mirror of
https://github.com/stagehacks/Cue-View.git
synced 2026-08-03 21:07:48 +00:00
131 lines
3.4 KiB
JavaScript
131 lines
3.4 KiB
JavaScript
const _ = require('lodash');
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exports.defaultName = 'sACN';
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exports.connectionType = 'multicast';
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exports.defaultPort = 5568;
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exports.heartbeatInterval = 5000;
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exports.searchOptions = {
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type: "multicast",
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address: getMulticastGroup(1),
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port: 5568,
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validateResponse (msg, info) {
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return msg.toString('utf8', 4, 13) === "ASC-E1.17";
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},
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};
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exports.defaultPort = 5568;
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exports.ready = function ready(device) {
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const d = device;
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d.data.universes = {};
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d.data.source = "Unknown Source";
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d.data.orderedUniverses = [];
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// device.draw();
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for(let i = 1; i <= 16; i++){
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d.connection.addMembership(getMulticastGroup(i));
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}
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};
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exports.data = function data(_device, buf) {
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const universeIndex = buf.readUInt16BE(113);
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const device = _device;
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let universe = device.data.universes[universeIndex];
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if(!universe){
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device.data.universes[universeIndex] = {};
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universe = device.data.universes[universeIndex];
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}
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universe.sequence = buf.readUInt8(111);
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universe.priority = buf.readUInt8(108);
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universe.cid = buf.toString('hex', 22, 38);
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universe.slots = buf.slice(126);
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if(buf.readUInt8(125) !== 0){
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universe.startCode = buf.readUInt8(125);
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}
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device.data.source = buf.toString('utf8', 44, 108);
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device.displayName = `${device.data.source} sACN`;
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device.data.ip = device.addresses[0];
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if(!_.includes(device.data.orderedUniverses, universeIndex)){
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device.data.orderedUniverses.push(universeIndex);
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device.data.orderedUniverses.sort();
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universe.slotElems = [];
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universe.slotElemsSet = false;
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device.draw();
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device.update("elementCache")
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}
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device.update("universeData", {
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universeIndex,
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universe,
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startCode: universe.startCode
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});
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};
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exports.heartbeat = function heartbeat(device) {
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};
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let lastUpdate = Date.now();
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exports.update = function update(_device, doc, updateType, updateData){
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const device = _device;
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const data = updateData;
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if(updateType === "universeData" && data.universe){
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if(Date.now() - lastUpdate > 1000){
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lastUpdate = Date.now();
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device.update("elementCache")
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}
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const $elem = doc.getElementById(`universe-${data.universeIndex}`);
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if($elem && data.universe.slotElemsSet){
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if(data.universe.priority > 0){
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for(let i = 0; i < 512; i++){
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data.universe.slotElems[i].innerText = data.universe.slots[i];
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}
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const $code = doc.getElementById(`universe-${data.universeIndex}-code`);
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if(data.startCode === 0xDD){
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$code.innerText = "Net3"
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}else if(data.startCode === 0x17){
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$code.innerText = "Text"
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}else if(data.startCode === 0xCF){
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$code.innerText = "SIP"
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}else if(data.startCode === 0xCC){
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$code.innerText = "RDM"
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}
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}
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}else{
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device.draw();
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device.update("elementCache")
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}
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}else if(updateType === "elementCache"){
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device.data.orderedUniverses.forEach(universeIndex => {
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for(let i = 0; i < 512; i++){
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device.data.universes[universeIndex].slotElems[i] = doc.getElementById(`${universeIndex}-${i}`);
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}
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device.data.universes[universeIndex].slotElemsSet = true;
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});
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}
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}
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// From https://github.com/hhromic/e131-node/blob/master/lib/e131.js
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function getMulticastGroup(universe) {
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if (universe < 1 || universe > 63999) {
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throw new RangeError('universe should be in the range [1-63999]');
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}
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return `239.255.${universe >> 8}.${universe & 0xff}`;
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} |