From mboxrd@z Thu Jan 1 00:00:00 1970 From: Clemens Ladisch Subject: Re: CM6206, S/PDIF + JACK Date: Tue, 13 Nov 2012 22:25:34 +0100 Message-ID: <50A2BACE.80107@ladisch.de> References: <50A2434A.8000803@ladisch.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from out5-smtp.messagingengine.com (out5-smtp.messagingengine.com [66.111.4.29]) by alsa0.perex.cz (Postfix) with ESMTP id 443D6265230 for ; Tue, 13 Nov 2012 22:25:45 +0100 (CET) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Dan MacDonald Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org Dan MacDonald wrote: > However, I had a quick go at capturing audio from SPDIF and the default > stereo inputs (after making sure SPDIF in was enabled under alsamixer) > this morning but I got nothing. I have zero experience with SPDIF devices > and Linux (or any other OS) so I dunno what to watch out for This depends entirely on how the hardware implements the routing. > In my quick test I was trying to capture audio from a audio CDR so there > won't have been any copy protection on the disc. CDs are 44.1Khz of course > but I was running JACK at 48Khz - that shouldn't be an issue should it or > would I need to run JACK at 44.1 to capture an audio CD via SPDIF? Maybe rt > resampling isn't supported? I didn't find a box labeled "high-quality resampler for those lazy Jack users" in the datasheet ... > Another thing thats just come to mind is I think that the mic and line > inputs were also set to capture so maybe I'd need to only enable capture > for the SPDIF input but nothing else? In theory, only one input can be enabled at the same time. What does "amixer contents" show for this device? Regards, Clemens