SIGNALLING SYNTAX ELEMENTS FOR TRANSFORM COEFFICIENTS FOR SUB-SETS OF LEAF-LEVEL CODING UNIT Russian patent published in 2016 - IPC H04N19/129 H04N19/132 H04N19/46 H04N19/70 

Abstract RU 2580082 C2

FIELD: information technology.

SUBSTANCE: disclosed is a method of encoding a video data unit. The method includes a step of dividing a video data transform unit into a plurality of transform coefficient sub-sets. Further, the method includes determining, for a sub-set of the plurality of transform coefficient sub-sets, whether or not to generate a syntax element which indicates whether or not the sub-set includes any non-zero coefficients.

EFFECT: reducing the amount of data used to present coefficients which enable video data processing.

52 cl, 8 dwg

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RU 2 580 082 C2

Authors

Karchevich Marta

Van Sjanlin

Go Livej

Dates

2016-04-10Published

2012-06-29Filed