[Bug 795332] flvmux: gst_flv_mux_find_best_pad being called as fast as possible (tight-loop)
GStreamer (GNOME Bugzilla)
bugzilla at gnome.org
Thu Apr 19 09:15:00 UTC 2018
https://bugzilla.gnome.org/show_bug.cgi?id=795332
Vinod Kesti <vinodkesti at yahoo.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |vinodkesti at yahoo.com
--- Comment #4 from Vinod Kesti <vinodkesti at yahoo.com> ---
CPU usage is normal with audiomixer/compositor.
I used below pipelines to test this.
gst-launch-1.0 compositor name=comp sink_1::alpha=0.5 sink_1::xpos=50
sink_1::ypos=50 ! \
videoconvert ! fakesink \
videotestsrc is-live=true pattern=snow timestamp-offset=3000000000 ! \
"video/x-raw,format=AYUV,width=640,height=480,framerate=(fraction)30/1" ! \
timeoverlay ! queue2 ! comp. \
videotestsrc is-live=true pattern=smpte ! \
"video/x-raw,format=AYUV,width=800,height=600,framerate=(fraction)10/1" ! \
timeoverlay ! queue2 ! comp.
gst-launch-1.0 \
audiotestsrc is-live=true freq=100 ! audiomixer name=mix ! audioconvert !
fakesink \
audiotestsrc is-live=true freq=500 ! mix.
But with flvmux CPU usage is more than 100% due to tight loop.
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