Patent ID: 9338456
Filing Date: 2016-05-10
CPC Classification: H04N

Claim Text:
1. A method of variable-length coding (VLC) a block of video data, comprising: storing a first VLC table array selection table in memory; storing an indication of differences between the first VLC table array selection table and a second VLC table array selection table, wherein the indication comprises a set of values that define differences between entries in the first VLC table array selection table and the corresponding entries in the second VLC table array selection table; reconstructing a plurality of entries of the second VLC table array selection table by arithmetically combining the entries in the first VLC table array selection table and the values of the stored indication of the differences between the first VLC table array selection table and the second VLC table array selection table; and using the reconstructed at least one entry of the second VLC table array selection table to code at least one block of video data.