You can try to put the "qos" property of the sink element to false. You can get some invalid playback times, but it can fix your framedropping issue.at the end, the problem will probably be in the pgmsink which renders on opengl every received frame, try playing the video with a pigment-python example and compare the CPU usage.

On Mar 21, 2009, at 8:12 PM, "Hakan Lindestaf" <[email protected]> wrote:

Olivier,

I finally had a chance to test this and I get about 180% cpu time on elisa when playing a 1080p movie (Wall-E) but with gst-launch I only get about 80%. In gst-launch it plays smooth and nice but in Elisa is skips frames
when there's a lot of movement.

Anything else I can do to help the troubleshooting? The measurement is when the scanning is complete so I don't think that’s causing it, unless it does something when it's not scanning. I didn't try to kill the slave processes.

Thanks,
/Hakan



-----Original Message-----
From: Olivier Tilloy [mailto:[email protected]]
Sent: Wednesday, March 18, 2009 9:48 AM
To: Hakan Lindestaf
Cc: [email protected]
Subject: Re: [Elisa] What do I need for 1080P playback

Hello Hakan,

Does playing the same video file in an other gstreamer based player
(like totem) produce the same result, or does it play fine?

Can also try playing the same video with gst-launch? In a terminal, type:

   gst-launch -v playbin uri=file:///full/path/to/media/file

Let us know what the results are.

Cheers,

Olivier


Hakan Lindestaf a écrit :
I'm looking to get a system together that will play back 1080P from
H264/MKV. I currently have an Intel Duo core 8500, 2 GB ram, Gigabyte
motherboard and a NVidia 9800 graphics board on Ubuntu 8.10 with OpenBox
and
proprietary driver thru envyng. I've tried both the built-in codec in
gstreamer and I bought the codec from Fluendo, but every few seconds I get
a
dropped frame, especially with big movements. Are there any caches I can play with to figure out where the bottleneck is? Top shows elisa using around 160% cpu time, but goes up and down depending on video content.

Thanks for any input,

/Hakan


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