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PLAYBACK METHOD AND PLAYBACK DEVICE

  • US 20190230316A1
  • Filed: 03/28/2019
  • Published: 07/25/2019
  • Est. Priority Date: 06/20/2014
  • Status: Active Grant
First Claim
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1. A non-transitory computer readable recording medium, in which are recordeda video signal of a content;

  • andoutput control information having at least one of a first flag indicating that output of the content using first copyright protection technology for encrypting the content is not restricted and a second flag indicating that output of the content using the first copyright protection technology is restricted;

    wherein the first flag indicates that the content can be output both when using the first copyright protection technology and when using second copyright protection technology for encrypting the content more enhancingly than the first copyright protection technology; and

    wherein the second flag indicates that the content can be output when using the second copyright protection technology or when using the first copyright protection technology following conversion to reduce a luminance range of the video signal.

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