[pulseaudio-discuss] First file play through Pulse audio

Harsha, Priya priya.harsha at intel.com
Fri Jun 19 21:40:05 PDT 2009


No this is not on USB. I am writing a new ALSA driver for a new hardware and when I play through pulse audio, first time after reboot, I get a hush noise (empty buffers?).

Can you please give some clue if pulse audio is sending it or is there anything else you think is going wrong. This happens only for the first file after reboot and not for subsequent files.

Thanks
Harsha


On Thu, 18.06.09 09:51, Harsha, Priya (priya.harsha at intel.com) wrote:

> Hi,
>
> When I play the very first file after booting my system from pulse
> audio, I hear a hush noise before the music starts. After a little
> driver debugging, it looks like Pulse audio might be initially
> sending empty buffers for the very first time. Is that righty by any
> chance? Then after, for any file play, I don't get these hush noise.
>
> Can anyone give me clue as to what pulse audio does when it opens
> the ALSA driver handle for the first time?

Is that on USB? This is actually borkage in the USB audio driver.

https://bugzilla.redhat.com/show_bug.cgi?id=497742

Lennart

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