6 Advanced Video Processing and Networking
Chapter 6
Contents
6.1 Introduction to Transport Streams ....................................................... 6-5
6.1.1 IP Encapsulation of MPEG Transport Streams .................................... 6-5
6.1.2 Mapping of MPEG-2 TS Packets ......................................................... 6-5
6.1.3 MPEG Layer ........................................................................................ 6-6
6.1.4 RTP Layer ........................................................................................... 6-6
6.1.5 UDP Layer ........................................................................................... 6-7
6.1.6 IP Layer ............................................................................................... 6-7
6.1.7 Ethernet Layer ..................................................................................... 6-7
6.1.8 IP Overhead ........................................................................................ 6-7
6.2 Data Network Redundancy .................................................................. 6-8
6.2.1 Redundancy ........................................................................................ 6-8
6.3 Data Routing ....................................................................................... 6-9
6.3.1 Packet Processing ............................................................................... 6-9
6.3.2 Handling Processed Packets ............................................................... 6-9
6.4 Setmode .............................................................................................. 6-9
6.4.1 Overview ............................................................................................. 6-9
6.4.2 Operation States ................................................................................. 6-9
6.4.2.1 Offline Mode ...................................................................................... 6-10
6.4.2.2 Retire Mode ....................................................................................... 6-10
6.4.2.3 Preview Mode .................................................................................... 6-10
6.4.2.4 Takeover Mode ................................................................................. 6-10
6.4.2.5 Online Mode ...................................................................................... 6-10
6.4.3 Configuring Setmode ......................................................................... 6-10
6.4.3.1 Configuring Setmode on Unit Level ................................................... 6-11
6.4.3.2 Configuring Setmode on Media Level ................................................ 6-11
6.5 XPO .................................................................................................. 6-11
6.6 User Access ...................................................................................... 6-11
6.6.1 User Authentication ........................................................................... 6-11
6.7 VCM Video Encoding Functionality .................................................... 6-12
6.7.1.1 Overview ........................................................................................... 6-12
6.7.1.2 Functional Description for VCMs ....................................................... 6-12
6.7.1.3 Video Compression Functionality ...................................................... 6-13
6.7.1.4 VCM Supported Profiles, Bit Rates and Modes ................................. 6-14
6.7.1.5 Test Patterns ................................
..................................................... 6-16
6.7.1.6 Impairment Reduction ....................................................................... 6-16
6.8 VCM Video Operating Modes ............................................................ 6-17
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