[alsa-devel] [PATCH] Re: iec958 switch uneffective while playing ac3 stream
domi at komarr.grenoble.hp.com
Tue Apr 10 15:25:52 CEST 2007
Takashi Iwai <tiwai at suse.de> writes:
> I don't care much about wording, so I'd like to ask you guys which
> one is better. In general, we have the following modes for SPDIF
> 1. "Exclusive" / "Independent" mode
> You'll have a dedicated SPDIF stream, suitable for AC3/DTS output.
> 2. "Duplicate" / "Shared" mode
> The normal analog output is copied to SPDIF output.
> 3. (codec-dependent) "Analog Loopback" mode
> The analog line-in / CD / mic-in (and mixer) is loopbacked to SPDIF
> 4. (codec-dependent) "SPDIF Loopback" mode
> The SPDIF-input is loopbacked to SPDIF output
Since we can have more that one word in the label, we can have a more
consistent set :
1. "SPDIF-out only"
2. "Analog-out copy"
3. "Analog-in loopback"
4. "SPDIF-in loopback"
"Delivering successful solutions requires giving people what they
need, not what they want." Kurt Bittner
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