[Cin] QSV profile debuggin thread
Terje J. Hanssen
terjejhanssen at gmail.com
Fri Oct 11 23:04:07 CEST 2024
Den 11.10.2024 22:39, skrev Andrew Randrianasulu:
>
>
> пт, 11 окт. 2024 г., 23:36 Terje J. Hanssen <terjejhanssen at gmail.com>:
>
>
>
> Den 11.10.2024 22:13, skrev Terje J. Hanssen:
>>
>>
>> Den 11.10.2024 21:04, skrev Andrew Randrianasulu:
>>> So, Terje, can you run your usual working ffmpeg command
>>> encoding av1 via system fmmpeg/qsv but with added
>>>
>>> -loglevel debug
>>>
>>> ?
>>>
>>> and post full output here.
>>>
>>> Then we can set same loglevel in bin/ffmpeg/encode.opts
>>>
>>> so we hopefully will spot difference in parameters send down to
>>> line ...
>>>
>>> then we can try to make ffmpeg fail by adding say -profile=main
>>> to ffmpeg's command line and see more detailed error
>>>
>>> then hopefully we can tweak qsv_av1 profile back into usability.
>>>
>>> Repeat for vp9/h264.
>>
>>
>> Andrew, I think use two input video examples
>> 1) SD-DV
>> 2) HDV
>>
>> Currently ffmpeg-7-7.0.2 on Tumbleweed-Slowroll (but have also
>> ffmpeg-7-7.1 on Leap if wanted)
>> I use output.log file. For some reason the terminal output alone
>> is seemingly more verbose, and longer than I can scroll back to copy.
>>
> Oh, the reason was the ffmpeg output file existed and it wasn't
> overwritten.
> I also shows that the output is too long for Cingg messages, and I
> try to post the two log files compressed by email if acceptable(?)
>
>
> I think only parts where we see setup.of MXF session are important,
> but I hope log files compress well. If they still too big post them to
> me directly.
I posted them directly this time as .gz
If you tell me what to 'grep' or search for I can extract it and post it
here next (searched 'mxf without finding something) .
>
>
>
> 1)
> 576i SD-DV -> AV1_QSV at bv1570k
> --------------------------------
> ffmpeg -loglevel debug -hwaccel_output_format qsv -qsv_device
> /dev/dri/renderD128 -i dv01_07.dv -c:v av1_qsv -preset 4 -b:v
> 1570k dv01_07_av1_qsv_pr4_bv1570k.webm > dv01_07_av1_qsv.log 2>&1
>
> 2)
> 1080i HDV->AV1_QSV at bv3700k
> -----------------------------
> fmpeg -hide_banner -hwaccel_output_format qsv -qsv_device
> /dev/dri/renderD128 -extra_hw_frames 16 -i hdv09_04.m2t -c:v
> av1_qsv -preset 4 -b:v 3700k hdv09_04_av1_qsv_pr4_bv3700k.webm >
> hdv09_04_av1_qsv.log 2>&1
>
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