diff --git a/src/Extension/AACRtmp.cpp b/src/Extension/AACRtmp.cpp
index b028763f..e9bb8699 100644
--- a/src/Extension/AACRtmp.cpp
+++ b/src/Extension/AACRtmp.cpp
@@ -95,9 +95,7 @@ void AACRtmpEncoder::inputFrame(const Frame::Ptr &frame) {
     }
 
     if(!_aac_cfg.empty()){
-        RtmpPacket::Ptr rtmpPkt = ResourcePoolHelper<RtmpPacket>::obtainObj();
-        rtmpPkt->buffer.clear();
-
+        auto rtmpPkt = RtmpPacket::create();
         //header
         uint8_t is_config = false;
         rtmpPkt->buffer.push_back(_audio_flv_flags);
@@ -117,8 +115,7 @@ void AACRtmpEncoder::inputFrame(const Frame::Ptr &frame) {
 
 void AACRtmpEncoder::makeAudioConfigPkt() {
     _audio_flv_flags = getAudioRtmpFlags(std::make_shared<AACTrack>(_aac_cfg));
-    RtmpPacket::Ptr rtmpPkt = ResourcePoolHelper<RtmpPacket>::obtainObj();
-    rtmpPkt->buffer.clear();
+    auto rtmpPkt = RtmpPacket::create();
 
     //header
     uint8_t is_config = true;
diff --git a/src/Extension/AACRtmp.h b/src/Extension/AACRtmp.h
index e00a9f71..cc574bed 100644
--- a/src/Extension/AACRtmp.h
+++ b/src/Extension/AACRtmp.h
@@ -47,7 +47,7 @@ private:
 /**
  * aac adts转Rtmp类
  */
-class AACRtmpEncoder : public AACRtmpDecoder ,  public ResourcePoolHelper<RtmpPacket> {
+class AACRtmpEncoder : public AACRtmpDecoder{
 public:
     typedef std::shared_ptr<AACRtmpEncoder> Ptr;
 
diff --git a/src/Extension/CommonRtmp.cpp b/src/Extension/CommonRtmp.cpp
index 858228ca..2a881854 100644
--- a/src/Extension/CommonRtmp.cpp
+++ b/src/Extension/CommonRtmp.cpp
@@ -49,8 +49,7 @@ void CommonRtmpEncoder::inputFrame(const Frame::Ptr &frame) {
     if (!_audio_flv_flags) {
         return;
     }
-    RtmpPacket::Ptr rtmp = ResourcePoolHelper<RtmpPacket>::obtainObj();
-    rtmp->buffer.clear();
+    auto rtmp = RtmpPacket::create();
     //header
     rtmp->buffer.push_back(_audio_flv_flags);
     //data
diff --git a/src/Extension/CommonRtmp.h b/src/Extension/CommonRtmp.h
index 48f64d22..465c893f 100644
--- a/src/Extension/CommonRtmp.h
+++ b/src/Extension/CommonRtmp.h
@@ -53,7 +53,7 @@ private:
 /**
  * 通用 rtmp编码类
  */
-class CommonRtmpEncoder : public CommonRtmpDecoder , public ResourcePoolHelper<RtmpPacket> {
+class CommonRtmpEncoder : public CommonRtmpDecoder {
 public:
     typedef std::shared_ptr<CommonRtmpEncoder> Ptr;
 
diff --git a/src/Extension/H264Rtmp.cpp b/src/Extension/H264Rtmp.cpp
index 98b12abc..97981343 100644
--- a/src/Extension/H264Rtmp.cpp
+++ b/src/Extension/H264Rtmp.cpp
@@ -196,8 +196,7 @@ void H264RtmpEncoder::inputFrame(const Frame::Ptr &frame) {
         bool is_config = false;
         flags |= (((frame->configFrame() || frame->keyFrame()) ? FLV_KEY_FRAME : FLV_INTER_FRAME) << 4);
 
-        _lastPacket = ResourcePoolHelper<RtmpPacket>::obtainObj();
-        _lastPacket->buffer.clear();
+        _lastPacket = RtmpPacket::create();
         _lastPacket->buffer.push_back(flags);
         _lastPacket->buffer.push_back(!is_config);
         int32_t cts = frame->pts() - frame->dts();
@@ -224,9 +223,7 @@ void H264RtmpEncoder::makeVideoConfigPkt() {
     flags |= (FLV_KEY_FRAME << 4);
     bool is_config = true;
 
-    RtmpPacket::Ptr rtmpPkt = ResourcePoolHelper<RtmpPacket>::obtainObj();
-    rtmpPkt->buffer.clear();
-
+    auto rtmpPkt = RtmpPacket::create();
     //header
     rtmpPkt->buffer.push_back(flags);
     rtmpPkt->buffer.push_back(!is_config);
diff --git a/src/Extension/H264Rtmp.h b/src/Extension/H264Rtmp.h
index 92b37dfc..cc20d98d 100644
--- a/src/Extension/H264Rtmp.h
+++ b/src/Extension/H264Rtmp.h
@@ -52,7 +52,7 @@ protected:
 /**
  * 264 Rtmp打包类
  */
-class H264RtmpEncoder : public H264RtmpDecoder, public ResourcePoolHelper<RtmpPacket> {
+class H264RtmpEncoder : public H264RtmpDecoder{
 public:
     typedef std::shared_ptr<H264RtmpEncoder> Ptr;
 
diff --git a/src/Extension/H265Rtmp.cpp b/src/Extension/H265Rtmp.cpp
index 8b91b059..38842fe7 100644
--- a/src/Extension/H265Rtmp.cpp
+++ b/src/Extension/H265Rtmp.cpp
@@ -182,8 +182,7 @@ void H265RtmpEncoder::inputFrame(const Frame::Ptr &frame) {
         bool is_config = false;
         flags |= (((frame->configFrame() || frame->keyFrame()) ? FLV_KEY_FRAME : FLV_INTER_FRAME) << 4);
 
-        _lastPacket = ResourcePoolHelper<RtmpPacket>::obtainObj();
-        _lastPacket->buffer.clear();
+        _lastPacket = RtmpPacket::create();
         _lastPacket->buffer.push_back(flags);
         _lastPacket->buffer.push_back(!is_config);
         auto cts = frame->pts() - frame->dts();
@@ -208,9 +207,7 @@ void H265RtmpEncoder::makeVideoConfigPkt() {
     flags |= (FLV_KEY_FRAME << 4);
     bool is_config = true;
 
-    RtmpPacket::Ptr rtmpPkt = ResourcePoolHelper<RtmpPacket>::obtainObj();
-    rtmpPkt->buffer.clear();
-
+    auto rtmpPkt = RtmpPacket::create();
     //header
     rtmpPkt->buffer.push_back(flags);
     rtmpPkt->buffer.push_back(!is_config);
diff --git a/src/Extension/H265Rtmp.h b/src/Extension/H265Rtmp.h
index ef2f96ba..59ba842f 100644
--- a/src/Extension/H265Rtmp.h
+++ b/src/Extension/H265Rtmp.h
@@ -50,7 +50,7 @@ protected:
 /**
  * 265 Rtmp打包类
  */
-class H265RtmpEncoder : public H265RtmpDecoder, public ResourcePoolHelper<RtmpPacket> {
+class H265RtmpEncoder : public H265RtmpDecoder{
 public:
     typedef std::shared_ptr<H265RtmpEncoder> Ptr;
 
diff --git a/src/Rtmp/Rtmp.cpp b/src/Rtmp/Rtmp.cpp
index cd497114..4be4f77d 100644
--- a/src/Rtmp/Rtmp.cpp
+++ b/src/Rtmp/Rtmp.cpp
@@ -131,4 +131,21 @@ void Metadata::addTrack(AMFValue &metadata, const Track::Ptr &track) {
         metadata.set(key, value);
     });
 }
+
+RtmpPacket::Ptr RtmpPacket::create(){
+#if 0
+    static ResourcePool<RtmpPacket> packet_pool;
+    static onceToken token([]() {
+        packet_pool.setSize(1024);
+    });
+    auto ret = packet_pool.obtain();
+    ret->clear();
+    return ret;
+#else
+    auto ret = Ptr(new RtmpPacket);
+    ret->clear();
+    return ret;
+#endif
+}
+
 }//namespace mediakit
\ No newline at end of file
diff --git a/src/Rtmp/Rtmp.h b/src/Rtmp/Rtmp.h
index fa331e79..15eec7f1 100644
--- a/src/Rtmp/Rtmp.h
+++ b/src/Rtmp/Rtmp.h
@@ -128,17 +128,19 @@ public:
 
 class RtmpPacket : public Buffer{
 public:
-    typedef std::shared_ptr<RtmpPacket> Ptr;
-    bool is_abs_stamp = false;
+    using Ptr = std::shared_ptr<RtmpPacket>;
+    bool is_abs_stamp;
     uint8_t type_id;
-    uint32_t time_stamp = 0;
-    uint32_t ts_field = 0;
+    uint32_t time_stamp;
+    uint32_t ts_field;
     uint32_t stream_index;
     uint32_t chunk_id;
-    size_t body_size = 0;
+    size_t body_size;
     BufferLikeString buffer;
 
 public:
+    static Ptr create();
+
     char *data() const override{
         return (char*)buffer.data();
     }
@@ -146,21 +148,12 @@ public:
         return buffer.size();
     }
 
-public:
-    RtmpPacket() = default;
-    RtmpPacket(const RtmpPacket &that) = delete;
-    RtmpPacket &operator=(const RtmpPacket &that) = delete;
-    RtmpPacket &operator=(RtmpPacket &&that) = delete;
-
-    RtmpPacket(RtmpPacket &&that){
-        type_id = that.type_id;
-        body_size = that.body_size;
-        time_stamp = that.time_stamp;
-        is_abs_stamp = that.is_abs_stamp;
-        ts_field = that.ts_field;
-        stream_index = that.stream_index;
-        chunk_id = that.chunk_id;
-        buffer = std::move(that.buffer);
+    void clear(){
+        is_abs_stamp = false;
+        time_stamp = 0;
+        ts_field = 0;
+        body_size = 0;
+        buffer.clear();
     }
 
     bool isVideoKeyFrame() const {
@@ -214,6 +207,12 @@ public:
         const static int channel[] = { 1, 2 };
         return channel[flvStereoOrMono];
     }
+
+private:
+    friend class ResourcePool_l<RtmpPacket>;
+    RtmpPacket(){
+        clear();
+    }
 };
 
 /**
diff --git a/src/Rtmp/RtmpPlayer.cpp b/src/Rtmp/RtmpPlayer.cpp
index 3852780e..30c2ef5a 100644
--- a/src/Rtmp/RtmpPlayer.cpp
+++ b/src/Rtmp/RtmpPlayer.cpp
@@ -319,7 +319,7 @@ void RtmpPlayer::onStreamDry(uint32_t stream_index) {
     onPlayResult_l(SockException(Err_other, "rtmp stream dry"), true);
 }
 
-void RtmpPlayer::onMediaData_l(const RtmpPacket::Ptr &chunk_data) {
+void RtmpPlayer::onMediaData_l(RtmpPacket::Ptr chunk_data) {
     _rtmp_recv_ticker.resetTime();
     if (!_play_timer) {
         //已经触发了onPlayResult事件，直接触发onMediaData事件
@@ -338,8 +338,8 @@ void RtmpPlayer::onMediaData_l(const RtmpPacket::Ptr &chunk_data) {
     }
 }
 
-
-void RtmpPlayer::onRtmpChunk(RtmpPacket &chunk_data) {
+void RtmpPlayer::onRtmpChunk(RtmpPacket::Ptr packet) {
+    auto &chunk_data = *packet;
     typedef void (RtmpPlayer::*rtmp_func_ptr)(AMFDecoder &dec);
     static unordered_map<string, rtmp_func_ptr> s_func_map;
     static onceToken token([]() {
@@ -379,7 +379,7 @@ void RtmpPlayer::onRtmpChunk(RtmpPacket &chunk_data) {
                 }
                 _metadata_got = true;
             }
-            onMediaData_l(std::make_shared<RtmpPacket>(std::move(chunk_data)));
+            onMediaData_l(std::move(packet));
             break;
         }
 
diff --git a/src/Rtmp/RtmpPlayer.h b/src/Rtmp/RtmpPlayer.h
index 81a5ef19..fd24560a 100644
--- a/src/Rtmp/RtmpPlayer.h
+++ b/src/Rtmp/RtmpPlayer.h
@@ -42,12 +42,12 @@ public:
 
 protected:
     virtual bool onCheckMeta(const AMFValue &val) = 0;
-    virtual void onMediaData(const RtmpPacket::Ptr &chunk_data) = 0;
+    virtual void onMediaData(RtmpPacket::Ptr chunk_data) = 0;
     uint32_t getProgressMilliSecond() const;
     void seekToMilliSecond(uint32_t ms);
 
 protected:
-    void onMediaData_l(const RtmpPacket::Ptr &chunk_data);
+    void onMediaData_l(RtmpPacket::Ptr chunk_data);
     //在获取config帧后才触发onPlayResult_l(而不是收到play命令回复)，所以此时所有track都初始化完毕了
     void onPlayResult_l(const SockException &ex, bool handshake_done);
 
@@ -56,7 +56,7 @@ protected:
     void onConnect(const SockException &err) override;
     void onErr(const SockException &ex) override;
     //from RtmpProtocol
-    void onRtmpChunk(RtmpPacket &chunk_data) override;
+    void onRtmpChunk(RtmpPacket::Ptr chunk_data) override;
     void onStreamDry(uint32_t stream_index) override;
     void onSendRawData(Buffer::Ptr buffer) override {
         send(std::move(buffer));
diff --git a/src/Rtmp/RtmpPlayerImp.h b/src/Rtmp/RtmpPlayerImp.h
index af243acd..393b0197 100644
--- a/src/Rtmp/RtmpPlayerImp.h
+++ b/src/Rtmp/RtmpPlayerImp.h
@@ -63,19 +63,20 @@ private:
         return true;
     }
 
-    void onMediaData(const RtmpPacket::Ptr &chunkData) override {
-        if (_rtmp_src) {
-            if (!_set_meta_data && !chunkData->isCfgFrame()) {
-                _set_meta_data = true;
-                _rtmp_src->setMetaData(TitleMeta().getMetadata());
-            }
-            _rtmp_src->onWrite(chunkData);
-        }
+    void onMediaData(RtmpPacket::Ptr chunkData) override {
         if (!_delegate) {
             //这个流没有metadata
             _delegate.reset(new RtmpDemuxer());
         }
         _delegate->inputRtmp(chunkData);
+
+        if (_rtmp_src) {
+            if (!_set_meta_data && !chunkData->isCfgFrame()) {
+                _set_meta_data = true;
+                _rtmp_src->setMetaData(TitleMeta().getMetadata());
+            }
+            _rtmp_src->onWrite(std::move(chunkData));
+        }
     }
 
 private:
diff --git a/src/Rtmp/RtmpProtocol.cpp b/src/Rtmp/RtmpProtocol.cpp
index f92ba994..ef66d7d2 100644
--- a/src/Rtmp/RtmpProtocol.cpp
+++ b/src/Rtmp/RtmpProtocol.cpp
@@ -13,6 +13,7 @@
 #include "Util/util.h"
 #include "Util/onceToken.h"
 #include "Thread/ThreadPool.h"
+#include "RtmpMediaSource.h"
 using namespace toolkit;
 
 #define C1_DIGEST_SIZE 32
@@ -569,7 +570,11 @@ const char* RtmpProtocol::handle_rtmp(const char *data, size_t len) {
         }
 
         RtmpHeader &header = *((RtmpHeader *) (ptr + offset));
-        auto &chunk_data = _map_chunk_data[_now_chunk_id];
+        auto &packet_ptr = _map_chunk_data[_now_chunk_id];
+        if (!packet_ptr) {
+            packet_ptr = RtmpPacket::create();
+        }
+        auto &chunk_data = *packet_ptr;
         chunk_data.chunk_id = _now_chunk_id;
         switch (header_len) {
             case 12:
@@ -611,16 +616,17 @@ const char* RtmpProtocol::handle_rtmp(const char *data, size_t len) {
             _now_stream_index = chunk_data.stream_index;
             chunk_data.time_stamp = time_stamp + (chunk_data.is_abs_stamp ? 0 : chunk_data.time_stamp);
             if (chunk_data.body_size) {
-                handle_chunk(chunk_data);
+                handle_chunk(std::move(packet_ptr));
+            } else {
+                packet_ptr = nullptr;
             }
-            chunk_data.buffer.clear();
-            chunk_data.is_abs_stamp = false;
         }
     }
     return ptr;
 }
 
-void RtmpProtocol::handle_chunk(RtmpPacket& chunk_data) {
+void RtmpProtocol::handle_chunk(RtmpPacket::Ptr packet) {
+    auto &chunk_data = *packet;
     switch (chunk_data.type_id) {
         case MSG_ACK: {
             if (chunk_data.buffer.size() < 4) {
@@ -736,20 +742,21 @@ void RtmpProtocol::handle_chunk(RtmpPacket& chunk_data) {
                 if (ptr + size > ptr_tail) {
                     break;
                 }
-                RtmpPacket sub_packet;
+                auto sub_packet_ptr = RtmpPacket::create();
+                auto &sub_packet = *sub_packet_ptr;
                 sub_packet.buffer.assign((char *)ptr, size);
                 sub_packet.type_id = type;
                 sub_packet.body_size = size;
                 sub_packet.time_stamp = ts;
                 sub_packet.stream_index = chunk_data.stream_index;
                 sub_packet.chunk_id = chunk_data.chunk_id;
-                handle_chunk(sub_packet);
+                handle_chunk(std::move(sub_packet_ptr));
                 ptr += size;
             }
             break;
         }
 
-        default: onRtmpChunk(chunk_data); break;
+        default: onRtmpChunk(std::move(packet)); break;
     }
 }
 
diff --git a/src/Rtmp/RtmpProtocol.h b/src/Rtmp/RtmpProtocol.h
index cdfbc59b..f6beff7d 100644
--- a/src/Rtmp/RtmpProtocol.h
+++ b/src/Rtmp/RtmpProtocol.h
@@ -39,7 +39,7 @@ public:
 
 protected:
     virtual void onSendRawData(Buffer::Ptr buffer) = 0;
-    virtual void onRtmpChunk(RtmpPacket &chunk_data) = 0;
+    virtual void onRtmpChunk(RtmpPacket::Ptr chunk_data) = 0;
     virtual void onStreamBegin(uint32_t stream_index){
         _stream_index = stream_index;
     }
@@ -85,7 +85,7 @@ private:
     const char* handle_C0C1(const char *data, size_t len);
     const char* handle_C2(const char *data, size_t len);
     const char* handle_rtmp(const char *data, size_t len);
-    void handle_chunk(RtmpPacket &chunk_data);
+    void handle_chunk(RtmpPacket::Ptr chunk_data);
 
 protected:
     int _send_req_id = 0;
@@ -108,7 +108,7 @@ private:
     //////////Rtmp parser//////////
     function<const char * (const char *data, size_t len)> _next_step_func;
     ////////////Chunk////////////
-    unordered_map<int, RtmpPacket> _map_chunk_data;
+    unordered_map<int, RtmpPacket::Ptr> _map_chunk_data;
 };
 
 } /* namespace mediakit */
diff --git a/src/Rtmp/RtmpPusher.cpp b/src/Rtmp/RtmpPusher.cpp
index 1267d49b..bb0cf6fb 100644
--- a/src/Rtmp/RtmpPusher.cpp
+++ b/src/Rtmp/RtmpPusher.cpp
@@ -279,7 +279,8 @@ void RtmpPusher::onCmd_onStatus(AMFDecoder &dec) {
     }
 }
 
-void RtmpPusher::onRtmpChunk(RtmpPacket &chunk_data) {
+void RtmpPusher::onRtmpChunk(RtmpPacket::Ptr packet) {
+    auto &chunk_data = *packet;
     switch (chunk_data.type_id) {
         case MSG_CMD:
         case MSG_CMD3: {
diff --git a/src/Rtmp/RtmpPusher.h b/src/Rtmp/RtmpPusher.h
index 8e237911..0e5428be 100644
--- a/src/Rtmp/RtmpPusher.h
+++ b/src/Rtmp/RtmpPusher.h
@@ -42,7 +42,7 @@ protected:
     void onErr(const SockException &ex) override;
 
     //for RtmpProtocol override
-    void onRtmpChunk(RtmpPacket &chunk_data) override;
+    void onRtmpChunk(RtmpPacket::Ptr chunk_data) override;
     void onSendRawData(Buffer::Ptr buffer) override{
         send(std::move(buffer));
     }
diff --git a/src/Rtmp/RtmpSession.cpp b/src/Rtmp/RtmpSession.cpp
index bad3d8cf..0c4f1bb0 100644
--- a/src/Rtmp/RtmpSession.cpp
+++ b/src/Rtmp/RtmpSession.cpp
@@ -458,7 +458,8 @@ void RtmpSession::onProcessCmd(AMFDecoder &dec) {
     (this->*fun)(dec);
 }
 
-void RtmpSession::onRtmpChunk(RtmpPacket &chunk_data) {
+void RtmpSession::onRtmpChunk(RtmpPacket::Ptr packet) {
+    auto &chunk_data = *packet;
     switch (chunk_data.type_id) {
     case MSG_CMD:
     case MSG_CMD3: {
@@ -495,7 +496,7 @@ void RtmpSession::onRtmpChunk(RtmpPacket &chunk_data) {
             _set_meta_data = true;
             _publisher_src->setMetaData(TitleMeta().getMetadata());
         }
-        _publisher_src->onWrite(std::make_shared<RtmpPacket>(std::move(chunk_data)));
+        _publisher_src->onWrite(std::move(packet));
         break;
     }
 
diff --git a/src/Rtmp/RtmpSession.h b/src/Rtmp/RtmpSession.h
index 1ecec693..0939ee80 100644
--- a/src/Rtmp/RtmpSession.h
+++ b/src/Rtmp/RtmpSession.h
@@ -60,7 +60,7 @@ private:
         _total_bytes += buffer->size();
         send(std::move(buffer));
     }
-    void onRtmpChunk(RtmpPacket &chunk_data) override;
+    void onRtmpChunk(RtmpPacket::Ptr chunk_data) override;
 
     template<typename first, typename second>
     inline void sendReply(const char *str, const first &reply, const second &status) {