image manipulating without window locked

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Hi,

My problem is in WPF technology.

How to show rendering line to line on manipulate a image, like Photoshop software or Paint.Net rendering.
This means, show real time manipulating effect (filter effect), without "Not responding" message on window title.

Thank you for attention.:confused:

Posted 27-Dec-10 9:18am

hzawary

Updated 27-Dec-10 12:24pm

Dalek Dave

v2

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Dalek Dave 27-Dec-10 18:24pm

Edited for Grammar and Readability.

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Manfred Rudolf Bihy · Answer 1 · 2010-12-27T09:24:00

Solution 1

That sounds like you're doing the (time consuming) manipulation in the window's main thread. This will freeze your application. If you have to do lengthy stuff that runs for a while you should use a Thread or a BackgroundWorker to do it.

Cheers,

Manfred

Posted 27-Dec-10 9:24am

Manfred Rudolf Bihy

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Dalek Dave 27-Dec-10 18:25pm

Spot on, doing it realtime eats resources.