github.com/pion/webrtc/v4@v4.0.1/constants.go (about)

     1  // SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
     2  // SPDX-License-Identifier: MIT
     3  
     4  package webrtc
     5  
     6  import "github.com/pion/dtls/v3"
     7  
     8  const (
     9  	// default as the standard ethernet MTU
    10  	// can be overwritten with SettingEngine.SetReceiveMTU()
    11  	receiveMTU = 1500
    12  
    13  	// simulcastProbeCount is the amount of RTP Packets
    14  	// that handleUndeclaredSSRC will read and try to dispatch from
    15  	// mid and rid values
    16  	simulcastProbeCount = 10
    17  
    18  	// simulcastMaxProbeRoutines is how many active routines can be used to probe
    19  	// If the total amount of incoming SSRCes exceeds this new requests will be ignored
    20  	simulcastMaxProbeRoutines = 25
    21  
    22  	mediaSectionApplication = "application"
    23  
    24  	sdpAttributeRid = "rid"
    25  
    26  	sdpAttributeSimulcast = "simulcast"
    27  
    28  	rtpOutboundMTU = 1200
    29  
    30  	rtpPayloadTypeBitmask = 0x7F
    31  
    32  	incomingUnhandledRTPSsrc = "Incoming unhandled RTP ssrc(%d), OnTrack will not be fired. %v"
    33  
    34  	generatedCertificateOrigin = "WebRTC"
    35  
    36  	sdesRepairRTPStreamIDURI = "urn:ietf:params:rtp-hdrext:sdes:repaired-rtp-stream-id"
    37  
    38  	// AttributeRtxPayloadType is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream payload type
    39  	AttributeRtxPayloadType = "rtx_payload_type"
    40  	// AttributeRtxSsrc is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream SSRC
    41  	AttributeRtxSsrc = "rtx_ssrc"
    42  	// AttributeRtxSequenceNumber is the interceptor attribute added when Read() returns an RTX packet containing the RTX stream sequence number
    43  	AttributeRtxSequenceNumber = "rtx_sequence_number"
    44  )
    45  
    46  func defaultSrtpProtectionProfiles() []dtls.SRTPProtectionProfile {
    47  	return []dtls.SRTPProtectionProfile{dtls.SRTP_AEAD_AES_256_GCM, dtls.SRTP_AEAD_AES_128_GCM, dtls.SRTP_AES128_CM_HMAC_SHA1_80}
    48  }