From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrian McMenamin Subject: Re: Couple of questions Date: Thu, 16 Mar 2006 21:08:36 +0000 Message-ID: <1142543316.9236.1.camel@localhost.localdomain> References: <1142467271.9298.7.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from sc-outsmtp2.homechoice.co.uk (sc-outsmtp2.homechoice.co.uk [81.1.65.36]) by alsa.jcu.cz (ALSA's E-mail Delivery System) with SMTP id 111AD1B6 for ; Thu, 16 Mar 2006 22:08:45 +0100 (MET) In-Reply-To: Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Takashi Iwai Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On Thu, 2006-03-16 at 11:42 +0100, Takashi Iwai wrote: > At Thu, 16 Mar 2006 00:01:11 +0000, > Adrian McMenamin wrote: > > > > If my driver declares this: > > > > .info = (SNDRV_PCM_INFO_NONINTERLEAVED), > > > > Can I expect samples to come in all left followed by all right, or how? > > Yes. It's the non-interleaved format (LLLLLLLL....RRRRRR.....). > > > And will cat somefile.wav > /dev/dsp using oss emulation respect that? > > Yes. > > > And what default frequency can I expect cat to use in the above? > > ALSA has no default frequency. OSS assumes 8kHz for /dev/audio. > /dev/dsp has no default, IIRC, but practically 44.1kHz. > > So "cat some > /dev/dsp" is not a good way for testing at all... > It's usable for checking that "something" works at least, but not for > checking the detailed functionality. Thanks. My problem is I cannot get the alsa utilities to compile/work (they compile but seg fault on use). Is there a good OSS only app I can use to test the basic play stuff? ------------------------------------------------------- This SF.Net email is sponsored by xPML, a groundbreaking scripting language that extends applications into web and mobile media. Attend the live webcast and join the prime developer group breaking into this new coding territory! http://sel.as-us.falkag.net/sel?cmd=lnk&kid=110944&bid=241720&dat=121642