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Ge et al., 2002 - Google Patents

A new hybrid block-matching motion estimation algorithm

Ge et al., 2002

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Document ID
14138444542549875582
Author
Ge J
Mirchandani G
Publication year
Publication venue
IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS SPEECH AND SIGNAL PROCESSING

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ABSTRACT A fast and efficient hybrid block-matching motion estimation algorithm is proposed in this paper. The fact that motion characteristics are relatively stable in a GOP (group of pictures) is utilized to reduce the computation burden without quality degradation …
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
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    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
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    • H04N19/56Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
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    • H04N19/136Incoming video signal characteristics or properties
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    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
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    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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