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    <p>Hello,</p>
    <p>there should be a function to remove a line from sdp by matching
      on its prefix (in sdpops?!?), might be easier to use that one.</p>
    <p>Cheers,<br>
      Daniel<br>
    </p>
    <div class="moz-cite-prefix">On 23.02.21 19:51, Denys Pozniak wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:CA+x3AxoaBb+gDO9Er-W2Pos_v=74zy52h_DayCE+UfjAFGb-zg@mail.gmail.com">
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      <div dir="ltr">Hello!
        <div><br>
        </div>
        <div>There is a task to remove a fragment (<b>a=rtpmap:8
            PCMA/8000#015#012</b>) from the SDP string generated by the
          rtpengine.</div>
        <div><br>
        </div>
        <div>
          <div><i>v=0#015#012o=kw 1614043485 1614043486 IN IP4
              185.19.237.77#015#012s=kw#015#012c=IN IP4
              1.1.1.1#015#012t=0 0#015#012m=audio 31828 RTP/AVP 0 8
              101#015#012a=silenceSupp:off - - -
              -#015#012a=direction:both#015#012a=rtpmap:0
              PCMU/8000#015#012a=rtpmap:8 PCMA/8000#015#012a=rtpmap:101
              telephone-event/8000#015#012a=fmtp:101
              0-16#015#012a=sendrecv#015#012a=rtcp:31829#015#012a=ptime:20#015#012<br>
            </i></div>
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        <div>
          <div><br>
          </div>
          <div>The most logical option seems to be using the re.subst
            transformation, but so far no success.<br>
          </div>
          <div>$avp(write_sdp_pv) =
            $(avp(write_sdp_pv){re.subst,/a=rtpmap:8
            PCMA\/8000%23015%23012//s});<br>
          </div>
        </div>
        <div><br>
        </div>
        <div>Сan there be an alternative or am I doing something wrong
          with the re.subst?<br>
        </div>
        <div><br>
        </div>
        <div>-- <br>
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            data-smartmail="gmail_signature">
            <div dir="ltr"><br>
              <div>
                <div>BR,</div>
                <div>Denys Pozniak<br>
                </div>
                <div><br>
                </div>
                <div><br>
                </div>
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    </blockquote>
    <pre class="moz-signature" cols="72">-- 
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