BT_ASSERT(graph);
add_comp_status = bt_graph_add_source_component(graph, src_comp_cls,
"src", NULL, BT_LOGGING_LEVEL_NONE, &src_comp);
BT_ASSERT(graph);
add_comp_status = bt_graph_add_source_component(graph, src_comp_cls,
"src", NULL, BT_LOGGING_LEVEL_NONE, &src_comp);