Need Help Regarding SRTPDEC request_key_callback

[Olivier Crête]

Hi,

On Wed, 2020-04-08 at 14:37 +0530, sameer wrote:
>     The ssrc is not received in sdp. I have implemented the callback
>       function to return capstring as mentioned in the documentation
>       :
>     static GstCaps request_key_callback (GstElement  gstsrtpdec,
>         guint  ssrc, gpointer  udata) 
> 
>     
>     The capstring returned is like:
>     "
> application/x-srtp,channels=(int)1,media=(string)audio,payload=(int)0,clock-rate=(int)8000,encoding-name=(string)PCMU,ssrc=(uint)1932929554,srtp-key=(buffer)4d73554e564e334354466141365042324168614444436c4a456a754a497673747a354e5961694d5a,srtp-cipher=(string)aes-128-icm,srtp-auth=(string)hmac-sha1-32,srtcp-cipher=(string)aes-128-icm,srtcp-auth=(string)hmac-sha1-32,roc=(uint)0
>         "
> 
>       
>     But after the callback invokes I am receiving following error:
>     (recorder:32537): GLib-GObject-CRITICAL **: 14:18:06.064:
>         g_object_unref: assertion 'G_IS_OBJECT (object)' failed
> 
>       
> 
>       ** (recorder:32537): CRITICAL **: 14:18:06.064:
>         update_session_stream_from_caps: assertion 'GST_IS_SRTP_DEC
>         (filter)' failed
> 
>       
>     and the app crashes.
>     Can anyone tell me what mistake I am making. I am not able to
>       find much in the documentation or any examples.
> 
>     
>     

You probably unref the srtpdec object somewhere where you shouldn't.


-- 
Olivier Crête
olivier.crete at collabora.com

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