$sdp.audio
Get an Audio media description line from SDP.
Syntax:
$sdp.audio( prefix )
Returns:
the matched line
Version Since:
2.5
Where the function can be used:
- Preliminary rules
- Regular rules
Example:
$sdp.audio("m") = ! RTP/AVP.* 0
If the SDP doesn’t specify G711 in the Audio media description.
$sdp.audio(“a=ptime:”) = ptime:(.+)
Get the ptime value from a=ptime line