Example #1
0
int
main (int argc, char *argv[])
{
  (void) signal (SIGINT, leave);

  if (argc != 2)
    {
      printf ("Usage: %s <socket-path>\n", argv[0]);
      return -1;
    }

  const char *my_user_data = "hello world";

  reader = shmdata_any_reader_init ();
  shmdata_any_reader_set_debug (reader, SHMDATA_ENABLE_DEBUG);
  shmdata_any_reader_set_on_data_handler (reader, &on_data,
					  (void *) my_user_data);
//    shmdata_any_reader_set_data_type(reader, "video/x-raw-yuv, format=(fourcc)YUY2, framerate=(fraction)25/1, width=(int)924, height=(int)576, interlaced=(boolean)true, pixel-aspect-ratio=(fraction)1/1");
  shmdata_any_reader_set_data_type (reader, "text/plain");
  //shmdata_any_reader_set_absolute_timestamp (reader, SHMDATA_ENABLE_ABSOLUTE_TIMESTAMP);
  shmdata_any_reader_set_absolute_timestamp (reader, SHMDATA_DISABLE_ABSOLUTE_TIMESTAMP);
  shmdata_any_reader_start (reader, argv[1]);

  //shmdata_any_reader is non blocking
  keep_going = yes;
  while (keep_going == yes)
    {
      sleep (1);
    }
  return 0;
}
Example #2
0
static void 
shmsrc_tilde_reader_restart (t_shmsrc_tilde *x)
{
  shmdata_any_reader_close (x->x_reader);
  x->x_reader = shmdata_any_reader_init ();
  shmdata_any_reader_set_debug (x->x_reader, SHMDATA_ENABLE_DEBUG);
  shmdata_any_reader_set_on_data_handler (x->x_reader, &shmsrc_tilde_on_data, (void *) x);
  //shmdata_any_reader_set_data_type (reader, "application/helloworld_");
  shmdata_any_reader_start (x->x_reader, x->x_shmdata_path);
}
Example #3
0
int
check_read_write ()
{
  shmdata_any_reader_t *reader;
  shmdata_any_writer_t *writer;

  const char *my_user_data =
    "You can pass a pointer to the reader's data handler function.";
  const char *SOCKET_PATH = "/tmp/shmdata-test-check-write-read";

  writer = shmdata_any_writer_init ();
  if (VERBOSE == yes)
    shmdata_any_writer_set_debug (writer, SHMDATA_ENABLE_DEBUG);
  shmdata_any_writer_set_path (writer, SOCKET_PATH);
  shmdata_any_writer_set_data_type (writer, "text/plain");
  shmdata_any_writer_start (writer);

  reader = shmdata_any_reader_init ();
  if (VERBOSE == yes)
    shmdata_any_reader_set_debug (reader, SHMDATA_ENABLE_DEBUG);

  shmdata_any_reader_set_on_data_handler (reader, &on_data,
					  (void *) my_user_data);
  shmdata_any_reader_set_data_type (reader, "text/plain");
  shmdata_any_reader_start (reader, SOCKET_PATH);

  unsigned long long myclock = 0;
  unsigned long long nsecPeriod = 30000000;

  keep_going = yes;
  shmdata_any_writer_push_data (writer,
				message,
				sizeof (message),
				myclock, &data_not_required_anymore, message);
  while (keep_going == yes)
    {
      //data should be serialized if network is involved
      // here it is not
      usleep (nsecPeriod / 1000);
      myclock += nsecPeriod;
    }

  shmdata_any_writer_close (writer);
  shmdata_any_reader_close (reader);

  if (success == yes)
    return 0;
  else
    return 1;
}