5.1-sound with 2ch soundcard

Stéphane Borel stef at via.ecp.fr
Fri May 17 09:52:45 CEST 2002


On Thu, May 16, 2002 at 11:10:41PM +0200, Stephan Håkansson wrote:
> I have a PowerBook G4 and a Sony Receiver with a DD & DTS decoder. I want to
> watch a DivX-movie with AC-3 5.1 or a DVD with DD or DTS and use my reciever to
> decode the 5.1-sound. The receiver has optical input and I have just bought a
> Sony PCLK-U5, witch I connect to the USB-port and on the other end there's an
> optical output. It works great with 2ch sound, but how do I get it to work with
> 5.1?

To enable ac3 passthrough in vlc you need the option:
	 --ac3-adec pass

The it should try to open your soundcard in passthrough mode and send
raw spdif frames to your optical output. However, it has not been tested
with MacOS (only with Linux and SBLive! as far as I know).

HTH,

-- 
Stef

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