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Digital Transmission Content Protection ("DTCP") technology protects high-value digital motion pictures, television programs and audio against unauthorized interception and copying in the home and personal environment (e.g., between a digital set top box and digital video recorder, or gateway or between a personal computer and a digital TV). 

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DTCP Use Case: Live Playback using QAM Source

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• In case of live stream,  the HTTPReqHandler will receive a request from client box and the Media Streamer will sets an pipeline between QAM Source and HN Sink.
• QAM Src element receives the data from the tuner and sends to the HN Sink.
• In the client side another pipeline has created between HNSrc and MediaPlayerSink.
• HNSrc receive the incoming data from HNSink and feeds to the MediaPlayerSink for live playback.
• DTCP encryption and decryption are used for protecting contents over network.

DTCP Interface Specifications

Please refer to API Documentation for more details about API specifications.

References

http://www.dtcp.com/documents/dtcp/dtcp-overview-20180531.pdf

http://www.dtcp.com/faq.aspx