Files
webrtc/constants.go
Brave Yao 8fbf8219dd Change receiveMTU from 1460 -> 1500
Raise the default ReceiveMTU to 1500, as same
as the default MTU setting of WebRTC. This is because
some senders, i.e. FFmpeg, may packetize RTP with 1460
payload + 12 RTP header + etc.

Fixes #2927
2024-10-14 23:42:13 -04:00

49 lines
1.7 KiB
Go

// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
// SPDX-License-Identifier: MIT
package webrtc
import "github.com/pion/dtls/v3"
const (
// default as the standard ethernet MTU
// can be overwritten with SettingEngine.SetReceiveMTU()
receiveMTU = 1500
// simulcastProbeCount is the amount of RTP Packets
// that handleUndeclaredSSRC will read and try to dispatch from
// mid and rid values
simulcastProbeCount = 10
// simulcastMaxProbeRoutines is how many active routines can be used to probe
// If the total amount of incoming SSRCes exceeds this new requests will be ignored
simulcastMaxProbeRoutines = 25
mediaSectionApplication = "application"
sdpAttributeRid = "rid"
sdpAttributeSimulcast = "simulcast"
rtpOutboundMTU = 1200
rtpPayloadTypeBitmask = 0x7F
incomingUnhandledRTPSsrc = "Incoming unhandled RTP ssrc(%d), OnTrack will not be fired. %v"
generatedCertificateOrigin = "WebRTC"
sdesRepairRTPStreamIDURI = "urn:ietf:params:rtp-hdrext:sdes:repaired-rtp-stream-id"
// AttributeRtxPayloadType is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream payload type
AttributeRtxPayloadType = "rtx_payload_type"
// AttributeRtxSsrc is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream SSRC
AttributeRtxSsrc = "rtx_ssrc"
// AttributeRtxSequenceNumber is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream sequence number
AttributeRtxSequenceNumber = "rtx_sequence_number"
)
func defaultSrtpProtectionProfiles() []dtls.SRTPProtectionProfile {
return []dtls.SRTPProtectionProfile{dtls.SRTP_AEAD_AES_256_GCM, dtls.SRTP_AEAD_AES_128_GCM, dtls.SRTP_AES128_CM_HMAC_SHA1_80}
}