[GEM-dev] (no subject)

[B. Bogart]

No problem,

I'll be back on this machine not until wednesday.

Quicktime 7.0.4 Seems that is the most up to date.

The machine is 10.3.9

Thanks,
..b.


On Fri, March 17, 2006 3:21 pm, chris clepper said:
> I won't be able to look at the Shark traces until later, but both of the
> functions you list are Quicktime internals.  What version of QT are you
> using?
>
> On 3/17/06, B. Bogart <ben at ekran.org> wrote:
>>
>> Hi Chris,
>>
>> Here are a couple links:
>>
>> This one was the profile done while the video is running fine:
>> http://www.ekran.org/ben/research/While-PD-runs-fine@start.mshark
>>
>> This is the one once PD has been running for a while (20-30min):
>> http://www.ekran.org/ben/research/Pd-is-now-slogging.mshark
>>
>> Looks like while things are looking ok 25% CPU goes into "DecodeBlocks"
>> which looks like the decompression process. When things go bad it looks
>> like "mentorGetNextFrame" takes up 45% so that looks like the problem.
>> Sorry I don't have the debugging symbols in this gem binary, but I hope
>> the profiles can still help.
>>
>> Thanks for the tips Chris, shark is indeed pretty sharp... :)
>>
>> .b.
>>
>>
>>
>> On Fri, March 17, 2006 11:33 am, chris clepper said:
>> > Use this URL instead
>> http://developer.apple.com/tools/sharkoptimize.html
>> >
>> > On 3/17/06, chris clepper <cgc at humboldtblvd.com> wrote:
>> >>
>> >> I just realized that there is no need for me to test your patch.  You
>> >> can
>> >> install the Apple CHUD tools and run Shark yourself.  All of the
>> >> directions
>> >> are on this page:
>> >>
>> >>
>> >>
>> http://developer.apple.com/tools/performance/optimizingwithsystemtrace.html
>> >>
>> >> Save the session and post it online somewhere and one of us will have
>> a
>> >> look.
>> >>
>> >>
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>> >
>>
>>
>>
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