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Picture quality diagnostics

  • US 20030174212A1
  • Filed: 03/18/2002
  • Published: 09/18/2003
  • Est. Priority Date: 03/18/2002
  • Status: Active Grant
First Claim
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1. A picture quality diagnostic apparatus comprising:

  • means for generating a human vision model response for a test input video signal based on a human vision model;

    means for applying to the human vision model response an objective measures map based on the test input video signal for different impairment types as a mask to produce an objectively filtered subjective map; and

    means for determining from the objectively filtered subjective mask an impairment analysis to give respective proportions of the different impairment types.

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