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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: waiw@codeaurora.org, asishb@codeaurora.org,
	Patrick Lai <plai@codeaurora.org>,
	alsa-devel <alsa-devel@alsa-project.org>,
	jaywang@codeaurora.org
Subject: Re: Query about SNDRV_PCM_FORMAT_GSM
Date: Wed, 22 Jun 2011 12:58:33 +0100	[thread overview]
Message-ID: <20110622115833.GA23666@sirena.org.uk> (raw)
In-Reply-To: <s5hsjr2198v.wl%tiwai@suse.de>

On Wed, Jun 22, 2011 at 11:54:56AM +0200, Takashi Iwai wrote:
> Patrick Lai wrote:

> > I see SNDRV_PCM_FORMAT_GSM is defined in asound.h. However, I do not
> > find any reference to this macro except pcm_misc.c. I am curious how
> > bps info(i.e 4.75 kbit/s) is passed down to the ALSA driver. Any
> > pointers?

> This is a vapor format until now, just reserved for the future
> implementation :)

It may make sense to handle this in a similar way to MP3s and so on -
the Intel guys were working on generalising the interface in their out
of tree driver to be usable for other things, though they've not posted
anything yet.

  reply	other threads:[~2011-06-22 11:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-22  7:39 Query about SNDRV_PCM_FORMAT_GSM Patrick Lai
2011-06-22  9:54 ` Takashi Iwai
2011-06-22 11:58   ` Mark Brown [this message]
2011-06-22 12:40     ` Takashi Iwai

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