[FFmpeg-devel] [PATCH] avfilter/avf_showcqt: use frequency domain windowing

[Muhammad Faiz]

On Thu, Sep 17, 2015 at 1:58 AM, Ganesh Ajjanagadde <gajjanag at mit.edu>
wrote:

> Have not checked what the filter is doing, but have a minor comment:
> int sign computation - please use FFSIGN.
>
>
the code doesn't extract sign of number, but decide for even index use
positive sign and for odd index use negative sign

thanks