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face=Arial>. In this Recommendation | International Standard the
inter prediction process can form segmentations for motion representation as
small as 4x4 luma samples in size, using motion vector accuracy of one-quarter
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class=117110909-12082005>Regards</SPAN></SPAN></SPAN></DIV>
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<FONT face=Tahoma size=2><B>From:</B> x264-devel-bounce@videolan.org
[mailto:x264-devel-bounce@videolan.org] <B>On Behalf Of </B>leon
jorgunsen<BR><B>Sent:</B> Freitag, 12. August 2005 10:26<BR><B>To:</B>
x264-devel@videolan.org<BR><B>Subject:</B> [x264-devel] Re: 1/4 pixel
resolution<BR></FONT><BR></DIV>
<DIV></DIV><!-- Converted from text/plain format -->
<P><FONT size=2>You can even perform 1/8-pel motion
compensation...<BR> <BR>--Leon<BR><BR>>
De: Tuukka Toivonen <tuukkat@ee.oulu.fi><BR>> A:
x264-devel@videolan.org<BR>> Objet: [x264-devel] Re: 1/4 pixel
resolution<BR>> Date: Thu, 11 Aug 2005 12:43:52 +0300 (EEST)<BR><BR>> On
Thu, 11 Aug 2005, Radek Czyz wrote:<BR>><BR>> > Yes it does have 1/4
pixel resolution, but it's not a feature. It's the only<BR>> > possible
vector resolution in AVC.<BR>><BR>> Well, one could do motion estimation
at 1/2 pixel accuracy,<BR>> and never write 1/4 accurate motion vectors into
the bitstream.<BR>> But this makes little sense as the step from integer
pixel<BR>> to 1/2 pixel accuracy is much more difficult than 1/2<BR>> to
1/4 (longer interpolation filter).<BR>><BR>> --<BR>> This is the
x264-devel mailing-list<BR>> To unsubscribe, go to: <a href=<A
href="http://developers.videolan.org/lists.html">http://developers.videolan.org/lists.html</A>><A
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