[vlc-devel] [RFC PATCH 1/2] mmdevice: reflect the state of Sndvol slider

[Thomas Guillem]

On Fri, Apr 6, 2018, at 21:10, Rémi Denis-Courmont wrote:
> Le perjantaina 6. huhtikuuta 2018, 12.56.13 EEST Thomas Guillem a écrit :
> > FYI:
> >  - PowerDVD and MS Movies are doing like this patch (linear relation between
> > slider and ISimpleAudioVolume)
> > - MPC-HW and Itunes are doing like current
> > VLC (x³ relation between slider and ISimpleAudioVolume)
> 
> Cubic mapping is supposed to be good from the UI slider to the actual linear 
> attenuation factor. We use it to replace the crappy old linear mapping.
> 
> Of course, if the mapping from ISimpleAudioVolume to actual attenuation is not 
> linear, then by composition, cubic scale will not do what was intended, and 
> will probably not be nice. If that is the case, then pristine 
> ISimpleAudioVolume is probably better.

Currently, sound volume behave as VLC 2.2.x.

I really don't understand this choice, 0-40% has not effect and it kills the precision after 80%. But OK, lot of other media players are doing the same.

> 
> -- 
> 雷米‧德尼-库尔蒙
> https://www.remlab.net/
> 
> 
> 
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