Hey everyone,

I tried to reencode a video file, which cant be played in VLC. The codec is XDCAM/mpeg2, the container .mxf. I used the following command:

ffmpeg -i S19.mxf -q 1 -ss 0 -t 1200 -frames 25 -codec:v mpeg2video -probesize (1000000000000000000000) -analyzeduration (500000000000000000000) output.mxf

I get the error message:

[mxf @ 000001bb40e5a780] could not resolve source track sequence strong ref
[mxf @ 000001bb40e5a780] broken or empty index
[mxf @ 000001bb40e5a780] error getting stream index 4294967295
[mxf @ 000001bb40e5a780] Could not find codec parameters for stream 0 (Video: mpeg2video, none(tv, progressive), 1920x1088): unspecified pixel format
Consider increasing the value for the 'analyzeduration' and 'probesize' options

Error marking filters as finished
Conversion failed!



Here is the whole error message:

ffmpeg -i S19.mxf -q 1 -ss 0 -t 1200 -frames 25 -codec:v mpeg2video -probesize (1000000000000000000000) -analyzeduration (500000000000000000000) output.mxf
ffmpeg version 4.2.2 Copyright (c) 2000-2019 the FFmpeg developers
built with gcc 9.2.1 (GCC) 20200122
configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libdav1d --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt
libavutil 56. 31.100 / 56. 31.100
libavcodec 58. 54.100 / 58. 54.100
libavformat 58. 29.100 / 58. 29.100
libavdevice 58. 8.100 / 58. 8.100
libavfilter 7. 57.100 / 7. 57.100
libswscale 5. 5.100 / 5. 5.100
libswresample 3. 5.100 / 3. 5.100
libpostproc 55. 5.100 / 55. 5.100
[mxf @ 000001bb40e5a780] could not resolve source track sequence strong ref
[mxf @ 000001bb40e5a780] broken or empty index
[mxf @ 000001bb40e5a780] error getting stream index 4294967295
[mxf @ 000001bb40e5a780] Could not find codec parameters for stream 0 (Video: mpeg2video, none(tv, progressive), 1920x1088): unspecified pixel format
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Input #0, mxf, from 'S19.mxf':
Metadata:
operational_pattern_ul: 060e2b34.04010102.0d010201.10020000
product_name : Avid Media Toolkit
uid : af558a29-6238-40a7-9747-8f118b0c6024
generation_uid : aeb4e888-fd27-cdf3-042f-50f8642a4ddb
application_platform: AAFSDK (Win64)
modification_date: 2021-06-24T15:22:47.000000Z
product_uid : 060e2b34-7f7f-2a80-0000-00000000000a
product_version : 2.13.4.10982.5
company_name : Avid
material_package_umid: 0x060A2B340101010101010F0013000000022B0DA4FDE700A5 4275A08CFDE081CC
material_package_name: LM3S19DT3_ 0002
Duration: 12:00:00.00, start: 0.000000, bitrate: 1483 kb/s
Stream #0:0: Video: mpeg2video, none(tv, progressive), 1920x1088, SAR 136:135 DAR 16:9, 25 tbr, 25 tbn, 25 tbc
Metadata:
file_package_umid: 0x060A2B340101010101010F0013000000022B0DA4FDE700A5 4B72A08CFDE081CC
reel_umid : 0x060A2B340101010101010F0013000000FE2A0DA4FDE700A5 B49DA08CFDE081CC
reel_name : S19_DT03_
Stream #0:1: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F0013000000052B0DA4FDE700A5 E61FA08CFDE081CC
data_type : audio
Stream #0:2: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F0013000000062B0DA4FDE700A5 761EA08CFDE081CC
data_type : audio
Stream #0:3: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F0013000000082B0DA4FDE700A5 15F5A08CFDE081CC
data_type : audio
Stream #0:4: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F0013000000092B0DA4FDE700A5 688CA08CFDE081CC
data_type : audio
Stream #0:5: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F00130000000A2B0DA4FDE700A5 5FC3A08CFDE081CC
data_type : audio
Stream #0:6: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F00130000000C2B0DA4FDE700A5 2763A08CFDE081CC
data_type : audio
Stream #0:7: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F00130000000D2B0DA4FDE700A5 9EDBA08CFDE081CC
data_type : audio
Stream #0:8: Data: none
Metadata:
file_package_umid: 0x060A2B340101010101010F00130000000E2B0DA4FDE700A5 4104A08CFDE081CC
data_type : audio
Stream mapping:
Stream #0:0 -> #0:0 (mpeg2video (native) -> mpeg2video (native))
Press [q] to stop, [?] for help
Cannot determine format of input stream 0:0 after EOF
Error marking filters as finished
Conversion failed!
I also tried extracting the frames, which also didnt work. Do you have any idea how to fix this file? Would be very thankful...

Best regards!