Do not check for out-of-order if there is no previous packet. (#756)

boks1971 · web-flow · commit 84e4b7c04975 · 2025-10-03T19:25:54.000+05:30
diff --git a/pkg/synchronizer/track.go b/pkg/synchronizer/track.go
@@ -315,7 +315,7 @@ func (t *TrackSynchronizer) getPTSWithRebase(pkt jitter.ExtPacket) (time.Duratio
 	}
 
 	// packets are expected in order, just a safety net
-	if (ts - t.lastTS) > (1 << 31) {
+	if t.lastTS != 0 && (ts-t.lastTS) > (1<<31) {
 		t.numDroppedOutOfOrder++
 		t.logger.Infow(
 			"dropping out-of-order packet",

Original file line number	Diff line number	Diff line change
`@@ -315,7 +315,7 @@ func (t *TrackSynchronizer) getPTSWithRebase(pkt jitter.ExtPacket) (time.Duratio`
`315`	`315`	`}`
`316`	`316`
`317`	`317`	`// packets are expected in order, just a safety net`
`318`		`- if (ts - t.lastTS) > (1 << 31) {`
	`318`	`+ if t.lastTS != 0 && (ts-t.lastTS) > (1<<31) {`
`319`	`319`	`t.numDroppedOutOfOrder++`
`320`	`320`	`t.logger.Infow(`
`321`	`321`	`"dropping out-of-order packet",`