Re: screen capture is slow
From: ve (ve_at_discussions.microsoft.com)
Date: 03/21/05
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Date: Sun, 20 Mar 2005 16:57:04 -0800
The CPU is showing maximum whenever it is taking the snapshot.
Yes i will give a try for some these products.
> > for one minute the time stamp is also one minute which is not in my case.
>
> Another useful thing to do is to check the CPU usage whilst your capture
> is running. This will at least tell you if it is CPUY bound or due to some
> other reason.
>
> The fact that a commerical quality product manages this (and you should try
> the Windows Media encoder as well) implies that
>
> 1. The commerical product compresses first which removes a disk bottleneck.
> 2. The commercial product has a better means of getting the bits of the
> desktop. Given that Push Source is a cheap and cheerful sample this seems
> likely. You should check out the myriad of desktop capture samples around
> and see how they do it.
>
> Iain
> --
> Iain Downs (DirectShow MVP)
> Software Product Consultant
> www.idcl.co.uk
>
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