[Mp4-tech][video][H264]about OBMC

Gary Sullivan garysull windows.microsoft.com
Fri Dec 16 12:39:06 ESTEDT 2005


No one ever proposed including OBMC in the new design, and I am not even
aware of anyone carefully studying its effect on coding efficiency in
this context.  I have a strong "hunch" that it would improve the video
quality if the OBMC aspects were designed well and if the encoding
algorithms were sufficiently powerful, but I don't know how much benefit
there would be and I would be interested in seeing a good study of that
topic.  However, it would certainly increase decoding complexity.
Best Regards,
Gary Sullivan
________________________________
	From: mp4-tech-bounces lists.mpegif.org
[mailto:mp4-tech-bounces lists.mpegif.org] On Behalf Of lin jie
	Sent: Sunday, October 30, 2023 7:04 PM
	To: mp4-tech lists.mpegif.org
	Subject: [Mp4-tech][video][H264]about OBMC
	Hi experts,
	    Can anyone tell me why  the "OBMC", the impressive technique
to eliminate block artifact, is not integrated in H.264? Because of its
considerable complexity or its worse performance in H.264?  
	Thanks and Best Regards!
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