#483 closed defect (invalid)

MVD value may exceed entropy coding limit of 32 bits in CABACWriter::exp_golomb_eqprob

Reported by: wanght99 Owned by:
Priority: minor Milestone:
Component: spec Version: VVC D6 vE
Keywords: Cc: ksuehring, bbross, XiangLi, fbossen, jvet@…

Description

In VTM-6.0, the range of MVD values in [-217, 217-1], inclusive. When the MVD has the value of -217, the number of exp_golomb bins will exceed the limit of 32.

A fixed of using the range of [-(217-1), 217-1] was suggested (https://jvet.hhi.fraunhofer.de/trac/vvc/ticket/478).

Change history (2)

comment:1 Changed 22 months ago by bbross

Is a change to the spec needed for that?

comment:2 Changed 22 months ago by wanght99

  • Resolution set to invalid
  • Status changed from new to closed
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