[gst-devel] gst-launch CPU load on arm 9

Stefan Kost ensonic at hora-obscura.de
Wed Aug 25 17:42:33 CEST 2010


On 10.08.2010 09:46, stuart68 wrote:
> Hi,
>
> I have been successfully decoding a flac audio file being streamed to an arm
> 9 processor, OMAPL-138 @ 372MHz, running openembedded Linux. This is using
> the latest release of OE.
>
> When I look at the CPU load it cycles, it is not steady. It can go as low as
> 0% right up to 99% CPU load.
>
> I would have expected the load to maintain a steady percentage.
>
> Can anyone offer me some advice? If not to stop this varying load, then what
> changes can I make to improve the efficiency of the pipeline?
>
> I have tried using queue, but that makes no difference.
>
> My pipeline is as follows:
>
> gst-launch souphttpsrc location=http://<ip address>/<path to flac file> !
> decodbin ! alsasink
>
> Thanks in advance,
> Stuart
>
>   
Is the CPU set to a fixed frequency? How are you meassuring the CPU load?

Stefan




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