High Efficiency Video Coding tiers and levels: Difference between revisions

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Line 1: {{Short description\|none}} <!-- This short description is INTENTIONALLY "none" - please see WP:SDNONE before you consider changing it! --> '''High Efficiency Video Coding tiers and levels''' are constraints that define a [[High Efficiency Video Coding]] (HEVC) bitstream in terms of maximum bit rate, maximum luma sample rate, maximum luma picture size, minimum compression ratio, maximum number of slices allowed, and maximum number of tiles allowed.<ref name=OverviewHEVCIEEE2012>{{cite news \|title=Overview of the High Efficiency Video Coding (HEVC) Standard \|author=G.J. Sullivan \|author2=J.-R. Ohm \|author3=W.-J. Han \|author4=T. Wiegand \|author4-link=Thomas Wiegand \|publisher=IEEE Trans. on Circuits and Systems for Video Technology \|url=http://iphome.hhi.de/wiegand/assets/pdfs/2012_12_IEEE-HEVC-Overview.pdf ~~\|format=PDF~~ \|date=2012-05-25 \|accessdate=2012-09-14}}</ref><ref name=HEVCITURecommendationH265>{{cite news \|title=H.265 : High efficiency video coding \|publisher=ITU \|url=http://www.itu.int/rec/T-REC-H.265\|date=2013-06-07 \|accessdate=2013-06-07}}</ref> Lower tiers are more constrained than higher tiers and lower levels are more constrained than higher levels.<ref name=OverviewHEVCIEEE2012/><ref name=HEVCITURecommendationH265/> ==Tiers==