[mythtv-users] Digital Audio out with Via chipset
David
myth at dgreaves.com
Wed Apr 13 16:52:24 UTC 2005
James Armstrong wrote:
>> since SPDIF sends the raw PCM stream, I'd guess the only way to
>> adjust the volume would be to resample or scale the bits on the fly -
>> sounds unlikely. I could easily be wrong :)
>>
>> I'm sending SPDIF to my amp - which has a remote control volume knob...
>
>
> I'm using SPDIF on the Soundblaster Audigy. Controlled by ALSA. Volume
> control works for me. I don't have to mess with the amp. The driver
> probably just changes the amplitude before converting it to a digital
> stream out the SPDIF.
>
> - James
Interesting.
I expected that playing a .wav file (eg) would result in a pcm stream
that doesn't hit analogue.
Is it a DTS decoder? Does the alsa spdif volume control work when you
send a DTS stream from xine?
just curious...
David
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