Opened 3 months ago
#10863 new defect
Bug with arnndn filter
| Reported by: | Voodoo | Owned by: | |
|---|---|---|---|
| Priority: | important | Component: | avfilter |
| Version: | git-master | Keywords: | |
| Cc: | Blocked By: | ||
| Blocking: | Reproduced by developer: | no | |
| Analyzed by developer: | no |
Description
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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