deblock

Clear a blockage

To deblock is to remove blocking artifacts—the visible grid patterns that appear in compressed digital video or images when data is lost.

Video codecs apply deblocking filters to smooth these jagged edges: The software automatically deblocks low-quality footage.

In other technical contexts, deblock means to release something from a blocked state or to separate items that have been blocked together.

video

compression

Forcing into smaller space

MPEG · encoding · decoding · filter · smoothing · quantization · bitrate · streaming · playback · banding

medical

artery

Oxygen-rich blood conduit

bypass · plaque · thrombosis · clot · circulation · blood flow · cholesterol · atherosclerosis · vasodilation · ischemia

access

firewall

Network access control system

unlock · bypass · security · protocol · permission · privilege · login · certificate · restriction · gateway

obstruction

barrier

Obstruction preventing passage

clog · jam · chokepoint · hindrance · snag · logjam · gridlock · backlog · clearance · removal

Opposites
obstruction action

deblockblock

Solid mass, or impede

obstruct · clog · occlude · barricade · dam

digital processing (artifact handling)

deblockblock

Solid mass, or impede

compress · encode · degrade · pixelate · artifact

Family

deblocking

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Used worldwide · Timeless · Rated G