Problems with authentication RTSP if the address has an ampersand (&) in address

[Nicolas Dufresne]

Le mardi 03 novembre 2020 à 23:34 -0600, rtevyncke a écrit :
> If I run gstreamer with this;
> 
> gst-launch-1.0 playbin
> uri=rtsp://test:test1@192.168.0.50:554/cam/play=1&subtype=0

rtspsrc has a user-id and user-pw properties that should be used
instead of this deprecated form of URI. That being said, it would be
nice to improve thing so that we don't the deprecated auth into the
signalling.

> 
> or
> 
> gst-launch-1.0 rtspsrc
> location=rtsp://test:test1@192.168.0.50:554/cam/play=1&subtype=0
> 
> It will authenticate ok, but fail as the address sent (monitoring network
> with Wireshark) is 
> 
> rtsp://test:test1@192.168.0.50:554/cam/play=1
> 
> If I run gstreamer with this;
> 
> gst-launch-1.0 playbin
> uri="rtsp://test:test1@192.168.0.50:554/cam/realmonitor?play=1&subtype=0"
> 
> or
> 
> gst-launch-1.0 rtspsrc
> location="rtsp://test:test1@192.168.0.50:554/cam/realmonitor?play=1&subtype=0"
> 
> Then it hangs at the authentication line (Progress: (open) Retrieving server
> options) as the rtsp server does not respond.
> 
> If run with same rtsp information in ffmpeg, it streams ok. Here is the cli;
> 
> ffmpeg -rtsp_transport tcp -i
> "rtsp://test:test1@192.168.0.50:554/cam/realmonitor?play=1&subtype=0" -f
> image2 -vf fps=fps=1 hello/img%3d.png
> 
> 
> Different I see is that at authentication gstreamer sends a lot of
> miscellaneous information which may be causing issue because of the
> ampersand; Below is the information not found in ffmpeg
> 
> User-Agent: RealMedia Player Version 6.0.9.1235
> (linux-2.0-libc6-i386-gcc2.95)
> ClientChallenge: 9e26d33f2984236010ef6253fb1887f7
> CompanyID: sfdgsdfgsfdgsgfsgdf
> GUID: 00000000-0000-0000-0000-000000000000
> RegionData: 0
> PlayerStarttime: [28/03/2003:22:50:23 00:00]
> ClientID: Linux_2.4_6.0.9.1235_play32_RN01_EN_586
> User-Agent: RealMedia Player Version 6.0.9.1235
> (linux-2.0-libc6-i386-gcc2.95)
> ClientChallenge: 9e26d33f2984236010ef6253fb1887f7
> CompanyID: sfdgsdfgsfdgsgfsgdf
> GUID: 00000000-0000-0000-0000-000000000000
> RegionData: 0
> PlayerStarttime: [28/03/2003:22:50:23 00:00]
> ClientID: Linux_2.4_6.0.9.1235_play32_RN01_EN_586
> 
> 
> NOTE : If there is no ampersand, then this part works ok in gstreamer.
> 
> There is no other difference in Wireshark monitoring between ffmpeg and
> gstreamer communications and the OPTIONS, AUTHENTICATION strings are all the
> same.
> 
> Any help ??
> 
> 
> 
> --
> Sent from: http://gstreamer-devel.966125.n4.nabble.com/
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