[orbit-user] OTG/OTR Real time streaming traffic possibility ?

shanmuga(shyam) shanmuga at winlab.rutgers.edu
Wed Apr 30 14:33:34 EDT 2008


Hi,

Is there a way to do realtime data transfer (audio/video streaming) through
OTG/OTR ? In the source code i do see a way to fill payload with audio/video
data but can we tweak it to transfer a realtime streaming audio/video data ?
Any suggestions are welcome.

Thanks for your time
Shanmuga

On Thu, Apr 24, 2008 at 2:57 PM, shanmuga(shyam) <
shanmuga at winlab.rutgers.edu> wrote:

> Hi Zhibin,
>
> Sorry to bother you...when you find time..just let me know if you had past
> experiences  with OTG/OTR with TCP protocol. i am having two problems with
> it :
>
> 1. OTR log file after TCP is run..reports a constantly varying received
> packet size, although i send fixed sized packets from other node through
> OTG. Why is this happening ? I have attached a sample result here. What do
> numbers 1024, 1448,1200 represent..although i send a fixed 1024 byte packet
> from sender.
> streamid streamseqno senderip senderport sendermac flowid flowseqno
> pktsize rxtgime rssi rate
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1024 59137390 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1448 59137390 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1448 59137391 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1200 59137392 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1448 59137394 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1448 59137394 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1448 59137395 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 1448 59137398 0 0
> 0 0 192.168.1.1 3000 00:00:00:00:00:00 12 0 352 59137398 0 0
>
> 2. When i use TCP protocol...with OTG / OTR how to tear down a connection
> on completion. Everytime i get "socket bind error" when i run OTG/OTR
> multiple times in a node..first time it runs properly..and next time...it
> throws up socket bind error. Have you had such experience before. Any
> suggestions is welcome
>
> Thanks for your time Zhibin...
> Shyam
>
>
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