From: Vinod Koul <vinod.koul@intel.com>
To: Clemens Ladisch <clemens@ladisch.de>
Cc: alsa-devel@alsa-project.org, Qais Yousef <qais.yousef@imgtec.com>,
Neil Jones <neil.jones@imgtec.com>,
Lars-Peter Clausen <lars@metafoo.de>
Subject: Re: [RFC] AXD Audio Processing IP ALSA support - Questions
Date: Tue, 4 Nov 2014 16:10:50 +0530 [thread overview]
Message-ID: <20141104104050.GI1870@intel.com> (raw)
In-Reply-To: <5458A35C.9050405@ladisch.de>
On Tue, Nov 04, 2014 at 10:58:52AM +0100, Clemens Ladisch wrote:
> Qais Yousef wrote:
> > 3- Can we get an example of how transcoding (back to disk) is supposed to be working?
>
> ALSA PCM devices are assumed to run with their own clock, i.e., it is
> not directly possible for applications to control when a playback device
> reads data from the ring buffer, of when a capture device writes data to
> it. The ALSA API is designed for real-time opertation; it would not be
> a good choice for batch conversions.
ALSA Compressed devices can be used here
--
~Vinod
next prev parent reply other threads:[~2014-11-04 10:40 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-04 9:48 [RFC] AXD Audio Processing IP ALSA support - Questions Qais Yousef
2014-11-04 9:58 ` Clemens Ladisch
2014-11-04 10:40 ` Vinod Koul [this message]
2014-11-04 10:40 ` Vinod Koul
2014-11-04 12:04 ` Qais Yousef
2014-11-04 16:14 ` Pierre-Louis Bossart
2014-11-04 17:41 ` Mark Brown
2014-11-05 8:24 ` Qais Yousef
2014-11-05 8:38 ` Vinod Koul
2014-11-05 8:56 ` Qais Yousef
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