DIFF Subgroup
H04N 19/103 Selection of coding mode or of prediction mode
Introduced: January 2014
Full Title
Methods or arrangements for coding, decoding, compressing or decompressing digital video signals > using adaptive coding > characterised by the element, parameter or selection affected or controlled by the adaptive coding > Selection of coding mode or of prediction mode
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2014.
Child Classifications
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- H04N 19/105 Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/107 between spatial and temporal predictive coding, e.g. picture refresh since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/109 among a plurality of temporal predictive coding modes since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/11 among a plurality of spatial predictive coding modes since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/112 according to a given display mode, e.g. for interlaced or progressive display mode since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/114 Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames (H04N19/107 takes precedence) since 2014 IPC+CPC Available in IPC and CPC