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/* -*- C++ -*- */
//=============================================================================
/**
* @file receiver.h
*
* $Id$
*
* This application receives data from a AV sender and writes it to
* a file.
*
*
* @author Yamuna Krishnamurthy <yamuna@cs.wustl.edu>
*/
//=============================================================================
#include "Connection_Manager.h"
#include "orbsvcs/AV/AVStreams_i.h"
#include "orbsvcs/AV/Endpoint_Strategy.h"
#include "orbsvcs/AV/Policy.h"
/**
* @class Receiver_Callback
*
* @brief Application defined callback object.
*
* AVStreams calls this class when data shows up from a sender.
*/
class Receiver_Callback : public TAO_AV_Callback
{
public:
/// Constructor.
Receiver_Callback (void);
// Method that is called when there is data to be received from a
// sender.
int receive_frame (ACE_Message_Block *frame,
TAO_AV_frame_info *frame_info,
const ACE_Addr &peer_address);
// Called when the sender is done sending data and wants to close
// down the connection.
int handle_destroy (void);
private:
/// Keeping a count of the incoming frames.
int frame_count_;
};
/**
* @class Receiver_StreamEndPoint
*
* @brief Application defined stream endpoint object.
*
* AVStreams calls this class during connection setup.
*/
class Receiver_StreamEndPoint : public TAO_Server_StreamEndPoint
{
public:
// Create a receiver application callback.
int get_callback (const char *flowname,
TAO_AV_Callback *&callback);
private:
/// Receiver application callback.
Receiver_Callback callback_;
};
/**
* @class Receiver
*
* @brief Receiver application class.
*
* This class receives data from a AV sender and writes it to
* a file.
*/
class Receiver
{
public:
/// Constructor
Receiver (void);
/// Destructor.
~Receiver (void);
/// Initialize data components.
int init (int argc, ACE_TCHAR *argv[]);
/// Parse args.
int parse_args (int argc, ACE_TCHAR *argv[]);
/// Name of the output file.
ACE_TString output_file_name (void);
protected:
/// Connection manager.
Connection_Manager connection_manager_;
/// The endpoint reactive strategy.
TAO_AV_Endpoint_Reactive_Strategy_B
<Receiver_StreamEndPoint,TAO_VDev,AV_Null_MediaCtrl> reactive_strategy_;
/// The receiver MMDevice.
AVStreams::MMDevice_var mmdevice_obj_;
/// Receiver MMDevice.
TAO_MMDevice *mmdevice_;
/// The sender MMDevice
AVStreams::MMDevice_var sender_mmdevice_;
/// File name of the file into which received data is written.
ACE_TString output_file_name_;
ACE_TString addr_file_;
/// Sender name.
ACE_CString sender_name_;
/// Receiver name.
ACE_CString receiver_name_;
};
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