mirror of https://bitbucket.org/ausocean/av.git
audio-player: swap out the seperate input fields for a url field
This commit is contained in:
Trek H
parent
a24bb4e0bb
commit
085f0e7437
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@ -10,7 +10,7 @@
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<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
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</head>
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<body style="height: 100%">
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<body style="height: 100%" onload="load();">
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<div class="card m-auto" style="width: 40rem;">
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<div class="card-body">
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<div class="container-fluid">
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@ -19,51 +19,7 @@
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</div>
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</div>
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<div class="container-fluid">
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<form enctype="multipart/form-data" onsubmit="presubmit();">
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<div class="form-group">
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<label>App key:</label>
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<input class="form-control form-control-sm" type="input" id="ak" name="ak">
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</div>
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<div class="form-group">
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<label>Media ID:</label>
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<input class="form-control form-control-sm" type="input" id="id" name="id">
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</div>
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<div class="form-group">
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<label>Start date or timestamp:</label>
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<div class="row">
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<div class="col">
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<input class="form-control form-control-sm" type="datetime-local" id="sd" name="sd" onchange="sync('sd', 'st', true);">
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</div>
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<div class="col">
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<input class="form-control form-control-sm" type="input" id="st" name="st" onchange="sync('sd', 'sd', false);">
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</div>
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</div>
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</div>
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<div class="form-group">
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<label>Finish date or timestamp:</label>
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<div class="row">
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<div class="col">
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<input class="form-control form-control-sm" type="datetime-local" id="fd" name="fd" onchange="sync('fd', 'ft', true);">
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</div>
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<div class="col">
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<input class="form-control form-control-sm" type="input" id="ft" name="ft" onchange="sync('fd', 'fd', false);">
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</div>
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</div>
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</div>
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<div class="form-group">
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<input class="btn btn-primary" type="submit" value="Get Audio" id="submit">
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</div>
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<div class="form-group">
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<input type="hidden" id="ts">
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</div>
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</form>
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<span class="form-inline mb-3">
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<label>MAC:</label>
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<input type="input" class="form-control form-control-sm mx-sm-3" id="ma" placeholder="00:00:00:00:00:00">
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<label>Pin:</label>
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<input type="input" class="form-control form-control-sm mx-sm-3" id="pn" value="V0" style="width: 3rem">
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<button class="btn-sm btn-secondary" onClick="updateMID('ma','pn','id');">Convert to Media ID</button>
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</span>
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URL: <input type="text" id="url" class="url mb-3 mx-3" onchange="load();"><button onclick="load();">Load</button>
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<div class="container-fluid">
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<audio class="mx-auto" controls="controls" id="audio">
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Your browser does not support the <code>audio</code> element.
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@ -58,88 +58,86 @@ function processData() {
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}
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function sync(dateID, tsID, dateChanged) {
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if (dateChanged) { // Go from date to Unix timestamp.
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var s = document.getElementById(dateID).value;
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if (s == "") {
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document.getElementById(tsID).value = "";
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} else {
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if (s.length == 16) {
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s += ':00'; // Append seconds.
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}
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s += 'Z';
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var dt = new Date(s)
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document.getElementById(tsID).value = (dt.getTime() / 1000).toString();
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}
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} else { // Go from Unix timestamp to local date.
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var s = document.getElementById(dateID).value;
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if (s == "") {
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document.getElementById(tsID).value = "";
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} else {
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var ts = parseInt(document.getElementById(tsID).value) * 1000;
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var dt = new Date(ts).toISOString().slice(0, -1);
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document.getElementById(dateID).value = dt;
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}
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}
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}
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function presubmit() {
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if (document.getElementById('st').value == "" && document.getElementById('sd').value != "") {
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sync('sd', 'st', true);
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}
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if (document.getElementById('ft').value == "" && document.getElementById('fd').value != "") {
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sync('fd', 'ft', true);
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}
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if (document.getElementById('ft').value == "") {
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document.getElementById('ts').value = document.getElementById('st').value;
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// getQuery gets everything after the question mark in the URL.
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function getQuery() {
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var regex = new RegExp("\\?(.*)");
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var match = regex.exec(window.location.href);
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if (match == null) {
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return '';
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} else {
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document.getElementById('ts').value = document.getElementById('st').value + '-' + document
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.getElementById('ft').value;
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return decodeURIComponent(match[1].replace(/\+/g, " "));
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}
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}
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// encodeMAC encodes a MAC address into a 48-bit integer.
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function encodeMAC(mac) {
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if (mac.length != 17) {
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return 0;
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function load() {
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var url = document.getElementById('url').value;
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if (url == "") {
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url = getQuery()
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document.getElementById('url').value = url;
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}
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var enc = BigInt(0);
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for (i = 15, shift = 0; i >= 0; i -= 3, shift += 8) {
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var n = BigInt(parseInt(mac.substring(i, i + 2), 16));
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enc += (n << BigInt(shift));
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if (url[0] == '/') {
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url = window.location.protocol + '//' + window.location.host + url;
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}
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return enc;
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}
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// encodePin encodes a pin into a 4-bit integer.
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function encodePin(pin) {
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var enc = Number(0);
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if (pin.charAt(0) == 'S') {
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enc = 8;
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}
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var pn = Number(pin.charAt(1) - '0');
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if (pin.length > 2) {
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pn = pn * 10 + Number(pin.CharAt(2) - '0');
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}
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enc |= pn;
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return enc;
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}
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// toMID returns a Media ID as a BigInt given a MAC address and a pin.
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function toMID(mac, pin) {
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if (mac == "" || pin == "") {
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return 0;
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}
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return (encodeMAC(mac) << BigInt(4)) | BigInt(encodePin(pin))
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}
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// updateMID updates a Media ID element using values from MAC and pin elements.
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function updateMID(mac, pin, mid) {
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var macElem = document.getElementById(mac);
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var pinElem = document.getElementById(pin);
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var midElem = document.getElementById(mid);
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if (!macElem || !pinElem || !midElem) {
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if (url == "") {
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return;
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}
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midElem.value = toMID(macElem.value, pinElem.value).toString();
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var video = document.getElementById('video');
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if (Hls.isSupported()) {
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console.log("play: browser can play HLS.")
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var hls = new Hls({
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autoStartLoad: true,
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debug: true,
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startFragPrefetch: true
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});
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hls.loadSource(url);
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hls.attachMedia(video);
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hls.on(Hls.Events.ERROR, function (event, data) {
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if (data.fatal) {
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switch (data.type) {
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case Hls.ErrorTypes.NETWORK_ERROR:
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console.log("play: fatal network error encountered, trying to recover.");
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hls.startLoad();
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break;
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case Hls.ErrorTypes.MEDIA_ERROR:
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console.log("play: fatal media error encountered, trying to recover.");
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hls.recoverMediaError();
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break;
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default:
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console.log("play: fatal error, cannot recover.");
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hls.destroy();
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break;
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}
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} else {
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console.log("play: " + data.type + "error, " + data.details);
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}
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});
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hls.on(Hls.Events.MANIFEST_PARSED, function () {
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playPromise = video.play();
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if (playPromise !== undefined) {
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playPromise.then(_ => {
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console.log("play: autoplay started.")
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document.getElementById('msg').innerHTML = "";
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}).catch(error => {
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console.log("play: autoplay was prevented.")
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document.getElementById('msg').innerHTML = "Autoplay prevented. Hit play button to start."
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// Remove the message once playing starts.
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video.addEventListener('playing', function (e) {
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document.getElementById('msg').innerHTML = "";
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});
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});
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}
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});
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} else if (video.canPlayType('application/vnd.apple.mpegurl')) {
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console.log("play: browser can handle vnd.apple.mpegurl.")
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video.src = url;
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video.addEventListener('loadedmetadata', function () {
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video.play();
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});
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} else {
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console.log("play: HLS not supported by browser.")
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}
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}
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