpeg developers
     built with gcc 6.3.0 (Debian 6.3.0-18+deb9u1) 20170516
     configuration: --enable-gpl --enable-version3 --enable-static --disable-debug --disable-ffplay --disable-indev=sndio --disable-outdev=sndio --cc=gcc-6 --enable-fontconfig --enable-frei0r --enable-gnutls --enable-gray --enable-libaom --enable-libfribidi --enable-libass --enable-libvmaf --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-librubberband --enable-libsoxr --enable-libspeex --enable-libvorbis --enable-libopus --enable-libtheora --enable-libvidstab --enable-libvo-amrwbenc --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg
     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
     libswscale      5.  3.100 /  5.  3.100
     libswresample   3.  3.100 /  3.  3.100
     libpostproc    55.  3.100 / 55.  3.100
    Input #0, image2, from '/var/www/html/xxxxx/assets/media/guest/e0ce3bfdab4b305d00459328afb94ca6.jpg':
     Duration: 00:00:00.04, start: 0.000000, bitrate: 196382 kb/s
       Stream #0:0: Video: mjpeg, yuvj444p(pc, bt470bg/unknown/unknown), 1920x1080 [SAR 1:1 DAR 16:9], 25 fps, 25 tbr, 25 tbn, 25 tbc
    [mp3 @ 0x5970440] Estimating duration from bitrate, this may be inaccurate
    Input #1, mp3, from '/var/www/html/xxxxx/assets/media/guest/e0ce3bfdab4b305d00459328afb94ca6.mp3':
     Metadata:
       title           : In the Cafe
       album           : British Council
       genre           : Blues
     Duration: 00:01:02.77, start: 0.000000, bitrate: 128 kb/s
       Stream #1:0: Audio: mp3, 44100 Hz, stereo, fltp, 128 kb/s
    Stream mapping:
     Stream #0:0 -> #0:0 (mjpeg (native) -> h264 (libx264))
     Stream #1:0 -> #0:1 (mp3 (mp3float) -> aac (native))
    Press [q] to stop, [?] for help
    [swscaler @ 0x5b91ec0] deprecated pixel format used, make sure you did set range correctly
    [libx264 @ 0x598e640] using SAR=1/1
    [libx264 @ 0x598e640] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
    [libx264 @ 0x598e640] profile High, level 4.0, 4:2:0, 8-bit
    [libx264 @ 0x598e640] 264 - core 157 r2935 545de2f - H.264/MPEG-4 AVC codec - Copyleft 2003-2018 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:-3:-3 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=2.00:0.70 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-4 threads=1 lookahead_threads=1 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=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.20
    Output #0, mp4, to '/var/www/html/xxxxx/assets/media/guest/created_video/e0ce3bfdab4b305d00459328afb94ca6.mp4':
     Metadata:
       encoder         : Lavf58.20.100
       Stream #0:0: Video: h264 (libx264) (avc1 / 0x31637661), yuv420p(progressive), 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 25 fps, 12800 tbn, 25 tbc
       Metadata:
         encoder         : Lavc58.35.100 libx264
       Side data:
         cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
       Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 128 kb/s
       Metadata:
         encoder         : Lavc58.35.100 aac
    frame=   14 fps=0.0 q=0.0 size=       0kB time=00:00:00.00 bitrate=N/A speed=   frame=   28 fps= 27 q=0.0 size=       0kB time=00:00:00.00 bitrate=N/A speed=   frame=   42 fps= 27 q=28.0 size=       0kB time=00:00:00.00 bitrate=N/A speed=  frame=   44 fps= 21 q=28.0 size=     256kB time=00:00:00.02 bitrate=72266.5kbitsframe=   49 fps= 19 q=28.0 size=     256kB time=00:00:00.20 bitrate=10323.8kbitsframe=   55 fps= 18 q=28.0 size=     256kB time=00:00:00.48 bitrate=4353.4kbits/frame=   62 fps= 17 q=28.0 size=     256kB time=00:00:00.72 bitrate=2890.7kbits/frame=   68 fps= 16 q=28.0 size=     256kB time=00:00:01.00 bitrate=2088.6kbits/    
    `
  • FFMPEG frames lost

    4 juin 2018, par ST94

    I use ffmpeg to stream video from the source to destination. The workflow is as follows,
    At the source using ffmpeg, I stream live feed from a webcam using tcp and also save a copy of the live video as mp4 file locally and the command I use is

    $ ffmpeg -hide_banner -f v4l2 -i /dev/video0 -filter:v "fps=30" -c:v libx264 -f mpegts tcp://hostname:port -c:v libx264 /path/to/.mp4file

    `Input #0, video4linux2,v4l2, from '/dev/video0':
     Duration: N/A, start: 272402.639303, bitrate: 147456 kb/s
       Stream #0:0: Video: rawvideo (YUY2 / 0x32595559), yuyv422, 640x480, 147456 kb/s, 30 fps, 30 tbr, 1000k tbn, 1000k tbc
    Stream mapping:
     Stream #0:0 -> #0:0 (rawvideo (native) -> h264 (libx264))
     Stream #0:0 -> #1:0 (rawvideo (native) -> h264 (libx264))
    Press [q] to stop, [?] for help
    No pixel format specified, yuv422p for H.264 encoding chosen.
    Use -pix_fmt yuv420p for compatibility with outdated media players.
    [libx264 @ 0x55e421ec9560] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2
    [libx264 @ 0x55e421ec9560] profile High 4:2:2, level 3.0, 4:2:2 8-bit
    Output #0, mpegts, to 'tcp://172.16.0.169:50000':
     Metadata:
       encoder         : Lavf57.71.100
       Stream #0:0: Video: h264 (libx264), yuv422p, 640x480, q=-1--1, 30 fps, 90k tbn, 30 tbc
       Metadata:
         encoder         : Lavc57.89.100 libx264
       Side data:
         cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
    No pixel format specified, yuv422p for H.264 encoding chosen.
    Use -pix_fmt yuv420p for compatibility with outdated media players.
    [libx264 @ 0x55e421ed5ea0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2
    [libx264 @ 0x55e421ed5ea0] profile High 4:2:2, level 3.0, 4:2:2 8-bit
    [libx264 @ 0x55e421ed5ea0] 264 - core 148 r2795 aaa9aa8 - H.264/MPEG-4 AVC codec - Copyleft 2003-2017 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=12 lookahead_threads=2 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=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
    Output #1, mp4, to '/path/to/tcp.mp4':
     Metadata:
       encoder         : Lavf57.71.100
       Stream #1:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv422p, 640x480, q=-1--1, 30 fps, 15360 tbn, 30 tbc
       Metadata:
         encoder         : Lavc57.89.100 libx264
       Side data:
         cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
    [sana@localhost ~]$ frame=  978 fps= 30 q=-1.0 Lq=-1.0 size=    5062kB time=00:00:32.53 bitrate=1274.6kbits/s dup=514 drop=0 speed=0.991x    
    video:9174kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown
    [libx264 @ 0x55e421ec9560] frame I:463   Avg QP:19.03  size:  9994
    [libx264 @ 0x55e421ec9560] frame P:476   Avg QP:22.85  size:   137
    [libx264 @ 0x55e421ec9560] frame B:39    Avg QP:23.33  size:    19
    [libx264 @ 0x55e421ec9560] consecutive B-frames: 94.7%  0.0%  0.0%  5.3%
    [libx264 @ 0x55e421ec9560] mb I  I16..4: 60.4% 39.0%  0.5%
    [libx264 @ 0x55e421ec9560] mb P  I16..4:  0.2%  0.0%  0.0%  P16..4:  4.2%  0.3%  0.5%  0.0%  0.0%    skip:94.8%
    [libx264 @ 0x55e421ec9560] mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  0.0%  0.0%  0.0%  direct: 0.0%  skip:100.0%  L0:15.4% L1:84.6% BI: 0.0%
    [libx264 @ 0x55e421ec9560] 8x8 transform intra:38.9% inter:100.0%
    [libx264 @ 0x55e421ec9560] coded y,uvDC,uvAC intra: 34.9% 97.2% 83.8% inter: 0.0% 1.5% 0.0%
    [libx264 @ 0x55e421ec9560] i16 v,h,dc,p:  0% 31%  0% 69%
    [libx264 @ 0x55e421ec9560] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu:  3% 50% 16%  4%  2%  1%  6%  1% 17%
    [libx264 @ 0x55e421ec9560] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 10% 52% 14%  4%  7%  3%  5%  1%  3%
    [libx264 @ 0x55e421ec9560] i8c dc,h,v,p: 55% 12% 25%  8%
    [libx264 @ 0x55e421ec9560] Weighted P-Frames: Y:0.2% UV:0.0%
    [libx264 @ 0x55e421ec9560] ref P L0: 96.7%  0.5%  2.7%  0.1%
    [libx264 @ 0x55e421ec9560] kb/s:1151.61
    [libx264 @ 0x55e421ed5ea0] frame I:463   Avg QP:19.02  size: 10007
    [libx264 @ 0x55e421ed5ea0] frame P:477   Avg QP:22.84  size:   140
    [libx264 @ 0x55e421ed5ea0] frame B:39    Avg QP:23.33  size:    19
    [libx264 @ 0x55e421ed5ea0] consecutive B-frames: 94.7%  0.0%  0.0%  5.3%
    [libx264 @ 0x55e421ed5ea0] mb I  I16..4: 60.4% 39.0%  0.5%
    [libx264 @ 0x55e421ed5ea0] mb P  I16..4:  0.3%  0.0%  0.0%  P16..4:  4.2%  0.3%  0.5%  0.0%  0.0%    skip:94.8%
    [libx264 @ 0x55e421ed5ea0] mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  0.0%  0.0%  0.0%  direct: 0.0%  skip:100.0%  L0:15.4% L1:84.6% BI: 0.0%
    [libx264 @ 0x55e421ed5ea0] 8x8 transform intra:38.9% inter:100.0%
    [libx264 @ 0x55e421ed5ea0] coded y,uvDC,uvAC intra: 35.0% 97.2% 84.0% inter: 0.0% 1.6% 0.0%
    [libx264 @ 0x55e421ed5ea0] i16 v,h,dc,p:  0% 31%  0% 69%
    [libx264 @ 0x55e421ed5ea0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu:  3% 50% 16%  4%  2%  1%  6%  1% 17%
    [libx264 @ 0x55e421ed5ea0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 10% 52% 14%  4%  7%  3%  5%  1%  3%
    [libx264 @ 0x55e421ed5ea0] i8c dc,h,v,p: 55% 12% 25%  8%
    [libx264 @ 0x55e421ed5ea0] Weighted P-Frames: Y:0.2% UV:0.0%
    [libx264 @ 0x55e421ed5ea0] ref P L0: 96.8%  0.5%  2.7%  0.1%
    [libx264 @ 0x55e421ed5ea0] kb/s:1152.39`

    At the receiver, I take the tcp url as the input and output it to an mp4 file.

    $ffmpeg -hide_banner -i tcp://hostname:port?listen out.mp4 /path/to/.mp4

    The output is

    `Input #0, mpegts, from 'tcp://172.16.0.169:50000?listen':
     Duration: N/A, start: 1.466667, bitrate: N/A
     Program 1
       Metadata:
         service_name    : Service01
         service_provider: FFmpeg
       Stream #0:0[0x100]: Video: h264 (High 4:2:2) ([27][0][0][0] / 0x001B), yuv422p(progressive), 640x480, 30 fps, 30 tbr, 90k tbn, 60 tbc
    Stream mapping:
     Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
    Press [q] to stop, [?] for help
    No pixel format specified, yuv422p for H.264 encoding chosen.
    Use -pix_fmt yuv420p for compatibility with outdated media players.
    [libx264 @ 0x55c1d6bff0a0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2
    [libx264 @ 0x55c1d6bff0a0] profile High 4:2:2, level 3.0, 4:2:2 8-bit
    [libx264 @ 0x55c1d6bff0a0] 264 - core 148 r2795 aaa9aa8 - H.264/MPEG-4 AVC codec - Copyleft 2003-2017 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=12 lookahead_threads=2 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=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
    Output #0, mp4, to '/home/sana/Desktop/receiver_new_mp4/tcp2.mp4':
     Metadata:
       encoder         : Lavf57.71.100
       Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv422p, 640x480, q=-1--1, 30 fps, 15360 tbn, 30 tbc
       Metadata:
         encoder         : Lavc57.89.100 libx264
       Side data:
         cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
    frame=  160 fps=0.0 q=26.0 size=     158kB time=00:00:03.36 bitrate= 384.5kbits/frame=  175 fps=168 q=26.0 size=     200kB time=00:00:03.86 bitrate= 424.8kbits/frame=  190 fps=119 q=26.0 size=     242kB time=00:00:04.36 bitrate= 453.3kbits/frame=  206 fps= 97 q=29.0 size=     292kB time=00:00:04.90 bitrate= 487.8kbits/frame=  222 fps= 84 q=29.0 size=     336kB time=00:00:05.43 bitrate= 506.5kbits/frame=  238 fps= 75 q=29.0 size=     378kB time=00:00:05.96 bitrate= 519.2kbits/frame=  254 fps= 68 q=29.0 size=     422kB time=00:00:06.50 bitrate= 531.6kbits/frame=  270 fps= 64 q=26.0 size=     457kB time=00:00:07.03 bitrate= 532.0kbits/frame=  286 fps= 60 q=29.0 size=     511kB time=00:00:07.56 bitrate= 552.8kbits/frame=  302 fps= 57 q=26.0 size=     562kB time=00:00:08.10 bitrate= 568.3kbits/frame=  318 fps= 54 q=26.0 size=     609kB time=00:00:08.63 bitrate= 577.9kbits/frame=  334 fps= 52 q=26.0 size=     674kB time=00:00:09.16 bitrate= 602.7kbits/frame=  350 fps= 51 q=29.0 size=     719kB time=00:00:09.70 bitrate= 606.8kbits/frame=  366 fps= 49 q=26.0 size=     770kB time=00:00:10.23 bitrate= 616.1kbits/frame=  382 fps= 48 q=29.0 size=     828kB time=00:00:10.76 bitrate= 630.3kbits/frame=  398 fps= 47 q=26.0 size=     872kB time=00:00:11.30 bitrate= 632.0kbits/frame=  414 fps= 46 q=26.0 size=     933kB time=00:00:11.83 bitrate= 645.9kbits/frame=  430 fps= 45 q=29.0 size=     987kB time=00:00:12.36 bitrate= 653.9kbits/frame=  446 fps= 44 q=26.0 size=    1033kB time=00:00:12.90 bitrate= 656.2kbits/frame=  462 fps= 43 q=29.0 size=    1098kB time=00:00:13.43 bitrate= 669.7kbits/frame=  478 fps= 43 q=29.0 size=    1132kB time=00:00:13.96 bitrate= 664.2kbits/frame=  548 fps= 47 q=-1.0 Lsize=    1536kB time=00:00:18.16 bitrate= 692.8kbits/s speed=1.56x    
    video:1531kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.377405%
    [libx264 @ 0x55c1d6bff0a0] frame I:115   Avg QP:18.12  size:  8204
    [libx264 @ 0x55c1d6bff0a0] frame P:203   Avg QP:21.62  size:  1893
    [libx264 @ 0x55c1d6bff0a0] frame B:230   Avg QP:21.99  size:  1039
    [libx264 @ 0x55c1d6bff0a0] consecutive B-frames: 41.1%  6.6%  7.1% 45.3%
    [libx264 @ 0x55c1d6bff0a0] mb I  I16..4: 67.6% 32.3%  0.1%
    [libx264 @ 0x55c1d6bff0a0] mb P  I16..4: 15.3%  3.1%  0.0%  P16..4: 28.6%  2.8%  2.0%  0.0%  0.0%    skip:48.3%
    [libx264 @ 0x55c1d6bff0a0] mb B  I16..4:  0.8%  0.3%  0.0%  B16..8: 26.2%  0.4%  0.0%  direct:13.5%  skip:58.7%  L0:65.0% L1:34.5% BI: 0.5%
    [libx264 @ 0x55c1d6bff0a0] 8x8 transform intra:28.4% inter:100.0%
    [libx264 @ 0x55c1d6bff0a0] coded y,uvDC,uvAC intra: 15.0% 89.4% 53.1% inter: 2.6% 28.7% 0.2%
    [libx264 @ 0x55c1d6bff0a0] i16 v,h,dc,p:  2% 49%  1% 47%
    [libx264 @ 0x55c1d6bff0a0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu:  6% 57% 19%  2%  1%  1%  4%  1%  9%
    [libx264 @ 0x55c1d6bff0a0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 16% 59% 18%  1%  2%  1%  2%  0%  1%
    [libx264 @ 0x55c1d6bff0a0] i8c dc,h,v,p: 52% 17% 27%  4%
    [libx264 @ 0x55c1d6bff0a0] Weighted P-Frames: Y:17.7% UV:6.9%
    [libx264 @ 0x55c1d6bff0a0] ref P L0: 68.7%  0.7% 18.3% 10.6%  1.7%
    [libx264 @ 0x55c1d6bff0a0] ref B L0: 86.1% 10.6%  3.3%
    [libx264 @ 0x55c1d6bff0a0] ref B L1: 96.6%  3.4%
    [libx264 @ 0x55c1d6bff0a0] kb/s:686.10`

    From the ffmpeg processes running on both ends, if you notice the number of B frames at the receiver is more than the B frames at the sender. In other cases that I tried, the number of I as well as P frames are higher at the receiver than that at the sender.
    Can anyone please tell me why is it so ? I am not able to figure out why.

  • Set timeout on ffmpeg process

    30 octobre 2013, par Thomas Vervik

    Sometims ffmpeg never completes, and thereby preventing conversions of other videos in the queue. Is it possible to set some sort of timeout in ffmpeg such that it terminates if it isnt finished within some given time, example 5 min

    My command looks like this today :

    ffmpeg -i /home/tomcat/bsafevideo/1efef9daa7f5000ed83d67f6fbd0e7d9/aad5adc307c4dd7e457509423a7f3734/69451c31cd592e86138423f6849d8141 -y -r 24 -ar 22050 -f mov -vf [in]transpose=1[rt0],[rt0]scale=iw*480/ih:480[sc0],[sc0]pad=640:480:140[pd0],movie=/srv/bsafe/tomcat7/webapps/ROOT/resources/images/logo_watermark.png [wm],[pd0][wm] overlay=W-w-140:0[out] /home/tomcat/bsafevideo/1efef9daa7f5000ed83d67f6fbd0e7d9/aad5adc307c4dd7e457509423a7f3734/69451c31cd592e86138423f6849d8141.mov -ar 22050 -b 1500k -vcodec libtheora -acodec libvorbis -f ogg -vf [in]transpose=1[rt0],[rt0]scale=iw*480/ih:480[sc0],[sc0]pad=640:480:140[pd0],movie=/srv/bsafe/tomcat7/webapps/ROOT/resources/images/logo_watermark.png [wm],[pd0][wm] overlay=W-w-140:0[out] /home/tomcat/bsafevideo/1efef9daa7f5000ed83d67f6fbd0e7d9/aad5adc307c4dd7e457509423a7f3734/69451c31cd592e86138423f6849d8141.ogg -ar 22050 -vcodec libx264 -profile baseline -vf [in]transpose=1[rt0],[rt0]scale=iw*480/ih:480[sc0],[sc0]pad=640:480:140[pd0],movie=/srv/bsafe/tomcat7/webapps/ROOT/resources/images/logo_watermark.png [wm],[pd0][wm] overlay=W-w-140:0[out] /home/tomcat/bsafevideo/1efef9daa7f5000ed83d67f6fbd0e7d9/aad5adc307c4dd7e457509423a7f3734/69451c31cd592e86138423f6849d8141_mp4.mp4

    UPDATE. Thanks LordNeckBerd, you pointed me in right direction !

    So I see now its kind of not ffmpeg really hanging, the issue is that my java code which reads the inputstream from the linux process will block since ffmpeg never returns a end of line, which I see now when Im running the command. This is the blocking line, it waits for more input from me.

    Press [q] to stop, [?] for help

    So its two issues here now. First is why this particular conversion is failing, and second, how to make sure ffmpeg is not making this (for my Java process) blocking command asking for more input.

    C:\Program Files (x86)\Console2>ffmpeg -i C:/projectsGit/bsafe-server/classes/test/bs-   base/video/ac7601e2bc3bc1545cd30ad3160f5232 -y -r 24 -ar 22050 -f mov C:/projectsGit/bsafe-server/classes/test/bs-base/video/ac7601e2bc3bc1545cd30ad3160f5232.mov -ar 22050 -b:v 1500k -vcodec libtheora -acodec libvorbis -f ogg C:/projectsGit/bsafe-server/classes/test/bs-base/video/ac7601e2bc3bc1545cd30ad3160f5232.ogg -ar 22050 -vcodec libx264 -profile:v baseline C:/projectsGit/bsafe-server/classes/test/bs-base/video/ac7601e2bc3bc1545cd30ad3160f5232_mp4.mp4
    ffmpeg version N-54762-g38b701a Copyright (c) 2000-2013 the FFmpeg developers
    built on Jul 15 2013 18:47:20 with gcc 4.7.3 (GCC)
    configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --  enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-  libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libgsm --enable- libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable- libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable- libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame - -enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable- libx264 --enable-libxavs --enable-libxvid --enable-zlib
    libavutil      52. 39.100 / 52. 39.100
    libavcodec     55. 18.102 / 55. 18.102
    libavformat    55. 12.102 / 55. 12.102
    libavdevice    55.  3.100 / 55.  3.100
    libavfilter     3. 81.101 /  3. 81.101
    libswscale      2.  3.100 /  2.  3.100
    libswresample   0. 17.102 /  0. 17.102
    libpostproc    52.  3.100 / 52.  3.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'C:/projectsGit/bsafe-server/classes/test/bs-  base/video/ac7601e2bc3bc1545cd30ad3160f5232':
    Metadata:
    major_brand     : isom
    minor_version   : 0
    compatible_brands: isom3gp4
    creation_time   : 2013-01-15 05:46:02
    Duration: 00:00:10.03, start: 0.000000, bitrate: 394 kb/s
    Stream #0:0(eng): Video: h264 (Baseline) (avc1 / 0x31637661), yuv420p, 640x480, 264 kb/s, SAR 65536:65536 DAR 4:3, 10.95 fps, 90k tbr, 90k tbn, 180k tbc
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : VideoHandle
    Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, mono, fltp, 127 kb/s
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : SoundHandle
    [ogg @ 00000000027d7860] Frame rate very high for a muxer not efficiently supporting it.
    Please consider specifying a lower framerate, a different muxer or -vsync 2
    [mp4 @ 00000000027dacc0] Frame rate very high for a muxer not efficiently supporting it.
    Please consider specifying a lower framerate, a different muxer or -vsync 2
    [libx264 @ 0000000003e6b9c0] using SAR=1/1
    [libx264 @ 0000000003e6b9c0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
    [libx264 @ 0000000003e6b9c0] profile High, level 3.0
    [libx264 @ 0000000003e6b9c0] 264 - core 133 r2334 a3ac64b - H.264/MPEG-4 AVC codec -   Copyleft 2003-2013 - http://www.videolan.org/x264.html - options: cabac=1 ref=3  deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1  me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1  chroma_qp_offset=-2 threads=12 lookahead_threads=2 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=2 keyint=250 keyint_min=24 scenecut=40  intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69  qpstep=4 ip_ratio=1.40 aq=1:1.00
    [libx264 @ 00000000027db4a0] using SAR=1/1
    [libx264 @ 00000000027db4a0] MB rate (108000000) > level limit (2073600)
    [libx264 @ 00000000027db4a0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
    [libx264 @ 00000000027db4a0] profile Constrained Baseline, level 5.2
    [libx264 @ 00000000027db4a0] 264 - core 133 r2334 a3ac64b - H.264/MPEG-4 AVC codec -  Copyleft 2003-2013 - http://www.videolan.org/x264.html - options: cabac=0 ref=3  deblock=1:0:0 analyse=0x1:0x111 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1  me_range=16 chroma_me=1 trellis=1 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=1  chroma_qp_offset=-2 threads=12 lookahead_threads=2 sliced_threads=0 nr=0 decimate=1  interlaced=0 bluray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250  keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0  qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
    Output #0, mov, to 'C:/projectsGit/bsafe-server/classes/test/bs-  base/video/ac7601e2bc3bc1545cd30ad3160f5232.mov':
    Metadata:
    major_brand     : isom
    minor_version   : 0
    compatible_brands: isom3gp4
    encoder         : Lavf55.12.102
    Stream #0:0(eng): Video: h264 (libx264) (avc1 / 0x31637661), yuv420p, 640x480 [SAR 1:1  DAR 4:3], q=-1--1, 12288 tbn, 24 tbc
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : VideoHandle
    Stream #0:1(eng): Audio: aac (libvo_aacenc) (mp4a / 0x6134706D), 22050 Hz, mono, s16, 128 kb/s
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : SoundHandle
    Output #1, ogg, to 'C:/projectsGit/bsafe-server/classes/test/bs-base/video/ac7601e2bc3bc1545cd30ad3160f5232.ogg':
    Metadata:
    major_brand     : isom
    minor_version   : 0
    compatible_brands: isom3gp4
    encoder         : Lavf55.12.102
    Stream #1:0(eng): Video: theora (libtheora), yuv420p, 640x480 [SAR 1:1 DAR 4:3], q=2-31, 1500 kb/s, 90k tbn, 90k tbc
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : VideoHandle
    Stream #1:1(eng): Audio: vorbis (libvorbis), 22050 Hz, mono, fltp
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : SoundHandle
    Output #2, mp4, to 'C:/projectsGit/bsafe-server/classes/test/bs-base/video/ac7601e2bc3bc1545cd30ad3160f5232_mp4.mp4':
    Metadata:
    major_brand     : isom
    minor_version   : 0
    compatible_brands: isom3gp4
    encoder         : Lavf55.12.102
    Stream #2:0(eng): Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 640x480 [SAR 1:1 DAR 4:3], q=-1--1, 90k tbn, 90k tbc
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : VideoHandle
    Stream #2:1(eng): Audio: aac (libvo_aacenc) ([64][0][0][0] / 0x0040), 22050 Hz, mono, s16, 128 kb/s
    Metadata:
     creation_time   : 2013-01-15 05:46:02
     handler_name    : SoundHandle
    Stream mapping:
    Stream #0:0 -> #0:0 (h264 -> libx264)
    Stream #0:1 -> #0:1 (aac -> libvo_aacenc)
    Stream #0:0 -> #1:0 (h264 -> libtheora)
    Stream #0:1 -> #1:1 (aac -> libvorbis)
    Stream #0:0 -> #2:0 (h264 -> libx264)
    Stream #0:1 -> #2:1 (aac -> libvo_aacenc)
    Press [q] to stop, [?] for help