[pulseaudio-discuss] [PATCH] alsa-mixer: Disable headphones when playing to speakers
tanu.kaskinen at linux.intel.com
Mon Jun 10 07:02:34 PDT 2013
On Mon, 2013-06-10 at 18:17 +0530, Arun Raghavan wrote:
> Assume that the headphone port volume is lower than the speaker volume.
> When plugging in headphones, if the path is active, while the jack is
> being inserted and before it is actually detected as being plugged in,
> it will still receive the signal being played (which is at a higher
> volume than it will be when plugged in completely). The volume
> difference manifests as a volume spike when the headphones are plugged
> in, before the final volume is set.
> This patch is required to prevent such a volume spike when plugging in
> headphones. The problem is not fixed completely, but the spike is
> shortened. To be fixed completely, we need to apply the port volume
> before unmuting the new path.
More information about the pulseaudio-discuss