static void check_init() { char * argv = { "libgmerlin" }; char ** argvp = &argv; int argc = 1; pthread_mutex_lock(&lv_initialized_mutex); if(lv_initialized) { pthread_mutex_unlock(&lv_initialized_mutex); return; } /* Initialize the library */ visual_init(&argc, &argvp); /* Set the log callbacks */ visual_log_set_info_handler(log_info, NULL); visual_log_set_warning_handler(log_warning, NULL); visual_log_set_critical_handler(log_warning, NULL); visual_log_set_error_handler(log_error, NULL); lv_initialized = 1; pthread_mutex_unlock(&lv_initialized_mutex); }
static gboolean plugin_init (GstPlugin * plugin) { guint i, count; VisList *list; GST_DEBUG_CATEGORY_INIT (libvisual_debug, "libvisual", 0, "libvisual audio visualisations"); #ifdef LIBVISUAL_PLUGINSBASEDIR gst_plugin_add_dependency_simple (plugin, "HOME/.libvisual/actor", LIBVISUAL_PLUGINSBASEDIR "/actor", NULL, GST_PLUGIN_DEPENDENCY_FLAG_NONE); #endif visual_log_set_verboseness (VISUAL_LOG_VERBOSENESS_LOW); visual_log_set_info_handler (libvisual_log_handler, (void *) GST_LEVEL_INFO); visual_log_set_warning_handler (libvisual_log_handler, (void *) GST_LEVEL_WARNING); visual_log_set_critical_handler (libvisual_log_handler, (void *) GST_LEVEL_ERROR); visual_log_set_error_handler (libvisual_log_handler, (void *) GST_LEVEL_ERROR); if (!visual_is_initialized ()) if (visual_init (NULL, NULL) != 0) return FALSE; list = visual_actor_get_list (); #if !defined(VISUAL_API_VERSION) count = visual_list_count (list); #elif VISUAL_API_VERSION >= 4000 && VISUAL_API_VERSION < 5000 count = visual_collection_size (VISUAL_COLLECTION (list)); #endif for (i = 0; i < count; i++) { VisPluginRef *ref = visual_list_get (list, i); VisPluginData *visplugin = NULL; gboolean skip = FALSE; GType type; gchar *name; GTypeInfo info = { sizeof (GstVisualClass), NULL, NULL, gst_visual_class_init, NULL, ref, sizeof (GstVisual), 0, NULL }; visplugin = visual_plugin_load (ref); if (ref->info->plugname == NULL) continue; /* Blacklist some plugins */ if (strcmp (ref->info->plugname, "gstreamer") == 0 || strcmp (ref->info->plugname, "gdkpixbuf") == 0) { skip = TRUE; } else { /* Ignore plugins that only support GL output for now */ skip = gst_visual_actor_plugin_is_gl (visplugin->info->plugin, visplugin->info->plugname); } visual_plugin_unload (visplugin); if (!skip) { name = g_strdup_printf ("GstVisual%s", ref->info->plugname); make_valid_name (name); type = g_type_register_static (GST_TYPE_VISUAL, name, &info, 0); g_free (name); name = g_strdup_printf ("libvisual_%s", ref->info->plugname); make_valid_name (name); if (!gst_element_register (plugin, name, GST_RANK_NONE, type)) { g_free (name); return FALSE; } g_free (name); } } return TRUE; }