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Stream Settings

The following table lists the stream controls and settings:

Stream SettingDefaultDescription/Values
StatusN/A

Stream statuses indicate the current state of each stream. These statuses are visible on  Streams pages. Possible statuses are:

  •  Decoding: The stream is decoding successfully. 
  •  Idle: The stream is listening to connect to a decoder. 
  • Alert statuses appear as follows:
    •  Resolving
    •  Connecting
    •  Securing
    •  Stream warning
  • Error statuses appear as follows:
    •  There is an unknown error, the stream is invalid, has failed, or is unlicensed. 
    •  The stream is scrambled.
  •  Stopped: The stream has been stopped. 
NameN/ASpecify a name for the stream. 1 to 32 characters
ProtocolTS over UDP

Select the Encapsulation Protocol type for the decoded stream.

  • TS over UDP: MPEG transport stream over UDP (no RTP header)
  • TS over RTP: MPEG2 transport stream over RTP
  • TS over SRT: Haivision’s Secure Reliable Transport (see SRT Stream Settings)
TypeUnicast

(TS over UDP and TS over RTP only) Select the Stream Type for the decoded stream.

  • Unicast
  • Multicast
Multicast AddressN/A(Multicast streams only) Enter the multicast IP address in dotted-decimal format.
Source AddressN/A

(Multicast streams only) The Source Address specifies where the multicast stream is coming from (i.e., what address is broadcasting).

In cases where many devices are sending multicast streams on the same multicast address, specifying the source encoder address can reduce the amount of multicast traffic being forwarded on your network. Only the multicast traffic from that specific source to that address will be forwarded (instead of all of them).

AddressN/A(TS over SRT only) Enter the source IP address in dotted-decimal format.
PortN/AEnter the source UDP port for the stream. Enter a number in the range 1025..65,535. Note that RTP streams use even numbers only within this range.
FECNone

(Optional, TS over RTP only) Enable Forward Error Correction (FEC). Select either:

  • (None)
  • Pro-MPEG FEC (TS over RTP only)

On the Encoder, you set all these parameters, whereas on the decoder they are detected from the stream, and are available in the stream stats.

TS SettingsOffToggle on to configure the transport stream settings.
Video PIDAuto-Detect

(Optional) Video Packet Identifier. Values can be: 16..8190

Only the video stream with this PID in the selected program is decoded. All other video streams are ignored.

Metadata PIDAuto-Detect

(Optional) Data (metadata) Packet Identifier. Values can be: 16..8190

Only the metadata (KLV) stream with this PID in the selected program is output on SDI. All other metadata streams are ignored.

PCR PID33(View-Only) Program Clock Reference Packet Identifier. Displays the timestamp in the TS from which the decoder timing is derived.  Values can be: 16..8190
PMT PID32(View-Only) Program Map Table Packet Identifier.  Values can be: 16..8190
Program NumberAuto-Detect

(Optional) Program Identifier used in the Program Map Table (PMT) of the TS stream. 1...65535

Only this program number is decoded, all others in the transport stream are ignored. 

If the program is not specified for the Multi-Program Transport Streams, the program is selected based on the following:

  • If videopid, audiopid and/or datapid are specified, the decoder chooses a program that contains at least one of them.

  • If videopid, audiopid and/or datapid are not specified, the decoder automatically chooses a program that contains video and audio content that it can decode.

Audio PID TBDAutomatic

(Optional) Set the Audio Packet Identifier to Automatic or Manual.

  • When set to Automatic, the decoder will auto-detect the audio PIDs in the stream, and provide a list of Detected PIDs, as in the following example:
  • When set to Manual, you can enter up to 8 PIDs, in the desired output order, for the decoder to detect. In this case, only audio streams with these PIDs are decoded, and all other audio streams are ignored. 
    PID values can be between 16 and 8190. 

Note

The audio outputs over SDI are assigned pair numbers in the order they are given. Audio outputs can output over SDI or ST 2110 TBD in any order by changing the order of audio PIDs.

Downmix All Audio to Stereo TBDOff

Check the checkbox to enable downmixing of surround sound audio into stereo pairs, which are output over SDI or ST 2110 channels. The downmixing behavior can be summarized as follows:

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