Files from p to interlaced last frame counted 2x

[Tim]

Timecode of the Original File in Avid MC: 22:24:00:01

FFMPEG Script

ffmpeg -i "%%i" -vcodec dnxhd -b:v 120M -q 1 -flags +ildct -vf  "fps=50,format=yuv422p,scale=1920:1080,interlace,fieldorder=tff" -map_metadata 0:s:2 "coded\%%~ni_1080i50.mov"

Output

W:\Rohmaterial_Ablage\Project\testencodeBjoern>for %i in (*.mov *.mts *.mp4 *.3gp) do (
ffmpeg -r 50 -i "%i" -vcodec dnxhd -b:v 120M -q 1 -flags +ildct -vf  "fps=50,format=yuv422p,scale=1920:1080,interlace,fieldorder=tff" -map_metadata 0:s:2 "coded\%~ni_1080i50.mov"
 MOVE "%i" "done\%i"
)

W:\Rohmaterial_Ablage\Project\testencodeBjoern>(
ffmpeg -r 50 -i "Project_R1_AX33_C0001_ff.MP4" -vcodec dnxhd -b:v 120M -q 1 -flags +ildct -vf  "fps=50,format=yuv422p,scale=1920:1080,interlace,fieldorder=tff" -map_metadata 0:s:2 "coded\Project_R1_AX33_C0001_ff_1080i50.mov"
 MOVE "Project_R1_AX33_C0001_ff.MP4" "done\Project_R1_AX33_C0001_ff.MP4"
)
ffmpeg version 2022-08-13-git-c469c3c3b1-essentials_build-www.gyan.dev Copyright (c) 2000-2022 the FFmpeg developers
  built with gcc 12.1.0 (Rev2, Built by MSYS2 project)
  configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-libfreetype --enable-libfribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-librubberband
  libavutil      57. 33.101 / 57. 33.101
  libavcodec     59. 42.101 / 59. 42.101
  libavformat    59. 30.100 / 59. 30.100
  libavdevice    59.  8.101 / 59.  8.101
  libavfilter     8. 46.103 /  8. 46.103
  libswscale      6.  8.102 /  6.  8.102
  libswresample   4.  8.100 /  4.  8.100
  libpostproc    56.  7.100 / 56.  7.100
Guessed Channel Layout for Input Stream #0.1 : stereo
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Project_R1_AX33_C0001_ff.MP4':
  Metadata:
    major_brand     : XAVC
    minor_version   : 16785407
    compatible_brands: XAVCmp42iso2
    creation_time   : 2022-08-29T17:06:12.000000Z
  Duration: 00:01:09.60, start: 0.000000, bitrate: 52071 kb/s
  Stream #0:0[0x1](und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709/bt709/iec61966-2-4, progressive), 1920x1080 [SAR 1:1 DAR 16:9], 50123 kb/s, 50 fps, 50 tbr, 50k tbn (default)
    Metadata:
      creation_time   : 2022-08-29T17:06:12.000000Z
      handler_name    : Video Media Handler
      vendor_id       : [0][0][0][0]
      encoder         : AVC Coding
  Stream #0:1[0x2](und): Audio: pcm_s16be (twos / 0x736F7774), 48000 Hz, stereo, s16, 1536 kb/s (default)
    Metadata:
      creation_time   : 2022-08-29T17:06:12.000000Z
      handler_name    : Sound Media Handler
      vendor_id       : [0][0][0][0]
  Stream #0:2[0x3](und): Data: none (rtmd / 0x646D7472), 409 kb/s (default)
    Metadata:
      creation_time   : 2022-08-29T17:06:12.000000Z
      handler_name    : Timed Metadata Media Handler
      timecode        : 22:24:00:02
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> dnxhd (native))
  Stream #0:1 -> #0:1 (pcm_s16be (native) -> aac (native))
Press [q] to stop, [?] for help
Output #0, mov, to 'coded\Project_R1_AX33_C0001_ff_1080i50.mov':
  Metadata:
    creation_time   : 2022-08-29T17:06:12.000000Z
    handler_name    : Timed Metadata Media Handler
    timecode        : 22:24:00:02
    encoder         : Lavf59.30.100
  Stream #0:0: Video: dnxhd (DNXHD) (AVdn / 0x6E645641), yuv422p(tv, bt709/bt709/iec61966-2-4, top coded first (swapped)), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 120000 kb/s, 25 fps, 12800 tbn (default)
    Metadata:
      encoder         : Lavc59.42.101 dnxhd
  Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s (default)
    Metadata:
      encoder         : Lavc59.42.101 aac
[out_0_0 @ 000001abb59d4980] 100 buffers queued in out_0_0, something may be wrong.speed=3.71x
frame= 2239 fps= 93 q=1.0 Lsize= 1327479kB time=00:01:29.52 bitrate=121478.0kbits/s speed=3.74x
video:1325488kB audio:1955kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.002680%
[aac @ 000001abb54ccd40] Qavg: 118.000

[Carl Eugen Hoyos]

Please provide the command line you tested together with the complete, uncut console output to make this a valid ticket.

[Tim]

Hello we found out that the readout off ffmpeg on a 50p file is wrong.
We have tested a lot of stuff, in the image attached is a screenshot of AVID
In this image, the green marked files are the Transcoded files.
Also we attached the readout of ffprobe.

C:\Users\pc>ffprobe -i "W:\Rohmaterial_Ablage\Encode FFASTrans_Test\Watchfolder01\Alpha_p100.MP4"
ffprobe version 2022-09-19-git-4ba68639ca-essentials_build-www.gyan.dev Copyright (c) 2007-2022 the FFmpeg developers
  built with gcc 12.1.0 (Rev2, Built by MSYS2 project)
  configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-libfreetype --enable-libfribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-librubberband
  libavutil      57. 36.102 / 57. 36.102
  libavcodec     59. 44.100 / 59. 44.100
  libavformat    59. 32.100 / 59. 32.100
  libavdevice    59.  8.101 / 59.  8.101
  libavfilter     8. 49.100 /  8. 49.100
  libswscale      6.  8.112 /  6.  8.112
  libswresample   4.  9.100 /  4.  9.100
  libpostproc    56.  7.100 / 56.  7.100
[mov,mp4,m4a,3gp,3g2,mj2 @ 0000016810b7af00] st: 0 edit list: 1 Missing key frame while searching for timestamp: 1000
[mov,mp4,m4a,3gp,3g2,mj2 @ 0000016810b7af00] st: 0 edit list 1 Cannot find an index entry before timestamp: 1000.
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'W:\Rohmaterial_Ablage\Encode FFASTrans_Test\Watchfolder01\Alpha_p100.MP4':
  Metadata:
    major_brand     : XAVC
    minor_version   : 16785407
    compatible_brands: XAVCmp42iso2
    creation_time   : 2022-03-24T12:29:23.000000Z
  Duration: 00:00:14.40, start: 0.000000, bitrate: 111933 kb/s
  Stream #0:0[0x1](und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709, progressive), 1920x1080 [SAR 1:1 DAR 16:9], 97149 kb/s, 100 fps, 100 tbr, 100k tbn (default)
    Metadata:
      creation_time   : 2022-03-24T12:29:23.000000Z
      handler_name    : Video Media Handler
      vendor_id       : [0][0][0][0]
      encoder         : AVC Coding
  Stream #0:1[0x2](und): Audio: pcm_s16be (twos / 0x736F7774), 48000 Hz, 2 channels, s16, 1536 kb/s (default)
    Metadata:
      creation_time   : 2022-03-24T12:29:23.000000Z
      handler_name    : Sound Media Handler
      vendor_id       : [0][0][0][0]
  Stream #0:2[0x3](und): Data: none (rtmd / 0x646D7472), 2457 kb/s (default)
    Metadata:
      creation_time   : 2022-03-24T12:29:23.000000Z
      handler_name    : Timed Metadata Media Handler
      timecode        : 00:00:18:72
Unsupported codec with id 0 for input stream 2

Tim