From: Patrick Lai <plai@codeaurora.org>
To: Takashi Iwai <tiwai@suse.de>, alsa-devel <alsa-devel@alsa-project.org>
Subject: Re: Passing audio info from HDMI EDID beside speaker allocation
Date: Sun, 07 Oct 2012 23:18:24 -0700 [thread overview]
Message-ID: <50727030.20806@codeaurora.org> (raw)
In-Reply-To: <506E832C.50702@codeaurora.org>
On 10/4/2012 11:50 PM, Patrick Lai wrote:
> Hi Takashi,
>
> You proposed snd_pcm_query_chmaps() to query underlying hardware
> speaker allocation. Please correct me if I have wrong understanding of
> this API. On the other hand, HDMI EDID contains audio data other than
> speaker allocation such as audio formats(LPCM, AC3, and etc). How are
> these information other than speaker allocation passed back to the
> user-space? Are there a standard kernel and alsa query interfaces now?
>
> Thanks
> Patrick
>
Does anyone else have feedback for my query to Takashi?
--
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
next prev parent reply other threads:[~2012-10-08 6:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-05 6:50 Passing audio info from HDMI EDID beside speaker allocation Patrick Lai
2012-10-08 6:18 ` Patrick Lai [this message]
2012-10-08 8:20 ` Takashi Iwai
2012-10-22 18:00 ` Patrick Lai
2012-10-23 12:16 ` Takashi Iwai
2012-10-23 22:56 ` Pierre-Louis Bossart
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