From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: status pointer's problem with dmix. Date: Wed, 17 Sep 2003 20:52:24 +0200 Sender: alsa-devel-admin@lists.sourceforge.net Message-ID: References: <3F68A8F9.6010605@superbug.demon.co.uk> Mime-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: <3F68A8F9.6010605@superbug.demon.co.uk> Errors-To: alsa-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: James Courtier-Dutton Cc: Alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org 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 ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf