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Re: [OM] Re: Dipping our Toe Into Digital (LONG)

Subject: Re: [OM] Re: Dipping our Toe Into Digital (LONG)
From: "C.H.Ling" <chling@xxxxxxxxxxxxx>
Date: Mon, 23 Dec 2002 17:20:11 +0800
I think this is called block noise, more obvious in MPEG-1, in MPEG-2
it has been greatly reduced. It is also related to the
encoding/decoding software/hardware, most Hollywood VCD (MPEG-1)
encoded very well, they look quite acceptable. 

C.H.Ling

Klaus Elmquist Nielsen wrote:
> 
> Hi all,
> 
> A while back I was watching TV with my ex girlfriend. She has been working 
> for years with
> drum scanners and has a very good eye for images. She pointed out that in 
> some scenes
> when the camera was moving there are some noise appearing. Much like small 
> "dancing"
> squares (kind apologies for my english here). It takes a little to notice it. 
> But it
> is there. So in fact, while MPEG is quite good, it it shows its limitations 
> to the
> trained eye.
> 
> Cheers,
> Klaus
>

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