From: Raymond Yau <superquad.vortex2@gmail.com>
To: ALSA Development Mailing List <alsa-devel@alsa-project.org>
Subject: Re: Mixer volume/decibel mapping
Date: Tue, 8 Jun 2010 10:23:45 +0800 [thread overview]
Message-ID: <AANLkTimtfPazdWEWAarovOa1NTk6BwnU7w5Zn3M8d7By@mail.gmail.com> (raw)
In-Reply-To: <4C0CB996.5010202@gmx.de>
2010/6/7 Sebastian H. <vand2@gmx.de>
> Am 07.06.2010 05:37, schrieb Raymond Yau:
> At the moment the sliders are simply sliding linearly from vol. min.
> to vol. max. and there is a label which shows the current dB value.
>
> (This made me realize that the neutral (0dB) position of some HDA-Intel
> record sliders is somwhere in the middle and not at the ends.)
>
For capture volume control , there is gain instead of atten
HDA sepcification define the 0dB offset, so the volume range must contain
0dB somewhere
but some driver may not has 0dB within the volume range any more
http://thread.gmane.org/gmane.linux.alsa.devel/73114/focus=73125
next prev parent reply other threads:[~2010-06-08 2:23 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-19 16:34 Mixer volume/decibel mapping Sebastian H.
2010-05-20 7:34 ` Clemens Ladisch
2010-05-20 8:01 ` James Courtier-Dutton
2010-05-20 8:53 ` Raymond Yau
2010-05-20 9:41 ` Sebastian H.
2010-05-20 16:13 ` James Courtier-Dutton
2010-05-21 0:35 ` Raymond Yau
2010-05-21 1:30 ` Raymond Yau
2010-05-21 8:18 ` Sebastian H.
2010-06-07 3:37 ` Raymond Yau
2010-06-07 9:19 ` Sebastian H.
2010-06-08 1:03 ` Raymond Yau
2010-06-08 6:02 ` Sebastian Holtermann
2010-06-08 15:31 ` Raymond Yau
2010-06-09 10:26 ` Sebastian H.
2010-06-08 6:08 ` Sebastian H.
2010-06-09 5:39 ` Raymond Yau
2010-06-09 7:34 ` Sebastian H.
2010-06-10 0:08 ` Raymond Yau
2010-06-09 5:55 ` Raymond Yau
2010-06-08 2:23 ` Raymond Yau [this message]
2010-05-21 6:35 ` Clemens Ladisch
2010-05-21 6:51 ` Peter Ujfalusi
2010-05-21 9:56 ` Clemens Ladisch
2010-05-24 2:52 ` Raymond Yau
2010-05-25 8:38 ` Clemens Ladisch
2010-05-25 8:43 ` James Courtier-Dutton
2010-05-25 8:49 ` Clemens Ladisch
2010-05-25 23:24 ` Raymond Yau
2010-05-27 13:32 ` Colin Guthrie
2010-05-29 3:54 ` Raymond Yau
2010-05-29 1:57 ` Raymond Yau
2010-05-29 18:46 ` Colin Guthrie
2010-06-04 23:46 ` Raymond Yau
[not found] ` <AANLkTik7mD1DAVWkOwM7sNu0EfgGApvzX9WRXWBOO4PI@mail.gmail.com>
2010-05-25 8:45 ` Clemens Ladisch
2010-05-25 13:51 ` Raymond Yau
2010-05-25 14:36 ` Clemens Ladisch
2010-05-25 23:00 ` Raymond Yau
2010-05-27 0:20 ` Raymond Yau
2010-05-28 13:04 ` Raymond Yau
2010-05-28 14:10 ` Clemens Ladisch
2010-05-29 1:31 ` Raymond Yau
2010-05-21 13:16 ` James Courtier-Dutton
2010-05-25 8:21 ` Clemens Ladisch
2010-06-09 6:19 ` Raymond Yau
2010-05-22 9:24 ` Raymond Yau
2010-05-20 9:20 ` Sebastian H.
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