IMPROVED CODING OF THE SCREEN CONTENT WITH IMPROVED METHODS OF PALETTE AND INDEX CARD CODING Russian patent published in 2018 - IPC H04N19/186 H04N9/79 

Abstract RU 2654200 C1

FIELD: data processing.

SUBSTANCE: invention relates to improved coding with improved color table (palette) coding and an index map. Device (100) for performing content coding method (1700) is provided that color index map (311, 601, 1301, 1600) is obtained (1701) based on current CU (101, 213, 401, 501), encoding (1703) a color index map where at least a portion of the color index card is encoded using the first encoding method, where the first indicator indicates a significant distance of the first encoding method, and combined (1705) the encoded color index card and the first indicator for transmission to receiver (200).

EFFECT: technical result is lower encoder complexity when computing and accessing memory.

24 cl, 18 dwg, 1 tbl

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RU 2 654 200 C1

Authors

Yu, Haoping

Ma, Zhan

Wang, Wei

Xu, Meng

Dates

2018-05-17Published

2015-06-25Filed