[FFmpeg-user] afftfilt example

Paul B Mahol onemda at gmail.com
Thu Oct 10 23:45:39 EEST 2019


On 10/10/19, Michael Koch <astroelectronic at t-online.de> wrote:
> Hi,
>
> in the documentation is a new example for afftfilt:
> afftfilt="real='hypot(re,im)*sin(0)':imag='hypot(re,im)*cos(0)':win_size=512:overlap=0.75"
>
> What's the point of multiplying by sin(0) and cos(0)? Isn't this exactly
> the same as
> afftfilt="real=0:imag='hypot(re,im)':win_size=512"

It is for brevity.

>
> Michael
>
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