diff options
Diffstat (limited to 'TAO/orbsvcs/tests/AVStreams/Modify_QoS/receiver.cpp')
| -rw-r--r-- | TAO/orbsvcs/tests/AVStreams/Modify_QoS/receiver.cpp | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/TAO/orbsvcs/tests/AVStreams/Modify_QoS/receiver.cpp b/TAO/orbsvcs/tests/AVStreams/Modify_QoS/receiver.cpp new file mode 100644 index 00000000000..f9dc8ccefca --- /dev/null +++ b/TAO/orbsvcs/tests/AVStreams/Modify_QoS/receiver.cpp @@ -0,0 +1,335 @@ +// $Id$ + +#include "receiver.h" +#include "ace/Get_Opt.h" + +static FILE *output_file = 0; +// File handle of the file into which received data is written. + +static const char *output_file_name = "output"; +// File name of the file into which received data is written. + +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_; + + + // Get the stream controller for this stream. + ACE_TRY_NEW_ENV + { + CORBA::Any_ptr streamctrl_any = + this->get_property_value ("Related_StreamCtrl" + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + AVStreams::StreamCtrl_ptr streamctrl; + *streamctrl_any >>= streamctrl; + + // Store the stream control for the stream with the callback. + this->callback_.streamctrl (streamctrl); + } + ACE_CATCHANY + { + ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, + "Sender_StreamEndPoint::get_callback failed"); + + return -1; + } + ACE_ENDTRY; + + return 0; +} + +Receiver_Callback::Receiver_Callback (void) + : frame_count_ (0) +{ +} + +void +Receiver_Callback::streamctrl (AVStreams::StreamCtrl_ptr streamctrl) +{ + // Set the sender protocol object corresponding to the transport + // protocol selected. + this->streamctrl_ = streamctrl; +} + + +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 (this->streamctrl_ != 0) + { + // Modify QoS after receiving 20 frames + if (frame_count_ == 20) + { + // Specify the flow for which the qos needs to be changed. + TAO_Forward_FlowSpec_Entry entry ("Data_Receiver", + "IN", + "", + "", + 0); + + AVStreams::flowSpec flow_spec (1); + flow_spec.length (1); + flow_spec [0] = CORBA::string_dup (entry.entry_to_string ()); + + // Initialize the qos parameter(s) that need to be changed + // with the corresponding value. + AVStreams::streamQoS qos; + qos.length (1); + + // The QoS Type that needs to be changed. + qos [0].QoSType = CORBA::string_dup ("video_qos"); + + qos [0].QoSParams.length (1); + qos [0].QoSParams [0].property_name = CORBA::string_dup ("video_frame_rate"); + qos [0].QoSParams [0].property_value <<= (CORBA::Short) 30; + + ACE_DECLARE_NEW_CORBA_ENV; + + // Initiate the modifying of the qos for the flows. + this->streamctrl_->modify_QoS (qos, flow_spec ACE_ENV_ARG_PARAMETER); + ACE_CHECK_RETURN (0); + + ACE_DEBUG ((LM_DEBUG, + "Stream Ctrl available....Modify QoS called\n")); + } + } + else ACE_DEBUG ((LM_DEBUG, + "No Stream Ctrl\n")); + + 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; +} + +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")); + + ACE_TRY_NEW_ENV + { + TAO_AV_CORE::instance ()->orb ()->shutdown (0 + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + } + ACE_CATCHANY + { + ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, + "Receiver_Callback::handle_destroy Failed\n"); + return -1; + + } + ACE_ENDTRY; + + return 0; +} + +Receiver::Receiver (void) + : mmdevice_ (0) +{ +} + +Receiver::~Receiver (void) +{ +} + + + +int +Receiver::init (int, + char ** + ACE_ENV_ARG_DECL) +{ + // 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 (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_CHECK_RETURN (-1); + + // 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 () + ACE_ENV_ARG_PARAMETER); + ACE_CHECK_RETURN (-1); + + return 0; +} + +int +parse_args (int argc, + char **argv) +{ + // Parse the command line arguments + ACE_Get_Opt opts (argc, + argv, + "f:"); + + int c; + while ((c = opts ()) != -1) + { + switch (c) + { + case 'f': + output_file_name = opts.opt_arg (); + break; + default: + ACE_ERROR_RETURN ((LM_ERROR, + "Usage: receiver -f filename"), + -1); + } + } + + return 0; +} + +int +main (int argc, + char **argv) +{ + ACE_DECLARE_NEW_CORBA_ENV; + ACE_TRY + { + // Initialize the ORB first. + CORBA::ORB_var orb = + CORBA::ORB_init (argc, + argv, + 0 + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + CORBA::Object_var obj + = orb->resolve_initial_references ("RootPOA" + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Get the POA_var object from Object_var. + PortableServer::POA_var root_poa = + PortableServer::POA::_narrow (obj.in () + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + PortableServer::POAManager_var mgr + = root_poa->the_POAManager (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + + mgr->activate (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Initialize the AVStreams components. + TAO_AV_CORE::instance ()->init (orb.in (), + root_poa.in () + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + 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 + ACE_ENV_ARG_PARAMETER); + ACE_TRY_CHECK; + + if (result != 0) + return result; + + orb->run (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + + // Hack for now.... + ACE_OS::sleep (1); + + orb->destroy (ACE_ENV_SINGLE_ARG_PARAMETER); + ACE_TRY_CHECK; + } + ACE_CATCHANY + { + ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,"receiver::init"); + return -1; + } + ACE_ENDTRY; + ACE_CHECK_RETURN (-1); + + ACE_OS::fclose (output_file); + + return 0; +} |