fix the memory leak error

 # the listen ports, split by space.
-listen              1935;
+listen              1936;
 # the default chunk size is 128, max is 65536,
 # some client does not support chunk size change,
 # however, most clients supports it and it can improve 
@@ -10,7 +10,7 @@ chunk_size          65000;
 # for which cannot identify the required vhost.
 vhost __defaultVhost__ {
     enabled         on;
-    gop_cache       on;
+    gop_cache       off;
     hls             on;
     hls_path        ./objs/nginx/html;
     hls_fragment    5;

@@ -384,7 +384,7 @@ int SrsClient::process_publish_message(SrsSource* source, SrsCommonMessage* msg,
 	int ret = ERROR_SUCCESS;
 	
 	// process audio packet
-	if (msg->header.is_audio()) {
+	if (false && msg->header.is_audio()) {
 		if ((ret = source->on_audio(msg)) != ERROR_SUCCESS) {
 			srs_error("source process audio message failed. ret=%d", ret);
 			return ret;

@@ -41,7 +41,7 @@ void SrsCodecBuffer::append(void* data, int len)
 {
 	srs_assert(data);
 	srs_assert(len > 0);
-	
+
 	bytes = (char*)realloc(bytes, size + len);
 	memcpy(bytes + size, data, len);
 	size += len;

@@ -1356,11 +1356,26 @@ bool SrsSharedPtrMessage::can_decode()
 	return false;
 }
 
-int SrsSharedPtrMessage::initialize(ISrsMessage* msg, char* payload, int size)
+int SrsSharedPtrMessage::initialize(SrsCommonMessage* source)
 {
 	int ret = ERROR_SUCCESS;
 	
-	srs_assert(msg != NULL);
+	if ((ret = initialize(source, (char*)source->payload, source->size)) != ERROR_SUCCESS) {
+		return ret;
+	}
+	
+	// detach the payload from source
+	source->payload = NULL;
+	source->size = 0;
+	
+	return ret;
+}
+
+int SrsSharedPtrMessage::initialize(SrsCommonMessage* source, char* payload, int size)
+{
+	int ret = ERROR_SUCCESS;
+	
+	srs_assert(source != NULL);
 	if (ptr) {
 		ret = ERROR_SYSTEM_ASSERT_FAILED;
 		srs_error("should not set the payload twice. ret=%d", ret);
@@ -1369,20 +1384,18 @@ int SrsSharedPtrMessage::initialize(ISrsMessage* msg, char* payload, int size)
 		return ret;
 	}
 	
-	header = msg->header;
+	header = source->header;
 	header.payload_length = size;
 	
 	ptr = new SrsSharedPtr();
 	
-	// should copy the payload once
-	// TODO: maybe can directly attach the common message.
-	ptr->payload = new char[size];
-	memcpy(ptr->payload, payload, size);
+	// direct attach the data of common message.
+	ptr->payload = payload;
 	ptr->size = size;
 	
-	if (msg->header.is_video()) {
+	if (source->header.is_video()) {
 		ptr->perfer_cid = RTMP_CID_Video;
-	} else if (msg->header.is_audio()) {
+	} else if (source->header.is_audio()) {
 		ptr->perfer_cid = RTMP_CID_Audio;
 	} else {
 		ptr->perfer_cid = RTMP_CID_OverConnection2;

@@ -375,8 +375,15 @@ public:
 public:
 	/**
 	* set the shared payload.
+	* we will detach the payload of source,
+	* so ensure donot use it before.
 	*/
-	virtual int initialize(ISrsMessage* msg, char* payload, int size);
+	virtual int initialize(SrsCommonMessage* source);
+	/**
+	* set the shared payload.
+	* we will use the payload, donot use the payload of source.
+	*/
+	virtual int initialize(SrsCommonMessage* source, char* payload, int size);
 	virtual SrsSharedPtrMessage* copy();
 public:
 	/**

@@ -370,7 +370,7 @@ int SrsSource::on_audio(SrsCommonMessage* audio)
 	
 	SrsSharedPtrMessage* msg = new SrsSharedPtrMessage();
 	SrsAutoFree(SrsSharedPtrMessage, msg, false);
-	if ((ret = msg->initialize(audio, (char*)audio->payload, audio->size)) != ERROR_SUCCESS) {
+	if ((ret = msg->initialize(audio)) != ERROR_SUCCESS) {
 		srs_error("initialize the audio failed. ret=%d", ret);
 		return ret;
 	}
@@ -383,10 +383,6 @@ int SrsSource::on_audio(SrsCommonMessage* audio)
 	}
 #endif
 	
-	// detach the original audio
-	audio->payload = NULL;
-	audio->size = 0;
-	
 	// copy to all consumer
 	std::vector<SrsConsumer*>::iterator it;
 	for (it = consumers.begin(); it != consumers.end(); ++it) {
@@ -422,7 +418,7 @@ int SrsSource::on_video(SrsCommonMessage* video)
 	
 	SrsSharedPtrMessage* msg = new SrsSharedPtrMessage();
 	SrsAutoFree(SrsSharedPtrMessage, msg, false);
-	if ((ret = msg->initialize(video, (char*)video->payload, video->size)) != ERROR_SUCCESS) {
+	if ((ret = msg->initialize(video)) != ERROR_SUCCESS) {
 		srs_error("initialize the video failed. ret=%d", ret);
 		return ret;
 	}
@@ -435,10 +431,6 @@ int SrsSource::on_video(SrsCommonMessage* video)
 	}
 #endif
 	
-	// detach the original audio
-	video->payload = NULL;
-	video->size = 0;
-	
 	// copy to all consumer
 	std::vector<SrsConsumer*>::iterator it;
 	for (it = consumers.begin(); it != consumers.end(); ++it) {