[FFmpeg-devel] [PATCH] Add RSHIFT_POS and ROUNDED_DIV_POS
Tue Jul 28 11:49:36 CEST 2009
On Tue, Jul 28, 2009 at 04:12:03AM -0300, Ramiro Polla wrote:
> Currently there is RSHIFT(a,b) and ROUNDED_DIV(a,b), which work for
> both negative and positive values of a. This patch adds variants that
> only work on positive values of a, so it may be used on variables
> known to be positive.
> And another patch uses it in swscale.
I honestly dont see the point,
the first part is just init where such minor speed change is irrelevant
and the rest is clearer and less code as pure C s it is
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
it is not once nor twice but times without number that the same ideas make
their appearance in the world. -- Aristotle
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