<div dir="ltr">mybe the issue is with rtpgst discarding the metadata?<div>the following shows zero timecode</div><div> </div><div>gst-launch-1.0 -m -v udpsrc port=5000 caps="$cps" ! rtpgstdepay ! queue ! timeoverlay time-mode=3 halignment=right ! autovideosink <div> </div></div></div> <div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Mar 23, 2020 at 4:28 PM Yair Reshef <<a href="mailto:yair99@gmail.com">yair99@gmail.com</a>> wrote: </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">in launch line for PAY - source=5 (not 0 as above.)<div> </div><div> <div>either way, </div><div>with GST_DEBUG=*stamper*:7 on the DEPAY i get weird messages. </div><div> </div><div><timecodestamper0> received event qos event: 0x7f8ec4003570, time 99:99:99.999999999, seq-num 219, GstEventQOS, type=(GstQOSType)underflow, proportion=(double)0.99995626099444379, diff=(gint64)594361, timestamp=(guint64)71459716703; <timecodestamper0> Handling video frame with running time 0:01:12.459720896 <timecodestamper0> Incremented internal timecode to 00:01:12:00 <timecodestamper0> Never saw an upstream timecode <timecodestamper0> Created RTC timecode 16:25:29:00 for 2020-03-23 16:25 +0200 (436905 us) <timecodestamper0> Incremented RTC timecode to 16:25:29:00 (+0:00:00.000000000 drift) Got message #220 from element "timecodestamper0" (element): timecodestamper, timestamp=(guint64)72459720896, stream-time=(guint64)72459720896, running-time=(guint64)72459720896, duration=(guint64)1000000000, timecode=(GstVideoTimeCode)00:01:12:00; </div></div></div> <div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Mar 23, 2020 at 3:12 PM Yair Reshef <<a href="mailto:yair99@gmail.com" target="_blank">yair99@gmail.com</a>> wrote: </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">i am looking to stamp my frames with SMTP timecode. in order to synchronize multiple streams on server. but i dont get what i expect, depay overwrites the timecode with its own. <div>PAY= (GstVideoTimeCode)15:09:14:28</div><div>DEAPY= (GstVideoTimeCode)00:00:05:18</div><div> <div>it might be an error in the plug or an error in my brain</div><div><div> </div><div> </div><div>PAY <div>timecodestamper pay is configured to get the timecode from RTC - (source=5, Timecode from real time clock) ALWAYS push timecode - (set=2, Always set timecode and remove upstream timecode) and has post-messages enabled to show it. DEPAY </div><div>timecodestamper is configured to </div><div>KEEP timecode - (set=0. Never set timecodes) and has post-messages enabled to show it. #PAY gst-launch-1.0 -m -v \ videotestsrc is-live=true ! "video/x-raw,width=720,height=480,framerate=1/1" \ ! videoconvert ! clockoverlay ! timecodestamper post-messages=true set=2 source=0 \ ! queue ! rtpgstpay config-interval=1 ! udpsink port=5000 host=127.0.0.1 \ 2>&1 | grep -o -P '(?<=timecode=).*(?=\;)' #DEPAY cps="application/x-rtp, media=(string)application, clock-rate=(int)90000, encoding-name=(string)X-GST, caps=(string)dmlkZW8veC1yYXcsIGZvcm1hdD0oc3RyaW5nKUk0MjAsIHdpZHRoPShpbnQpNzIwLCBoZWlnaHQ9KGludCk0ODAsIGZyYW1lcmF0ZT0oZnJhY3Rpb24pMS8xLCBtdWx0aXZpZXctbW9kZT0oc3RyaW5nKW1vbm8sIHBpeGVsLWFzcGVjdC1yYXRpbz0oZnJhY3Rpb24pMS8xLCBpbnRlcmxhY2UtbW9kZT0oc3RyaW5nKXByb2dyZXNzaXZl\0" gst-launch-1.0 -m -v \ udpsrc port=5000 caps="$cps" ! rtpgstdepay \ ! timecodestamper post-messages=true set=0 ! videoconvert ! autovideosink \ 2>&1 | grep -o -P '(?<=timecode=).*(?=\;)' <div> </div><div> </div><div><a href="https://github.com/GStreamer/gst-plugins-bad/blob/master/gst/timecode" target="_blank">https://github.com/GStreamer/gst-plugins-bad/blob/master/gst/timecode</a> </div><div> </div><div><pre style="box-sizing:border-box;overflow:auto;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:13px;padding:2px;margin-top:0px;margin-bottom:10px;line-height:1.42857;color:rgb(51,51,51);word-break:break-all;background-color:rgb(245,245,245);border:1px solid rgb(136,136,136);border-radius:4px;white-space:pre-wrap"> "post-messages" : Post element message containing the current timecode "set" : Choose whether timecodes should be overridden or not flags: readable, writable Enum "GstTimeCodeStamperSet" Default: 1, "keep" (0): never - Never set timecodes (1): keep - Keep upstream timecodes and only set if no upstream timecode (2): always - Always set timecode and remove upstream timecode "source" : Choose from what source the timecode should be taken flags: readable, writable Enum "GstTimeCodeStamperSource" Default: 0, "internal" (0): internal - Use internal timecode counter, starting at zero or value set by property (1): zero - Always use zero (2): last-known - Count up from the last known upstream timecode or internal if unknown (3): last-known-or-zero - Count up from the last known upstream timecode or zero if unknown (4): ltc - Linear timecode from an audio device (5): rtc - Timecode from real time clock</pre> btw. im using RTPGSTPAY/DEPAY as i will be working with custom data, down the road</div></div></div></div></div></div> </blockquote></div> </blockquote></div>