[FFmpeg-devel] [PATCH] avfilter: add apitch filter

Marton Balint cus at passwd.hu
Sun May 12 22:43:37 EEST 2019



On Sun, 12 May 2019, Nicolas George wrote:

> Marton Balint (12019-05-12):
>> Why would you want to do pitch scaling and tempo scaling in a single filter?
>
> Because that is the same thing.
>
>> Pitch scaling is a combo of asetrate and aresample as far as I understand.
>
> You are mistaken: if you do that, you change the pitch and the tempo the
> same way.

Yeah, you are right, what I had in mind was this:

apitch  ===  asetrate,aresample,atempo

Regards,
Marton


More information about the ffmpeg-devel mailing list