On Tue, Jan 03, 2006 at 03:22:06PM +0000, Alistair John Strachan wrote: > On Tuesday 03 January 2006 14:50, Jan Engelhardt wrote: > > >The problem with using OSS compatibility, at least on this machine with > > > ALSA 1.0.9, is that if you use it you automatically lose the software > > > mixing capabilities of ALSA, so it really is less than ideal. > > > > Well, I am able to open /dev/dsp multiple times here without problems. > > (Is /dev/dsp soft- or hardmixing?) > > As far as I'm aware, it depends on your hardware. For example, software mixing > kicks in with zero configuration on most hardware that won't mix in hardware, > e.g. my laptop's i810 audio. > > [alistair] 15:18 [~] cat /proc/asound/cards > 0 [I82801DBICH4 ]: ICH4 - Intel 82801DB-ICH4 > Intel 82801DB-ICH4 with AD1981B at 0xa0100000, irq 11 > 1 [Modem ]: ICH-MODEM - Intel 82801DB-ICH4 Modem > Intel 82801DB-ICH4 Modem at 0x3400, irq 11 > > I can successfully hear two mixed sources when I execute the following: > > ogg123 -q --device=alsa09 01\ -\ Good\ Times\ Bad\ Times.ogg > > And on another terminal > > ogg123 -q --device=alsa09 01\ -\ Good\ Times\ Bad\ Times.og > > This is ALSA soft mixing the two sources for me. Very nifty. However, if I > throw an OSS into the mix (whilst these other two are playing). > > [alistair] 15:20 [~/Music/Led Zeppelin - I] ogg123 -q --device=oss 01\ -\ > Good\ Times\ Bad\ Times.ogg > Error: Cannot open device oss. Proper way (using userspace OSS emulation): aoss ogg123 -q --device=oss [...] -- Tomasz Torcz "Funeral in the morning, IDE hacking [email protected] in the afternoon and evening." - Alan Cox
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