[Bug 796354] wasapi: playback noise

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=796354

--- Comment #3 from Christoph Reiter (lazka) <reiter.christoph at gmail.com> ---
(In reply to Nirbheek Chauhan from comment #1)
> This sounds like the pipeline is sometimes sending buffers too late to
> wasapisink. Can you attach the output of GST_DEBUG=wasapi*:4 here?

0:00:00.648601893  4796    5c4c6a8 INFO wasapisink
gstwasapisink.c:369:gst_wasapi_sink_get_caps:<wasapisink0> positions are: [ FL
FR ]
0:00:00.680755991  4796    5d758d0 INFO wasapisink
gstwasapisink.c:311:gst_wasapi_sink_can_audioclient3:<wasapisink0> AudioClient3
not available on this OS
0:00:00.680947332  4796    5d758d0 INFO     wasapi
gstwasapiutil.c:854:gst_wasapi_util_initialize_audioclient:<wasapisink0> wasapi
default period: 101587, min period: 30000
0:00:00.702882230  4796    5d758d0 INFO wasapisink
gstwasapisink.c:501:gst_wasapi_sink_prepare:<wasapisink0> buffer size is 8820
frames, device period is 447 frames, bpf is 8 bytes, rate is 44100 Hz
0:00:00.702945133  4796    5d758d0 INFO wasapisink
gstwasapisink.c:510:gst_wasapi_sink_prepare:<wasapisink0> segsize is 3576,
segtotal is 19
0:00:00.703034367  4796    5d758d0 INFO wasapisink
gstwasapisink.c:517:gst_wasapi_sink_prepare:<wasapisink0> wasapi stream
latency: 116100 (11ms)
0:00:00.703106925  4796    5d758d0 INFO wasapisink
gstwasapisink.c:529:gst_wasapi_sink_prepare:<wasapisink0> got render client
0:00:10.831675628  4796    5b93ee0 INFO wasapisink
gstwasapisink.c:681:gst_wasapi_sink_reset:<wasapisink0> reset called

> Do you pass any options to wasapisink like low-latency=true?

no

> Do you set a higher thread priority for your gstreamer pipeline? The element
> does that for itself (see: gst_wasapi_util_set_thread_characteristics()),
> but it can't set that for the rest of the pipeline.

no

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