snapshot of https://github.com/livekit/livekit.git @ 08c5433449c106943231037d0b892895f6e92d3b (2026-09-15)

pkg/sfu/bwe/null_bwe.go

@@ -0,0 +1,77 @@
+// Copyright 2023 LiveKit, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package bwe
+
+import (
+	"time"
+
+	"github.com/livekit/livekit-server/pkg/sfu/ccutils"
+	"github.com/pion/rtcp"
+)
+
+type NullBWE struct {
+}
+
+func (n *NullBWE) SetBWEListener(_bweListener BWEListener) {}
+
+func (n *NullBWE) Reset() {}
+
+func (n *NullBWE) RecordPacketSendAndGetSequenceNumber(
+	_atMicro int64,
+	_size int,
+	_isRTX bool,
+	_probeClusterId ccutils.ProbeClusterId,
+	_isProbe bool,
+) uint16 {
+	return 0
+}
+
+func (n *NullBWE) HandleREMB(
+	_receivedEstimate int64,
+	_expectedBandwidthUsage int64,
+	_sentPackets uint32,
+	_repeatedNacks uint32,
+) {
+}
+
+func (n *NullBWE) HandleTWCCFeedback(_report *rtcp.TransportLayerCC) {}
+
+func (n *NullBWE) UpdateRTT(rtt float64) {}
+
+func (n *NullBWE) CongestionState() CongestionState {
+	return CongestionStateNone
+}
+
+func (n *NullBWE) CanProbe() bool {
+	return false
+}
+
+func (n *NullBWE) ProbeDuration() time.Duration {
+	return 0
+}
+
+func (n *NullBWE) ProbeClusterStarting(_pci ccutils.ProbeClusterInfo) {}
+
+func (n *NullBWE) ProbeClusterDone(_pci ccutils.ProbeClusterInfo) {}
+
+func (n *NullBWE) ProbeClusterIsGoalReached() bool {
+	return false
+}
+
+func (n *NullBWE) ProbeClusterFinalize() (ccutils.ProbeSignal, int64, bool) {
+	return ccutils.ProbeSignalInconclusive, 0, false
+}
+
+// ------------------------------------------------