fiddling
This commit is contained in:
Marks Polakovs
parent
2ea2002951
commit
9c0cde9d6b
8 changed files with 567 additions and 10 deletions
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@ -24,7 +24,8 @@
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"react-redux": "^7.1.3",
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"react-scripts": "3.2.0",
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"redux": "^4.0.4",
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"typescript": "3.7.2"
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"typescript": "3.7.2",
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"webcast.js": "ssh://git@github.com/UniversityRadioYork/webcast.js"
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},
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"scripts": {
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"start": "react-scripts start",
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@ -46,5 +47,8 @@
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"last 1 firefox version",
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"last 1 safari version"
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]
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},
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"devDependencies": {
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"prettier": "^1.19.1"
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}
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}
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@ -39,5 +39,8 @@
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To begin the development, run `npm start` or `yarn start`.
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To create a production bundle, use `npm run build` or `yarn build`.
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-->
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<script src="//cdn.rawgit.com/toots/shine/master/js/dist/libshine.js"></script>
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<script src="//cdn.rawgit.com/webcast/libsamplerate.js/master/dist/libsamplerate.js"></script>
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<script src="//cdn.rawgit.com/webcast/taglib.js/master/dist/taglib.js"></script>
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</body>
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</html>
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12
src/App.css
12
src/App.css
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@ -85,3 +85,15 @@ html, body, #root {
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.react-contextmenu-item--disabled {
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cursor: not-allowed;
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}
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.sp-state-playing {
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background-color: #2cdb2c;
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}
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.sp-state-paused {
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background-color: #dbbb2c;
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}
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.sp-state-stopped {
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background-color: #db2c2c;
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}
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447
src/lib/webcast.js
Normal file
447
src/lib/webcast.js
Normal file
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@ -0,0 +1,447 @@
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// Generated by CoffeeScript 1.11.1
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/* eslint-disable */
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(function() {
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var AudioContext, Webcast;
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Webcast = {
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Encoder: {}
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};
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if (typeof window !== "undefined") {
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window.Webcast = Webcast;
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}
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if (typeof self !== "undefined") {
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self.Webcast = Webcast;
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}
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Webcast.Encoder.Asynchronous = (function() {
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function Asynchronous(arg) {
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var blob, j, len1, script, scripts;
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this.encoder = arg.encoder, scripts = arg.scripts;
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this.mime = this.encoder.mime;
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this.info = this.encoder.info;
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this.channels = this.encoder.channels;
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this.pending = [];
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this.scripts = [];
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for (j = 0, len1 = scripts.length; j < len1; j++) {
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script = scripts[j];
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this.scripts.push("'" + script + "'");
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}
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script = "var window;\nimportScripts(" + (this.scripts.join()) + ");\nvar encoder = " + (this.encoder.toString()) + ";\nself.onmessage = function (e) {\n var type = e.data.type;\n var data = e.data.data;\n if (type === \"buffer\") {\n encoder.encode(data, function (encoded) {\n postMessage(encoded);\n });\n return;\n }\n if (type === \"close\") {\n encoder.close(function (buffer) {\n postMessage({close:true, buffer:buffer});\n self.close();\n });\n return;\n }\n};";
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blob = new Blob([script], {
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type: "text/javascript"
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});
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this.worker = new Worker(URL.createObjectURL(blob));
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this.worker.onmessage = (function(_this) {
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return function(arg1) {
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var data;
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data = arg1.data;
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return _this.pending.push(data);
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};
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})(this);
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}
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Asynchronous.prototype.toString = function() {
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return "(new Webcast.Encoder.Asynchronous({\n encoder: " + (this.encoder.toString()) + ",\n scripts: [" + (this.scripts.join()) + "]\n}))";
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};
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Asynchronous.prototype.close = function(fn) {
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this.worker.onmessage = (function(_this) {
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return function(arg) {
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var chunk, data, j, k, len, len1, len2, offset, ref, ref1, ret;
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data = arg.data;
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if (!data.close) {
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_this.pending.push(data);
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return;
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}
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_this.pending.push(data.buffer);
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len = 0;
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ref = _this.pending;
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for (j = 0, len1 = ref.length; j < len1; j++) {
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chunk = ref[j];
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len += chunk.length;
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}
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ret = new Uint8Array(len);
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offset = 0;
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ref1 = _this.pending;
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for (k = 0, len2 = ref1.length; k < len2; k++) {
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chunk = ref1[k];
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ret.set(chunk, offset);
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offset += chunk.length;
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}
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return fn(ret);
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};
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})(this);
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return this.worker.postMessage({
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type: "close"
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});
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};
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Asynchronous.prototype.encode = function(buffer, fn) {
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this.worker.postMessage({
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type: "buffer",
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data: buffer
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});
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return fn(this.pending.shift());
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};
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return Asynchronous;
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})();
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if (typeof window !== "undefined") {
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AudioContext = window.AudioContext || window.webkitAudioContext;
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AudioContext.prototype.createWebcastSource = function(bufferSize, channels, passThrough) {
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var context, node, options;
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context = this;
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node = context.createScriptProcessor(bufferSize, channels, channels);
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passThrough || (passThrough = false);
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options = {
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recorderSource: null,
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encoder: null,
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socket: null,
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passThrough: passThrough || false
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};
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node.onaudioprocess = function(buf) {
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var audio, channel, channelData, j, ref, ref1;
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audio = [];
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for (channel = j = 0, ref = buf.inputBuffer.numberOfChannels - 1; 0 <= ref ? j <= ref : j >= ref; channel = 0 <= ref ? ++j : --j) {
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channelData = buf.inputBuffer.getChannelData(channel);
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audio[channel] = channelData;
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if (options.passThrough) {
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buf.outputBuffer.getChannelData(channel).set(channelData);
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} else {
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buf.outputBuffer.getChannelData(channel).set(new Float32Array(channelData.length));
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}
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}
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return (ref1 = options.encoder) != null ? typeof ref1.encode === "function" ? ref1.encode(audio, function(data) {
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var ref2;
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if (data != null) {
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return (ref2 = options.socket) != null ? ref2.sendData(data) : void 0;
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}
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}) : void 0 : void 0;
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};
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node.setPassThrough = function(b) {
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return options.passThrough = b;
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};
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node.connectSocket = function(encoder, url) {
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if (encoder instanceof Webcast.Recorder) {
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options.recorderSource = context.createMediaStreamDestination();
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node.connect(options.recorderSource);
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encoder.start(options.recoderSource.stream, function(data) {
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var ref;
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if (data != null) {
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return (ref = options.socket) != null ? ref.sendData(data) : void 0;
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}
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});
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}
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options.encoder = encoder;
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return options.socket = new Webcast.Socket({
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url: url,
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mime: options.encoder.mime,
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info: options.encoder.info
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});
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};
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node.close = function(cb) {
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var fn, ref, ref1;
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if ((ref = options.recorderSource) != null) {
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ref.disconnect();
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}
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options.recorderSource = null;
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fn = function() {
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var ref1;
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if ((ref1 = options.socket) != null) {
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ref1.close();
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}
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options.socket = options.encoder = null;
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return typeof cb === "function" ? cb() : void 0;
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};
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if (((ref1 = options.encoder) != null ? ref1.close : void 0) == null) {
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return fn();
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}
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return options.encoder.close(function(data) {
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var ref2;
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if ((ref2 = options.socket) != null) {
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ref2.sendData(data);
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}
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return fn();
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});
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};
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node.getSocket = function() {
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return options.socket;
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};
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node.sendMetadata = (function(_this) {
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return function(metadata) {
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var ref;
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return (ref = options.socket) != null ? ref.sendMetadata(metadata) : void 0;
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};
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})(this);
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node.isOpen = function() {
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return options != null ? options.socket.isOpen() : void 0;
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};
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return node;
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};
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}
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Webcast.Encoder.Mp3 = (function() {
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Mp3.prototype.mime = "audio/mpeg";
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function Mp3(arg) {
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this.samplerate = arg.samplerate, this.bitrate = arg.bitrate, this.channels = arg.channels;
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this.shine = new Shine({
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samplerate: this.samplerate,
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bitrate: this.bitrate,
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channels: this.channels,
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mode: this.channels === 1 ? Shine.MONO : Shine.JOINT_STEREO
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});
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this.info = {
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audio: {
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channels: this.channels,
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samplerate: this.samplerate,
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bitrate: this.bitrate,
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encoder: "libshine"
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}
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};
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this;
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}
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Mp3.prototype.toString = function() {
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return "(new Webcast.Encoder.Mp3({\n bitrate: " + this.bitrate + ",\n channels: " + this.channels + ",\n samplerate: " + this.samplerate + "\n }))";
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};
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Mp3.prototype.close = function(data, fn) {
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var flushed, rem;
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rem = new Uint8Array;
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if (fn != null) {
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if ((data != null ? data.length : void 0) > 0) {
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rem = this.shine.encode(data);
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}
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} else {
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fn = data;
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}
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flushed = this.shine.close();
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data = new Uint8Array(rem.length + flushed.length);
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data.set(rem);
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data.set(flushed, rem.length);
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return fn(data);
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};
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Mp3.prototype.encode = function(data, fn) {
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data = data.slice(0, this.channels);
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return fn(this.shine.encode(data));
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};
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return Mp3;
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})();
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Webcast.Encoder.Raw = (function() {
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function Raw(arg) {
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this.channels = arg.channels, this.samplerate = arg.samplerate;
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this.mime = "audio/x-raw,format=S8,channels=" + this.channels + ",layout=interleaved,rate=" + this.samplerate;
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this.info = {
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audio: {
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channels: this.channels,
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samplerate: this.samplerate,
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encoder: "RAW u8 encoder"
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}
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};
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}
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Raw.prototype.toString = function() {
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return "(new Webcast.Encoder.Raw({\n channels: " + this.channels + ",\n samplerate: " + this.samplerate + "\n }))";
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};
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Raw.prototype.doEncode = function(data) {
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var buf, chan, channels, i, j, k, ref, ref1, samples;
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channels = data.length;
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samples = data[0].length;
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buf = new Int8Array(channels * samples);
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for (chan = j = 0, ref = channels - 1; 0 <= ref ? j <= ref : j >= ref; chan = 0 <= ref ? ++j : --j) {
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for (i = k = 0, ref1 = samples - 1; 0 <= ref1 ? k <= ref1 : k >= ref1; i = 0 <= ref1 ? ++k : --k) {
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buf[channels * i + chan] = data[chan][i] * 127;
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}
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}
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return buf;
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};
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Raw.prototype.close = function(data, fn) {
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var ret;
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ret = new Uint8Array;
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if (fn != null) {
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if ((data != null ? data.count : void 0) > 0) {
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ret = this.doEncode(data);
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}
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} else {
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fn = data;
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}
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return fn(ret);
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};
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Raw.prototype.encode = function(data, fn) {
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return fn(this.doEncode(data));
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};
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return Raw;
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})();
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Webcast.Recorder = (function() {
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Recorder.prototype.mime = "audio/ogg";
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function Recorder(arg) {
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this.samplerate = arg.samplerate, this.bitrate = arg.bitrate, this.channels = arg.channels;
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this.info = {
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audio: {
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channels: this.channels,
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samplerate: this.samplerate,
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bitrate: this.bitrate,
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encoder: "MediaRecorder"
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}
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};
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}
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Recorder.prototype.start = function(stream, cb) {
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var recorder;
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recorder = new MediaRecorder(stream);
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return recorder.ondataavailable = (function(_this) {
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return function(e) {
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var blob;
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if (recorder.state === "recording") {
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blob = new Blob([e.data], _this.mime);
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return cb(blob);
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}
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};
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})(this);
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};
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return Recorder;
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})();
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Webcast.Encoder.Resample = (function() {
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function Resample(arg) {
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var i, j, ref;
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this.encoder = arg.encoder, this.samplerate = arg.samplerate, this.type = arg.type;
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this.mime = this.encoder.mime;
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this.info = this.encoder.info;
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this.channels = this.encoder.channels;
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this.ratio = parseFloat(this.encoder.samplerate) / parseFloat(this.samplerate);
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this.type = this.type || Samplerate.FASTEST;
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this.resamplers = [];
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this.remaining = [];
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for (i = j = 0, ref = this.channels - 1; 0 <= ref ? j <= ref : j >= ref; i = 0 <= ref ? ++j : --j) {
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this.resamplers[i] = new Samplerate({
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type: this.type
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});
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this.remaining[i] = new Float32Array;
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}
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}
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Resample.prototype.toString = function() {
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return "(new Webcast.Encoder.Resample({\n encoder: " + (this.encoder.toString()) + ",\n samplerate: " + this.samplerate + ",\n type: " + this.type + "\n }))";
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};
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Resample.prototype.close = function(fn) {
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var data, i, j, ref;
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for (i = j = 0, ref = this.remaining.length - 1; 0 <= ref ? j <= ref : j >= ref; i = 0 <= ref ? ++j : --j) {
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data = this.resamplers[i].process({
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data: this.remaining[i],
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ratio: this.ratio,
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last: true
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}).data;
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}
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return this.encoder.close(data, fn);
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};
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Resample.prototype.concat = function(a, b) {
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var ret;
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if (typeof b === "undefined") {
|
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return a;
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}
|
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ret = new Float32Array(a.length + b.length);
|
||||
ret.set(a);
|
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ret.subarray(a.length).set(b);
|
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return ret;
|
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};
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||||
|
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Resample.prototype.encode = function(buffer, fn) {
|
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var data, i, j, ref, ref1, used;
|
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for (i = j = 0, ref = this.channels - 1; 0 <= ref ? j <= ref : j >= ref; i = 0 <= ref ? ++j : --j) {
|
||||
buffer[i] = this.concat(this.remaining[i], buffer[i]);
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||||
ref1 = this.resamplers[i].process({
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data: buffer[i],
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||||
ratio: this.ratio
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}), data = ref1.data, used = ref1.used;
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this.remaining[i] = buffer[i].subarray(used);
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buffer[i] = data;
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}
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return this.encoder.encode(buffer, fn);
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};
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return Resample;
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})();
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Webcast.Socket = function(arg) {
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var hello, info, key, mime, parser, password, send, socket, url, user, value;
|
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url = arg.url, mime = arg.mime, info = arg.info;
|
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parser = document.createElement("a");
|
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parser.href = url;
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||||
user = parser.username;
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password = parser.password;
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parser.username = parser.password = "";
|
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url = parser.href;
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socket = new WebSocket(url, "webcast");
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socket.mime = mime;
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socket.info = info;
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hello = {
|
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mime: mime
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};
|
||||
if ((user != null) && user !== "") {
|
||||
hello.user = socket.user = user;
|
||||
}
|
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if ((password != null) && password !== "") {
|
||||
hello.password = socket.password = password;
|
||||
}
|
||||
for (key in info) {
|
||||
value = info[key];
|
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hello[key] = value;
|
||||
}
|
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send = socket.send;
|
||||
socket.send = null;
|
||||
socket.addEventListener("open", function() {
|
||||
return send.call(socket, JSON.stringify({
|
||||
type: "hello",
|
||||
data: hello
|
||||
}));
|
||||
});
|
||||
socket.sendData = function(data) {
|
||||
if (!socket.isOpen()) {
|
||||
return;
|
||||
}
|
||||
if (!((data != null ? data.length : void 0) > 0)) {
|
||||
return;
|
||||
}
|
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if (!(data instanceof ArrayBuffer)) {
|
||||
data = data.buffer.slice(data.byteOffset, data.length * data.BYTES_PER_ELEMENT);
|
||||
}
|
||||
return send.call(socket, data);
|
||||
};
|
||||
socket.sendMetadata = function(metadata) {
|
||||
if (!socket.isOpen()) {
|
||||
return;
|
||||
}
|
||||
return send.call(socket, JSON.stringify({
|
||||
type: "metadata",
|
||||
data: metadata
|
||||
}));
|
||||
};
|
||||
socket.isOpen = function() {
|
||||
return socket.readyState === WebSocket.OPEN;
|
||||
};
|
||||
return socket;
|
||||
};
|
||||
|
||||
}).call(this);
|
||||
|
|
@ -83,9 +83,18 @@ function Player({ id }: { id: number }) {
|
|||
<div>
|
||||
{playerState.loadedItem !== null && (<div>{playerState.loadedItem.title}</div>)}
|
||||
{playerState.loading && <b>LOADING</b>}
|
||||
<button onClick={() => dispatch(PlayerState.play(id))}>p</button>
|
||||
<button onClick={() => dispatch(PlayerState.pause(id))}>u</button>
|
||||
<button onClick={() => dispatch(PlayerState.stop(id))}>s</button>
|
||||
<button
|
||||
onClick={() => dispatch(PlayerState.play(id))}
|
||||
className={playerState.state === "playing" ? "sp-state-playing" : ""}
|
||||
>p</button>
|
||||
<button
|
||||
onClick={() => dispatch(PlayerState.pause(id))}
|
||||
className={playerState.state === "paused" ? "sp-state-paused" : ""}
|
||||
>a</button>
|
||||
<button
|
||||
onClick={() => dispatch(PlayerState.stop(id))}
|
||||
className={playerState.state === "stopped" ? "sp-state-stopped" : ""}
|
||||
>s</button>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,16 +1,26 @@
|
|||
import "../../lib/webcast";
|
||||
|
||||
import { createSlice, PayloadAction } from "@reduxjs/toolkit";
|
||||
import { PlanItem } from "../state";
|
||||
import { Track, MYRADIO_NON_API_BASE } from "../../api";
|
||||
import { AppThunk } from "../../store";
|
||||
|
||||
/// <reference path="webcast.d.ts" />
|
||||
|
||||
const audioContext = new AudioContext();
|
||||
const playerSources: MediaElementAudioSourceNode[] = [];
|
||||
const playerGains: GainNode[] = [];
|
||||
const destination = audioContext.createMediaStreamDestination();
|
||||
// TODO
|
||||
// const destination = audioContext.createWebcastSource(4096, 2);
|
||||
const destination = audioContext.createDynamicsCompressor();
|
||||
destination.connect(audioContext.destination);
|
||||
|
||||
type PlayerStateEnum = "playing" | "paused" | "stopped";
|
||||
|
||||
interface SinglePlayerState {
|
||||
loadedItem: PlanItem | Track | null
|
||||
loading: boolean;
|
||||
state: PlayerStateEnum;
|
||||
}
|
||||
|
||||
interface PlayerState {
|
||||
|
|
@ -22,13 +32,16 @@ const playerState = createSlice({
|
|||
initialState: {
|
||||
players: [{
|
||||
loadedItem: null,
|
||||
loading: false
|
||||
loading: false,
|
||||
state: "stopped"
|
||||
}, {
|
||||
loadedItem: null,
|
||||
loading: false
|
||||
loading: false,
|
||||
state: "stopped"
|
||||
}, {
|
||||
loadedItem: null,
|
||||
loading: false
|
||||
loading: false,
|
||||
state: "stopped"
|
||||
}]
|
||||
} as PlayerState,
|
||||
reducers: {
|
||||
|
|
@ -38,6 +51,9 @@ const playerState = createSlice({
|
|||
},
|
||||
itemLoadComplete(state, action: PayloadAction<{ player: number}>) {
|
||||
state.players[action.payload.player].loading = false;
|
||||
},
|
||||
setPlayerState(state, action: PayloadAction<{ player: number, state: PlayerStateEnum }>) {
|
||||
state.players[action.payload.player].state = action.payload.state;
|
||||
}
|
||||
}
|
||||
});
|
||||
|
|
@ -69,25 +85,29 @@ export const load = (player: number, item: PlanItem | Track): AppThunk => dispat
|
|||
const sauce = audioContext.createMediaElementSource(el);
|
||||
const gain = audioContext.createGain();
|
||||
sauce.connect(gain);
|
||||
gain.connect(audioContext.destination);
|
||||
gain.connect(destination);
|
||||
console.log("Connected to", destination);
|
||||
playerSources[player] = sauce;
|
||||
playerGains[player] = gain;
|
||||
}
|
||||
|
||||
export const play = (player: number): AppThunk => dispatch => {
|
||||
playerSources[player].mediaElement.play();
|
||||
dispatch(playerState.actions.setPlayerState({ player, state: "playing" }));
|
||||
};
|
||||
|
||||
export const pause = (player: number): AppThunk => dispatch => {
|
||||
if (playerSources[player].mediaElement.paused) {
|
||||
playerSources[player].mediaElement.play();
|
||||
dispatch(playerState.actions.setPlayerState({ player, state: "playing" }));
|
||||
} else {
|
||||
playerSources[player].mediaElement.pause();
|
||||
dispatch(playerState.actions.setPlayerState({ player, state: "paused" }));
|
||||
}
|
||||
};
|
||||
|
||||
export const stop = (player: number): AppThunk => dispatch => {
|
||||
playerSources[player].mediaElement.pause();
|
||||
playerSources[player].mediaElement.currentTime = 0;
|
||||
dispatch(playerState.actions.setPlayerState({ player, state: "stopped" }));
|
||||
};
|
||||
53
src/showplanner/player/webcast.d.ts
vendored
Normal file
53
src/showplanner/player/webcast.d.ts
vendored
Normal file
|
|
@ -0,0 +1,53 @@
|
|||
class WebcastEncoder {
|
||||
doEncode(data: any): any;
|
||||
}
|
||||
|
||||
interface WebcastAudioSourceNode extends AudioNode {
|
||||
setPassThrough(val: boolean): boolean;
|
||||
connectSocket(encoder: WebcastEncoder, url: string): Webcast.Socket;
|
||||
close(cb: any): any; // TODO
|
||||
getSocket(): Webcast.Socket;
|
||||
sendMetadata(meta: any): any;
|
||||
isOpen(): boolean | undefined;
|
||||
}
|
||||
|
||||
declare interface AudioContext {
|
||||
createWebcastSource(bufferSize: number, channels: number, passThrough?: boolean): WebcastAudioSourceNode;
|
||||
}
|
||||
|
||||
declare namespace Webcast {
|
||||
declare namespace Encoder {
|
||||
class Asynchronous extends WebcastEncoder {
|
||||
constructor(options: {
|
||||
encoder: WebcastEncoder,
|
||||
scripts: string[]
|
||||
})
|
||||
}
|
||||
|
||||
class Resample extends WebcastEncoder {
|
||||
constructor(options: {
|
||||
encoder: WebcastEncoder,
|
||||
samplerate: number
|
||||
})
|
||||
}
|
||||
|
||||
class Mp3 extends WebcastEncoder {
|
||||
constructor(options: {
|
||||
samplerate: number,
|
||||
bitrate: number,
|
||||
channels: number,
|
||||
})
|
||||
}
|
||||
|
||||
class Raw extends WebcastEncoder {
|
||||
constructor(options: {
|
||||
samplerate: number,
|
||||
channels: number,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
class Socket extends WebSocket {
|
||||
// TODO
|
||||
}
|
||||
}
|
||||
|
|
@ -7896,6 +7896,11 @@ prepend-http@^1.0.0:
|
|||
resolved "https://registry.yarnpkg.com/prepend-http/-/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
|
||||
integrity sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=
|
||||
|
||||
prettier@^1.19.1:
|
||||
version "1.19.1"
|
||||
resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.19.1.tgz#f7d7f5ff8a9cd872a7be4ca142095956a60797cb"
|
||||
integrity sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==
|
||||
|
||||
pretty-bytes@^5.1.0:
|
||||
version "5.3.0"
|
||||
resolved "https://registry.yarnpkg.com/pretty-bytes/-/pretty-bytes-5.3.0.tgz#f2849e27db79fb4d6cfe24764fc4134f165989f2"
|
||||
|
|
@ -9997,6 +10002,10 @@ wbuf@^1.1.0, wbuf@^1.7.3:
|
|||
dependencies:
|
||||
minimalistic-assert "^1.0.0"
|
||||
|
||||
"webcast.js@ssh://git@github.com/UniversityRadioYork/webcast.js":
|
||||
version "0.0.0"
|
||||
resolved "ssh://git@github.com/UniversityRadioYork/webcast.js#1ebc76dbe05033208a107feae986c0edb38e8261"
|
||||
|
||||
webidl-conversions@^4.0.2:
|
||||
version "4.0.2"
|
||||
resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-4.0.2.tgz#a855980b1f0b6b359ba1d5d9fb39ae941faa63ad"
|
||||
|
|
|
|||
Loading…
Reference in a new issue