Table of Contents
1Scope
2References
3Abbreviationsanddefinitions
4AttributesofaReferenceImpairmentsystemfor
video(RISV)
4.1Anadjustablerangeofvideoimpairmentlevels
4.2PotentialapplicationsforaRISV
5ImpairmentsproducedbytheRISV
5.1Blockdistortion
5.2Blurring
5.3Edgebusyness
5.4Noise
5.5Jerkiness
5.6Combinationofimpairments
6Conclusion
AppendixIVIRIS,aspecificimplementationofaRISV
I.1Introduction
I.2Impairmentsimulation
I.2.1Blockdistortion
I.2.2Blurring
I.2.3Edgebusyness
I.2.4Noise
I.2.5Jerkiness
I.3CalculationofthePeakSignal-to-Noise
Ratio(PSNR)
I.4VIRISprogramme
I.5VIRISsubjectivetestplan
I.5.1VIRISpicturesequences
I.5.2VIRIStestconditions
I.5.3VIRIStestmethod
I.5.4VIRISviewingconditions
I.5.5VIRIStestprocedures
I.5.6VIRISsubjectivetestresults
I.5.6.1Dataanalysis
I.5.6.2VIRISresults
I.6Edgebusynesssubjectivetestplan
I.6.1Edgebusynesspicturesequences
I.6.2VIRIStestconditionsandtest
materialpreparation
I.6.3Edgebusynesssubjectivetestmethod
I.6.4Edgebusynesssubjectivetest
procedures
I.6.5Edgebusynesssubjectivetestresults
I.7Conclusions
Bibliography Abstract
Describes the principles of an adjustable video reference system that can be used to generate the reference conditions necessary to characterize the subjective picture quality of video produced by compressed digital video systems.
