[FFmpeg-devel] dia, dia_size and the rest

Michael Niedermayer michaelni
Fri Jan 23 21:11:49 CET 2009

On Fri, Jan 23, 2009 at 05:34:49PM +0000, Robert Swain wrote:
> 2009/1/23 Michael Niedermayer <michaelni at gmx.at>:
> > On Fri, Jan 23, 2009 at 03:47:44PM +0000, vmrsss wrote:
> >> I have tried to use me_method hex with mpeg2video and got:
> >>
> >> > [mpeg2video @ 0x101005800]me_method is only allowed to be set to
> >> > zero and epzs; for hex,umh,full and others see dia_size
> >>
> >> I suppose there are precise rules on which video codecs support which
> >> motion estimation algorithms. What are they?
> >
> > the rule is above, what part of it is unclear?
> > Do you have some suggestion how to make it clearer?
> > The rule is not dependant on the used codec.
> I still think the patterns should not be controlled by the dia_size
> variable. It seems illogical to me. Control of the pattern/algorithm
> should be given to me_method and maybe dia_size should be me_size or
> something.

patch welcome, but make sure it looses no speed


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Democracy is the form of government in which you can choose your dictator
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