Content Protection Information eXchange (CPIX)

Table of Contents

• Introduction to CPIX
  • CPIX document structure
    • Minimum info necessary
    • Minimal CPIX example
    • Usage rules
  • CPIX document creation
    • Example
  • Caching dynamically requested CPIX documents

• Command-line options for specifying CPIX document URLs
  • CPIX encryption options
  • CPIX decryption option
  • Creating a CPIX document from a manifest

• CPIX Document Requirements
  • Introduction
  • General overview
  • Example: CPIX document with multiple keys selected by track type
  • Example: CPIX document with key rotation
  • Requirements for the <ContentKey> element
  • Requirements for the <DRMSystem> element
  • Requirements for the <ContentKeyPeriod> element
  • Requirements for the <ContentKeyUsageRule> element
  • Requirements for the <VideoFilter> element
  • Requirements for the <AudioFilter> element
  • Requirements for the <BitrateFilter> element
  • Requirements for the <KeyPeriodFilter> element
  • Content key selection algorithm

• CPIX Signaling Behaviour
  • Using explicitly specified signaling
  • Using implicitly generated signaling

• Checking CPIX documents with cpix_verify
  • Introduction
  • Getting help
  • The print-cpix command
  • The build-evaluator command
  • The evaluate-tracks command
  • The evaluate-tracks-for-timespan command