Re: [Alsa-devel] "plug" PCM device has odd default behaviour

2002-03-13 Thread Jaroslav Kysela
On Wed, 13 Mar 2002, Paul Davis wrote: > so, you all know jack, i'm sure. > > when jack is used with a "plug" PCM device, we end up with duplicated > channel data even on a 2 channel device. using mmap access, everything > we write to the channel area for channel 0 shows up on both channel 0 > a

[Alsa-devel] "plug" PCM device has odd default behaviour

2002-03-13 Thread Paul Davis
so, you all know jack, i'm sure. when jack is used with a "plug" PCM device, we end up with duplicated channel data even on a 2 channel device. using mmap access, everything we write to the channel area for channel 0 shows up on both channel 0 and channel 1. i don't understand how this could happ