修复rtsp seek播放时rtsp server返回npt字段不对问题

src/Rtsp/RtspSession.cpp

@@ -744,14 +744,14 @@ void RtspSession::handleReq_Play(const Parser &parser) {
 
         bool useBuf = true;
 		_enableSendRtp = false;
-
+        float iStartTime = 0;
 		if (strRange.size() && !_bFirstPlay) {
             //这个是seek操作
 			auto strStart = FindField(strRange.data(), "npt=", "-");
 			if (strStart == "now") {
 				strStart = "0";
 			}
-            auto iStartTime = 1000 * atof(strStart.data());
+			iStartTime = 1000 * atof(strStart.data());
 			InfoP(this) << "rtsp seekTo(ms):" << iStartTime;
 			useBuf = !pMediaSrc->seekTo(iStartTime);
 		}else if(pMediaSrc->totalReaderCount() == 0){
@@ -779,7 +779,7 @@ void RtspSession::handleReq_Play(const Parser &parser) {
         rtp_info.pop_back();
 
 		sendRtspResponse("200 OK",
-                         {"Range", StrPrinter << "npt=" << setiosflags(ios::fixed) << setprecision(2) <<  pMediaSrc->getTimeStamp(TrackInvalid) / 1000.0 << "-",
+						 {"Range", StrPrinter << "npt=" << setiosflags(ios::fixed) << setprecision(2) <<  /*pMediaSrc->getTimeStamp(TrackInvalid) / 1000.0*/iStartTime/1000,
 						  "RTP-Info",rtp_info
 						 });
 

tests/test_rtp.cpp

@@ -85,7 +85,10 @@ int main(int argc,char *argv[]) {
     //此处选择是否导出调试文件
 //    mINI::Instance()[RtpProxy::kDumpDir] = "/Users/xzl/Desktop/";
 
+    if (argc == 2)
       loadFile(argv[1]);
+    else
+      ErrorL << "parameter error.";
 #else
     ErrorL << "please ENABLE_RTPPROXY and then test";
 #endif//#if defined(ENABLE_RTPPROXY)