#11410: Can't convert hevc flv to mp4. Video codec (c) is not implemented error.
-------------------------------------+-------------------------------------
             Reporter:  robteny45    |                     Type:  defect
               Status:  new          |                 Priority:  important
            Component:  ffmpeg       |                  Version:  7.1
             Keywords:  flv Hevc     |               Blocked By:
  h265                               |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: Hevc flv streams served by tiktok can't be converted
 to mp4.
 How to reproduce:
 {{{
 % ffmpeg -i codec_not_supported_error.flv -report -c copy output.mp4
 ffmpeg version 7.1 Copyright (c) 2000-2024 the FFmpeg developers
   built with Android (12470979, +pgo, +bolt, +lto, +mlgo, based on
 r522817c) clang version 18.0.3 (https://android.googlesource.com/toolchain
 /llvm-project d8003a456d14a3deb8054cdaa529ffbf02d9b262)
   configuration: --arch=aarch64 --as=aarch64-linux-android-clang
 --cc=aarch64-linux-android-clang --cxx=aarch64-linux-android-clang++ --nm
 =llvm-nm --ar=llvm-ar --ranlib=llvm-ranlib --pkg-config=/home/builder
 /.termux-build/_cache/android-r27c-api-24-v1/bin/pkg-config --strip=llvm-
 strip --cross-prefix=aarch64-linux-android- --disable-indevs --disable-
 outdevs --enable-indev=lavfi --disable-static --disable-symver --enable-
 cross-compile --enable-gnutls --enable-gpl --enable-version3 --enable-jni
 --enable-lcms2 --enable-libaom --enable-libass --enable-libbluray
 --enable-libdav1d --enable-libfontconfig --enable-libfreetype --enable-
 libfribidi --enable-libgme --enable-libharfbuzz --enable-libmp3lame
 --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenmpt
 --enable-libopus --enable-librav1e --enable-librubberband --enable-libsoxr
 --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtheora
 --enable-libv4l2 --enable-libvidstab --enable-libvmaf --enable-libvo-
 amrwbenc --enable-libvorbis --ena  libavutil      59. 39.100 / 59. 39.100
   libavcodec     61. 19.100 / 61. 19.100
   libavformat    61.  7.100 / 61.  7.100
   libavdevice    61.  3.100 / 61.  3.100
   libavfilter    10.  4.100 / 10.  4.100
   libswscale      8.  3.100 /  8.  3.100
   libswresample   5.  3.100 /  5.  3.100
   libpostproc    58.  3.100 / 58.  3.100
 Splitting the commandline.
 Reading option '-i' ... matched as input url with argument
 'codec_not_supported_error.flv'.
 Reading option '-report' ... matched as option 'report' (generate a
 report) with argument '1'.
 Reading option '-c' ... matched as option 'c' (select encoder/decoder
 ('copy' to copy stream without reencoding)) with argument 'copy'.
 Reading option 'output.mp4' ... matched as output url.
 Finished splitting the commandline.
 Parsing a group of options: global .
 Applying option report (generate a report) with argument 1.
 Successfully parsed a group of options.
 Parsing a group of options: input url codec_not_supported_error.flv.
 Successfully parsed a group of options.
 Opening an input file: codec_not_supported_error.flv.
 [AVFormatContext @ 0x7150eaf280] Opening 'codec_not_supported_error.flv'
 for reading
 [file @ 0x7150e27800] Setting default whitelist 'file,crypto,data'
 [flv @ 0x7150eaf280] Format flv probed with size=2048 and score=100
 [flv @ 0x7150eaf280] Before avformat_find_stream_info() pos: 13 bytes
 read:32768 seeks:0 nb_streams:0
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 64, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 64, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_pfa_3xM_inv_float_c - type: mdct_float, len: 96, factors[2]: [3,
 any], flags: [unaligned, out_of_place, inv_only]
         fft16_ns_float_neon - type: fft_float, len: 16, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_pfa_15xM_inv_float_c - type: mdct_float, len: 120, factors[2]:
 [15, any], flags: [unaligned, out_of_place, inv_only]
         fft4_fwd_float_neon - type: fft_float, len: 4, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 128, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 64, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_pfa_15xM_inv_float_c - type: mdct_float, len: 480, factors[2]:
 [15, any], flags: [unaligned, out_of_place, inv_only]
         fft16_ns_float_neon - type: fft_float, len: 16, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 512, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 256, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_pfa_3xM_inv_float_c - type: mdct_float, len: 768, factors[2]: [3,
 any], flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 128, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_pfa_15xM_inv_float_c - type: mdct_float, len: 960, factors[2]:
 [15, any], flags: [unaligned, out_of_place, inv_only]
         fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 1024, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 512, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 Transform tree:
     mdct_fwd_float_c - type: mdct_float, len: 1024, factors[2]: [2, any],
 flags: [unaligned, out_of_place, fwd_only]
         fft_sr_ns_float_neon - type: fft_float, len: 512, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x7150eaf280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x7150eaf280] Packet corrupt (stream = 1, dts = 7018266).
 [flv @ 0x7150eaf280] rfps: 29.833333 0.009652
 [flv @ 0x7150eaf280] rfps: 29.916667 0.002468
 [flv @ 0x7150eaf280] rfps: 29.916667 0.002468
 [flv @ 0x7150eaf280] rfps: 30.000000 0.000067
 [flv @ 0x7150eaf280] rfps: 60.000000 0.000269
 [flv @ 0x7150eaf280] rfps: 60.000000 0.000269
 [flv @ 0x7150eaf280] rfps: 120.000000 0.001075
 [flv @ 0x7150eaf280] rfps: 120.000000 0.001075
 [flv @ 0x7150eaf280] rfps: 240.000000 0.004300
 [flv @ 0x7150eaf280] rfps: 240.000000 0.004300
 [flv @ 0x7150eaf280] rfps: 29.970030 0.000380
 [flv @ 0x7150eaf280] rfps: 29.970030 0.000380
 [flv @ 0x7150eaf280] rfps: 59.940060 0.001519
 [flv @ 0x7150eaf280] rfps: 59.940060 0.001519
 [flv @ 0x7150eaf280] Could not find codec parameters for stream 1 (Video:
 none ([12][0][0][0] / 0x000C), none, 6553 kb/s): unknown codec
 Consider increasing the value for the 'analyzeduration' (0) and
 'probesize' (5000000) options
 [flv @ 0x7150eaf280] After avformat_find_stream_info() pos: 1921561 bytes
 read:1953392 seeks:2 frames:149
 Input #0, flv, from 'codec_not_supported_error.flv':
   Metadata:
     os_version      : 10.0.26100.2605
     Encoder         : bytedmediasdk:soDIQcJ2G4hG/EpwyqrAAg==
     audiochannels   : 2
     fileSize        : 0
     link_info       : n.br-ym4h6j.xqsq_78603,n.us-fortto.w3ql_2871232,n
 .us-fortto.mi7e_324231,n.us-ujgrr9.hsns_447628,n.us-ujgrr9.xzh5_2389600,n
 .fr-okz8i5.wp1i_45797,n.fr-okz8i5.vk09_42911,n.nl-heywjn.ht4o_18831,n.nl-
 heywjn.etk6_46098
     default_bitrate : 6400
     platform        : windows
     publish_time_stamp: 1736526110
     fp_dispatch_expr_tag:
     interval        : 60
     model           : 64-bit
     sdk_version     : 10.7.1.6
     stream_id       : push-
 rtmp-f5-va01.tiktokcdn.com:game:stream-2998840055655301208
     max_bitrate     : 7400
     is_hardware_encode: true
     min_bitrate     : 6400
   Duration: 00:00:00.00, start: 0.000000, bitrate: N/A
   Stream #0:0, 87, 1/1000: Audio: aac (LC), 48000 Hz, stereo, fltp, 262
 kb/s
   Stream #0:1, 62, 1/1000: Video: none ([12][0][0][0] / 0x000C), none,
 6553 kb/s, 30 fps, 30 tbr, 1k tbn
 Successfully opened the file.
 Parsing a group of options: output url output.mp4.
 Applying option c (select encoder/decoder ('copy' to copy stream without
 reencoding)) with argument copy.
 Successfully parsed a group of options.
 Opening an output file: output.mp4.
 [out#0/mp4 @ 0x7150edeac0] No explicit maps, mapping streams
 automatically...
 [vost#0:0/copy @ 0x7150ee2300] Created video stream from input stream 0:1
 [aost#0:1/copy @ 0x7150395100] Created audio stream from input stream 0:0
 [file @ 0x7150e398a0] Setting default whitelist 'file,crypto,data'
 Successfully opened the file.
 Stream mapping:
   Stream #0:1 -> #0:0 (copy)
   Stream #0:0 -> #0:1 (copy)
 [mp4 @ 0x7150eb2700] dimensions not set
 [out#0/mp4 @ 0x7150edeac0] Could not write header (incorrect codec
 parameters ?): Invalid argument
 [AVIOContext @ 0x7150ece780] Statistics: 0 bytes written, 0 seeks, 0
 writeouts
 [AVIOContext @ 0x7150ece500] Statistics: 1953392 bytes read, 2 seeks
 Conversion failed!
 }}}

 Full, uncut console output provided by ffmpeg -v 9 -loglevel 99 -i:
 {{{
 $ ffmpeg -v 9 -loglevel 99 -report -i codec_not_supported_error.flv
 ffmpeg version 7.1 Copyright (c) 2000-2024 the FFmpeg developers
   built with Android (12470979, +pgo, +bolt, +lto, +mlgo, based on
 r522817c) clang version 18.0.3 (https://android.googlesource.com/toolchain
 /llvm-project d8003a456d14a3deb8054cdaa529ffbf02d9b262)
   configuration: --arch=aarch64 --as=aarch64-linux-android-clang
 --cc=aarch64-linux-android-clang --cxx=aarch64-linux-android-clang++ --nm
 =llvm-nm --ar=llvm-ar --ranlib=llvm-ranlib --pkg-config=/home/builder
 /.termux-build/_cache/android-r27c-api-24-v1/bin/pkg-config --strip=llvm-
 strip --cross-prefix=aarch64-linux-android- --disable-indevs --disable-
 outdevs --enable-indev=lavfi --disable-static --disable-symver --enable-
 cross-compile --enable-gnutls --enable-gpl --enable-version3 --enable-jni
 --enable-lcms2 --enable-libaom --enable-libass --enable-libbluray
 --enable-libdav1d --enable-libfontconfig --enable-libfreetype --enable-
 libfribidi --enable-libgme --enable-libharfbuzz --enable-libmp3lame
 --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenmpt
 --enable-libopus --enable-librav1e --enable-librubberband --enable-libsoxr
 --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtheora
 --enable-libv4l2 --enable-libvidstab --enable-libvmaf --enable-libvo-
 amrwbenc --enable-libvorbis --ena  libavutil      59. 39.100 / 59. 39.100
   libavcodec     61. 19.100 / 61. 19.100
   libavformat    61.  7.100 / 61.  7.100
   libavdevice    61.  3.100 / 61.  3.100
   libavfilter    10.  4.100 / 10.  4.100
   libswscale      8.  3.100 /  8.  3.100
   libswresample   5.  3.100 /  5.  3.100
   libpostproc    58.  3.100 / 58.  3.100
 Splitting the commandline.
 Reading option '-v' ... matched as option 'v' (set logging level) with
 argument '9'.
 Reading option '-loglevel' ... matched as option 'loglevel' (set logging
 level) with argument '99'.
 Reading option '-report' ... matched as option 'report' (generate a
 report) with argument '1'.
 Reading option '-i' ... matched as input url with argument
 'codec_not_supported_error.flv'.
 Finished splitting the commandline.
 Parsing a group of options: global .
 Applying option v (set logging level) with argument 9.
 Applying option loglevel (set logging level) with argument 99.
 Applying option report (generate a report) with argument 1.
 Successfully parsed a group of options.
 Parsing a group of options: input url codec_not_supported_error.flv.
 Successfully parsed a group of options.
 Opening an input file: codec_not_supported_error.flv.
 [AVFormatContext @ 0x6fef6af280] Opening 'codec_not_supported_error.flv'
 for reading
 [file @ 0x6fef627800] Setting default whitelist 'file,crypto,data'
 Probing flv score:100 size:2048
 [flv @ 0x6fef6af280] Format flv probed with size=2048 and score=100
 [flv @ 0x6fef6af280] Before avformat_find_stream_info() pos: 13 bytes
 read:32768 seeks:0 nb_streams:0
 [flv @ 0x6fef6af280] type:18, size:901, last:-1, dts:0 pos:21
 [flv @ 0x6fef6af280] type:8, size:7, last:-1, dts:0 pos:937
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:136, last:-1, dts:0 pos:959
 [flv @ 0x6fef6af280] 0 1C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:9, size:301123, last:-1, dts:7016266 pos:1110
 [flv @ 0x6fef6af280] 0 1C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:9, size:43310, last:-1, dts:7016300 pos:302248
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:9, size:7202, last:-1, dts:7016333 pos:345573
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:9, size:8890, last:-1, dts:7016366 pos:352790
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:9, size:8858, last:-1, dts:7016400 pos:361695
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:652, last:-1, dts:7016320 pos:370568
 [flv @ 0x6fef6af280] 1 AF 0
 For transform of length 64, inverse, mdct_float, flags: [aligned,
 out_of_place], found 2 matches:
     1: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     2: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 32, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf], prio: 352
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft32_ns_float_c - type: fft_float, len: 32, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 64, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 For transform of length 64, inverse, mdct_float, flags: [aligned,
 out_of_place], found 2 matches:
     1: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     2: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 32, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf], prio: 352
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft32_ns_float_c - type: fft_float, len: 32, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 64, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 For transform of length 96, inverse, mdct_float, flags: [aligned,
 out_of_place], found 3 matches:
     1: mdct_pfa_3xM_inv_float_c - type: mdct_float, len: [6, ∞],
 factors[2]: [3, any], flags: [unaligned, out_of_place, inv_only], prio:
 112
     2: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     3: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 16, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft16_ns_float_neon - type: fft_float, len: 16, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf], prio: 352
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft16_ns_float_c - type: fft_float, len: 16, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_pfa_3xM_inv_float_c - type: mdct_float, len: 96, factors[2]: [3,
 any], flags: [unaligned, out_of_place, inv_only]
         fft16_ns_float_neon - type: fft_float, len: 16, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 For transform of length 120, inverse, mdct_float, flags: [aligned,
 out_of_place], found 5 matches:
     1: mdct_pfa_15xM_inv_float_c - type: mdct_float, len: [30, ∞],
 factors[2]: [15, any], flags: [unaligned, out_of_place, inv_only], prio:
 304
     2: mdct_pfa_5xM_inv_float_c - type: mdct_float, len: [10, ∞],
 factors[2]: [5, any], flags: [unaligned, out_of_place, inv_only], prio:
 144
     3: mdct_pfa_3xM_inv_float_c - type: mdct_float, len: [6, ∞],
 factors[2]: [3, any], flags: [unaligned, out_of_place, inv_only], prio:
 112
     4: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     5: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 4, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 2 matches:
     1: fft4_fwd_float_neon - type: fft_float, len: 4, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf], prio: 352
     2: fft4_ns_float_c - type: fft_float, len: 4, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_pfa_15xM_inv_float_c - type: mdct_float, len: 120, factors[2]:
 [15, any], flags: [unaligned, out_of_place, inv_only]
         fft4_fwd_float_neon - type: fft_float, len: 4, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 For transform of length 128, inverse, mdct_float, flags: [aligned,
 out_of_place], found 2 matches:
     1: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     2: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 64, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft_sr_ns_float_neon - type: fft_float, len: [64, 131072], factor:
 2, flags: [aligned, inplace, out_of_place, preshuf], prio: 288
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft64_ns_float_c - type: fft_float, len: 64, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 128, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 64, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 For transform of length 480, inverse, mdct_float, flags: [aligned,
 out_of_place], found 5 matches:
     1: mdct_pfa_15xM_inv_float_c - type: mdct_float, len: [30, ∞],
 factors[2]: [15, any], flags: [unaligned, out_of_place, inv_only], prio:
 304
     2: mdct_pfa_5xM_inv_float_c - type: mdct_float, len: [10, ∞],
 factors[2]: [5, any], flags: [unaligned, out_of_place, inv_only], prio:
 144
     3: mdct_pfa_3xM_inv_float_c - type: mdct_float, len: [6, ∞],
 factors[2]: [3, any], flags: [unaligned, out_of_place, inv_only], prio:
 112
     4: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     5: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 16, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft16_ns_float_neon - type: fft_float, len: 16, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf], prio: 352
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft16_ns_float_c - type: fft_float, len: 16, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_pfa_15xM_inv_float_c - type: mdct_float, len: 480, factors[2]:
 [15, any], flags: [unaligned, out_of_place, inv_only]
         fft16_ns_float_neon - type: fft_float, len: 16, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 For transform of length 512, inverse, mdct_float, flags: [aligned,
 out_of_place], found 2 matches:
     1: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     2: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 256, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft_sr_ns_float_neon - type: fft_float, len: [64, 131072], factor:
 2, flags: [aligned, inplace, out_of_place, preshuf], prio: 288
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft256_ns_float_c - type: fft_float, len: 256, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 512, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 256, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 For transform of length 768, inverse, mdct_float, flags: [aligned,
 out_of_place], found 3 matches:
     1: mdct_pfa_3xM_inv_float_c - type: mdct_float, len: [6, ∞],
 factors[2]: [3, any], flags: [unaligned, out_of_place, inv_only], prio:
 112
     2: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     3: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 128, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft_sr_ns_float_neon - type: fft_float, len: [64, 131072], factor:
 2, flags: [aligned, inplace, out_of_place, preshuf], prio: 288
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft128_ns_float_c - type: fft_float, len: 128, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_pfa_3xM_inv_float_c - type: mdct_float, len: 768, factors[2]: [3,
 any], flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 128, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 For transform of length 960, inverse, mdct_float, flags: [aligned,
 out_of_place], found 5 matches:
     1: mdct_pfa_15xM_inv_float_c - type: mdct_float, len: [30, ∞],
 factors[2]: [15, any], flags: [unaligned, out_of_place, inv_only], prio:
 304
     2: mdct_pfa_5xM_inv_float_c - type: mdct_float, len: [10, ∞],
 factors[2]: [5, any], flags: [unaligned, out_of_place, inv_only], prio:
 144
     3: mdct_pfa_3xM_inv_float_c - type: mdct_float, len: [6, ∞],
 factors[2]: [3, any], flags: [unaligned, out_of_place, inv_only], prio:
 112
     4: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     5: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 32, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf], prio: 352
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft32_ns_float_c - type: fft_float, len: 32, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_pfa_15xM_inv_float_c - type: mdct_float, len: 960, factors[2]:
 [15, any], flags: [unaligned, out_of_place, inv_only]
         fft32_ns_float_neon - type: fft_float, len: 32, factor: 2, flags:
 [aligned, inplace, out_of_place, preshuf]
 For transform of length 1024, inverse, mdct_float, flags: [aligned,
 out_of_place], found 2 matches:
     1: mdct_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, inv_only], prio: 96
     2: mdct_naive_inv_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, inv_only], prio: -130976
 For transform of length 512, inverse, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft_sr_ns_float_neon - type: fft_float, len: [64, 131072], factor:
 2, flags: [aligned, inplace, out_of_place, preshuf], prio: 288
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft512_ns_float_c - type: fft_float, len: 512, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_inv_float_c - type: mdct_float, len: 1024, factors[2]: [2, any],
 flags: [unaligned, out_of_place, inv_only]
         fft_sr_ns_float_neon - type: fft_float, len: 512, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 For transform of length 1024, forward, mdct_float, flags: [aligned,
 out_of_place], found 2 matches:
     1: mdct_fwd_float_c - type: mdct_float, len: [2, ∞], factors[2]: [2,
 any], flags: [unaligned, out_of_place, fwd_only], prio: 96
     2: mdct_naive_fwd_float_c - type: mdct_float, len: [2, ∞], factors[2]:
 [2, any], flags: [unaligned, out_of_place, fwd_only], prio: -130976
 For transform of length 512, forward, fft_float, flags: [aligned, inplace,
 preshuf], found 3 matches:
     1: fft_sr_ns_float_neon - type: fft_float, len: [64, 131072], factor:
 2, flags: [aligned, inplace, out_of_place, preshuf], prio: 288
     2: fft_pfa_ns_float_c - type: fft_float, len: [6, ∞], factors[2]: [7,
 5, 3, 2, any], flags: [unaligned, inplace, out_of_place, preshuf], prio:
 112
     3: fft512_ns_float_c - type: fft_float, len: 512, factor: 2, flags:
 [unaligned, inplace, out_of_place, preshuf], prio: 96
 Transform tree:
     mdct_fwd_float_c - type: mdct_float, len: 1024, factors[2]: [2, any],
 flags: [unaligned, out_of_place, fwd_only]
         fft_sr_ns_float_neon - type: fft_float, len: 512, factor: 2,
 flags: [aligned, inplace, out_of_place, preshuf]
 [flv @ 0x6fef6af280] type:9, size:40038, last:-1, dts:7016433 pos:371235
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:633, last:-1, dts:7016341 pos:411288
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:677, last:-1, dts:7016362 pos:411936
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:8276, last:-1, dts:7016466 pos:412628
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:658, last:-1, dts:7016384 pos:420919
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:8459, last:-1, dts:7016500 pos:421592
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:647, last:-1, dts:7016405 pos:430066
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:708, last:-1, dts:7016426 pos:430728
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:8481, last:-1, dts:7016533 pos:431451
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:733, last:-1, dts:7016448 pos:439947
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:44387, last:-1, dts:7016566 pos:440695
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:776, last:-1, dts:7016469 pos:485097
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:901, last:-1, dts:7016490 pos:485888
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:9056, last:-1, dts:7016600 pos:486804
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:867, last:-1, dts:7016512 pos:495875
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:9122, last:-1, dts:7016633 pos:496757
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:483, last:-1, dts:7016533 pos:505894
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:564, last:-1, dts:7016554 pos:506392
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:9126, last:-1, dts:7016666 pos:506971
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:855, last:-1, dts:7016576 pos:516112
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:759, last:-1, dts:7016597 pos:516982
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:38401, last:-1, dts:7016700 pos:517756
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:885, last:-1, dts:7016618 pos:556172
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:8374, last:-1, dts:7016733 pos:557072
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:472, last:-1, dts:7016640 pos:565461
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:542, last:-1, dts:7016661 pos:565948
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:8093, last:-1, dts:7016766 pos:566505
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:596, last:-1, dts:7016682 pos:574613
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:533, last:-1, dts:7016800 pos:575224
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:603, last:-1, dts:7016704 pos:575772
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:572, last:-1, dts:7016725 pos:576390
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:46773, last:-1, dts:7016833 pos:576977
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:657, last:-1, dts:7016746 pos:623765
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:10114, last:-1, dts:7016866 pos:624437
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:654, last:-1, dts:7016768 pos:634566
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:683, last:-1, dts:7016789 pos:635235
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:10091, last:-1, dts:7016900 pos:635933
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:687, last:-1, dts:7016810 pos:646039
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:692, last:-1, dts:7016832 pos:646741
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:9786, last:-1, dts:7016933 pos:647448
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:766, last:-1, dts:7016853 pos:657249
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:48254, last:-1, dts:7016966 pos:658030
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:713, last:-1, dts:7016874 pos:706299
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:685, last:-1, dts:7016896 pos:707027
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:557, last:-1, dts:7017000 pos:707727
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:626, last:-1, dts:7016917 pos:708299
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:10336, last:-1, dts:7017033 pos:708940
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:614, last:-1, dts:7016938 pos:719291
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:588, last:-1, dts:7016960 pos:719920
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:10482, last:-1, dts:7017066 pos:720523
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:591, last:-1, dts:7016981 pos:731020
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:54292, last:-1, dts:7017100 pos:731626
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:696, last:-1, dts:7017002 pos:785933
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:714, last:-1, dts:7017024 pos:786644
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:10204, last:-1, dts:7017133 pos:787373
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:606, last:-1, dts:7017045 pos:797592
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:10444, last:-1, dts:7017166 pos:798213
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:644, last:-1, dts:7017066 pos:808672
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:528, last:-1, dts:7017088 pos:809331
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:10327, last:-1, dts:7017200 pos:809874
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:652, last:-1, dts:7017109 pos:820216
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:670, last:-1, dts:7017130 pos:820883
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:66970, last:-1, dts:7017233 pos:821568
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:635, last:-1, dts:7017152 pos:888553
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:11743, last:-1, dts:7017266 pos:889203
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:554, last:-1, dts:7017173 pos:900961
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:720, last:-1, dts:7017194 pos:901530
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:14728, last:-1, dts:7017300 pos:902265
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:802, last:-1, dts:7017216 pos:917008
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:14743, last:-1, dts:7017333 pos:917825
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:707, last:-1, dts:7017237 pos:932583
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:612, last:-1, dts:7017258 pos:933305
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:71713, last:-1, dts:7017366 pos:933932
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:539, last:-1, dts:7017280 pos:1005660
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:18024, last:-1, dts:7017400 pos:1006214
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:493, last:-1, dts:7017301 pos:1024253
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:637, last:-1, dts:7017322 pos:1024761
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:18740, last:-1, dts:7017433 pos:1025413
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:709, last:-1, dts:7017344 pos:1044168
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:626, last:-1, dts:7017365 pos:1044892
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:471, last:-1, dts:7017466 pos:1045533
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:687, last:-1, dts:7017386 pos:1046019
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:76969, last:-1, dts:7017500 pos:1046721
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:697, last:-1, dts:7017408 pos:1123705
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:684, last:-1, dts:7017429 pos:1124417
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:24739, last:-1, dts:7017533 pos:1125116
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:694, last:-1, dts:7017450 pos:1149870
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:20615, last:-1, dts:7017566 pos:1150579
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:724, last:-1, dts:7017472 pos:1171209
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:579, last:-1, dts:7017493 pos:1171948
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:17271, last:-1, dts:7017600 pos:1172542
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:502, last:-1, dts:7017514 pos:1189828
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:79647, last:-1, dts:7017633 pos:1190345
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:546, last:-1, dts:7017536 pos:1270007
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:939, last:-1, dts:7017557 pos:1270568
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:16616, last:-1, dts:7017666 pos:1271522
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:735, last:-1, dts:7017578 pos:1288153
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:16704, last:-1, dts:7017700 pos:1288903
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:768, last:-1, dts:7017600 pos:1305622
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:580, last:-1, dts:7017621 pos:1306405
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:19961, last:-1, dts:7017733 pos:1307000
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:650, last:-1, dts:7017642 pos:1326976
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:595, last:-1, dts:7017664 pos:1327641
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:74723, last:-1, dts:7017766 pos:1328251
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:689, last:-1, dts:7017685 pos:1402989
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:18666, last:-1, dts:7017800 pos:1403693
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:706, last:-1, dts:7017706 pos:1422374
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:754, last:-1, dts:7017728 pos:1423095
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:20739, last:-1, dts:7017833 pos:1423864
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:870, last:-1, dts:7017749 pos:1444618
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:20952, last:-1, dts:7017866 pos:1445503
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:914, last:-1, dts:7017770 pos:1466470
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:861, last:-1, dts:7017792 pos:1467399
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:49897, last:-1, dts:7017900 pos:1468275
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:543, last:-1, dts:7017813 pos:1518187
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:15951, last:-1, dts:7017933 pos:1518745
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:481, last:-1, dts:7017834 pos:1534711
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:545, last:-1, dts:7017856 pos:1535207
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:15661, last:-1, dts:7017966 pos:1535767
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:765, last:-1, dts:7017877 pos:1551443
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:555, last:-1, dts:7017898 pos:1552223
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:13928, last:-1, dts:7018000 pos:1552793
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:728, last:-1, dts:7017920 pos:1566736
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:51198, last:-1, dts:7018033 pos:1567479
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:830, last:-1, dts:7017941 pos:1618692
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:617, last:-1, dts:7017962 pos:1619537
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:15504, last:-1, dts:7018066 pos:1620169
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:689, last:-1, dts:7017984 pos:1635688
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:16865, last:-1, dts:7018100 pos:1636392
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:621, last:-1, dts:7018005 pos:1653272
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:595, last:-1, dts:7018026 pos:1653908
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:16507, last:-1, dts:7018133 pos:1654518
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:616, last:-1, dts:7018048 pos:1671040
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:47915, last:-1, dts:7018166 pos:1671671
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:546, last:-1, dts:7018069 pos:1719601
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:688, last:-1, dts:7018090 pos:1720162
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:17663, last:-1, dts:7018200 pos:1720865
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:1003, last:-1, dts:7018112 pos:1738543
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:16359, last:-1, dts:7018233 pos:1739561
 [flv @ 0x6fef6af280] 0 2C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] type:8, size:870, last:-1, dts:7018133 pos:1755935
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:8, size:878, last:-1, dts:7018154 pos:1756820
 [flv @ 0x6fef6af280] 1 AF 0
 [flv @ 0x6fef6af280] type:9, size:269050, last:-1, dts:7018266 pos:1757713
 [flv @ 0x6fef6af280] 0 1C 0
 [flv @ 0x6fef6af280] Video codec (c) is not implemented. Update your
 FFmpeg version to the newest one from Git. If the problem still occurs, it
 means that your file has a feature which has not been implemented.
 [flv @ 0x6fef6af280] If you want to help, upload a sample of this file to
 https://streams.videolan.org/upload/ and contact the ffmpeg-devel mailing
 list. (ffmpeg-de...@ffmpeg.org)
 [flv @ 0x6fef6af280] Packet corrupt (stream = 1, dts = 7018266).
 [flv @ 0x6fef6af280] type:0, size:0, last:-1, dts:0 pos:1921561
 [flv @ 0x6fef6af280] rfps: 29.833333 0.009652
 [flv @ 0x6fef6af280] rfps: 29.916667 0.002468
 [flv @ 0x6fef6af280] rfps: 29.916667 0.002468
 [flv @ 0x6fef6af280] rfps: 30.000000 0.000067
 [flv @ 0x6fef6af280] rfps: 60.000000 0.000269
 [flv @ 0x6fef6af280] rfps: 60.000000 0.000269
 [flv @ 0x6fef6af280] rfps: 120.000000 0.001075
 [flv @ 0x6fef6af280] rfps: 120.000000 0.001075
 [flv @ 0x6fef6af280] rfps: 240.000000 0.004300
 [flv @ 0x6fef6af280] rfps: 240.000000 0.004300
 [flv @ 0x6fef6af280] rfps: 29.970030 0.000380
 [flv @ 0x6fef6af280] rfps: 29.970030 0.000380
 [flv @ 0x6fef6af280] rfps: 59.940060 0.001519
 [flv @ 0x6fef6af280] rfps: 59.940060 0.001519
 [flv @ 0x6fef6af280] stream 0: start_time: 7016.32 duration: NOPTS
 [flv @ 0x6fef6af280] stream 1: start_time: 0 duration: NOPTS
 [flv @ 0x6fef6af280] format: start_time: 0 duration: 0 (estimate from
 stream) bitrate=0 kb/s
 [flv @ 0x6fef6af280] Could not find codec parameters for stream 1 (Video:
 none, 1 reference frame ([12][0][0][0] / 0x000C), none, 6553 kb/s):
 unknown codec
 Consider increasing the value for the 'analyzeduration' (0) and
 'probesize' (5000000) options
 [flv @ 0x6fef6af280] After avformat_find_stream_info() pos: 1921561 bytes
 read:1953392 seeks:2 frames:149
 Input #0, flv, from 'codec_not_supported_error.flv':
   Metadata:
     os_version      : 10.0.26100.2605
     Encoder         : bytedmediasdk:soDIQcJ2G4hG/EpwyqrAAg==
     audiochannels   : 2
     fileSize        : 0
     link_info       : n.br-ym4h6j.xqsq_78603,n.us-fortto.w3ql_2871232,n
 .us-fortto.mi7e_324231,n.us-ujgrr9.hsns_447628,n.us-ujgrr9.xzh5_2389600,n
 .fr-okz8i5.wp1i_45797,n.fr-okz8i5.vk09_42911,n.nl-heywjn.ht4o_18831,n.nl-
 heywjn.etk6_46098
     default_bitrate : 6400
     platform        : windows
     publish_time_stamp: 1736526110
     fp_dispatch_expr_tag:
     interval        : 60
     model           : 64-bit
     sdk_version     : 10.7.1.6
     stream_id       : push-
 rtmp-f5-va01.tiktokcdn.com:game:stream-2998840055655301208
     max_bitrate     : 7400
     is_hardware_encode: true
     min_bitrate     : 6400
   Duration: 00:00:00.00, start: 0.000000, bitrate: N/A
   Stream #0:0, 87, 1/1000: Audio: aac (LC), 48000 Hz, stereo, fltp, 262
 kb/s
   Stream #0:1, 62, 1/1000: Video: none, 1 reference frame ([12][0][0][0] /
 0x000C), none, 6553 kb/s, 30 fps, 30 tbr, 1k tbn
 Successfully opened the file.
 At least one output file must be specified
 [AVIOContext @ 0x6fef6ce500] Statistics: 1953392 bytes read, 2 seeks
 }}}

 I tried with different hevc flv streams and different ffmpeg versions to
 no avail.
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/11410>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker
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