[pulseaudio-discuss] Need help measuring latency using Pulseaudio

Arun Raghavan arun at accosted.net
Wed Apr 20 15:52:41 UTC 2016


On 20 April 2016 at 20:26, Parag Borkar <pbo at opensynergy.com> wrote:
> Hi,
>
> I read that one can measure latency (playback and capture) with Pulseaudio.
> But, I haven't seen any documents about how?
> As I am newbie, could you please guide me?
> I am using pulseaudio 5.0.

I wrote a loopback latency test for this at:

  http://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/tests/lo-latency-test.c

It basically writes out a periodic blip on playback and tries to
detect when that blip is captured.

-- Arun


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