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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO/orbsvcs/tests/AVStreams
//
// = FILENAME
// client.cpp
//
// = DESCRIPTION
// Test client for the AVStreams demo
//
// = AUTHORS
// Sumedh Mungee <sumedh@cs.wustl.edu>
//
// ============================================================================
#include "client.h"
Video_Client_StreamEndPoint::Video_Client_StreamEndPoint ()
{
}
void
Video_Client_StreamEndPoint::handle_stop (const AVStreams::flowSpec &the_spec,
CORBA::Environment &env)
{
ACE_DEBUG ((LM_DEBUG,
"(%P|%t) Video_Client_StreamEndPoint::handle_stop: called\n"));
}
void
Video_Client_StreamEndPoint::handle_start (const AVStreams::flowSpec &the_spec,
CORBA::Environment &env)
{
ACE_DEBUG ((LM_DEBUG,
"(%P|%t) Video_Client_StreamEndPoint::handle_start: called\n"));
}
void
Video_Client_StreamEndPoint::handle_destroy (const AVStreams::flowSpec &the_spec,
CORBA::Environment &env)
{
ACE_DEBUG ((LM_DEBUG,
"(%P|%t) Video_Client_StreamEndPoint::handle_destroy: called\n"));
}
CORBA::Boolean
Video_Client_StreamEndPoint::handle_connection_established (AVStreams::StreamEndPoint_ptr responder,
AVStreams::streamQoS &qos_spec,
const AVStreams::flowSpec &the_spec,
CORBA::Environment &env)
{
ACE_DEBUG ((LM_DEBUG,
"(%P|%t) Video_Client_StreamEndPoint::handle_connection_established: called\n"));
return 1;
}
Client::Client (void)
{
}
// initialize the ORB, get a grip on the remote mmdevice, and store it
// in this->remote_mmdevice_
// Also create a stream controlller and a local mmdevice
int
Client::init (int argc,
char **argv,
CORBA::Environment &env)
{
// init the ORB
manager_.init (argc,
argv,
env);
TAO_CHECK_ENV_RETURN (env, 1);
// create the local mmdevice
TAO_Client_MMDevice <Video_Client_StreamEndPoint> *mmdevice_impl =
new TAO_Client_MMDevice <Video_Client_StreamEndPoint>;
this->local_mmdevice_ = mmdevice_impl->_this (env);
TAO_CHECK_ENV_RETURN (env, 1);
// create the local streamctrl
TAO_StreamCtrl *stream_ctrl = new TAO_StreamCtrl (manager_.orb ());
this->stream_ctrl_ = stream_ctrl->_this (env);
TAO_CHECK_ENV_RETURN (env, 1);
// bind to a remote mmdevice, as supplied by argc argv
this->bind_to_remote_mmdevice (argc, argv, env);
manager_.orb ()->open ();
// create a local mmdevice for now..
// mmdevice_impl = new TAO_MMDevice;
// this->remote_mmdevice_ = mmdevice_impl->_this (env);
TAO_CHECK_ENV_RETURN (env, 1);
}
// Use stream_ctrl_ to bind local_mmdevice_ and remote_mmdevice_
int
Client::run (CORBA::Environment &env)
{
// initialize the in parameters
AVStreams::streamQoS_var the_qos (new AVStreams::streamQoS);
AVStreams::flowSpec_var the_flows (new AVStreams::flowSpec);
// allocate the qos_list
struct AVStreams::QoS qos_list;
qos_list.QoSType = CORBA::string_alloc (64);
qos_list.QoSParams = CORBA::string_alloc (64);
strcpy (qos_list.QoSType, "foo");
strcpy (qos_list.QoSParams, "bar");
the_qos->length (1);
the_qos [0] = qos_list;
// allocate the flow_list
const char *flow_list [] =
{
"alpha",
"beta",
"gamma"
};
CORBA::ULong len = sizeof (flow_list)/sizeof (char *);
// set the length of the sequence
the_flows->length (len);
// now set each individual element
for (CORBA::ULong i=0; i < the_flows->length (); i++)
{
// generate some arbitrary string to be filled into the ith location in
// the sequence
// char *str = gen->gen_string ();
//this->in_[i] = str;
the_flows [i] = flow_list [i];
}
// Bind the devices together
this->stream_ctrl_->bind_devs (local_mmdevice_,
remote_mmdevice_,
the_qos.inout (),
the_flows.in (),
env);
TAO_CHECK_ENV_RETURN (env, 1);
ACE_DEBUG ((LM_DEBUG, "(%P|%t) Devices bound successfully!\n"));
// Start the flow of the stream
this->stream_ctrl_-> start (the_flows.in (),
env);
TAO_CHECK_ENV_RETURN (env, 1);
return 0;
}
// bind to a remote mmdevice, as given by the command line arguments.
int
Client::bind_to_remote_mmdevice (int argc,
char **argv,
CORBA::Environment &env)
{
ACE_Get_Opt get_opts (argc, argv, "k:");
int c;
char *ior = 0;
// Parse the command line
while ((c = get_opts ()) != -1)
switch (c)
{
case 'k':
ior =
ACE_OS::strdup (get_opts.optarg);
break;
case '?':
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s"
" [-k mmdevice_key]"
"\n",
argv [0]),
-1);
}
// We didnt get an IOR from the command line!
if (ior == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s"
" [-k mmdevice_key]"
"\n",
argv [0]),
-1);
// get the object reference
CORBA::Object_var mmdevice_object =
this->manager_.orb ()->string_to_object (ior,
env);
TAO_CHECK_ENV_RETURN (env, 1);
// narrow the reference
this->remote_mmdevice_ =
AVStreams::MMDevice::_narrow (mmdevice_object.in (),
env);
TAO_CHECK_ENV_RETURN (env, 1);
if (CORBA::is_nil (this->remote_mmdevice_.in ()))
{
ACE_ERROR_RETURN ((LM_ERROR,
"invalid key <%s>\n",
ior),
-1);
}
ACE_DEBUG ((LM_DEBUG, "Object received OK\n"));
ACE_DEBUG ((LM_DEBUG,
"\n(%P|%t) Bound to remote mmdevice"));
return 0;
}
int
main (int argc, char **argv)
{
TAO_TRY
{
Client client;
if (client.init (argc,
argv,
TAO_TRY_ENV) == -1)
return 1;
TAO_CHECK_ENV;
client.run (TAO_TRY_ENV);
TAO_CHECK_ENV;
}
TAO_CATCHANY
{
TAO_TRY_ENV.print_exception ("AVStreams: client");
return -1;
}
TAO_ENDTRY;
}
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