[Freeswitch-users] How to measure QOS?

[Stanislav Sinyagin]

On Wed, Feb 25, 2015 at 8:33 AM, Stanislav Sinyagin <ssinyagin at gmail.com> wrote:
> There is also a library for comparing WAV streams -- this would be the best for QoS measurements, and you would also be able to get the PSTN path into the test. But I didn't yet try it, as the customer was satisfied with RTP analysis:
> http://openpreservation.org/knowledge/blogs/2012/07/09/xcorrsound-waveform-compare-new-audio-quality-assurance-tool/
> https://github.com/openpreserve/scape-xcorrsound

I played a bit with the library, and it worked fairly well with a
transcoded audio file:
https://github.com/openpreserve/scape-xcorrsound/issues/16

I will give it some more complex tasks, like real telephony sound,
going through some real network.