Systemtap

// Usage: stap -c gtk-demo ./gst-memtrace2.stp

probe process("/usr/lib/libgstreamer-0.10.so.0.29.0").function("gst_mini_object_new") {
  if (target() == pid())
    {
      println ("GST_MINI_OBJECT new");
    }
}
probe process("/usr/lib/libgstreamer-0.10.so.0.29.0").function("gst_mini_object_finalize") {
  if (target() == pid())
    {
      println ("GST_MINI_OBJECT finalize");
    }
}

probe begin {
  printf ("// gst-memtrace2.stp; target=%d\n", target());
}