[vlc-devel] Re: Video filter useful for transcoding PAL DV
Antoine Cellerier
dionoea at via.ecp.fr
Sat Apr 21 01:52:42 CEST 2007
On Fri, Apr 20, 2007, Paul Corke wrote:
> On 20 April 2007 10:23, Antoine Cellerier wrote:
>
> > On Thu, Apr 19, 2007, Paul Corke wrote:
> >>> -----Original Message-----
> >>> When no transformation needs to be applied, you should just return
> >>> the input picture instead of creating a new one and copying it line
> >>
> >> Ok, but I need to do a memmove because the source and destination
> >> would overlap. Or does libvlc.memcpy() allow for this? I'll
> >> investigate further, get it changed and then re-submit.
> >
> > You can return the input pointer without copying anything.
>
> But that's not what the filter does... It moves the picture up by
> one line. So if "deflicker" is set to 0, output is still != input
> but it does this with the pf_memcpy instead of blending the lines:
Oops, sorry :) I misread
--
Antoine Cellerier
dionoea
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