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8fbf8219dd
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
49 lines
1.7 KiB
Go
49 lines
1.7 KiB
Go
// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
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// SPDX-License-Identifier: MIT
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package webrtc
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import "github.com/pion/dtls/v3"
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const (
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// default as the standard ethernet MTU
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// can be overwritten with SettingEngine.SetReceiveMTU()
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receiveMTU = 1500
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// simulcastProbeCount is the amount of RTP Packets
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// that handleUndeclaredSSRC will read and try to dispatch from
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// mid and rid values
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simulcastProbeCount = 10
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// simulcastMaxProbeRoutines is how many active routines can be used to probe
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// If the total amount of incoming SSRCes exceeds this new requests will be ignored
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simulcastMaxProbeRoutines = 25
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mediaSectionApplication = "application"
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sdpAttributeRid = "rid"
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sdpAttributeSimulcast = "simulcast"
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rtpOutboundMTU = 1200
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rtpPayloadTypeBitmask = 0x7F
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incomingUnhandledRTPSsrc = "Incoming unhandled RTP ssrc(%d), OnTrack will not be fired. %v"
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generatedCertificateOrigin = "WebRTC"
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sdesRepairRTPStreamIDURI = "urn:ietf:params:rtp-hdrext:sdes:repaired-rtp-stream-id"
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// AttributeRtxPayloadType is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream payload type
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AttributeRtxPayloadType = "rtx_payload_type"
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// AttributeRtxSsrc is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream SSRC
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AttributeRtxSsrc = "rtx_ssrc"
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// AttributeRtxSequenceNumber is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream sequence number
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AttributeRtxSequenceNumber = "rtx_sequence_number"
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)
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func defaultSrtpProtectionProfiles() []dtls.SRTPProtectionProfile {
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return []dtls.SRTPProtectionProfile{dtls.SRTP_AEAD_AES_256_GCM, dtls.SRTP_AEAD_AES_128_GCM, dtls.SRTP_AES128_CM_HMAC_SHA1_80}
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}
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