Opened 5 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


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:

Change History (0)

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