[Openal] Openal, S/PDIF and surround [Almost SOLVED]

Chris Robinson chris.kcat at gmail.com
Thu May 22 01:23:16 PDT 2008


On Thursday 22 May 2008 12:24:57 am Alfredo Pironti wrote:
> - After playing a bit in tremulous, when there were many sound being
> produced at the same moment, audio started clipping very noisely, and I
> could see on my audio receiver that s/pdif signal was being sent
> intermittently. I don't know if it's game or OpenAL fault. If it's
> OpenAL fault, maybe switching to OpenAL Soft can do the trick.

Just as an FYI, this *is* one of the issues the old (v0.0.8) OpenAL has, that 
OpenAL Soft "fixed" (it's actually because of the amount of processing OpenAL 
did would cause delays in getting the data out to the card.. OpenAL Soft's 
cleaner code doesn't have this happen as easilly, but it still theoretically 
could under heavy loads; I'm sure the added a52 encoding doesn't help 
matters ;)).

Odd about the stereo lockout after using the plugin, though. Only reason I 
could think of for that is a bug in the plugin itself, or the app's not 
closing openal properly for it to close the device (though alsa usually 
releases it on its own when the process dies).

Thanks for the info, though. :)


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