[vlc-devel] Re: vlc: svn commit r11824 (ipkiss)
massiot at via.ecp.fr
Sun Jul 24 03:24:22 CEST 2005
At 21:48 +0200 23/07/05, Olivier Teulière wrote:
>On Sat, Jul 23, 2005, Subversion daemon wrote:
>> * skins2: use AOUT_VOLUME_MAX / 2 instead of AOUT_VOLUME_MAX, for the
>> maximum volume.
>This change was done to be homogeneous with the other interfaces, but i
>think it's not logical to allow values only up to AOUT_VOLUME_MAX / 2,
>while in the preferences we can set the volume to AOUT_VOLUME_MAX.
>I was given the following rationale:
>from 0 to AOUT_VOLUME_MAX / 2 the volume of the input stream is lowered,
>and from AOUT_VOLUME_MAX / 2 + 1 to AOUT_VOLUME_MAX, the volume of the
>input stream is amplified, potentially causing distortions. To avoid
>these distortions, interfaces prevent amplifying the volume. But the
>user can still set it in the preferences if she wants a higher volume.
Not quite :
#define AOUT_VOLUME_DEFAULT 256
#define AOUT_VOLUME_STEP 32
#define AOUT_VOLUME_MAX 1024
#define AOUT_VOLUME_MIN 0
The "normal" unaltered volume is 256. Anything above 256 may
saturate. That's AOUT_VOLUME_MAX / 4.
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