Complex sentence: Adobe's RTMP (Real Time Messaging Protocol) is an example of a proprietary protocol for which no full public implementations exist; thus capturing media encapsulated in RTMP streams is more difficult than from HTTP streams.
Split into simpler sentences: Adobe's RTMP (Real Time Messaging Protocol) is an example of a proprietary protocol for which no full public implementations exist. Thus capturing media encapsulated in RTMP streams is more difficult than from HTTP streams.