[FFmpeg-devel] [PATCH 1/3] timefilter: internally compute feedback factors.

Michael Niedermayer michaelni at gmx.at
Fri Mar 2 16:41:28 CET 2012

On Fri, Mar 02, 2012 at 11:59:18AM +0100, Nicolas George wrote:
> The feedback factors for the timefilter are directly computed from
> the expected period. This commit changes the init function to accept
> the period itself and compute the feedback factors internally,
> rather than having all client code duplicate the formulas.
> This commit also actually fixes the formulas: the current code had
> sqrt(2*o), but the correct formula, both theoretically and according
> to experimental testing, is sqrt(2)*o.

> Furthermore, it adds an exponential to feedback factors larger than
> 1 with large periods.

interresting idea

patch LGTM

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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