From 574ad6e6768ef6d4fd8a230d356076f8baec520a Mon Sep 17 00:00:00 2001 From: Cameron Gutman Date: Wed, 11 Oct 2023 17:32:39 -0500 Subject: [PATCH] Reject video packets beyond our valid sequence number range for the FEC block --- src/RtpVideoQueue.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/src/RtpVideoQueue.c b/src/RtpVideoQueue.c index 02f3fdd..d957a31 100644 --- a/src/RtpVideoQueue.c +++ b/src/RtpVideoQueue.c @@ -700,9 +700,10 @@ int RtpvAddPacket(PRTP_VIDEO_QUEUE queue, PRTP_PACKET packet, int length, PRTPV_ queue->bufferHighestSequenceNumber = U16(queue->bufferFirstParitySequenceNumber + queue->bufferParityPackets - 1); queue->multiFecCurrentBlockNumber = fecCurrentBlockNumber; queue->multiFecLastBlockNumber = (nvPacket->multiFecBlocks >> 6) & 0x3; - } else if (isBefore16(queue->bufferHighestSequenceNumber, packet->sequenceNumber)) { - // In rare cases, we get extra parity packets. It's rare enough that it's probably - // not worth handling, so we'll just drop them. + } + + // Reject packets above our FEC queue valid sequence number range + if (isBefore16(queue->bufferHighestSequenceNumber, packet->sequenceNumber)) { return RTPF_RET_REJECTED; }