[Freeswitch-users] Convert pcap file to wav file

[amani mansour]

Dear sir i will use this file in the freeswitch whenn i will make a call  i
will playback this (file.wav)
i am certain that this file contains only rtp captured from wireshark

thanks
best regards
amani

2016-03-30 17:41 GMT+01:00 Giovanni Maruzzelli <gmaruzz at gmail.com>:

> Google around again, you will find something.
> >From wireshark gui interface, you must save the rtp streams and then
> convert. You will probanly find a script to do exactly that.
>
> You muat pay attention that your pcap file contains the rtp streams too
> (not only sip signaling).
>
> Anyway, this is a question you would better asks to the wireshark mailing
> list, is not a quewtion related to FreeSWITCH.
>
> -giovanni
>
> sent from mobile
> cell: +39 347 266 56 18
> Giovanni Maruzzelli
> OpenTelecom.IT
> Il 30/Mar/2016 18:37, "amani mansour" <amani.mansour2 at gmail.com> ha
> scritto:
>
>> Hello ,
>>
>> Please i need to convert pcap file to wav file with comman linux in
>> freeswitch
>> to play back this file .wav
>>
>> i found this :
>> 1 step : write a script to convert  pcap to wav  wich is :
>> ssrc=$(tshark -n -r /home/amani/projet/PFE/test.pcap  -R rtp -T fields -e
>> rtp.ssrc -Eseparator=, | sort -u | awk 'FNR ==1 {print}')
>>
>> echo $ssrc
>>
>> sudo tshark -n -r /home/amani/projet/PFE/test.pcap   -R  rtp -R
>>  "rtp.ssrc == $ssrc" -T fields -e rtp.payload | tee payloads
>>
>> for payload in `cat payloads`; do IFS=:; for byte in $payload; do printf
>> "\\x$byte" >> /home/amani/projet/PFE/test.raw; done; done
>>
>> echo ‘sox has converted pcap to wav file’
>>
>>
>> sox -t raw -r 8000 -v 4 -c 1 -e mu-law  /home/amani/projet/PFE/test.raw
>> /home/amani/projet/PFE/test.wav
>>
>>
>> ==> but when i run this script  the error is :
>> tshark: -R without -2 is deprecated. For single-pass filtering use -Y.
>> ‘sox has converted pcap to wav file’
>> sox FAIL formats: can't open input file
>> `/home/amani/projet/PFE/test.raw': No such file or directory
>>
>>
>>
>> Rq: paylods file is empty  :(
>>
>> please can  you help me ???
>>
>> thanks
>> with regards
>> amani
>>
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>
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