Content for TS 26.247 Word version: 17.2.0
8 DASH - Media Presentation
9 DASH - Usage of 3GPP File Format
10 QoE for Progressive Download and DASH
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8 DASH - Media Presentation p. 24
8.1 Introduction p. 24
8.2 Media Presentation Description p. 24
8.3 MPD Assembly p. 26
8.4 Hierarchical Data Model p. 26
8.4.1 General p. 26
8.4.2 Period p. 27
8.4.3 Adaptation Sets and Representations p. 28
8.4.3.1 Overview p. 28
8.4.3.2 Common Attributes and Elements p. 28
8.4.3.3 Adaptation Set p. 29
8.4.3.4 Representation p. 30
8.4.3.5 Sub-Representation p. 31
8.4.3.6 Content Component p. 31
8.4.4 Segments and Segment Information p. 32
8.5 MPD Update p. 33
8.6 Additional Media Presentation Information p. 34
8.7 Base URL Processing p. 35
8.8 Event Streams |R13| p. 35
9 DASH - Usage of 3GPP File Format p. 36
9.1 Introduction p. 36
9.2 Segment Types and Formats p. 36
9.2.1 Introduction p. 36
9.2.2 Initialization Segment p. 36
9.2.3 Media Segment p. 36
9.2.3.1 General p. 36
9.2.3.2 Subsegments and Segment Index p. 36
9.2.3.3 Subsegment Index p. 37
9.2.3.4 3GP-DASH Media Segment Format p. 37
9.2.4 Self-Initializing Media Segment p. 37
9.2.5 Media Stream and Segment Properties p. 37
9.3 Usage on Server and Client p. 37
9.4 Segment Properties with MPD constraints p. 37
9.4.1 General p. 37
9.4.2 Segment Alignment p. 38
9.4.3 Bitstream Switching p. 38
9.4.4 Sub-Representation p. 38
10 QoE for Progressive Download and DASH p. 38
10.1 General p. 38
10.2 QoE Metric Definitions p. 39
10.2.1 Introduction p. 39
10.2.2 Void
10.2.3 Representation Switch Events p. 39
10.2.4 Average Throughput p. 39
10.2.5 Initial Playout Delay p. 40
10.2.6 Buffer Level p. 40
10.2.7 Play List p. 40
10.2.8 MPD Information p. 42
10.2.9 Playout Delay for Media Start-up |R13| p. 43
10.2.10 Device information |R14| p. 43
10.3 Quality Metrics for Progressive Download p. 44
10.4 Quality Metrics for DASH p. 44
10.5 Quality Reporting Scheme for DASH p. 45
10.6 Quality Reporting Protocol p. 48
