[Insight-users] Performance regression ImageSeriesReader? (with test)

[Bill Lorensen]

If it is CT data,, can you try an experiment.
change PixelType to int and see if both versions are slow.


On Sun, Mar 21, 2010 at 5:14 PM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
> CT data?
>
>
> On Sun, Mar 21, 2010 at 5:05 PM, Roger Bramon Feixas
> <rogerbramon at gmail.com> wrote:
>> Yes, we compiled each with Release.
>>
>> On Mon, Mar 22, 2010 at 12:44 AM, Bill Lorensen <bill.lorensen at gmail.com>
>> wrote:
>>>
>>> Question 1: Did you compile each with Release?
>>>
>>> On Sun, Mar 21, 2010 at 11:52 AM, Roger Bramon Feixas
>>> <rogerbramon at gmail.com> wrote:
>>> > This week we updated our ITK version from 2.8 to 3.16  and we noticed
>>> > the
>>> > medical models are loading 2x slower using the 3.16 ITK version. We use
>>> > itk::ImageSeriesReader and the problem is focused in its Update()
>>> > method.
>>> > I attached a simple test program which reproduces the problem and where
>>> > we
>>> > can see that the Update() method is 2 times slower using ITK 3.16 vs.
>>> > ITK
>>> > 2.8.
>>> > We compiled both versions using Visual Studio 2008 on Windows XP 32bits
>>> > and
>>> >  we don't known if this problem also occurs in other platforms.
>>> > I wonder if other itk users have this same performance problem and if
>>> > there
>>> > is anybody can help us in order to solve it.
>>> > Thanks!
>>> >
>>> > Roger
>>> >
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>>
>>
>