Opened 3 years ago

Closed 3 years ago

Last modified 3 years ago

#9024 closed defect (invalid)

Broken mp4 files / instable

Reported by: gibson85 Owned by:
Priority: normal Component: undetermined
Version: unspecified Keywords:
Cc: Blocked By:
Blocking: Reproduced by developer: no
Analyzed by developer: no

Description

Dear ffmpeg team,

I shouldn't complain to much because ffmpeg is free.
But your software is totally instable.
To be honest. ffmpeg is the most instable software I experienced for a long time. If I download e.g. two or three mp4 files at the same time (see commands below) every second or more mp4 file is broken. The files are not complete. Ffmpeg shows no errors at all and finishes "normally". Thats totally annoying. Please fix this. Thanks.

$ ffmpeg -i "https://cs.liiift.io/v1/STV/pd/2C/74/5E/65/FO-262RXA18WBH11/master.m3u8" -c copy "Video.mp4"
ffmpeg version 4.1.6-1~deb10u1 Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 8 (Debian 8.3.0-6)

Change History (8)

comment:1 by Steven Liu, 3 years ago

Cc: liuqi05@kuaishou.com added

As Carl usually said:
"Please test current FFmpeg git head and provide both the command line that allows to reproduce your issue and the complete, uncut console output to make this a valid ticket." :-D

comment:2 by Carl Eugen Hoyos, 3 years ago

Component: ffmpegundetermined
Resolution: needs_more_info
Status: newclosed

comment:3 by gibson85, 3 years ago

Priority: normalcritical
Resolution: needs_more_info
Status: closedreopened

Dear Carl, did I understand this correctly? You want me to debug your shitty code? The problem is very easy to reproduce. You even did not try to. Never seen such an arrogant person. Here you have your console output. It's obvious that the connection get lost and reconnected. But the resulting video is broken. PS: I would like to see a more competent person would have a look for this as Carl.
PSS: I had to shorten the console output because your ... ticket system complained.

user@User-PC:/some/path$ ffmpeg -i "https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/master.m3u8" -c copy "Video.mp4"
ffmpeg version 4.1.6-1~deb10u1 Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 8 (Debian 8.3.0-6)
  configuration: --prefix=/usr --extra-version='1~deb10u1' --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-opengl --enable-sdl2 --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-libx264 --enable-shared
  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
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH16.m3u8' for reading
[https @ 0x5628cb1046c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH15.m3u8' for reading
[https @ 0x5628cb1046c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH11.m3u8' for reading
[https @ 0x5628cb1046c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH12.m3u8' for reading
[https @ 0x5628cb1046c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH13.m3u8' for reading
[https @ 0x5628cb1046c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH14.m3u8' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/init.mp4' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/0.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/1.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/init.mp4' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/0.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/1.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/init.mp4' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/0.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/1.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/init.mp4' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/0.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/1.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/init.mp4' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/0.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/1.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/init.mp4' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/0.m4s' for reading
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/1.m4s' for reading
Input #0, hls,applehttp, from 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/master.m3u8':
  Duration: 01:34:30.40, start: 0.000000, bitrate: 0 kb/s
  Program 0 
    Metadata:
      variant_bitrate : 7479315
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:1: Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 5952 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc
    Metadata:
      variant_bitrate : 7479315
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 1 
    Metadata:
      variant_bitrate : 596910
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:2: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 426x240 [SAR 1:1 DAR 71:40], 361 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc
    Metadata:
      variant_bitrate : 596910
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 2 
    Metadata:
      variant_bitrate : 1035382
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:3: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 640x360 [SAR 1:1 DAR 16:9], 669 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc
    Metadata:
      variant_bitrate : 1035382
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 3 
    Metadata:
      variant_bitrate : 1916219
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:4: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 960x540 [SAR 1:1 DAR 16:9], 1314 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc
    Metadata:
      variant_bitrate : 1916219
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 4 
    Metadata:
      variant_bitrate : 3577142
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:5: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 2814 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
Output #0, mp4, to 'Inspektor Clouseau - Der irre Flic mit dem heißen Blick.mp4':
  Metadata:
    encoder         : Lavf58.20.100
    Stream #0:0: Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 5952 kb/s, 25 fps, 25 tbr, 25k tbn, 25k tbc
    Metadata:
      variant_bitrate : 7479315
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
    Stream #0:1(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
Stream mapping:
  Stream #0:1 -> #0:0 (copy)
  Stream #0:0 -> #0:1 (copy)
Press [q] to stop, [?] for help
[https @ 0x5628cb92b2c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/2.m4s' for reading
[hls,applehttp @ 0x5628cae40740] No longer receiving playlist 2
[hls,applehttp @ 0x5628cae40740] No longer receiving playlist 3
[hls,applehttp @ 0x5628cae40740] No longer receiving playlist 4
[hls,applehttp @ 0x5628cae40740] No longer receiving playlist 5
[https @ 0x5628cb66c080] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/2.m4s' for reading
[https @ 0x5628cbc94a40] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/3.m4s' for reading
[https @ 0x5628cb8a55c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/3.m4s' for reading
...
[https @ 0x5628cbc94a40] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/519.m4s' for reading
[https @ 0x5628cb8a55c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/519.m4s' for reading
[https @ 0x5628cb92b2c0] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/520.m4s' for reading
[tls @ 0x5628cbe8a2c0] Error in the pull function.
[hls,applehttp @ 0x5628cae40740] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/520.m4s', retrying with new connection: Input/output error
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/520.m4s' for reading
[https @ 0x5628cb66c080] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/520.m4s' for reading
[tls @ 0x5628cb124380] Error in the pull function.
[hls,applehttp @ 0x5628cae40740] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/520.m4s', retrying with new connection: Input/output error
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/520.m4s' for reading
[tls @ 0x5628cbc1eac0] Error in the pull function.:25:57.00 bitrate=6416.7kbits/s speed=1.54x    
[https @ 0x5628cbc94a40] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/521.m4s' for reading
[tls @ 0x5628cbc1eac0] The specified session has been invalidated for some reason.
[hls,applehttp @ 0x5628cae40740] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/521.m4s', retrying with new connection: Input/output error
[hls,applehttp @ 0x5628cae40740] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/521.m4s' for reading
[https @ 0x5628cbca1240] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/522.m4s' for reading
[https @ 0x5628cbc94a00] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/523.m4s' for reading

comment:4 by Elon Musk, 3 years ago

You still haven't provided output from latest ffmpeg version (git-master not release) but bravo for starting nice talk. Good behavior!

comment:5 by Carl Eugen Hoyos, 3 years ago

Priority: criticalnormal
Resolution: invalid
Status: reopenedclosed

comment:6 by Steven Liu, 3 years ago

Look work ok here, and ffmpeg can retry to download the failed fragment file.

(base) liuqi05:ufbuild liuqi$ ./ffmpeg -i "https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/master.m3u8" -c copy "Video.mp4"
ffmpeg version N-100671-gc48110a4a4 Copyright (c) 2000-2021 the FFmpeg developers
  built with Apple clang version 12.0.0 (clang-1200.0.32.28)
  configuration: --prefix=/usr/local/ --libdir=/usr/local/lib/ --cc=clang --quiet --enable-htmlpages --enable-libx264 --enable-libxml2 --enable-gpl --extra-ldflags='-I/usr/local/opt/openssl/include/ -O0 -g3 -fsanitize=address -Wno-error -fPIC -I/usr/local/include' --extra-ldflags='-O0 -g3 -fsanitize=address -Wno-error -fPIC -L/usr/local/lib -L/usr/local/opt/openssl/lib' --enable-libfreetype --enable-fontconfig --enable-libspeex --enable-libopus --enable-libzmq --enable-libx265 --enable-libass --enable-videotoolbox --disable-optimizations --enable-audiotoolbox --enable-opengl --disable-stripping --disable-avresample --samples=../../fate-suite/ --enable-encoder=hevc_videotoolbox --enable-hwaccel=hevc_videotoolbox --enable-hwaccel=h264_videotoolbox --enable-openssl --enable-nonfree --disable-shared
  libavutil      56. 63.101 / 56. 63.101
  libavcodec     58.117.101 / 58.117.101
  libavformat    58. 65.101 / 58. 65.101
  libavdevice    58. 11.103 / 58. 11.103
  libavfilter     7. 96.100 /  7. 96.100
  libswscale      5.  8.100 /  5.  8.100
  libswresample   3.  8.100 /  3.  8.100
  libpostproc    55.  8.100 / 55.  8.100
[hls @ 0x61b000000780] Skip ('#EXT-X-INDEPENDENT-SEGMENTS')
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:6')
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH16.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH15.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH11.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH12.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH13.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH14.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/1.m4s' for reading
Input #0, hls, from 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/master.m3u8':
  Duration: 01:34:30.40, start: 0.000000, bitrate: 0 kb/s
  Program 0
    Metadata:
      variant_bitrate : 7479315
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:1: Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 5952 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 7479315
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 1
    Metadata:
      variant_bitrate : 596910
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:2: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 426x240 [SAR 1:1 DAR 71:40], 361 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 596910
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 2
    Metadata:
      variant_bitrate : 1035382
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:3: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 640x360 [SAR 1:1 DAR 16:9], 669 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 1035382
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 3
    Metadata:
      variant_bitrate : 1916219
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:4: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 960x540 [SAR 1:1 DAR 16:9], 1314 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 1916219
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 4
    Metadata:
      variant_bitrate : 3577142
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:5: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 2814 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
Output #0, mp4, to 'Video.mp4':
  Metadata:
    encoder         : Lavf58.65.101
    Stream #0:0: Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 5952 kb/s, 25 fps, 25 tbr, 25k tbn, 25k tbc (default)
    Metadata:
      variant_bitrate : 7479315
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
    Stream #0:1(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
Stream mapping:
  Stream #0:1 -> #0:0 (copy)
  Stream #0:0 -> #0:1 (copy)
Press [q] to stop, [?] for help
[https @ 0x626000012100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/2.m4s' for reading
[hls @ 0x61b000000780] No longer receiving playlist 2 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH11.m3u8')
[hls @ 0x61b000000780] No longer receiving playlist 3 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH12.m3u8')
[hls @ 0x61b000000780] No longer receiving playlist 4 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH13.m3u8')
[hls @ 0x61b000000780] No longer receiving playlist 5 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH14.m3u8')
[https @ 0x626000009100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/2.m4s' for reading
[tls @ 0x610000000c40] error:00000000:lib(0):func(0):reason(0)
[hls @ 0x61b000000780] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/2.m4s' with error: 'Input/output error' when opening url, retrying with new connection
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/2.m4s' for reading
[https @ 0x626000015100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/3.m4s' for reading
[https @ 0x62600000c100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/3.m4s' for reading
[tls @ 0x610000000e40] error:00000000:lib(0):func(0):reason(0)
[hls @ 0x61b000000780] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/3.m4s' with error: 'Input/output error' when opening url, retrying with new connection
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/3.m4s' for reading
[https @ 0x626000012100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/4.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/4.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/5.m4s' for reading
[https @ 0x626000015100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/5.m4s' for reading
[https @ 0x626000087100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/6.m4s' for reading
[https @ 0x626000012100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/6.m4s' for reading
[https @ 0x626000015100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/7.m4s' for reading
[https @ 0x62600008a100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/7.m4s' for reading
[tls @ 0x61000000db40] error:00000000:lib(0):func(0):reason(0)
[hls @ 0x61b000000780] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/7.m4s' with error: 'Input/output error' when opening url, retrying with new connection
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/7.m4s' for reading
[https @ 0x626000012100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/8.m4s' for reading
[https @ 0x626000087100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/8.m4s' for reading
[tls @ 0x61000000d940] error:00000000:lib(0):func(0):reason(0)
[hls @ 0x61b000000780] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/8.m4s' with error: 'Input/output error' when opening url, retrying with new connection
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/8.m4s' for reading
[https @ 0x626000015100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/9.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/9.m4s' for reading
frame=  634 fps=4.8 q=-1.0 size=   18944kB time=00:00:25.35 bitrate=6120.4kbits/s speed=0.19x

comment:7 by gibson85, 3 years ago

Yes, it reconnected and downloaded the previous part again. But anyway the resulting video file was broken. THAT is the problem. Have you verified the video file was correct when the download finished? I am a normal user and will not compile/debug anything. Sorry.

in reply to:  7 comment:8 by Steven Liu, 3 years ago

Cc: liuqi05@kuaishou.com removed

Replying to gibson85:

Yes, it reconnected and downloaded the previous part again. But anyway the resulting video file was broken. THAT is the problem. Have you verified the video file was correct when the download finished? I am a normal user and will not compile/debug anything. Sorry.

No problem:

(base) liuqi05:ufbuild liuqi$ ./ffmpeg -y -i "https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/master.m3u8" -c copy -t 60 "Video.mp4"
ffmpeg version N-100788-ge22108240b Copyright (c) 2000-2021 the FFmpeg developers
  built with Apple clang version 12.0.0 (clang-1200.0.32.28)
  configuration: --prefix=/usr/local/ --libdir=/usr/local/lib/ --cc=clang --quiet --enable-htmlpages --enable-libx264 --enable-libxml2 --enable-gpl --extra-ldflags='-I/usr/local/opt/openssl/include/ -O0 -g3 -fsanitize=address -Wno-error -fPIC -I/usr/local/include' --extra-ldflags='-O0 -g3 -fsanitize=address -Wno-error -fPIC -L/usr/local/lib -L/usr/local/opt/openssl/lib' --enable-libfreetype --enable-fontconfig --enable-libspeex --enable-libopus --enable-libzmq --enable-libx265 --enable-libass --enable-videotoolbox --disable-optimizations --enable-audiotoolbox --enable-opengl --disable-stripping --disable-avresample --samples=../../fate-suite/ --enable-encoder=hevc_videotoolbox --enable-hwaccel=hevc_videotoolbox --enable-hwaccel=h264_videotoolbox --enable-openssl --enable-nonfree --disable-shared
  libavutil      56. 63.101 / 56. 63.101
  libavcodec     58.117.101 / 58.117.101
  libavformat    58. 65.101 / 58. 65.101
  libavdevice    58. 11.103 / 58. 11.103
  libavfilter     7. 97.100 /  7. 97.100
  libswscale      5.  8.100 /  5.  8.100
  libswresample   3.  8.100 /  3.  8.100
  libpostproc    55.  8.100 / 55.  8.100
[hls @ 0x61b000000780] Skip ('#EXT-X-INDEPENDENT-SEGMENTS')
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:6')
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH16.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH15.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH11.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH12.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH13.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[https @ 0x626000003100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH14.m3u8' for reading
[hls @ 0x61b000000780] Skip ('#EXT-X-VERSION:7')
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH11/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH12/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH13/1.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/init.mp4' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/0.m4s' for reading
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH14/1.m4s' for reading
Input #0, hls, from 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/master.m3u8':
  Duration: 01:34:30.40, start: 0.000000, bitrate: 0 kb/s
  Program 0
    Metadata:
      variant_bitrate : 7479315
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:1: Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 5952 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 7479315
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 1
    Metadata:
      variant_bitrate : 596910
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:2: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 426x240 [SAR 1:1 DAR 71:40], 361 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 596910
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 2
    Metadata:
      variant_bitrate : 1035382
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:3: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 640x360 [SAR 1:1 DAR 16:9], 669 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 1035382
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 3
    Metadata:
      variant_bitrate : 1916219
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:4: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 960x540 [SAR 1:1 DAR 16:9], 1314 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 1916219
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
  Program 4
    Metadata:
      variant_bitrate : 3577142
    Stream #0:0(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
    Stream #0:5: Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 2814 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
Output #0, mp4, to 'Video.mp4':
  Metadata:
    encoder         : Lavf58.65.101
    Stream #0:0: Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 5952 kb/s, 25 fps, 25 tbr, 25k tbn, 25k tbc (default)
    Metadata:
      variant_bitrate : 7479315
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
    Stream #0:1(de): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 158 kb/s (default)
    Metadata:
      variant_bitrate : 3577142
      major_brand     : mp42
      minor_version   : 1
      compatible_brands: isommp42mp41
      comment         : German
Stream mapping:
  Stream #0:1 -> #0:0 (copy)
  Stream #0:0 -> #0:1 (copy)
Press [q] to stop, [?] for help
[https @ 0x626000012100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/2.m4s' for reading
[hls @ 0x61b000000780] No longer receiving playlist 2 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH11.m3u8')
[hls @ 0x61b000000780] No longer receiving playlist 3 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH12.m3u8')
[hls @ 0x61b000000780] No longer receiving playlist 4 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH13.m3u8')
[hls @ 0x61b000000780] No longer receiving playlist 5 ('https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2REM4WBH11/FO-26H2MU939BH14.m3u8')
[https @ 0x626000009100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/2.m4s' for reading
[tls @ 0x610000000c40] error:00000000:lib(0):func(0):reason(0)
[hls @ 0x61b000000780] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/2.m4s' with error: 'Input/output error' when opening url, retrying with new connection
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/2.m4s' for reading
[https @ 0x626000015100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH15/3.m4s' for reading
[https @ 0x62600000c100] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/3.m4s' for reading
[tls @ 0x610000000e40] error:00000000:lib(0):func(0):reason(0)
[hls @ 0x61b000000780] keepalive request failed for 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/3.m4s' with error: 'Input/output error' when opening url, retrying with new connection
[hls @ 0x61b000000780] Opening 'https://cs.liiift.io/v1/STV/pd/34/4B/A3/95/FO-26H2MU939BH16/3.m4s' for reading
frame=  206 fps= 10 q=-1.0 Lsize=    6086kB time=00:00:08.21 bitrate=6065.5kbits/s speed=0.401x
video:5920kB audio:159kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.123673%
(base) liuqi05:ufbuild liuqi$ ffplay Video.mp4
ffplay version n4.3 Copyright (c) 2003-2020 the FFmpeg developers
  built with Apple clang version 12.0.0 (clang-1200.0.32.28)
  configuration: --prefix=/usr/local/ --libdir=/usr/local/lib/ --cc=clang --quiet --enable-htmlpages --enable-libx264 --enable-libxml2 --enable-gpl --extra-ldflags='-I/usr/local/opt/openssl/include/ -O0 -g3 -fsanitize=address -Wno-error -fPIC -I/usr/local/include' --extra-ldflags='-O0 -g3 -fsanitize=address -Wno-error -fPIC -L/usr/local/lib -L/usr/local/opt/openssl/lib' --enable-libfreetype --enable-fontconfig --enable-libspeex --enable-libopus --enable-libzmq --enable-libx265 --enable-libass --enable-videotoolbox --disable-optimizations --enable-audiotoolbox --enable-opengl --disable-stripping --disable-avresample --samples=../../fate-suite/ --enable-encoder=hevc_videotoolbox --enable-hwaccel=hevc_videotoolbox --enable-hwaccel=h264_videotoolbox --enable-openssl --enable-nonfree --disable-shared
  libavutil      56. 51.100 / 56. 51.100
  libavcodec     58. 91.100 / 58. 91.100
  libavformat    58. 45.100 / 58. 45.100
  libavdevice    58. 10.100 / 58. 10.100
  libavfilter     7. 85.100 /  7. 85.100
  libswscale      5.  7.100 /  5.  7.100
  libswresample   3.  7.100 /  3.  7.100
  libpostproc    55.  7.100 / 55.  7.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Video.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2avc1mp41
    encoder         : Lavf58.65.101
  Duration: 00:00:08.28, start: 0.000000, bitrate: 6021 kb/s
    Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 5885 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
    Metadata:
      handler_name    : VideoHandler
    Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 157 kb/s (default)
    Metadata:
      handler_name    : SoundHandler
   9.76 A-V:  0.007 fd=  44 aq=    0KB vq=    0KB sq=    0B f=0/0
(base) liuqi05:ufbuild liuqi$
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