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// $Id$
#include "receiver.h"
#include "ace/Get_Opt.h"
#include "ace/High_Res_Timer.h"
static FILE *output_file = 0;
// File handle of the file into which received data is written.
static const ACE_TCHAR *output_file_name = ACE_TEXT ("output");
// File name of the file into which received data is written.
static const ACE_TCHAR *stats_file_name = ACE_TEXT ("Stats.dat");
int stats [1000010];
long stats_index = 0;
int start = 1;
ACE_Time_Value start_time;
int
Receiver_StreamEndPoint::get_callback (const char *,
TAO_AV_Callback *&callback)
{
// Return the receiver application callback to the AVStreams for
// future upcalls.
callback = &this->callback_;
return 0;
}
Receiver_Callback::Receiver_Callback (void)
: frame_count_ (0)
{
}
int
Receiver_Callback::receive_frame (ACE_Message_Block *frame,
TAO_AV_frame_info *,
const ACE_Addr &)
{
//
// Upcall from the AVStreams when there is data to be received from
// the sender.
//
ACE_DEBUG ((LM_DEBUG,
"Receiver_Callback::receive_frame for frame %d\n",
this->frame_count_++));
if (start)
{
start_time = ACE_OS::gettimeofday ();
start = 0;
}
else
{
ACE_Time_Value elapsed_time = ACE_OS::gettimeofday () - start_time;
stats [stats_index++] = elapsed_time.msec ();
start_time = ACE_OS::gettimeofday ();
}
while (frame != 0)
{
// Write the received data to the file.
size_t result =
ACE_OS::fwrite (frame->rd_ptr (),
frame->length (),
1,
output_file);
if (result == frame->length ())
ACE_ERROR_RETURN ((LM_ERROR,
"Receiver_Callback::fwrite failed\n"),
-1);
frame = frame->cont ();
}
return 0;
}
void
Receiver_Callback::dump_samples (const char* file)
{
ACE_DEBUG ((LM_DEBUG,
"Dumping Stats.....\n"));
FILE* stats_file = ACE_OS::fopen (file, "wb");
if (stats_file == 0)
{
ACE_ERROR ((LM_ERROR,
"Stats.dat cannot be opened\n"));
}
int i;
for (i = 0; i < stats_index; i++)
{
stats_.sample ((ACE_UINT64)stats [i]);
}
stats_.dump_results (ACE_TEXT("Inter Frame Arrival Time Statistics "),
stats_file,
1);
// ACE_High_Res_Timer::global_scale_factor ());
for (i = 0; i < stats_index; i++)
{
ACE_OS::fprintf (stats_file, "%d\n",stats [i]);
}
ACE_OS::fclose (stats_file);
ACE_DEBUG ((LM_DEBUG,
"Done\n"));
}
int
Receiver_Callback::handle_destroy (void)
{
// Called when the distributer requests the stream to be shutdown.
ACE_DEBUG ((LM_DEBUG,
"Receiver_Callback::end_stream\n"));
dump_samples (ACE_TEXT_ALWAYS_CHAR (stats_file_name));
try
{
TAO_AV_CORE::instance ()->orb ()->shutdown (0);
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Receiver_Callback::handle_destroy Failed\n");
return -1;
}
return 0;
}
Receiver::Receiver (void)
: mmdevice_ (0)
{
}
Receiver::~Receiver (void)
{
}
int
Receiver::init (int,
ACE_TCHAR *[])
{
// Initialize the endpoint strategy with the orb and poa.
int result =
this->reactive_strategy_.init (TAO_AV_CORE::instance ()->orb (),
TAO_AV_CORE::instance ()->poa ());
if (result != 0)
return result;
// Register the receiver mmdevice object with the ORB
ACE_NEW_RETURN (this->mmdevice_,
TAO_MMDevice (&this->reactive_strategy_),
-1);
// Servant Reference Counting to manage lifetime
PortableServer::ServantBase_var safe_mmdevice =
this->mmdevice_;
CORBA::Object_var mmdevice =
this->mmdevice_->_this ();
// Register the mmdevice with the naming service.
CosNaming::Name name (1);
name.length (1);
name [0].id =
CORBA::string_dup ("Receiver");
// Initialize the naming services
if (this->naming_client_.init (TAO_AV_CORE::instance ()->orb ()) != 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Unable to initialize "
"the TAO_Naming_Client\n"),
-1);
// Register the receiver object with the naming server.
this->naming_client_->rebind (name,
mmdevice.in ());
return 0;
}
int
parse_args (int argc,
ACE_TCHAR *argv[])
{
// Parse the command line arguments
ACE_Get_Opt opts (argc,
argv,
"f:s:");
int c;
while ((c = opts ()) != -1)
{
switch (c)
{
case 'f':
output_file_name = opts.opt_arg ();
break;
case 's':
stats_file_name = opts.opt_arg ();
break;
default:
ACE_ERROR_RETURN ((LM_ERROR,
"Usage: receiver -f filename"),
-1);
}
}
return 0;
}
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
try
{
// Initialize the ORB first.
CORBA::ORB_var orb =
CORBA::ORB_init (argc, argv);
CORBA::Object_var obj
= orb->resolve_initial_references ("RootPOA");
// Get the POA_var object from Object_var.
PortableServer::POA_var root_poa =
PortableServer::POA::_narrow (obj.in ());
PortableServer::POAManager_var mgr
= root_poa->the_POAManager ();
mgr->activate ();
// Initialize the AVStreams components.
TAO_AV_CORE::instance ()->init (orb.in (),
root_poa.in ());
int result =
parse_args (argc,
argv);
if (result == -1)
return -1;
// Make sure we have a valid <output_file>
output_file = ACE_OS::fopen (output_file_name,
"w");
if (output_file == 0)
ACE_ERROR_RETURN ((LM_DEBUG,
"Cannot open output file %s\n",
output_file_name),
-1);
else
ACE_DEBUG ((LM_DEBUG,
"File Opened Successfully\n"));
Receiver receiver;
result =
receiver.init (argc,
argv);
if (result != 0)
return result;
orb->run ();
// Hack for now....
ACE_OS::sleep (1);
orb->destroy ();
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("receiver::init");
return -1;
}
ACE_OS::fclose (output_file);
return 0;
}
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