diff --git a/.gitmodules b/.gitmodules
index 54226a7f..442daee9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "ZLToolKit"]
 	path = 3rdpart/ZLToolKit
-	url = https://gitee.com/xiahcu/ZLToolKit
+	url = ../ZLToolKit
 [submodule "3rdpart/media-server"]
 	path = 3rdpart/media-server
-	url = https://gitee.com/xiahcu/media-server
+	url = ../media-server
diff --git a/README_en.md b/README_en.md
index 485bd5ce..6eae5565 100644
--- a/README_en.md
+++ b/README_en.md
@@ -128,7 +128,7 @@ It is recommended to compile on Ubuntu or MacOS，compiling on windows is cumber
 ### Before build
 - **You must use git to clone the complete code. Do not download the source code by downloading zip package. Otherwise, the sub-module code will not be downloaded by default.You can do it like this:**
 ```
-git clone https://github.com/zlmediakit/ZLMediaKit.git
+git clone https://github.com/xiongziliang/ZLMediaKit.git
 cd ZLMediaKit
 git submodule update --init
 ```
diff --git a/api/include/mk_media.h b/api/include/mk_media.h
index ff85cf47..3337b59f 100755
--- a/api/include/mk_media.h
+++ b/api/include/mk_media.h
@@ -98,16 +98,15 @@ API_EXPORT void API_CALL mk_media_input_h265(mk_media ctx, void *data, int len,
  */
 API_EXPORT void API_CALL mk_media_input_aac(mk_media ctx, void *data, int len, uint32_t dts, void *adts);
 
-#ifdef ENABLE_FAAC
 /**
- * 输入单帧PCM音频
+ * 输入单帧PCM音频,启用ENABLE_FAAC编译时，该函数才有效
  * @param ctx 对象指针
  * @param data 单帧PCM数据
  * @param len 单帧PCM数据字节数
  * @param dts 时间戳，毫秒
  */
-API_EXPORT void API_CALL mk_media_input_PCM(mk_media ctx, void *Data, int len, uint32_t pts);
-#endif //ENABLE_FAAC
+API_EXPORT void API_CALL mk_media_input_pcm(mk_media ctx, void *data, int len, uint32_t pts);
+
 /**
  * 输入单帧G711音频
  * @param ctx 对象指针
diff --git a/api/source/mk_media.cpp b/api/source/mk_media.cpp
index c6bdaf19..91761829 100755
--- a/api/source/mk_media.cpp
+++ b/api/source/mk_media.cpp
@@ -157,14 +157,15 @@ API_EXPORT void API_CALL mk_media_input_aac(mk_media ctx, void *data, int len, u
     (*obj)->getChannel()->inputAAC((char *) data, len, dts, (char *) adts);
 }
 
+API_EXPORT void API_CALL mk_media_input_pcm(mk_media ctx, void *data , int len, uint32_t pts){
 #ifdef ENABLE_FAAC
-API_EXPORT void API_CALL mk_media_input_PCM(mk_media ctx, void *data , int len, uint32_t pts)
-{
 	assert(ctx && data && len > 0);
 	MediaHelper::Ptr* obj = (MediaHelper::Ptr*) ctx;
 	(*obj)->getChannel()->inputPCM((char*)data, len, pts);
-}
+#else
+    WarnL << "aac编码未启用,该方法无效,编译时请打开ENABLE_FAAC选项";
 #endif //ENABLE_FAAC
+}
 
 API_EXPORT void API_CALL mk_media_input_g711(mk_media ctx, void* data, int len, uint32_t dts){
     assert(ctx && data && len > 0);
diff --git a/conf/config.ini b/conf/config.ini
index 8f5fe93f..5964342f 100644
--- a/conf/config.ini
+++ b/conf/config.ini
@@ -122,6 +122,8 @@ rootPath=./www
 sendBufSize=65536
 #https服务器监听端口
 sslport=443
+#是否显示文件夹菜单，开启后可以浏览文件夹
+dirMenu=1
 
 [multicast]
 #rtp组播截止组播ip地址
diff --git a/src/Common/Stamp.cpp b/src/Common/Stamp.cpp
index e5fd631c..d9ab1823 100644
--- a/src/Common/Stamp.cpp
+++ b/src/Common/Stamp.cpp
@@ -176,6 +176,8 @@ bool DtsGenerator::getDts_l(uint32_t pts, uint32_t &dts){
                 _sorter_max_size = _frames_since_last_max_pts;
                 //我们记录P帧间时间间隔(也就是多个B帧时间戳增量累计)
                 _dts_pts_offset = (pts - _last_max_pts);
+                //除以2，防止dts大于pts
+                _dts_pts_offset /= 2;
             }
             //遇到P帧或关键帧，连续B帧计数清零
             _frames_since_last_max_pts = 0;
diff --git a/src/Common/config.cpp b/src/Common/config.cpp
index b2e00ba5..90e171ab 100644
--- a/src/Common/config.cpp
+++ b/src/Common/config.cpp
@@ -100,11 +100,15 @@ const string kCharSet = HTTP_FIELD"charSet";
 const string kRootPath = HTTP_FIELD"rootPath";
 //http 404错误提示内容
 const string kNotFound = HTTP_FIELD"notFound";
+//是否显示文件夹菜单
+const string kDirMenu = HTTP_FIELD"dirMenu";
 
 onceToken token([](){
     mINI::Instance()[kSendBufSize] = 64 * 1024;
     mINI::Instance()[kMaxReqSize] = 4*1024;
     mINI::Instance()[kKeepAliveSecond] = 15;
+    mINI::Instance()[kDirMenu] = true;
+
 #if defined(_WIN32)
     mINI::Instance()[kCharSet] = "gb2312";
 #else
diff --git a/src/Common/config.h b/src/Common/config.h
index 27b4cefa..5d210ce5 100644
--- a/src/Common/config.h
+++ b/src/Common/config.h
@@ -193,6 +193,8 @@ extern const string kCharSet;
 extern const string kRootPath;
 //http 404错误提示内容
 extern const string kNotFound;
+//是否显示文件夹菜单
+extern const string kDirMenu;
 }//namespace Http
 
 ////////////SHELL配置///////////
diff --git a/src/Extension/AAC.h b/src/Extension/AAC.h
index e024bb90..aa9dbb1e 100644
--- a/src/Extension/AAC.h
+++ b/src/Extension/AAC.h
@@ -138,14 +138,18 @@ public:
         if (_cfg.empty()) {
             //未获取到aac_cfg信息
             if (frame->prefixSize()) {
-                //7个字节的adts头
+                //根据7个字节的adts头生成aac config
                 _cfg = makeAacConfig((uint8_t *) (frame->data()), frame->prefixSize());
                 onReady();
             } else {
                 WarnL << "无法获取adts头!";
             }
         }
-        AudioTrack::inputFrame(frame);
+
+        if (frame->size() > frame->prefixSize()) {
+            //除adts头外，有实际负载
+            AudioTrack::inputFrame(frame);
+        }
     }
 private:
     /**
diff --git a/src/Extension/AACRtmp.cpp b/src/Extension/AACRtmp.cpp
index 48102a2d..c2e5de6c 100644
--- a/src/Extension/AACRtmp.cpp
+++ b/src/Extension/AACRtmp.cpp
@@ -32,8 +32,10 @@ static string getAacCfg(const RtmpPacket &thiz) {
 bool AACRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt, bool) {
     if (pkt->isCfgFrame()) {
         _aac_cfg = getAacCfg(*pkt);
+        onGetAAC(nullptr, 0, 0);
         return false;
     }
+
     if (!_aac_cfg.empty()) {
         onGetAAC(pkt->strBuf.data() + 2, pkt->strBuf.size() - 2, pkt->timeStamp);
     }
@@ -42,7 +44,6 @@ bool AACRtmpDecoder::inputRtmp(const RtmpPacket::Ptr &pkt, bool) {
 
 void AACRtmpDecoder::onGetAAC(const char* data, int len, uint32_t stamp) {
     auto frame = ResourcePoolHelper<AACFrame>::obtainObj();
-
     //生成adts头
     char adts_header[32] = {0};
     auto size = dumpAacConfig(_aac_cfg, len, (uint8_t *) adts_header, sizeof(adts_header));
@@ -54,12 +55,16 @@ void AACRtmpDecoder::onGetAAC(const char* data, int len, uint32_t stamp) {
         frame->_prefix_size = 0;
     }
 
-    //追加负载数据
-    frame->_buffer.append(data, len);
-    frame->_dts = stamp;
+    if(len > 0){
+        //追加负载数据
+        frame->_buffer.append(data, len);
+        frame->_dts = stamp;
+    }
 
-    //写入环形缓存
-    RtmpCodec::inputFrame(frame);
+    if(size > 0 || len > 0){
+        //有adts头或者实际aac负载
+        RtmpCodec::inputFrame(frame);
+    }
 }
 
 /////////////////////////////////////////////////////////////////////////////////////
diff --git a/src/Extension/Factory.cpp b/src/Extension/Factory.cpp
index 3a8fce31..1e7a6284 100644
--- a/src/Extension/Factory.cpp
+++ b/src/Extension/Factory.cpp
@@ -243,9 +243,8 @@ RtmpCodec::Ptr Factory::getRtmpCodecByTrack(const Track::Ptr &track, bool is_enc
 
 AMFValue Factory::getAmfByCodecId(CodecId codecId) {
     switch (codecId){
-        //此处用string标明rtmp编码类型目的是为了兼容某些android系统
-        case CodecAAC: return AMFValue("mp4a");
-        case CodecH264: return AMFValue("avc1");
+        case CodecAAC: return AMFValue(FLV_CODEC_AAC);
+        case CodecH264: return AMFValue(FLV_CODEC_H264);
         case CodecH265: return AMFValue(FLV_CODEC_H265);
         case CodecG711A: return AMFValue(FLV_CODEC_G711A);
         case CodecG711U: return AMFValue(FLV_CODEC_G711U);
diff --git a/src/Http/HttpFileManager.cpp b/src/Http/HttpFileManager.cpp
index 584b6f25..5d6464db 100644
--- a/src/Http/HttpFileManager.cpp
+++ b/src/Http/HttpFileManager.cpp
@@ -195,6 +195,11 @@ static string searchIndexFile(const string &dir){
 }
 
 static bool makeFolderMenu(const string &httpPath, const string &strFullPath, string &strRet) {
+    GET_CONFIG(bool, dirMenu, Http::kDirMenu);
+    if(!dirMenu){
+        //不允许浏览文件夹
+        return false;
+    }
     string strPathPrefix(strFullPath);
     string last_dir_name;
     if(strPathPrefix.back() == '/'){
diff --git a/src/Rtmp/RtmpSession.cpp b/src/Rtmp/RtmpSession.cpp
index 95076682..d52b0943 100644
--- a/src/Rtmp/RtmpSession.cpp
+++ b/src/Rtmp/RtmpSession.cpp
@@ -257,8 +257,8 @@ void RtmpSession::sendPlayResponse(const string &err,const RtmpMediaSource::Ptr
         invoke.clear();
         invoke << "onMetaData" << metadata;
         sendResponse(MSG_DATA, invoke.data());
-        auto duration = metadata["duration"].as_number();
-        if(duration > 0){
+        auto duration = metadata["duration"];
+        if(duration && duration.as_number() > 0){
             //这是点播，使用绝对时间戳
             _stamp[0].setPlayBack();
             _stamp[1].setPlayBack();
diff --git a/src/Rtp/Decoder.cpp b/src/Rtp/Decoder.cpp
index cd8e566d..92402a95 100644
--- a/src/Rtp/Decoder.cpp
+++ b/src/Rtp/Decoder.cpp
@@ -158,6 +158,11 @@ void DecoderImp::onDecode(int stream,int codecid,int flags,int64_t pts,int64_t d
         }
 
         case PSI_STREAM_AAC: {
+            uint8_t *ptr = (uint8_t *)data;
+            if(!(bytes > 7 && ptr[0] == 0xFF && (ptr[1] & 0xF0) == 0xF0)){
+                //这不是aac
+                break;
+            }
             if (!_codecid_audio) {
                 //获取到音频
                 _codecid_audio = codecid;
diff --git a/src/Rtp/Decoder.h b/src/Rtp/Decoder.h
index a74ee9f2..5552500f 100644
--- a/src/Rtp/Decoder.h
+++ b/src/Rtp/Decoder.h
@@ -14,7 +14,6 @@
 #include <stdint.h>
 #include <memory>
 #include <functional>
-#include "Decoder.h"
 #include "Common/MediaSink.h"
 
 using namespace std;
diff --git a/src/Rtp/RtpProcess.cpp b/src/Rtp/RtpProcess.cpp
index 7deb0e0a..08923216 100644
--- a/src/Rtp/RtpProcess.cpp
+++ b/src/Rtp/RtpProcess.cpp
@@ -73,11 +73,6 @@ RtpProcess::RtpProcess(uint32_t ssrc) {
 }
 
 RtpProcess::~RtpProcess() {
-    DebugP(this);
-    if (_addr) {
-        delete _addr;
-    }
-
     uint64_t duration = (_last_rtp_time.createdTime() - _last_rtp_time.elapsedTime()) / 1000;
     WarnP(this) << "RTP推流器("
                 << _media_info._vhost << "/"
@@ -90,6 +85,11 @@ RtpProcess::~RtpProcess() {
     if (_total_bytes > iFlowThreshold * 1024) {
         NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastFlowReport, _media_info, _total_bytes, duration, false, static_cast<SockInfo &>(*this));
     }
+
+    if (_addr) {
+        delete _addr;
+        _addr = nullptr;
+    }
 }
 
 bool RtpProcess::inputRtp(const Socket::Ptr &sock, const char *data, int data_len,const struct sockaddr *addr,uint32_t *dts_out) {