[FFmpeg-devel] [PATCH 1/2] swresample/resample: fix rounding errors with filter_size=1 and phase_shift=0

[Michael Niedermayer]

On Tue, Feb 27, 2024 at 10:48:09AM +0100, Marton Balint wrote:
> Depending on input chunk size noticable corrpution was hearable, here is an
> example command line:
> 
> ffplay -f lavfi -i "sine=440:r=8000:samples_per_frame=32,aresample=24000:filter_size=1:phase_shift=0"
> 
> Fix this by rounding the fixed point fractions up instead of down.
> 
> Signed-off-by: Marton Balint <cus at passwd.hu>
> ---
>  libswresample/resample.c     | 4 ++--
>  tests/fate/libswresample.mak | 4 ++--
>  2 files changed, 4 insertions(+), 4 deletions(-)

probably ok

thx


[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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