Re: status pointer's problem with dmix.

[Takashi Iwai <tiwai@suse.de>]

At Wed, 17 Sep 2003 19:33:29 +0100,
James Courtier-Dutton wrote:
> 
> Output from sending stereo sound to the "dmix" device.
> bash-2.05b# cat status
> state: RUNNING
> trigger_time: 1063822024.640173000
> tstamp      : 1063822060.456968000
> delay       : -1719463
> avail       : 1731463
> avail_max   : 1731463
> -----
> hw_ptr      : 1719463
> appl_ptr    : 0
> bash-2.05b#
> 
> Output from sending stereo sound to the "front" device.
> bash-2.05b# cat status
> state: RUNNING
> trigger_time: 1063823309.038609000
> tstamp      : 1063823320.869677000
> delay       : 14161
> avail       : 2223
> avail_max   : 3586
> -----
> hw_ptr      : 567983
> appl_ptr    : 582144
> 
> As you can see, the "front" device acts correctly, with all the pointers 
> acting as they should.
> But with "dmix", all the pointers are wrong.
> This is particularly problematic for me, as I need a properly 
> functioning "delay" value for my application.
> 
> This is using alsa from 2.6test5 kernel.

is it through the rate plugin?
there was a bug about rate plugin together with dmix, which was fixed
recently on cvs.


Takashi


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