[SR-Users] KAMAILIO/RTPENGINE - Log

[Richard Fuchs]

On 22/08/2020 09.39, Amit Pal wrote:
>
> Dear Team,
>                  I am using kamailio with rtpengine for media.
>
> When I make call between two sipUA then media  flow is manage by 
> rtpengine offer/answer.
>
> The issue is when hold the call  then following some error are coming .
>
> Pls find the full log in attached file.
>
> rtpengine[14099]: DEBUG: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: 
> av_log: parser not found for codec pcm_s16le, packets or times may be 
> invalid.
>
> rtpengine[14099]: DEBUG: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: 
> av_log: max_analyze_duration 5000000 reached at 5120000 microseconds st:0
>
> rtpengine[14099]: DEBUG: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: 
> av_log: stream 0: start_time: -1152921504606847.000 duration: 27.034
>
> rtpengine[14099]: DEBUG: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: 
> av_log: format: start_time: -9223372036854.775 duration: 27.034 
> bitrate=128 kb/s
>
> rtpengine[14099]: DEBUG: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: 
> av_log: After avformat_find_stream_info() pos: 131130 bytes 
> read:196666 seeks:1 frames:22
>
> rtpengine[14099]: ERR: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: No 
> supported output codec found in SDP
>
> rtpengine[14099]: INFO: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: 
> Replying to 'play media' from 127.0.0.1:48757 (elapsed time 0.121111 sec)
>
> rtpengine[14099]: DEBUG: 
> [43402b3cc9425239MTg0YzVlODc0NTBiZGU1ZGJiYmNmYjY1MDc0MjIwMzI.]: 
> Response dump for 'play media' to 127.0.0.1:48757: { "result": "ok" }
>
> I am unable to understand this issue.
>
> Is this related to rtpenging, which is  not supported given codec  or 
> file codec, which is used to play after hold call or anything else in 
> script issue.
>
> Can you please guide me where is the issue.
>
You're trying to play media to the B side (callee - answerer), but 
rtpengine has only seen the offer from the A side (caller). So rtpengine 
neither knows which codec to use, nor where to send the media to. You 
can only play to the B side after having seen an answer from it.

Cheers

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