AW: RTP H264 encoding problem - bad files duration

Julio jeloguin at gmail.com
Mon Sep 21 07:23:08 PDT 2015 

Hi Keith.

I`ve tried withmatroskamux, qtmux, with no luck !!!.

I think the problem is about timestamps ... because the source is a live
source ...

Is there any way to clrear ( by code ) the pipeline clock, or set the
timestamp to 0 ?


2015-09-21 13:55 GMT+02:00 Thornton, Keith [via GStreamer-devel] <
ml-node+s966125n4673752h88 at n4.nabble.com>:

> And you might like to try qtmux instead of mp4mux
>
>
>
> *Von:* gstreamer-devel [mailto:[hidden email]
> <http:///user/SendEmail.jtp?type=node&node=4673752&i=0>] *Im Auftrag von *
> Julio
> *Gesendet:* Montag, 21. September 2015 12:25
> *An:* [hidden email]
> <http:///user/SendEmail.jtp?type=node&node=4673752&i=1>
> *Betreff:* Re: AW: RTP H264 encoding problem - bad files duration
>
>
>
> Hi Keith.
>
>
>
> First of all, thanks for the support !!!
>
>
>
> I've tried with this pipeline:
>
>
>
> gst-launch-1.0 udpsrc port=9000 caps="application/x-rtp, media=video,
> clock-rate=(int)90000, encoding-name=H264" !
>
> rtph264depay ! h264parse ! video/x-h264,
> stream-format="avc",alignment="au" ! mp4mux fragment-duration=10 !
> multifilesin
>
> k next-file=4 max-file-size=10147483
> location=C:\\Users\\x51085fr\\Videos\\video-%03d.mp4
>
>
>
> And it works, but only with the first file, the second file is not
> playable
>
>
>
> Mediainfo tells me this about first file:
>
>
> General
>
> *Complete name :*
>
> C:\Users\x51085fr\Videos\video-000.mp4
>
> *Format :*
>
> MPEG-4
>
> *Format profile :*
>
> Base Media / Version 2
>
> *Codec ID :*
>
> mp42
>
> *File size :*
>
> 9.68 MiB
>
> *Duration :*
>
> 9mn 31s
>
> *Overall bit rate :*
>
> 142 Kbps
>
> *Encoded date :*
>
> UTC 2015-09-21 09:20:09
>
> *Tagged date :*
>
> UTC 2015-09-21 09:20:09
>
>
>
>
>
> But I get this info about the second and others ones ...
>
>
> General
>
> *Complete name :*
>
> C:\Users\x51085fr\Videos\video-001.mp4
>
> *Format :*
>
> QuickTime
>
> *Format/Info :*
>
> Original Apple specifications
>
> *File size :*
>
> 9.44 MiB
>
> *Encoded date :*
>
> UTC 2015-09-21 09:20:09
>
> *Tagged date :*
>
> UTC 2015-09-21 09:20:09
>
>
>
>
>
> Thanks a lot !!!!
>
>
>
>
>
>
>
>
>
>
>
>
>
> 2015-09-21 10:25 GMT+02:00 Thornton, Keith [via GStreamer-devel] <[hidden
> email] <http:///user/SendEmail.jtp?type=node&node=4673749&i=0>>:
>
> Not h264_parse, try h264parse !
> video/x-h264,stream-format=”avc”,alignment=”au” ! mp4mux
>
>
>
>
>
>
>
>
>
> *Von:* gstreamer-devel [mailto:[hidden email]
> <http://user/SendEmail.jtp?type=node&node=4673746&i=0>] *Im Auftrag von *Julio
> Franco
> *Gesendet:* Montag, 21. September 2015 09:52
> *An:* Discussion of the development of and with GStreamer
> *Betreff:* Re: AW: RTP H264 encoding problem - bad files duration
>
>
>
> Tried with this pipeline :
>
>
>
>  gst-launch-1.0 udpsrc port=9000 caps="application/x-rtp, media=video,
> clock-rate=(int)90000, encoding-name=H264" ! rtph264depay ! h264_parse !
> mp4mux ! fakesink dump=true
>
>
>
> And receive the error: " Downstream is not seekable - will not be able to
> create a playable file  "
>
>
>
> I can not set caps properties to h264_parse ...
>
>
>
>
>
>
>
> 2015-09-21 9:42 GMT+02:00 Thornton, Keith <[hidden email]
> <http://user/SendEmail.jtp?type=node&node=4673746&i=1>>:
>
> Have you tried putting h264parse and perhaps a caps filter for
> stream-format=avc,alignment=au between rtph264depay and mp4mux
>
> -----Ursprüngliche Nachricht-----
> Von: gstreamer-devel [mailto:[hidden email]
> <http://user/SendEmail.jtp?type=node&node=4673746&i=2>] Im Auftrag von
> Julio
> Gesendet: Montag, 21. September 2015 09:09
> An: [hidden email] <http://user/SendEmail.jtp?type=node&node=4673746&i=3>
> Betreff: Re: AW: RTP H264 encoding problem - bad files duration
>
> Hi Keith.
>
> I've tried with miltifilesink, but with the same result. I think that the
> problem is packets are comming to me with the start time udpsrc begin to
> work, and I´m not able to changue it ....
>
> And I´m decoding -reencoding because I can not connect directly
> rtph264depay to the mp4mux, I get an error " can connect depay to muxer ".
>
> Any idea about reset timestamps or something like that ??
>
> Thanks a lot !!
>
>
>
>
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