From e19b9a34bacfa6e99364d84d61ebb4d16e51b455 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=A8=BE=E6=98=8E=E5=8D=8E?= <565209960@qq.com>
Date: Wed, 2 Mar 2022 20:56:21 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0SPS=E5=92=8CPPS=E7=9A=84?=
 =?UTF-8?q?=E9=87=8D=E6=96=B0=E5=8F=91=E9=80=81?=
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当SPS和PPS发生变更时，每次I帧都重新发送SPS和PPS，组成IDR帧，用于客户端修正数据
---
 server.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/server.go b/server.go
index 5172541..64bb195 100644
--- a/server.go
+++ b/server.go
@@ -97,6 +97,14 @@ func (sh *RTSPServer) OnDescribe(ctx *gortsplib.ServerHandlerOnDescribeCtx) (*ba
 			}
 			var st uint32
 			onVideo := func(ts uint32, pack *engine.VideoPack) {
+				if pack.IDR {
+					for _, nalu := range sub.vt.ExtraData.NALUs {
+						for _, packet := range vpacketer.Packetize(nalu, 0) {
+							buf, _ := packet.Marshal()
+							stream.WritePacketRTP(trackId, buf)
+						}
+					}
+				}
 				for i, nalu := range pack.NALUs {
 					var samples uint32
 					if i == len(pack.NALUs)-1 {