[Vv] Functionality of the fusion opacity slider

[Simon Rit]

Hello,
I noticed that the window/level of the fusion was not accounted for. I
have tried to correct on the cvs version. Let me know if you have time
to test it !
Simon

On Thu, Jul 22, 2010 at 11:53 AM, David Sarrut
<David.Sarrut at creatis.insa-lyon.fr> wrote:
> Hello Shruti,
> you are right, the fusion tool is buggy. If I remember well, it (almost)
> works when the fusion image as pixel value in [0:1000]. We must rethink this
> tools that was initially intended to display dose distribution on a CT image
> and not really to fuse two images in a very general way. Could you please
> indicate us for what kind of usage you want to use this tool ?
> Sincerely,
> David
>
> On Thu, Jul 22, 2010 at 10:20, Shirhatti, Shruti (GE Global Research,
> non-GE) <Shruti.Shirhatti at ge.com> wrote:
>>
>> Dear All,
>>
>> As per my understanding, the opacity slider functions as following
>> When a fusion image is added and the slider is at the left extreme,
>> opacity is 0, ie the base image is completely visible, right extreme implies
>> the fusion image is completely visible and in between is a combination.
>> eg: halfway through the slider means both base and fusion images are
>> equally visible
>> Is my understanding correct?
>> Im still a little confused as to what the opacity slider is doing?
>> I tried several datasets but it varies from image to image
>> An image that is clearly visible at a certain window and level when loaded
>> independently is not visible at all when I load it as a fusion on another
>> image inspite of setting the window and level correctly and moving the
>> opacity slider to the right extreme.
>>
>>
>> Thanks and Regards,
>> Shruti
>>
>>
>>
>
>
> --
> David Sarrut, Phd
> Chargé de recherche CNRS
> Centre de lutte contre le cancer Léon Bérard
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