[FFmpeg-cvslog] r8992 - trunk/libavcodec/i386/motion_est_mmx.c

Michael Niedermayer michaelni
Fri May 11 23:53:47 CEST 2007


Hi

On Thu, May 10, 2007 at 09:42:19PM -0600, Loren Merritt wrote:
> On Fri, 11 May 2007, lorenm wrote:
> 
> > sse2 version of fullpel sad. 16% faster than mmx2 on core2, but slower on k8.
> >
> > Modified:
> >   trunk/libavcodec/i386/motion_est_mmx.c
> 
> Oops, this crashes in svq1. How is one supposed to deal with codecs that 
> encode 16x16 blocks with stride not divisible by 16? I could increase the 
> alignment in get_buffer, but it seems like wasted memory when svq1 is the 
> only codec that uses 16x16 for chroma.

hmm odd
avcodec_align_dimensions() should already ensure that chroma for svq1
is 16 byte aligned or do i missunderstand something?

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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