video problems in Ubuntu

[NoOp]

On 01/19/2012 10:57 AM, NoOp wrote:
...
> OK. In Openshot I loaded up the 466.6MB AVI and I added a sound track;
> I'm am exporting to DV NTSC now. I can see in 'top' and the cpu monitor
> that the export is taking 75-95% of my CPU (2.4Ghz single core). I see
> the temp of my processor going from 40C to 51C... ooops now at 52C. I
> have set my temp sensors to alarm at 70C & could probably wait to see if
> it gets that high... however I'll kill the process if the temp gets to 58C.
> 
> I very much suspect that you are getting a thermal shutdown. Many BIOS'
> will have a crash log & a thermal shutdown will show there. A thermal
> shutdown won't show in the OS logs, so check your BIOS logs.
> 
> Were I you, I'd install temprature sensors & watch the temp of your CPU
> when exporting. You can also try setting the process to a 'nice' value
> or 10 or 15 so that it takes less processor priority. You can do that
> from the System Monitor applet, or from the command line:
> http://www.nixtutor.com/linux/changing-priority-on-linux-processes/

Export just finished & results in a 1.4 GB (1527549952 bytes) mpeg video
file:

$ ls BerlinProject.dvd -al
-rw-r--r-- 1 gg gg 1527549952 2012-01-19 12:58 BerlinProject.dvd
$ file BerlinProject.dvd
BerlinProject.dvd: MPEG sequence, v2, program multiplex

Again Douglas, I suspect that you are experiencing a thermal shutdown.