Ejemplos de gst_fd_sink_check_fd en C++ (Cpp)

Ejemplo n.º 1

Archivo: gstfdsink.c Proyecto: like0403/gstreamer

static gboolean
gst_fd_sink_start (GstBaseSink * basesink)
{
  GstFdSink *fdsink;
  GstPollFD fd = GST_POLL_FD_INIT;

  fdsink = GST_FD_SINK (basesink);
  if (!gst_fd_sink_check_fd (fdsink, fdsink->fd, NULL))
    return FALSE;

  if ((fdsink->fdset = gst_poll_new (TRUE)) == NULL)
    goto socket_pair;

  fd.fd = fdsink->fd;
  gst_poll_add_fd (fdsink->fdset, &fd);
  gst_poll_fd_ctl_write (fdsink->fdset, &fd, TRUE);

  fdsink->bytes_written = 0;
  fdsink->current_pos = 0;

  fdsink->seekable = gst_fd_sink_do_seek (fdsink, 0);
  GST_INFO_OBJECT (fdsink, "seeking supported: %d", fdsink->seekable);

  return TRUE;

  /* ERRORS */
socket_pair:
  {
    GST_ELEMENT_ERROR (fdsink, RESOURCE, OPEN_READ_WRITE, (NULL),
        GST_ERROR_SYSTEM);
    return FALSE;
  }
}

Ejemplo n.º 2

Archivo: gstfdsink.c Proyecto: genesi/gstreamer

static gboolean
gst_fd_sink_update_fd (GstFdSink * fdsink, int new_fd)
{
  if (new_fd < 0)
    return FALSE;

  if (!gst_fd_sink_check_fd (fdsink, new_fd))
    goto invalid;

  /* assign the fd */
  GST_OBJECT_LOCK (fdsink);
  if (fdsink->fdset) {
    GstPollFD fd = GST_POLL_FD_INIT;

    fd.fd = fdsink->fd;
    gst_poll_remove_fd (fdsink->fdset, &fd);

    fd.fd = new_fd;
    gst_poll_add_fd (fdsink->fdset, &fd);
    gst_poll_fd_ctl_write (fdsink->fdset, &fd, TRUE);
  }
  fdsink->fd = new_fd;
  g_free (fdsink->uri);
  fdsink->uri = g_strdup_printf ("fd://%d", fdsink->fd);

  GST_OBJECT_UNLOCK (fdsink);

  return TRUE;

invalid:
  {
    return FALSE;
  }
}

Ejemplo n.º 3

Archivo: gstfdsink.c Proyecto: like0403/gstreamer

static gboolean
gst_fd_sink_update_fd (GstFdSink * fdsink, int new_fd, GError ** error)
{
  if (new_fd < 0) {
    g_set_error (error, GST_URI_ERROR, GST_URI_ERROR_BAD_REFERENCE,
        "File descriptor %d is not valid", new_fd);
    return FALSE;
  }

  if (!gst_fd_sink_check_fd (fdsink, new_fd, error))
    goto invalid;

  /* assign the fd */
  GST_OBJECT_LOCK (fdsink);
  if (fdsink->fdset) {
    GstPollFD fd = GST_POLL_FD_INIT;

    fd.fd = fdsink->fd;
    gst_poll_remove_fd (fdsink->fdset, &fd);

    fd.fd = new_fd;
    gst_poll_add_fd (fdsink->fdset, &fd);
    gst_poll_fd_ctl_write (fdsink->fdset, &fd, TRUE);
  }
  fdsink->fd = new_fd;
  g_free (fdsink->uri);
  fdsink->uri = g_strdup_printf ("fd://%d", fdsink->fd);

  GST_OBJECT_UNLOCK (fdsink);

  return TRUE;

invalid:
  {
    return FALSE;
  }
}