[FFmpeg-devel] [RFC] [PATCH] proresenc_kostya: warn/reject on incorrect profile

Carl Eugen Hoyos cehoyos at ag.or.at
Mon Aug 18 13:40:42 CEST 2014

Christophe Gisquet <christophe.gisquet <at> gmail.com> writes:

> An alternative would be to select the profile based on 
> the pixel format.

What would be the disadvantage in this case?

> If a user wants to encode without alpha, he would then 
> need to change the pixel format as well as specify the 
> proper profile, which may not be obvious to him.

If a profile was set, the automatic setting should 
probably not overwrite it.
(If this is possible.)

But I consider the usecase where a user wants to encode 
alpha but at the same time using a profile that 
indicates no alpha of very limited usefulness.

Carl Eugen

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