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int | backlog = 1 |
| | Max waiting incoming client in listener mode.
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UString | congestion {} |
| | Congestion controller, "live", "file" (SRTO_CONGESTION, v1.3.0).
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cn::milliseconds | connection_timeout {-1} |
| | Connection timeout (SRTO_CONNTIMEO, v1.1.2).
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int32_t | crypto_mode = -1 |
| | Encryption mode, 0=negotiate, 1=AES-CTR, 2=AES-GCM (SRTO_CRYPTOMODE, v1.5.2)
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std::optional< bool > | drift_tracer {} |
| | Enables or disables time drift tracer (SRTO_DRIFTTRACER, v1.4.2).
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std::optional< bool > | enforce_encryption {} |
| | Enforce same encryption (SRTO_ENFORCEDENCRYPTION, v1.3.2).
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int32_t | fc_packets = -1 |
| | Flow Control, limit max packets "in flight" (SRTO_FC).
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bool | final_stats = false |
| | Report SRT usage statistics when the SRT socket is closed.
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int32_t | group_connect = -1 |
| | Listener accept group connection, 0 or 1 (SRTO_GROUPCONNECT, v1.5.0).
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cn::milliseconds | groupminstabletimeo {-1} |
| | Group minimum stability timeout (SRTO_GROUPMINSTABLETIMEO, v1.5.0).
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int64_t | input_bw = -1 |
| | Maximum input bandwidth (SRTO_INPUTBW, v1.0.5).
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int32_t | iptos = -1 |
| | IPv4 Type of Service (SRTO_IPTOS, v1.0.5).
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int32_t | ipttl = -1 |
| | IPv4 Time To Live (SRTO_IPTTL, v1.0.5).
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int32_t | ipv6_only = -2 |
| | -1=system default, 0=IPv4 and v6, 1=IPv6 only (SRTO_IPV6ONLY, v1.4.0).
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bool | json_line = false |
| | Report statistics in JSON format on one line.
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UString | json_prefix {} |
| | Noticeable prefix on JSON statistics lines.
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int32_t | kmpreannounce = -1 |
| | Interval in packets between new SEK and SEK switch (SRTO_KMPREANNOUNCE, v1.3.2).
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int32_t | kmrefreshrate = -1 |
| | Interval in packets between SEK (SRTO_KMREFRESHRATE, 1.3.2).
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cn::milliseconds | latency {-1} |
| | Configured latency, set both SRTO_RCVLATENCY and SRTO_PEERLATENCY (SRTO_LATENCY, v1.0.2).
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::linger | linger_opt {0, 0} |
| | Linger time on close (SRTO_LINGER).
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bool | live_mode = true |
| | Live transmission type, not file (SRTO_TRANSTYPE, v1.3.0).
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IPSocketAddress | local_address {} |
| | Local socket address (any mode).
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int32_t | lossmaxttl = -1 |
| | Value (in packets) up to which the Reorder Tolerance may grow (SRTO_LOSSMAXTTL, v1.2.0).
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int64_t | max_bw = -2 |
| | Maximum send bandwidth, -1 means infinite (SRTO_MAXBW, v1.0.5).
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int64_t | max_rexmit_bw = -2 |
| | Maximum bandwidth for retransmission, -1 means infinite (SRTO_MAXREXMITBW, v1.5.3).
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std::optional< bool > | message_api {} |
| | Use message API, not buffer API (SRTO_MESSAGEAPI, v1.3.0).
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int64_t | min_input_bw = -1 |
| | Minimum allowed input bandwidth (SRTO_MININPUTBW, v1.4.3).
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int32_t | min_version = -1 |
| | Minimum SRT version that is required from the peer (SRTO_MINVERSION, v1.3.0).
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SRTSocketMode | mode = SRTSocketMode::DEFAULT |
| | SRT socket mode (SRTO_RENDEZVOUS, SRTO_SENDER, v1.0.4).
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int32_t | mss = -1 |
| | Maximum Segment Size (SRTO_MSS).
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std::optional< bool > | nakreport {} |
| | Periodically send NAK reports for missed packets (SRTO_NAKREPORT, v1.1.0).
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int32_t | ohead_bw = -1 |
| | Recovery bandwidth overhead above input rate, in percent (SRTO_OHEADBW, v1.0.5).
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UString | packet_filter {} |
| | Packet filter string (SRTO_PACKETFILTER, v1.4.0).
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UString | passphrase {} |
| | Passphrase for encryption (SRTO_PASSPHRASE).
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int32_t | payload_size = -1 |
| | Maximum size of a single send in Live mode (SRTO_PAYLOADSIZE, v1.3.0).
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int32_t | pbkeylen = -1 |
| | Sender encryption key length, in bytes, 0=default, 16, 24, 32 (SRTO_PBKEYLEN).
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cn::milliseconds | peer_idle_timeout {-1} |
| | Max time to wait until another packet is received (SRTO_PEERIDLETIMEO, v1.3.3).
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cn::milliseconds | peer_latency {-1} |
| | Latency provided by sender as min value for the receiver (SRTO_PEERLATENCY, v1.3.0).
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cn::milliseconds | rcv_latency {-1} |
| | Latency value in the receiving direction of the socket (SRTO_RCVLATENCY, v1.3.0).
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int32_t | rcvbuf = -1 |
| | Receive Buffer Size, in bytes (SRTO_RCVBUF).
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IPSocketAddress | remote_address {} |
| | Remote socket address (caller or rendezvous mode).
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int32_t | retransmit_algo = -1 |
| | Choose between retransmission algorithms (SRTO_RETRANSMITALGO, v1.4.2).
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bool | reuse_port = true |
| | Reuse UDP port in listener mode (SRTO_REUSEADDR).
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cn::milliseconds | snd_drop_delay {-2} |
| | Extra delay before TLPKTDROP, -1 = do not drop packets (SRTO_SNDDROPDELAY, v1.3.2).
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|
int32_t | sndbuf = -1 |
| | Send Buffer Size (SRTO_SNDBUF).
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|
cn::milliseconds | stats_interval {-1} |
| | If positive, interval between statistics reports.
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| |
|
SRTStatMode | stats_mode = SRTStatMode::ALL |
| | Amount of statistics to report.
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| |
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UString | stream_id {} |
| | Stream identification string (SRTO_STREAMID, v1.3.0).
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| |
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std::optional< bool > | tlpktdrop {} |
| | Too-late Packet Drop (SRTO_TLPKTDROP, v1.0.6).
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| |
|
std::optional< bool > | tsbpdmode {} |
| | Use Timestamp-based Packet Delivery mode (SRTO_TSBPDMODE).
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| |
|
int32_t | udp_rcvbuf = -1 |
| | UDP socket receive buffer size (SRTO_UDP_RCVBUF).
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| |
|
int32_t | udp_sndbuf = -1 |
| | UDP socket send buffer size (SRTO_UDP_SNDBUF).
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| |
Secure Reliable Transport (SRT) socket options.
A negative value in an option means "unspecified value". Options which have default values which depend on the context are in a std::optional so that no value at is used when unspecified.
1.9.8