ptp.py

import sys
import gi

gi.require_version('Gst', '1.0')
gi.require_version('GstNet', '1.0')
from gi.repository import Gst, GstNet


ptp_domain = 0
ptp_interfaces = ['enp0s25']

print('initializing PTP-Subsystem for Network-Interface(s)', ptp_interfaces)
success = GstNet.ptp_init(GstNet.PTP_CLOCK_ID_NONE, ptp_interfaces)
if success:
    print('successfully initializing PTP-Subsystem')
else:
    print('failed to initializing PTP-Subsystem')
    sys.exit(42)


ptp_clock = GstNet.PtpClock.new('PTP-Master', ptp_domain)
if ptp_clock != None:
    print('obtained PTP-Clock for domain', ptp_domain)
else:
    print('failed to obtain PTP-Clock')
    sys.exit(42)

print('waiting for PTP-Clock to sync')
ptp_clock.wait_for_sync(Gst.CLOCK_TIME_NONE)
print('successfully synced PTP-Clock')