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Re: Writing optimized screeshot utility.

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Re: Writing optimized screeshot utility.

Subject: Re: Writing optimized screeshot utility.
From: Shawn Erickson <email@hidden>
Date: Tue, 20 Nov 2007 07:14:26 -0800


On Nov 20, 2007, at 4:02 AM, Teemu Keinonen wrote:

Hi all,
I want to write optimized screenshot utility to make videos from screeen and therefore i want to know what parts of the screen have changed since last snapshot. I can think of two alternatives:

1) Is it possible to get dirty region information from window manager via a callback or such?


Yes.

<http://developer.apple.com/documentation/GraphicsImaging/Reference/Quartz_Services_Ref/Reference/reference.html#//apple_ref/doc/uid/TP30001070-CH1g-F16970 >

-Shawn
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Re: Writing optimized screeshot utility.
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  >Writing optimized screeshot utility. (From: "Teemu Keinonen" <email@hidden>)




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