(gdb) frame 0
#0  switch_core_session_enable_heartbeat (session=0x80b3aa028, seconds=10) at src/switch_core_session.c:1553
1553		session->read_frame_count = (session->read_impl.actual_samples_per_second / session->read_impl.samples_per_packet) * seconds;
(gdb) print session->read_impl.actual_samples_per_second
$4 = 0
(gdb) print session->read_impl.samples_per_packet
$5 = 0
(gdb) print seconds
$6 = 10