directsoundsink low latency possible?

Thomas Roos thomas at roosesweb.de
Mon Apr 20 02:33:27 PDT 2015


Hi,
I'm new to windows gstreamer development. I need to do low latency
audio playback in windows, but any buffer-time below 200ms will have
problems. No or stuttering audio playback.
working:
GST_DEBUG=3,directsoundsink:5 gst-launch-1.0.exe directsoundsrc
buffer-time=10000 !  directsoundsink buffer-time=200000

non-working:
GST_DEBUG=3,directsoundsink:5 gst-launch-1.0.exe directsoundsrc
buffer-time=10000 !  directsoundsink buffer-time=60000

Under Linux there are debugging possibilities (proc file system) which
give me information about the sound card (ring buffer, play
pointer....) - is there something similar in windows 7?
I'm very thankful for any advice!
cheers, Thomas


P.S: I'm unsure if the BUG
https://bugzilla.gnome.org/show_bug.cgi?id=745684 is related to it?
P.P.S: Is there any time schedule for Gstreamer 1.4.6 since I'm using
the precompiled modules for Windows.


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