[FFmpeg-user] Concatenate: Audio and Video out of sync after a couple of rounds?

Tim Beyer ecronik at gmail.com
Tue Aug 11 00:51:49 CEST 2015


Hey guys,

I'm having an issue with concatenating video files. After several rounds of
concatenation, the audio and video desync. The issue also occurs when just
concatenating one video file with itself several times so it can't be due
to video/audio settings being incompatible with each other. So different
containers don't change anything.

This is the command I am using:

ffmpeg -f concat -i <(for i in `seq 5`; do printf "file %s\n"
/path/to/*.mkv; done) -c:v h264 -preset slow -b:v 1500k -minrate 1500k
-maxrate 1500k -bufsize 1500k -g 80 -c:a copy out1.mkv


The output is attached. I hope anybody has an idea what could be the cause
and how to fix it.


Thanks a bunch!



Best,
Tim
-------------- next part --------------
ffmpeg version N-74248-g107026e Copyright (c) 2000-2015 the FFmpeg developers
  built with gcc 4.8 (Ubuntu 4.8.4-2ubuntu1~14.04)
  configuration: --extra-libs=-ldl --prefix=/opt/ffmpeg --enable-avresample --disable-debug --enable-nonfree --enable-gpl --enable-version3 --enable-libopencore-amrnb --enable-libopencore-amrwb --disable-decoder=amrnb --disable-decoder=amrwb --enable-libpulse --enable-libdcadec --enable-libfreetype --enable-libx264 --enable-libx265 --enable-libfdk-aac --enable-libvorbis --enable-libmp3lame --enable-libopus --enable-libvpx --enable-libspeex --enable-libass --enable-avisynth --enable-libsoxr --enable-libxvid --enable-libvo-aacenc --enable-libvidstab
  libavutil      54. 30.100 / 54. 30.100
  libavcodec     56. 56.101 / 56. 56.101
  libavformat    56. 40.101 / 56. 40.101
  libavdevice    56.  4.100 / 56.  4.100
  libavfilter     5. 32.100 /  5. 32.100
  libavresample   2.  1.  0 /  2.  1.  0
  libswscale      3.  1.101 /  3.  1.101
  libswresample   1.  2.101 /  1.  2.101
  libpostproc    53.  3.100 / 53.  3.100
[matroska,webm @ 0x3533640] Auto-inserting h264_mp4toannexb bitstream filter
Input #0, concat, from '/dev/fd/63':
  Duration: N/A, start: 0.033000, bitrate: N/A
    Stream #0:0: Video: h264 (High), yuv420p(tv, bt709/bt709/iec61966-2-1), 1280x720, SAR 1:1 DAR 16:9, 40 fps, 40 tbr, 1k tbn, 80 tbc
    Stream #0:1: Audio: aac (LC), 44100 Hz, stereo, fltp
[libx264 @ 0x356ab40] using SAR=1/1
[libx264 @ 0x356ab40] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX AVX2 FMA3 LZCNT BMI2
[libx264 @ 0x356ab40] profile High, level 3.2
[libx264 @ 0x356ab40] 264 - core 142 r2491 24e4fed - H.264/MPEG-4 AVC codec - Copyleft 2003-2014 - http://www.videolan.org/x264.html - options: cabac=1 ref=5 deblock=1:0:0 analyse=0x3:0x113 me=umh subme=8 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=2 b_bias=0 direct=3 weightb=1 open_gop=0 weightp=2 keyint=80 keyint_min=8 scenecut=40 intra_refresh=0 rc_lookahead=50 rc=cbr mbtree=1 bitrate=2175 ratetol=1.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 vbv_maxrate=2175 vbv_bufsize=2175 nal_hrd=none filler=0 ip_ratio=1.40 aq=1:1.00
[matroska @ 0x3715ac0] Codec for stream 1 does not use global headers but container format requires global headers
Output #0, matroska, to 'out1.mkv':
  Metadata:
    encoder         : Lavf56.40.101
    Stream #0:0: Video: h264 (libx264) (H264 / 0x34363248), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], q=-1--1, 2175 kb/s, 40 fps, 1k tbn, 40 tbc
    Metadata:
      encoder         : Lavc56.56.101 libx264
    Stream #0:1: Audio: aac ([255][0][0][0] / 0x00FF), 44100 Hz, stereo
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
  Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
frame=   56 fps=0.0 q=0.0 size=       1kB time=00:00:01.64 bitrate=   3.4kbits/s    
frame=   95 fps= 82 q=35.0 size=     198kB time=00:00:02.62 bitrate= 619.2kbits/s    
frame=  147 fps= 87 q=32.0 size=     637kB time=00:00:03.92 bitrate=1330.7kbits/s    
frame=  205 fps= 93 q=25.0 size=     836kB time=00:00:05.36 bitrate=1276.4kbits/s    
frame=  253 fps= 93 q=31.0 size=    1224kB time=00:00:06.57 bitrate=1526.2kbits/s    
frame=  303 fps= 94 q=30.0 size=    1449kB time=00:00:07.82 bitrate=1517.2kbits/s    
frame=  345 fps= 92 q=31.0 size=    1857kB time=00:00:08.87 bitrate=1715.4kbits/s    
frame=  395 fps= 93 q=26.0 size=    2259kB time=00:00:10.12 bitrate=1827.5kbits/s    
frame=  444 fps= 92 q=33.0 size=    2435kB time=00:00:11.33 bitrate=1760.1kbits/s    
frame=  478 fps= 87 q=35.0 size=    2721kB time=00:00:12.19 bitrate=1828.3kbits/s    
frame=  513 fps= 86 q=33.0 size=    2936kB time=00:00:13.07 bitrate=1839.9kbits/s    
frame=  532 fps= 82 q=36.0 size=    3144kB time=00:00:13.53 bitrate=1902.3kbits/s    
frame=  571 fps= 81 q=39.0 size=    3324kB time=00:00:14.51 bitrate=1876.2kbits/s    
frame=  594 fps= 79 q=38.0 size=    3457kB time=00:00:15.09 bitrate=1876.3kbits/s    
frame=  616 fps= 76 q=36.0 size=    3652kB time=00:00:15.65 bitrate=1911.9kbits/s    
frame=  637 fps= 74 q=39.0 size=    3866kB time=00:00:16.16 bitrate=1959.7kbits/s    
frame=  662 fps= 72 q=40.0 size=    4007kB time=00:00:16.78 bitrate=1955.1kbits/s    
frame=  686 fps= 71 q=41.0 size=    4145kB time=00:00:17.39 bitrate=1952.3kbits/s    
frame=  708 fps= 70 q=41.0 size=    4316kB time=00:00:17.94 bitrate=1969.6kbits/s    
frame=  727 fps= 68 q=42.0 size=    4508kB time=00:00:18.41 bitrate=2005.6kbits/s    
frame=  745 fps= 66 q=42.0 size=    4647kB time=00:00:18.87 bitrate=2016.7kbits/s    
frame=  767 fps= 65 q=41.0 size=    4784kB time=00:00:19.41 bitrate=2019.0kbits/s    
frame=  785 fps= 64 q=40.0 size=    4911kB time=00:00:19.87 bitrate=2023.9kbits/s    
frame=  808 fps= 63 q=40.0 size=    5119kB time=00:00:20.43 bitrate=2052.2kbits/s    
frame=  828 fps= 62 q=40.0 size=    5258kB time=00:00:20.94 bitrate=2056.4kbits/s    
frame=  854 fps= 62 q=38.0 size=    5413kB time=00:00:21.59 bitrate=2053.5kbits/s    
frame=  877 fps= 61 q=36.0 size=    5528kB time=00:00:22.17 bitrate=2042.3kbits/s    
frame=  899 fps= 60 q=36.0 size=    5686kB time=00:00:22.70 bitrate=2051.0kbits/s    
frame=  923 fps= 60 q=35.0 size=    5829kB time=00:00:23.31 bitrate=2048.4kbits/s    
frame=  946 fps= 59 q=34.0 size=    5979kB time=00:00:23.89 bitrate=2050.0kbits/s    
frame=  970 fps= 59 q=33.0 size=    6136kB time=00:00:24.49 bitrate=2051.8kbits/s    
frame=  994 fps= 59 q=34.0 size=    6302kB time=00:00:25.10 bitrate=2056.8kbits/s    
frame= 1013 fps= 58 q=34.0 size=    6434kB time=00:00:25.56 bitrate=2061.6kbits/s    
frame= 1037 fps= 58 q=34.0 size=    6571kB time=00:00:26.16 bitrate=2056.8kbits/s    
frame= 1062 fps= 57 q=34.0 size=    6754kB time=00:00:26.79 bitrate=2064.8kbits/s    
frame= 1087 fps= 57 q=33.0 size=    6906kB time=00:00:27.42 bitrate=2063.2kbits/s    
frame= 1108 fps= 57 q=34.0 size=    7042kB time=00:00:27.93 bitrate=2065.2kbits/s    
frame= 1138 fps= 57 q=32.0 size=    7283kB time=00:00:28.70 bitrate=2078.8kbits/s    
frame= 1165 fps= 57 q=32.0 size=    7441kB time=00:00:29.37 bitrate=2075.2kbits/s    
frame= 1199 fps= 57 q=31.0 size=    7600kB time=00:00:30.20 bitrate=2060.9kbits/s    
frame= 1232 fps= 57 q=31.0 size=    7845kB time=00:00:31.04 bitrate=2070.0kbits/s    
frame= 1261 fps= 57 q=31.0 size=    7977kB time=00:00:31.76 bitrate=2057.3kbits/s    
frame= 1287 fps= 57 q=33.0 size=    8212kB time=00:00:32.41 bitrate=2075.3kbits/s    
frame= 1309 fps= 56 q=35.0 size=    8358kB time=00:00:32.97 bitrate=2076.6kbits/s    
frame= 1333 fps= 56 q=34.0 size=    8530kB time=00:00:33.57 bitrate=2081.3kbits/s    
frame= 1356 fps= 56 q=34.0 size=    8722kB time=00:00:34.13 bitrate=2093.2kbits/s    
frame= 1382 fps= 56 q=34.0 size=    8949kB time=00:00:34.78 bitrate=2107.5kbits/s    
frame= 1406 fps= 55 q=34.0 size=    9097kB time=00:00:35.38 bitrate=2105.9kbits/s    
frame= 1430 fps= 55 q=31.0 size=    9276kB time=00:00:35.99 bitrate=2111.3kbits/s    
frame= 1457 fps= 55 q=34.0 size=    9476kB time=00:00:36.66 bitrate=2117.2kbits/s    
frame= 1481 fps= 55 q=34.0 size=    9622kB time=00:00:37.26 bitrate=2115.1kbits/s    
frame= 1506 fps= 55 q=34.0 size=    9783kB time=00:00:37.89 bitrate=2114.8kbits/s    
frame= 1529 fps= 55 q=34.0 size=    9985kB time=00:00:38.47 bitrate=2125.9kbits/s    
frame= 1548 fps= 54 q=34.0 size=   10117kB time=00:00:38.94 bitrate=2128.3kbits/s    
frame= 1576 fps= 54 q=34.0 size=   10286kB time=00:00:39.63 bitrate=2126.0kbits/s    
frame= 1595 fps= 54 q=36.0 size=   10453kB time=00:00:40.12 bitrate=2134.1kbits/s    
frame= 1613 fps= 53 q=34.0 size=   10622kB time=00:00:40.56 bitrate=2145.1kbits/s    
frame= 1629 fps= 53 q=36.0 size=   10754kB time=00:00:40.96 bitrate=2150.8kbits/s    
frame= 1652 fps= 53 q=35.0 size=   10906kB time=00:00:41.54 bitrate=2150.7kbits/s    
frame= 1672 fps= 53 q=35.0 size=   11055kB time=00:00:42.05 bitrate=2153.7kbits/s    
frame= 1697 fps= 53 q=34.0 size=   11264kB time=00:00:42.67 bitrate=2162.2kbits/s    
frame= 1724 fps= 53 q=35.0 size=   11410kB time=00:00:43.35 bitrate=2156.1kbits/s    
frame= 1751 fps= 53 q=34.0 size=   11529kB time=00:00:44.02 bitrate=2145.3kbits/s    
frame= 1768 fps= 52 q=35.0 size=   11742kB time=00:00:44.44 bitrate=2164.3kbits/s    
frame= 1799 fps= 52 q=36.0 size=   11952kB time=00:00:45.20 bitrate=2165.8kbits/s    
frame= 1822 fps= 52 q=35.0 size=   12116kB time=00:00:45.78 bitrate=2167.6kbits/s    
frame= 1850 fps= 52 q=35.0 size=   12364kB time=00:00:46.48 bitrate=2178.9kbits/s    
frame= 1877 fps= 52 q=35.0 size=   12557kB time=00:00:47.15 bitrate=2181.3kbits/s    
frame= 1910 fps= 52 q=35.0 size=   12763kB time=00:00:47.99 bitrate=2178.4kbits/s    
frame= 1947 fps= 52 q=32.0 size=   12995kB time=00:00:48.92 bitrate=2175.9kbits/s    
frame= 1986 fps= 53 q=33.0 size=   13182kB time=00:00:49.90 bitrate=2164.1kbits/s    
frame= 2017 fps= 53 q=36.0 size=   13490kB time=00:00:50.66 bitrate=2181.1kbits/s    
frame= 2047 fps= 53 q=31.0 size=   13678kB time=00:00:51.40 bitrate=2179.5kbits/s    
frame= 2089 fps= 53 q=33.0 size=   13962kB time=00:00:52.47 bitrate=2179.6kbits/s    
frame= 2117 fps= 53 q=34.0 size=   14133kB time=00:00:53.17 bitrate=2177.4kbits/s    
frame= 2149 fps= 54 q=38.0 size=   14381kB time=00:00:53.96 bitrate=2183.1kbits/s    
frame= 2204 fps= 54 q=29.0 size=   14721kB time=00:00:55.33 bitrate=2179.5kbits/s    
frame= 2256 fps= 55 q=31.0 size=   15045kB time=00:00:56.63 bitrate=2176.3kbits/s    
frame= 2281 fps= 55 q=33.0 size=   15246kB time=00:00:57.26 bitrate=2181.2kbits/s    
frame= 2320 fps= 55 q=33.0 size=   15614kB time=00:00:58.23 bitrate=2196.3kbits/s    
frame= 2363 fps= 55 q=32.0 size=   15776kB time=00:00:59.32 bitrate=2178.3kbits/s    
frame= 2397 fps= 55 q=36.0 size=   15918kB time=00:01:00.16 bitrate=2167.4kbits/s    
frame= 2425 fps= 55 q=39.0 size=   16167kB time=00:01:00.86 bitrate=2176.1kbits/s    
frame= 2450 fps= 55 q=37.0 size=   16319kB time=00:01:01.48 bitrate=2174.2kbits/s    
frame= 2473 fps= 55 q=38.0 size=   16517kB time=00:01:02.06 bitrate=2180.0kbits/s    
frame= 2501 fps= 55 q=38.0 size=   16755kB time=00:01:02.76 bitrate=2186.9kbits/s    
frame= 2526 fps= 55 q=39.0 size=   16915kB time=00:01:03.39 bitrate=2186.0kbits/s    
frame= 2546 fps= 54 q=39.0 size=   17052kB time=00:01:03.90 bitrate=2186.0kbits/s    
frame= 2571 fps= 54 q=39.0 size=   17260kB time=00:01:04.52 bitrate=2191.2kbits/s    
frame= 2591 fps= 54 q=40.0 size=   17410kB time=00:01:05.01 bitrate=2193.6kbits/s    
frame= 2611 fps= 54 q=39.0 size=   17548kB time=00:01:05.52 bitrate=2193.8kbits/s    
frame= 2632 fps= 54 q=38.0 size=   17688kB time=00:01:06.03 bitrate=2194.2kbits/s    
frame= 2655 fps= 54 q=38.0 size=   17909kB time=00:01:06.61 bitrate=2202.3kbits/s    
frame= 2675 fps= 54 q=38.0 size=   18051kB time=00:01:07.12 bitrate=2202.9kbits/s    
frame= 2694 fps= 54 q=38.0 size=   18188kB time=00:01:07.59 bitrate=2204.4kbits/s    
frame= 2722 fps= 53 q=36.0 size=   18360kB time=00:01:08.29 bitrate=2202.5kbits/s    
frame= 2740 fps= 53 q=36.0 size=   18475kB time=00:01:08.73 bitrate=2202.0kbits/s    
frame= 2760 fps= 53 q=35.0 size=   18595kB time=00:01:09.24 bitrate=2199.9kbits/s    
frame= 2784 fps= 53 q=34.0 size=   18751kB time=00:01:09.84 bitrate=2199.2kbits/s    
frame= 2814 fps= 53 q=34.0 size=   18933kB time=00:01:10.58 bitrate=2197.3kbits/s    
frame= 2839 fps= 53 q=33.0 size=   19081kB time=00:01:11.21 bitrate=2194.9kbits/s    
frame= 2858 fps= 53 q=34.0 size=   19208kB time=00:01:11.70 bitrate=2194.5kbits/s    
frame= 2885 fps= 53 q=34.0 size=   19443kB time=00:01:12.37 bitrate=2200.7kbits/s    
frame= 2911 fps= 53 q=34.0 size=   19586kB time=00:01:13.02 bitrate=2197.1kbits/s    
frame= 2934 fps= 53 q=35.0 size=   19718kB time=00:01:13.58 bitrate=2195.2kbits/s    
frame= 2954 fps= 52 q=34.0 size=   19858kB time=00:01:14.09 bitrate=2195.5kbits/s    
frame= 2974 fps= 52 q=34.0 size=   20059kB time=00:01:14.58 bitrate=2203.2kbits/s    
frame= 3001 fps= 52 q=33.0 size=   20218kB time=00:01:15.25 bitrate=2200.9kbits/s    
frame= 3030 fps= 52 q=32.0 size=   20358kB time=00:01:15.99 bitrate=2194.4kbits/s    
frame= 3059 fps= 52 q=32.0 size=   20603kB time=00:01:16.71 bitrate=2200.0kbits/s    
frame= 3084 fps= 52 q=31.0 size=   20720kB time=00:01:17.34 bitrate=2194.5kbits/s    
frame= 3113 fps= 52 q=31.0 size=   20870kB time=00:01:18.06 bitrate=2190.0kbits/s    
frame= 3141 fps= 52 q=31.0 size=   21103kB time=00:01:18.76 bitrate=2194.9kbits/s    
frame= 3170 fps= 52 q=31.0 size=   21254kB time=00:01:19.48 bitrate=2190.6kbits/s    
frame= 3201 fps= 52 q=31.0 size=   21511kB time=00:01:20.27 bitrate=2195.3kbits/s    
frame= 3225 fps= 52 q=32.0 size=   21640kB time=00:01:20.87 bitrate=2192.0kbits/s    
frame= 3252 fps= 52 q=31.0 size=   21792kB time=00:01:21.54 bitrate=2189.1kbits/s    
frame= 3282 fps= 52 q=31.0 size=   22062kB time=00:01:22.29 bitrate=2196.3kbits/s    
frame= 3314 fps= 53 q=31.0 size=   22228kB time=00:01:23.08 bitrate=2191.7kbits/s    
frame= 3337 fps= 52 q=31.0 size=   22372kB time=00:01:23.66 bitrate=2190.6kbits/s    
frame= 3362 fps= 52 q=32.0 size=   22612kB time=00:01:24.28 bitrate=2197.7kbits/s    
frame= 3391 fps= 52 q=32.0 size=   22788kB time=00:01:25.00 bitrate=2196.0kbits/s    
frame= 3414 fps= 52 q=31.0 size=   22909kB time=00:01:25.58 bitrate=2192.7kbits/s    
frame= 3442 fps= 52 q=33.0 size=   23189kB time=00:01:26.28 bitrate=2201.6kbits/s    
frame= 3467 fps= 52 q=33.0 size=   23339kB time=00:01:26.91 bitrate=2199.9kbits/s    
frame= 3493 fps= 52 q=32.0 size=   23488kB time=00:01:27.56 bitrate=2197.5kbits/s    
frame= 3524 fps= 52 q=32.0 size=   23745kB time=00:01:28.35 bitrate=2201.6kbits/s    
frame= 3548 fps= 52 q=31.0 size=   23901kB time=00:01:28.93 bitrate=2201.6kbits/s    
frame= 3575 fps= 52 q=32.0 size=   24051kB time=00:01:29.62 bitrate=2198.2kbits/s    
frame= 3606 fps= 52 q=30.0 size=   24253kB time=00:01:30.39 bitrate=2197.9kbits/s    
frame= 3634 fps= 52 q=31.0 size=   24411kB time=00:01:31.09 bitrate=2195.3kbits/s    
frame= 3654 fps= 52 q=32.0 size=   24581kB time=00:01:31.60 bitrate=2198.2kbits/s    
frame= 3677 fps= 52 q=31.0 size=   24813kB time=00:01:32.16 bitrate=2205.6kbits/s    
frame= 3706 fps= 52 q=31.0 size=   24946kB time=00:01:32.90 bitrate=2199.7kbits/s    
frame= 3723 fps= 52 q=31.0 size=   25084kB time=00:01:33.32 bitrate=2202.0kbits/s    
frame= 3747 fps= 52 q=31.0 size=   25266kB time=00:01:33.92 bitrate=2203.6kbits/s    
frame= 3780 fps= 52 q=31.0 size=   25507kB time=00:01:34.73 bitrate=2205.6kbits/s    
frame= 3803 fps= 52 q=31.0 size=   25652kB time=00:01:35.31 bitrate=2204.6kbits/s    
frame= 3826 fps= 52 q=31.0 size=   25803kB time=00:01:35.89 bitrate=2204.2kbits/s    
frame= 3851 fps= 52 q=32.0 size=   26038kB time=00:01:36.52 bitrate=2209.8kbits/s    
frame= 3872 fps= 52 q=33.0 size=   26238kB time=00:01:37.03 bitrate=2215.1kbits/s    
frame= 3896 fps= 52 q=32.0 size=   26385kB time=00:01:37.64 bitrate=2213.7kbits/s    
frame= 3925 fps= 52 q=33.0 size=   26610kB time=00:01:38.35 bitrate=2216.3kbits/s    
frame= 3949 fps= 52 q=32.0 size=   26751kB time=00:01:38.96 bitrate=2214.4kbits/s    
frame= 3971 fps= 52 q=32.0 size=   26947kB time=00:01:39.52 bitrate=2218.2kbits/s    
frame= 3995 fps= 52 q=32.0 size=   27110kB time=00:01:40.12 bitrate=2218.1kbits/s    
frame= 4026 fps= 52 q=32.0 size=   27331kB time=00:01:40.89 bitrate=2219.2kbits/s    
frame= 4052 fps= 52 q=32.0 size=   27470kB time=00:01:41.54 bitrate=2216.2kbits/s    
frame= 4084 fps= 52 q=32.0 size=   27727kB time=00:01:42.35 bitrate=2219.2kbits/s    
frame= 4112 fps= 52 q=30.0 size=   27882kB time=00:01:43.05 bitrate=2216.5kbits/s    
frame= 4136 fps= 52 q=32.0 size=   28078kB time=00:01:43.65 bitrate=2219.0kbits/s    
frame= 4168 fps= 52 q=29.0 size=   28328kB time=00:01:44.44 bitrate=2221.9kbits/s    
frame= 4203 fps= 52 q=31.0 size=   28489kB time=00:01:45.32 bitrate=2215.8kbits/s    
frame= 4227 fps= 52 q=32.0 size=   28633kB time=00:01:45.90 bitrate=2214.8kbits/s    
frame= 4252 fps= 52 q=31.0 size=   28896kB time=00:01:46.53 bitrate=2222.0kbits/s    
frame= 4280 fps= 52 q=31.0 size=   29077kB time=00:01:47.25 bitrate=2220.9kbits/s    
frame= 4308 fps= 52 q=31.0 size=   29237kB time=00:01:47.95 bitrate=2218.7kbits/s    
frame= 4333 fps= 52 q=28.0 size=   29502kB time=00:01:48.57 bitrate=2225.9kbits/s    
frame= 4359 fps= 52 q=30.0 size=   29704kB time=00:01:49.22 bitrate=2227.8kbits/s    
frame= 4394 fps= 52 q=32.0 size=   29795kB time=00:01:50.08 bitrate=2217.2kbits/s    
frame= 4416 fps= 52 q=34.0 size=   30032kB time=00:01:50.64 bitrate=2223.6kbits/s    
frame= 4442 fps= 52 q=33.0 size=   30188kB time=00:01:51.29 bitrate=2222.1kbits/s    
frame= 4466 fps= 52 q=35.0 size=   30373kB time=00:01:51.89 bitrate=2223.6kbits/s    
frame= 4491 fps= 52 q=36.0 size=   30568kB time=00:01:52.52 bitrate=2225.4kbits/s    
frame= 4515 fps= 52 q=36.0 size=   30712kB time=00:01:53.12 bitrate=2224.0kbits/s    
frame= 4534 fps= 52 q=35.0 size=   30900kB time=00:01:53.59 bitrate=2228.4kbits/s    
frame= 4554 fps= 52 q=35.0 size=   31067kB time=00:01:54.10 bitrate=2230.4kbits/s    
frame= 4583 fps= 52 q=36.0 size=   31260kB time=00:01:54.82 bitrate=2230.2kbits/s    
frame= 4617 fps= 52 q=35.0 size=   31516kB time=00:01:55.65 bitrate=2232.2kbits/s    
frame= 4638 fps= 52 q=34.0 size=   31692kB time=00:01:56.19 bitrate=2234.4kbits/s    
frame= 4668 fps= 52 q=32.0 size=   31847kB time=00:01:56.93 bitrate=2231.1kbits/s    
frame= 4707 fps= 52 q=31.0 size=   32043kB time=00:01:57.91 bitrate=2226.2kbits/s    
frame= 4733 fps= 52 q=33.0 size=   32290kB time=00:01:58.56 bitrate=2231.1kbits/s    
frame= 4772 fps= 52 q=35.0 size=   32550kB time=00:01:59.53 bitrate=2230.7kbits/s    
frame= 4799 fps= 52 q=36.0 size=   32685kB time=00:02:00.21 bitrate=2227.4kbits/s    
frame= 4825 fps= 52 q=36.0 size=   32871kB time=00:02:00.86 bitrate=2228.0kbits/s    
[matroska,webm @ 0x3711bc0] Auto-inserting h264_mp4toannexb bitstream filter
DTS -9223363446799152, next:120933000 st:0 invalid dropping
PTS -9223363446799152, next:120933000 invalid dropping st:0
DTS -9223363446799184, next:120952219 st:1 invalid dropping
PTS -9223363446799184, next:120952219 invalid dropping st:1
DTS -9223363446799126, next:120958000 st:0 invalid dropping
PTS -9223363446799126, next:120958000 invalid dropping st:0
DTS -9223363446799160, next:120975438 st:1 invalid dropping
PTS -9223363446799160, next:120975438 invalid dropping st:1
DTS -9223363446799152, next:120983000 st:0 invalid dropping
PTS -9223363446799100, next:120983000 invalid dropping st:0
DTS -9223363446799138, next:120998657 st:1 invalid dropping
PTS -9223363446799138, next:120998657 invalid dropping st:1
DTS -9223363446799126, next:121008000 st:0 invalid dropping
PTS -9223363446799052, next:121008000 invalid dropping st:0
DTS -9223363446799114, next:121021876 st:1 invalid dropping
PTS -9223363446799114, next:121021876 invalid dropping st:1
DTS -9223363446799100, next:121033000 st:0 invalid dropping
PTS -9223363446799076, next:121033000 invalid dropping st:0
DTS -9223363446799092, next:121045095 st:1 invalid dropping
PTS -9223363446799092, next:121045095 invalid dropping st:1
DTS -9223363446799076, next:121058000 st:0 invalid dropping
PTS -9223363446798952, next:121058000 invalid dropping st:0
DTS -9223363446799068, next:121068314 st:1 invalid dropping
PTS -9223363446799068, next:121068314 invalid dropping st:1
DTS -9223363446799052, next:121083000 st:0 invalid dropping
PTS -9223363446799000, next:121083000 invalid dropping st:0
DTS -9223363446799044, next:121091533 st:1 invalid dropping
PTS -9223363446799044, next:121091533 invalid dropping st:1
DTS -9223363446799026, next:121108000 st:0 invalid dropping
PTS -9223363446799026, next:121108000 invalid dropping st:0
DTS -9223363446799022, next:121114752 st:1 invalid dropping
PTS -9223363446799022, next:121114752 invalid dropping st:1
DTS -9223363446799000, next:121133000 st:0 invalid dropping
PTS -9223363446798976, next:121133000 invalid dropping st:0
DTS -9223363446798998, next:121137971 st:1 invalid dropping
PTS -9223363446798998, next:121137971 invalid dropping st:1
DTS -9223363446798976, next:121158000 st:0 invalid dropping
PTS -9223363446798900, next:121158000 invalid dropping st:0
DTS -9223363446798976, next:121161190 st:1 invalid dropping
PTS -9223363446798976, next:121161190 invalid dropping st:1
DTS -9223363446798952, next:121184409 st:1 invalid dropping
PTS -9223363446798952, next:121184409 invalid dropping st:1
DTS -9223363446798952, next:121183000 st:0 invalid dropping
PTS -9223363446798926, next:121183000 invalid dropping st:0
DTS -9223363446798928, next:121207628 st:1 invalid dropping
PTS -9223363446798928, next:121207628 invalid dropping st:1
DTS -9223363446798926, next:121208000 st:0 invalid dropping
PTS -9223363446798876, next:121208000 invalid dropping st:0
[...]
Past duration 0.679985 too large
DTS -9223363444501068, next:2418123984 st:1 invalid dropping
PTS -9223363444501068, next:2418123984 invalid dropping st:1
frame=96717 fps= 53 q=35.0 size=  668885kB time=00:40:18.14 bitrate=2266.0kbits/s dup=0 drop=1    
DTS -9223363444501052, next:2418183000 st:0 invalid dropping
PTS -9223363444501052, next:2418183000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444501044, next:2418147203 st:1 invalid dropping
PTS -9223363444501044, next:2418147203 invalid dropping st:1
DTS -9223363444501026, next:2418208000 st:0 invalid dropping
PTS -9223363444501000, next:2418208000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444501020, next:2418170422 st:1 invalid dropping
PTS -9223363444501020, next:2418170422 invalid dropping st:1
DTS -9223363444501000, next:2418233000 st:0 invalid dropping
PTS -9223363444500876, next:2418233000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500998, next:2418193641 st:1 invalid dropping
PTS -9223363444500998, next:2418193641 invalid dropping st:1
DTS -9223363444500976, next:2418258000 st:0 invalid dropping
PTS -9223363444500926, next:2418258000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500974, next:2418216860 st:1 invalid dropping
PTS -9223363444500974, next:2418216860 invalid dropping st:1
DTS -9223363444500952, next:2418283000 st:0 invalid dropping
PTS -9223363444500952, next:2418283000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500952, next:2418240079 st:1 invalid dropping
PTS -9223363444500952, next:2418240079 invalid dropping st:1
DTS -9223363444500928, next:2418263298 st:1 invalid dropping
PTS -9223363444500928, next:2418263298 invalid dropping st:1
DTS -9223363444500926, next:2418308000 st:0 invalid dropping
PTS -9223363444500900, next:2418308000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500904, next:2418286517 st:1 invalid dropping
PTS -9223363444500904, next:2418286517 invalid dropping st:1
DTS -9223363444500900, next:2418333000 st:0 invalid dropping
PTS -9223363444500852, next:2418333000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500882, next:2418309736 st:1 invalid dropping
PTS -9223363444500882, next:2418309736 invalid dropping st:1
DTS -9223363444500876, next:2418358000 st:0 invalid dropping
PTS -9223363444500826, next:2418358000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500858, next:2418332955 st:1 invalid dropping
PTS -9223363444500858, next:2418332955 invalid dropping st:1
DTS -9223363444500852, next:2418383000 st:0 invalid dropping
PTS -9223363444500726, next:2418383000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500836, next:2418356174 st:1 invalid dropping
PTS -9223363444500836, next:2418356174 invalid dropping st:1
DTS -9223363444500826, next:2418408000 st:0 invalid dropping
PTS -9223363444500776, next:2418408000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500812, next:2418379393 st:1 invalid dropping
PTS -9223363444500812, next:2418379393 invalid dropping st:1
DTS -9223363444500800, next:2418433000 st:0 invalid dropping
PTS -9223363444500800, next:2418433000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500788, next:2418402612 st:1 invalid dropping
PTS -9223363444500788, next:2418402612 invalid dropping st:1
DTS -9223363444500776, next:2418458000 st:0 invalid dropping
PTS -9223363444500752, next:2418458000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500764, next:2418425831 st:1 invalid dropping
PTS -9223363444500764, next:2418425831 invalid dropping st:1
DTS -9223363444500752, next:2418483000 st:0 invalid dropping
PTS -9223363444500700, next:2418483000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500742, next:2418449050 st:1 invalid dropping
PTS -9223363444500742, next:2418449050 invalid dropping st:1
DTS -9223363444500726, next:2418508000 st:0 invalid dropping
PTS -9223363444500676, next:2418508000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500720, next:2418472269 st:1 invalid dropping
PTS -9223363444500720, next:2418472269 invalid dropping st:1
DTS -9223363444500700, next:2418533000 st:0 invalid dropping
PTS -9223363444500576, next:2418533000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500696, next:2418495488 st:1 invalid dropping
PTS -9223363444500696, next:2418495488 invalid dropping st:1
DTS -9223363444500676, next:2418558000 st:0 invalid dropping
PTS -9223363444500626, next:2418558000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500672, next:2418518707 st:1 invalid dropping
PTS -9223363444500672, next:2418518707 invalid dropping st:1
DTS -9223363444500652, next:2418583000 st:0 invalid dropping
PTS -9223363444500652, next:2418583000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500648, next:2418541926 st:1 invalid dropping
PTS -9223363444500648, next:2418541926 invalid dropping st:1
DTS -9223363444500626, next:2418608000 st:0 invalid dropping
PTS -9223363444500600, next:2418608000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500626, next:2418565145 st:1 invalid dropping
PTS -9223363444500626, next:2418565145 invalid dropping st:1
DTS -9223363444500604, next:2418588364 st:1 invalid dropping
PTS -9223363444500604, next:2418588364 invalid dropping st:1
DTS -9223363444500600, next:2418633000 st:0 invalid dropping
PTS -9223363444500476, next:2418633000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500580, next:2418611583 st:1 invalid dropping
PTS -9223363444500580, next:2418611583 invalid dropping st:1
DTS -9223363444500576, next:2418658000 st:0 invalid dropping
PTS -9223363444500526, next:2418658000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500556, next:2418634802 st:1 invalid dropping
PTS -9223363444500556, next:2418634802 invalid dropping st:1
DTS -9223363444500552, next:2418683000 st:0 invalid dropping
PTS -9223363444500552, next:2418683000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500532, next:2418658021 st:1 invalid dropping
PTS -9223363444500532, next:2418658021 invalid dropping st:1
DTS -9223363444500526, next:2418708000 st:0 invalid dropping
PTS -9223363444500500, next:2418708000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500510, next:2418681240 st:1 invalid dropping
PTS -9223363444500510, next:2418681240 invalid dropping st:1
frame=96739 fps= 53 q=36.0 size=  669072kB time=00:40:18.70 bitrate=2266.1kbits/s dup=0 drop=1    
DTS -9223363444500500, next:2418733000 st:0 invalid dropping
PTS -9223363444500376, next:2418733000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500488, next:2418704459 st:1 invalid dropping
PTS -9223363444500488, next:2418704459 invalid dropping st:1
DTS -9223363444500476, next:2418758000 st:0 invalid dropping
PTS -9223363444500426, next:2418758000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500464, next:2418727678 st:1 invalid dropping
PTS -9223363444500464, next:2418727678 invalid dropping st:1
DTS -9223363444500452, next:2418783000 st:0 invalid dropping
PTS -9223363444500452, next:2418783000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500440, next:2418750897 st:1 invalid dropping
PTS -9223363444500440, next:2418750897 invalid dropping st:1
DTS -9223363444500426, next:2418808000 st:0 invalid dropping
PTS -9223363444500400, next:2418808000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500416, next:2418774116 st:1 invalid dropping
PTS -9223363444500416, next:2418774116 invalid dropping st:1
DTS -9223363444500400, next:2418833000 st:0 invalid dropping
PTS -9223363444500276, next:2418833000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500394, next:2418797335 st:1 invalid dropping
PTS -9223363444500394, next:2418797335 invalid dropping st:1
DTS -9223363444500376, next:2418858000 st:0 invalid dropping
PTS -9223363444500326, next:2418858000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500372, next:2418820554 st:1 invalid dropping
PTS -9223363444500372, next:2418820554 invalid dropping st:1
DTS -9223363444500352, next:2418883000 st:0 invalid dropping
PTS -9223363444500352, next:2418883000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500348, next:2418843773 st:1 invalid dropping
PTS -9223363444500348, next:2418843773 invalid dropping st:1
DTS -9223363444500326, next:2418908000 st:0 invalid dropping
PTS -9223363444500300, next:2418908000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500324, next:2418866992 st:1 invalid dropping
PTS -9223363444500324, next:2418866992 invalid dropping st:1
DTS -9223363444500300, next:2418933000 st:0 invalid dropping
PTS -9223363444500176, next:2418933000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500300, next:2418890211 st:1 invalid dropping
PTS -9223363444500300, next:2418890211 invalid dropping st:1
DTS -9223363444500278, next:2418913430 st:1 invalid dropping
PTS -9223363444500278, next:2418913430 invalid dropping st:1
DTS -9223363444500276, next:2418958000 st:0 invalid dropping
PTS -9223363444500226, next:2418958000 invalid dropping st:0
Past duration 0.679985 too large
DTS -9223363444500256, next:2418936649 st:1 invalid dropping
PTS -9223363444500256, next:2418936649 invalid dropping st:1
Past duration 0.679985 too large
    Last message repeated 8 times
frame=96759 fps= 53 q=-1.0 Lsize=  669662kB time=00:40:19.00 bitrate=2267.8kbits/s dup=0 drop=1    
video:603432kB audio:64804kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.213327%
[libx264 @ 0x356ab40] frame I:1240  Avg QP:26.35  size: 74338
[libx264 @ 0x356ab40] frame P:29520 Avg QP:29.48  size: 11301
[libx264 @ 0x356ab40] frame B:65999 Avg QP:33.74  size:  2911
[libx264 @ 0x356ab40] consecutive B-frames:  4.5%  6.8% 20.3% 68.4%
[libx264 @ 0x356ab40] mb I  I16..4: 16.8% 54.7% 28.5%
[libx264 @ 0x356ab40] mb P  I16..4:  4.1%  6.2%  1.2%  P16..4: 37.2%  8.6%  4.5%  0.0%  0.0%    skip:38.2%
[libx264 @ 0x356ab40] mb B  I16..4:  0.3%  0.5%  0.1%  B16..8: 33.0%  2.9%  0.3%  direct: 0.6%  skip:62.3%  L0:44.3% L1:54.3% BI: 1.4%
[libx264 @ 0x356ab40] 8x8 transform intra:54.7% inter:81.4%
[libx264 @ 0x356ab40] direct mvs  spatial:100.0% temporal:0.0%
[libx264 @ 0x356ab40] coded y,uvDC,uvAC intra: 44.3% 31.6% 6.4% inter: 6.9% 3.4% 0.2%
[libx264 @ 0x356ab40] i16 v,h,dc,p: 27% 37%  8% 28%
[libx264 @ 0x356ab40] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 11% 11% 14%  8% 13%  9% 14%  8% 12%
[libx264 @ 0x356ab40] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 15% 14% 11%  8% 11%  9% 12%  8% 13%
[libx264 @ 0x356ab40] i8c dc,h,v,p: 66% 22% 10%  2%
[libx264 @ 0x356ab40] Weighted P-Frames: Y:1.4% UV:0.1%
[libx264 @ 0x356ab40] ref P L0: 61.2% 13.8% 13.4%  5.3%  4.8%  1.4%  0.0%
[libx264 @ 0x356ab40] ref B L0: 85.5%  9.3%  3.9%  1.2%
[libx264 @ 0x356ab40] ref B L1: 94.3%  5.7%
[libx264 @ 0x356ab40] kb/s:2043.51


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