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<html>
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<head>
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<title>Axia SDP generator</title>
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<script type="text/javascript">
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function mksdp(srcnode, chan)
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{
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var b2, b3, mcastip, sdp;
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b2 = Math.floor(chan / 256);
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b3 = chan - b2 * 256;
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mcastip = "239.192." + b2 + "." + b3;
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sdp = "v=0\n";
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sdp += "o=Node 1 1 IN IP4 " + srcnode + "\n";
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sdp += "s=TestSine" + "\n";
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sdp += "t=0 0" + "\n";
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sdp += "a=type:multicast" + "\n";
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sdp += "c=IN IP4 " + mcastip + "\n";
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sdp += "m=audio 5004 RTP/AVP 96" + "\n";
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sdp += "a=rtpmap:96 L24/48000/2" + "\n";
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return sdp;
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}
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function updsdp()
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{
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var tnode, tchan, sdp, tsdp;
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sdp = "";
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tnode = document.getElementById("tsrcnode");
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tchan = document.getElementById("tchan");
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tsdp = document.getElementById("txtsdp");
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if(tnode && tnode.value && tchan && tchan.value) {
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sdp = mksdp(tnode.value, parseInt(tchan.value));
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}
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tsdp.innerHTML = "<p>" + sdp.replace(/\n/gi, "<br>") + "</p>";
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}
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</script>
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</head>
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<body onload="updsdp()">
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<p><b>Axia Livewire SDP Generator version 1.0</b></p>
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<form>
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<table>
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<tr>
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<td>Source node IP address:</td><td><input id="tsrcnode" type="text" value="172.16.235.155" onkeyup="updsdp()" onchange="updsdp()" /></td>
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</tr>
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<tr>
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<td>Livewire channel number:</td><td><input id="tchan" type="text" value="1" onkeyup="updsdp()" onchange="updsdp()" /></td>
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</tr>
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</table>
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</form>
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<div id="txtsdp"></div>
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</body>
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</html>
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