gst_fd_src_query  147 plugins/elements/gstfdsrc.c static gboolean gst_fd_src_query (GstBaseSrc * src, GstQuery * query);
gst_fd_src_query  204 plugins/elements/gstfdsrc.c   gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_fd_src_query);