Take next packet index into account when sending NACKs.

This avoids sending NACKs for packets in the future.
2020-10-04 12:51:56 +02:00
parent 67a821ea75
commit 4a8e48d146
3 changed files with 38 additions and 21 deletions
@@ -61,7 +61,8 @@ func readLoop(conn *rtpUpConnection, track *rtpUpTrack) {
 			packet.SequenceNumber, packet.Timestamp, kf, buf[:bytes],
 		)
 		if packet.SequenceNumber-first > 24 {
-			found, first, bitmap := track.cache.BitmapGet()
+			found, first, bitmap :=
+				track.cache.BitmapGet(packet.SequenceNumber - 4)
 			if found {
 				err := conn.sendNACK(track, first, bitmap)
 				if err != nil {