resend packing with RTO interval

Streaming.h

@@ -41,13 +41,13 @@ namespace stream
 	const size_t STREAMING_MTU = 1730;
 	const size_t MAX_PACKET_SIZE = 4096;
 	const size_t COMPRESSION_THRESHOLD_SIZE = 66;	
-	const int RESEND_TIMEOUT = 10; // in seconds
 	const int ACK_SEND_TIMEOUT = 200; // in milliseconds
 	const int MAX_NUM_RESEND_ATTEMPTS = 5;	
 	const int WINDOW_SIZE = 6; // in messages
 	const int MIN_WINDOW_SIZE = 1;
 	const int MAX_WINDOW_SIZE = 128;		
 	const int INITIAL_RTT = 8000; // in milliseconds
+	const int INITIAL_RTO = 9000; // in milliseconds
 	
 	struct Packet
 	{
@@ -177,7 +177,7 @@ namespace stream
 
 			std::mutex m_SendBufferMutex;
 			std::stringstream m_SendBuffer;
-			int m_WindowSize, m_RTT;
+			int m_WindowSize, m_RTT, m_RTO;
 			uint64_t m_LastWindowSizeIncreaseTime;
 	};