[MPlayer-dev-eng] Re: [PATCH] New video filter: deblendlogo
xyzzy at speakeasy.org
Fri Feb 25 03:41:37 CET 2005
On Thu, 24 Feb 2005, D Richard Felker III wrote:
> if you premultiply and convert back to 8bit samples, a bit of
> precision is lost. don't know if it will be visible. converting
> everything to use fixed point, and keeping the logo image as 8.8 fixed
> point would probably make things a lot faster and keep all the
He using floating point now. So you would want to store the logo as either
floats or fixed point, with fixed point probably faster. Of course this
operation is begging for a MMX and SSE implimentation, it would be so easy.
It would be nice to be able to de-logo live TV.
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