C++ (Cpp) setup_camerabin_elements Beispiele

Beispiel #1

Datei: camerabin.c Projekt: PeterXu/gst-mobile

static void
setup (void)
{
  GstTagSetter *setter;
  gchar *desc_str;
  GstCaps *filter_caps;
  GstBus *bus;
  gint i;

  GST_INFO ("init");

  main_loop = g_main_loop_new (NULL, TRUE);

  camera = gst_check_setup_element ("camerabin");

  setup_camerabin_elements (camera);

  g_signal_connect (camera, "image-done", G_CALLBACK (capture_done), main_loop);

  bus = gst_pipeline_get_bus (GST_PIPELINE (camera));
  gst_bus_add_watch (bus, (GstBusFunc) capture_bus_cb, main_loop);
  gst_bus_set_sync_handler (bus, bus_sync_callback, main_loop);
  gst_object_unref (bus);

  filter_caps = gst_caps_from_string ("video/x-raw-yuv,format=(fourcc)I420");
  g_object_set (G_OBJECT (camera), "filter-caps", filter_caps, NULL);
  gst_caps_unref (filter_caps);

  /* force a low framerate here to not timeout the tests because of the
   * encoders */
  g_signal_emit_by_name (camera, "set-video-resolution-fps", 320, 240, 5, 1,
      NULL);

  /* Set some default tags */
  setter = GST_TAG_SETTER (camera);
  desc_str = g_strdup_printf ("Created by %s", g_get_real_name ());

  gst_tag_setter_add_tags (setter, GST_TAG_MERGE_REPLACE,
      GST_TAG_DESCRIPTION, desc_str, NULL);
  g_free (desc_str);

  if (gst_element_set_state (GST_ELEMENT (camera), GST_STATE_PLAYING) ==
      GST_STATE_CHANGE_FAILURE) {
    GST_WARNING ("setting camerabin to PLAYING failed");
    gst_element_set_state (GST_ELEMENT (camera), GST_STATE_NULL);
    gst_object_unref (camera);
    camera = NULL;
  }

  /* create the taglists */
  for (i = 0; i < TAGLISTS_COUNT; i++) {
    taglists[i] = gst_tag_list_new_full (GST_TAG_ARTIST, "test-artist",
        GST_TAG_GEO_LOCATION_LONGITUDE, g_random_double_range (-180, 180),
        GST_TAG_GEO_LOCATION_LATITUDE, g_random_double_range (-90, 90),
        GST_TAG_GEO_LOCATION_ELEVATION, g_random_double_range (0, 3000), NULL);
  }

  GST_INFO ("init finished");
}

Beispiel #2

Datei: camerabin.c Projekt: bilboed/gst-plugins-bad

static void
setup (void)
{
  GstTagSetter *setter;
  gchar *desc_str;
  GstCaps *filter_caps;
  GstBus *bus;

  GST_INFO ("init");

  main_loop = g_main_loop_new (NULL, TRUE);

  camera = gst_check_setup_element ("camerabin");

  setup_camerabin_elements (camera);

  g_signal_connect (camera, "img-done", G_CALLBACK (capture_done), main_loop);

  bus = gst_pipeline_get_bus (GST_PIPELINE (camera));
  gst_bus_add_watch (bus, (GstBusFunc) capture_bus_cb, main_loop);
  gst_object_unref (bus);

  filter_caps = gst_caps_from_string ("video/x-raw-yuv,format=(fourcc)I420");
  g_object_set (G_OBJECT (camera), "filter-caps", filter_caps, NULL);
  gst_caps_unref (filter_caps);

  /* force a low framerate here to not timeout the tests because of the
   * encoders */
  g_signal_emit_by_name (camera, "user-res-fps", 320, 240, 5, 1, NULL);

  /* Set some default tags */
  setter = GST_TAG_SETTER (camera);
  desc_str = g_strdup_printf ("Created by %s", g_get_real_name ());

  gst_tag_setter_add_tags (setter, GST_TAG_MERGE_REPLACE,
      GST_TAG_DESCRIPTION, desc_str, NULL);
  g_free (desc_str);

  if (gst_element_set_state (GST_ELEMENT (camera), GST_STATE_PLAYING) ==
      GST_STATE_CHANGE_FAILURE) {
    GST_WARNING ("setting camerabin to PLAYING failed");
    gst_element_set_state (GST_ELEMENT (camera), GST_STATE_NULL);
    gst_object_unref (camera);
    camera = NULL;
  }
  GST_INFO ("init finished");
}