[Bug 796478] avfvideosrc Consuming Too much CPU

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=796478

--- Comment #3 from Prafulla Kumar Singh <prafulla at algorythma.com> ---
Still The CPU use is up by 75%. Similar issue is also in iOS as with
avfvideosrc increase CPU use by 75%, with video resolution 240*320.


Logs:

ADFGTECHs-MacBook-Pro-2:iOSGstreamerClient prafullasingh$ ps
  PID TTY           TIME CMD
 1111 ttys000    0:00.49 -bash
12116 ttys000    0:22.79 ./objs/srs -c ./conf/srs.conf
12196 ttys000    0:00.06 tail -f objs/srs.log
14198 ttys002    0:01.04 -bash
23531 ttys002    0:12.14 gst-launch-1.0 avfvideosrc !
video/x-raw,width=640,height=480 ! videoconvert ! x264enc tune=zerolatency !
video/x-h264 ! mpegtsmux name=mux ! queue ! udpsink host=127.0.0.1 port=
22733 ttys003    0:00.25 -bash
ADFGTECHs-MacBook-Pro-2:iOSGstreamerClient prafullasingh$ ps -p 23531 -o
%cpu,%mem
 %CPU %MEM
131.9  0.5
ADFGTECHs-MacBook-Pro-2:iOSGstreamerClient prafullasingh$ ps -p 23531 -o
%cpu,%mem
 %CPU %MEM
126.9  0.5
ADFGTECHs-MacBook-Pro-2:iOSGstreamerClient prafullasingh$ ps
  PID TTY           TIME CMD
 1111 ttys000    0:00.49 -bash
12116 ttys000    0:23.16 ./objs/srs -c ./conf/srs.conf
12196 ttys000    0:00.07 tail -f objs/srs.log
14198 ttys002    0:01.16 -bash
23704 ttys002    0:02.25 gst-launch-1.0 videotestsrc !
video/x-raw,width=640,height=480 ! videoconvert ! x264enc tune=zerolatency !
video/x-h264 ! mpegtsmux name=mux ! queue ! udpsink host=127.0.0.1 port
22733 ttys003    0:00.26 -bash
ADFGTECHs-MacBook-Pro-2:iOSGstreamerClient prafullasingh$ ps -p 23704 -o
%cpu,%mem
 %CPU %MEM
 46.8  0.4

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