[FFmpeg-user] which blur filter should I use?
Carl Eugen Hoyos
cehoyos at ag.or.at
Tue Nov 26 10:28:24 CET 2013
Lingyuan Wang <lwanghpc <at> gmail.com> writes:
> I still don't understand why sws_scale() is used in both
> filters even the input/output dimensions are the same...).
The software scaler contains the different blur filters
which is why you don't have to insert a filter in advance
to scaling, just tell the scaler which algorithm to use.
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