timestamp_begin = ((struct bt_ctf_event *) g_ptr_array_index(
stream->events, 0))->timestamp;
timestamp_end = ((struct bt_ctf_event *) g_ptr_array_index(
timestamp_begin = ((struct bt_ctf_event *) g_ptr_array_index(
stream->events, 0))->timestamp;
timestamp_end = ((struct bt_ctf_event *) g_ptr_array_index(