[Bug 653828] High CPU usage compared with previous versions

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=653828
  GStreamer | gst-plugins-base | 0.10.31

Stefan Kost (gstreamer, gtkdoc dev) <ensonic> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ensonic at sonicpulse.de

--- Comment #6 from Stefan Kost (gstreamer, gtkdoc dev) <ensonic at sonicpulse.de> 2011-07-01 17:28:43 UTC ---
(In reply to comment #4)
> Uhh, /me bad I didn't even consider a live CD :-/
> I have kicked off a live CD download, and I will test it and see if its the
> same.  Thanks for the tip.
> 
> I have forced the install of the F15
> gstreamer-plugins-base-0.10.33-1.fc15.i686.rpm but that still exhibits the
> video drop out.

I'd suggest to update core as well, whenever you update base. Also updateing
orc might be a good idea.

> 
> Some further information, the CPU is 100% in both versions, but the frame rate
> of the post 0.10.28 versions is about 2 frames per second.  
> My first attempt at using oprofile seems to point at libgstdeinterlace.so, but
> I am not changing gstreamer-plugins-good, only gstreamer-plugins-base!?  I
> don't know if libgstvideoscale.so is having an impact on libgstvideoscale.so?
> 
> Here is the 2fps drop-out version with
> gstreamer-plugins-base-0.10.33-1.fc15.i686.rpm
> 
> # opreport --global-percent | head -22
> CPU: AMD64 processors, speed 2210.96 MHz (estimated)
> Counted CPU_CLK_UNHALTED events (Cycles outside of halt state) with a unit mask
> of 0x00 (No unit mask) count 100000
> CPU_CLK_UNHALT...|
>   samples|      %|
> ------------------
>   1219846 44.4106 libgstdeinterlace.so
>    325132 11.8370 no-vmlinux
>    314115 11.4359 libgstvideoscale.so
>    288354 10.4980 libmpeg2.so.0.1.0
>    136063  4.9536 orcexec.Oe12ZQ (deleted)
>    121162  4.4111 libgstffmpegcolorspace.so
>     57241  2.0840 libc-2.13.so
>     37504  1.3654 libpython2.7.so.1.0
>     33910  1.2346 libgobject-2.0.so.0.2600.0
>     31830  1.1588 libgstreamer-0.10.so.0.26.0
>     23199  0.8446 libglib-2.0.so.0.2600.0
>     20747  0.7553 nvidia_drv.so
>     15260  0.5556 libpthread-2.13.so
>     15094  0.5495 libpulsecommon-0.9.21.so
>      9652  0.3514 libX11.so.6.3.0
>      9320  0.3393 oprofiled
> 
> 

I think the version in F13 wasn't even using deinterlacing. Would be nice if
totem would allow to disable deinterlacing.

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