fix: 修复c sdk 信令服务及ice服务未关闭问题 (#4475)

兼容某些rtsp流sdp中的vps/sps/pps信息没有去除start code的问题

api/source/mk_common.cpp

@@ -82,6 +82,9 @@ API_EXPORT void API_CALL mk_stop_all_server(){
 #ifdef ENABLE_WEBRTC
     rtcServer_udp = nullptr;
     rtcServer_tcp = nullptr;
+    iceServer_udp = nullptr;
+    iceServer_tcp = nullptr;
+    CLEAR_ARR(signaling_server);
 #endif
 #ifdef ENABLE_SRT
     srtServer = nullptr;

ext-codec/H264.cpp

@@ -391,7 +391,7 @@ Track::Ptr getTrackBySdp(const SdpTrack::Ptr &track) {
         // If there is no sps/pps in the sdp, then it may be possible to recover the sps/pps in the subsequent rtp
         return std::make_shared<H264Track>();
     }
-    return std::make_shared<H264Track>(sps, pps, 0, 0);
+    return std::make_shared<H264Track>(sps, pps, prefixSize(sps.data(), sps.size()), prefixSize(pps.data(), pps.size()));
 }
 
 RtpCodec::Ptr getRtpEncoderByCodecId(uint8_t pt) {

ext-codec/H265.cpp

@@ -392,7 +392,10 @@ Track::Ptr getTrackBySdp(const SdpTrack::Ptr &track) {
         // If there is no sps/pps in the sdp, then it may be possible to recover sps/pps from the subsequent rtp
         return std::make_shared<H265Track>();
     }
-    return std::make_shared<H265Track>(vps, sps, pps, 0, 0, 0);
+    return std::make_shared<H265Track>(vps, sps, pps,
+                                       prefixSize(vps.data(), vps.size()),
+                                       prefixSize(sps.data(), sps.size()),
+                                       prefixSize(pps.data(), pps.size()));
 }
 
 RtpCodec::Ptr getRtpEncoderByCodecId(uint8_t pt) {