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RTC: For NACK, it sequence must match exactly, or it cause SRTP fail

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winlin 2020-08-10 15:06:08 +08:00
parent 49bb418e74
commit 6bc316016b
2 changed files with 51 additions and 3 deletions
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40
trunk/src/utest/srs_utest_rtc.cpp
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@ -164,6 +164,46 @@ VOID TEST(KernelRTCTest, DumpsHexToString)
}
}
VOID TEST(KernelRTCTest, NACKFetchRTPPacket)
{
SrsRtcConnection s(NULL, SrsContextId());
SrsRtcPlayStream play(&s, SrsContextId());
SrsRtcTrackDescription ds;
SrsRtcVideoSendTrack *track = new SrsRtcVideoSendTrack(&s, &ds);
// The RTP queue will free the packet.
if (true) {
SrsRtpPacket2* pkt = new SrsRtpPacket2();
pkt->header.set_sequence(100);
track->rtp_queue_->set(pkt->header.get_sequence(), pkt);
}
// If sequence not match, packet not found.
if (true) {
SrsRtpPacket2* pkt = track->fetch_rtp_packet(10);
EXPECT_TRUE(pkt == NULL);
}
// The sequence matched, we got the packet.
if (true) {
SrsRtpPacket2* pkt = track->fetch_rtp_packet(100);
EXPECT_TRUE(pkt != NULL);
}
// NACK special case.
if (true) {
// The sequence is the "same", 1100%1000 is 100,
// so we can also get it from the RTP queue.
SrsRtpPacket2* pkt = track->rtp_queue_->at(1100);
EXPECT_TRUE(pkt != NULL);
// But the track requires exactly match, so it returns NULL.
pkt = track->fetch_rtp_packet(1100);
EXPECT_TRUE(pkt == NULL);
}
}
extern bool srs_is_stun(const uint8_t* data, size_t size);
extern bool srs_is_dtls(const uint8_t* data, size_t len);
extern bool srs_is_rtp_or_rtcp(const uint8_t* data, size_t len);