Original commit message from CVS:
Patch by: Jordi Jaen Pallares <jordijp at gmail dot com>
* gst/rtp/gstrtpmp2tpay.c: (gst_rtp_mp2t_pay_class_init),
(gst_rtp_mp2t_pay_init), (gst_rtp_mp2t_pay_finalize),
(gst_rtp_mp2t_pay_flush), (gst_rtp_mp2t_pay_handle_buffer):
* gst/rtp/gstrtpmp2tpay.h:
Fill the MTU with as many packets as possible. Fixes#491323.