[pulseaudio-discuss] pa_mix 32Bit write for S16NE format

Arun Raghavan arun.raghavan at collabora.co.uk
Thu Aug 18 08:01:31 PDT 2011

On Thu, 2011-08-18 at 18:54 +0530, kuldeep ghan wrote:
> Hi David, 
> Thanks for the reply. I am not much sure about how compiler can handle
> this.  The problem is only for memory mapped for audio driver. In
> general I am able to access 16Bit for virual memory. I have confirmed
> that physical memory mapped to Audio Driver is 32 bit aligned.

Is this really a limitation of the hardware or something artifically
imposed by the driver? I know that PulseAudio should run on a PandaBoard

> Any info on configuring S32_LE for pulseaudio wil be helpful.
> Currently I hear noisy audio for S32_LE configuration.

Are you using default-sample-format setting in /etc/pulse/daemon.conf ?

-- Arun

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