in case of UDP the data does not flow through curl, you must have adapted the 
sample in that case?

lots of devices have a sloppy rtsp implementation, that could play a role. You 
already check with VLC, i'd say use wireshark to compare vlc rtsp with traffic 
from curl, then you know

erik



Verzonden vanaf mijn Samsung Galaxy-smartphone.


-------- Oorspronkelijk bericht --------
Van: folkert <folk...@vanheusden.com>
Datum: 09-08-17 16:00 (GMT+01:00)
Aan: libcurl development <curl-library@cool.haxx.se>
Onderwerp: Re: rtsp

Ah darn indeed that's the problem!

Strangely enough 1 camera does not work at all and the other only with
udp.

On Wed, Aug 09, 2017 at 10:58:09AM +0000, Erik Janssen wrote:
> Hi,
>
> my guess: upgrade to newer version. RTSP Authentication is only handled from 
> 7.45 or so.
>
> Erik
>
>
> -------- Oorspronkelijk bericht --------
> Van: folkert <folk...@vanheusden.com>
> Datum: 09-08-17 11:58 (GMT+01:00)
> Aan: curl-library@cool.haxx.se
> Onderwerp: rtsp
>
> Hi,
>
> Tring to get https://curl.haxx.se/libcurl/c/rtsp.html to work.
> The cameras are known to work; I can view their rtsp stream using vlc.
> Now when I run the program from the url above, nothing happens. I did a
> tcpdump of the ports it should receive on (tcpdump -i eth0 -n port 1234
> \|\| port 1235) but nothing comes in. Both for udp and tcp.
> This is with curl 7.37.1-1.
> Any ideas?
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