#10863: Bug with arnndn filter
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Reporter: Voodoo | Type: defect
Status: new | Priority: important
Component: avfilter | Version: git-master
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Summary of the bug:
If audio input is stereo [more channels not tested] then results from
arnndn filter can be wrong on some CPUs.
No bug on these CPUs: i5-2500M and i7-13700K
Bug reproduced on these CPUs: i7-8700K and Ryzen 5 5500.
How to reproduce:
{{{
ffmpeg.exe -i in-stereo.wav -filter_complex [0:a]arnndn=m=sh.rnnn[s0] -map
[s0] out.wav
}}}
No bug on mono audios.
And no bug if threads=1 -> "arnndn=m=sh.rnnn:threads=1"
Relevant link: https://forum.doom9.org/showthread.php?t=185306
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Ticket URL: <https://trac.ffmpeg.org/ticket/10863>
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