Measurement Functions
2–2
MTD200 MPEG Test Decoder User Manual
Elements of Transport Stream Syntax
Figure 2–1 shows an overview of the basic structure of a transport stream.
Elements of the transport stream syntax that are relevant for monitoring, such as
packet header, adaptation field or PES (Packetized Elementary Stream) header,
are shown in detail.
PTS
value
33 Bit
DTS
value
ESCR
ES
rate
DSM
trick
mode
Additional
copy info
Previous
PES CRC
PES
extension
33 Bit
42 Bit
22 Bit
8 Bit
7 Bit
16 Bit
11 flags
PES
scrambling
control
“10”
PES
header
data
length
Optional
fields
Stuffing
bytes
Optional
pointer
field
PES
packet
length
Stream ID
Optional
PES
header
Packet
startcode
Iprefix
1 Byte
24 Bit
12 Bit
1 Byte
2 Bit
16 Bit
Header
Payload: PES
ES-Start-Packet
PES
header
Adaption
field
(optional)
4 Byte
Header
Payload
Header
Payload
188 Byte
Sync
byte
Transport
error
indicator
Payload
unit start
indicator
Transport
priority
Adaption
field
control
Transport
scramble
control
Continuity
counter
1 Byte
1 Bit
1 Bit
1 Bit
13 Bit
2 Bit
2 Bit
4 Bit
PID
Discontinuity
indicator
Random
access
indicator
Elementary
stream
priority
indicator
Suffing
bytes
Optional
field
1 Byte
1 Bit
Flags
Adaption
field
length
Program
clock
reference
flag
Transport
private
data flag
Splicing
point
flag
Adaption
field
extension
flag
Org
program
clock ref
flag
1 Bit
1 Bit
1 Bit
1 Bit
1 Bit
PCR
value
n Bit
42 Bit
OPCR
value
Other
42 Bit
1 Bit
1 Bit
5 Bit
up to 182 Bytes
Transport stream
1 Byte
2 Bit
Figure 2–1: Elements of the transport stream syntax
Summary of Contents for MTD200
Page 1: ...User Manual MTD200 MPEG Test Decoder 070 9951 00...
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Page 29: ...Introduction to Digital TV Transmission Technique 1 14 MTD200 MPEG Test Decoder User Manual...
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Page 167: ...Remote Control 5 70 MTD200 MPEG Test Decoder User Manual...
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Page 174: ...Maintenance and Checking 6 6 MTD200 MPEG Test Decoder User Manual...
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Page 204: ...Glossary Glossary 10 MTD200 MPEG Test Decoder User Manual...
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Page 209: ...Index Index 4 MTD200 MPEG Test Decoder User Manual...
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