├── .gitignore ├── README.md ├── assets └── style.css ├── webpack.config.babel.js ├── dist ├── index.js ├── index.umd.min.js ├── index.umd.js ├── index.umd.js.map └── index.umd.min.js.map ├── src └── index.js ├── index.html └── package.json /.gitignore: -------------------------------------------------------------------------------- 1 | node_modules 2 | .idea 3 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Play RTTTL files online 2 | 3 | [Play RTTTL Online](https://adamonsoon.github.io/rtttl-play/) 4 | 5 | For RTTTL parsing use [rtttl-parse](https://github.com/adamonsoon/rtttl-parse) 6 | -------------------------------------------------------------------------------- /assets/style.css: -------------------------------------------------------------------------------- 1 | body { 2 | background-color:#f5f5f5; 3 | } 4 | 5 | h1 { 6 | font-weight:bold; 7 | text-align:center; 8 | } 9 | 10 | textarea { 11 | width:100%; 12 | border:0; 13 | margin:0 auto; 14 | padding:15px; 15 | font-size:20px; 16 | } 17 | 18 | .rttl-parse { 19 | margin-top: 20px; 20 | } -------------------------------------------------------------------------------- /webpack.config.babel.js: -------------------------------------------------------------------------------- 1 | import {join} from 'path' 2 | 3 | const include = join(__dirname, 'src') 4 | 5 | export default { 6 | entry: './src/index', 7 | output: { 8 | path: join(__dirname, 'dist'), 9 | libraryTarget: 'umd', 10 | library: 'rtttlPlay', 11 | }, 12 | devtool: 'source-map', 13 | module: { 14 | loaders: [ 15 | {test: /\.js$/, loader: 'babel-loader', include}, 16 | {test: /\.json$/, 'loader': 'json-loader', include}, 17 | ] 18 | } 19 | } 20 | 0 21 | 0 22 | -------------------------------------------------------------------------------- /dist/index.js: -------------------------------------------------------------------------------- 1 | 'use strict'; 2 | 3 | var rtttlParse = require('rtttl-parse'); 4 | 5 | module.exports = { 6 | play: play, 7 | stop: stop 8 | }; 9 | 10 | var shouldStop = false; 11 | 12 | function play(rtttl) { 13 | 14 | try { 15 | var parsedRtttl = rtttlParse.parse(rtttl); 16 | var audioCtx = new (AudioContext || webkitAudioContext)(); 17 | _playMelody(parsedRtttl.melody, audioCtx); 18 | } catch (err) { 19 | alert(err); 20 | } 21 | } 22 | 23 | function stop() { 24 | shouldStop = true; 25 | } 26 | 27 | function _playMelody(melody, audioCtx) { 28 | 29 | if (shouldStop) { 30 | shouldStop = false; 31 | return; 32 | } 33 | 34 | var osc = audioCtx.createOscillator(); 35 | osc.type = 'triangle'; 36 | osc.start(0); 37 | 38 | if (melody.length === 0) { 39 | return; 40 | } 41 | 42 | var note = melody[0]; 43 | 44 | osc.frequency.value = note.frequency; 45 | osc.connect(audioCtx.destination); 46 | 47 | setTimeout(function () { 48 | osc.disconnect(audioCtx.destination); 49 | _playMelody(melody.slice(1), audioCtx, osc); 50 | }, note.duration); 51 | } -------------------------------------------------------------------------------- /src/index.js: -------------------------------------------------------------------------------- 1 | const rtttlParse = require('rtttl-parse'); 2 | 3 | module.exports = { 4 | play, 5 | stop 6 | }; 7 | 8 | let shouldStop = false; 9 | 10 | function play(rtttl) { 11 | 12 | try { 13 | const parsedRtttl = rtttlParse.parse(rtttl); 14 | const audioCtx = new (AudioContext || webkitAudioContext)(); 15 | _playMelody(parsedRtttl.melody, audioCtx); 16 | } catch(err) { 17 | alert(err); 18 | } 19 | 20 | } 21 | 22 | function stop() { 23 | shouldStop = true; 24 | } 25 | 26 | function _playMelody(melody, audioCtx) { 27 | 28 | if (shouldStop) { 29 | shouldStop = false; 30 | return; 31 | } 32 | 33 | const osc = audioCtx.createOscillator(); 34 | osc.type = 'triangle'; 35 | osc.start(0); 36 | 37 | if (melody.length === 0) { 38 | return; 39 | } 40 | 41 | const note = melody[0]; 42 | 43 | osc.frequency.value = note.frequency; 44 | osc.connect(audioCtx.destination); 45 | 46 | setTimeout(() => { 47 | osc.disconnect(audioCtx.destination); 48 | _playMelody(melody.slice(1), audioCtx, osc); 49 | }, note.duration); 50 | 51 | } 52 | -------------------------------------------------------------------------------- /index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | Play RTTTL Online 7 | 8 | 9 | 10 | 11 | 12 | 13 |
14 |
15 |

Play RTTTL Online

16 |
17 | 18 |
19 | 20 |
21 | 25 | 29 |
Not enough? Use the rtttl-parse library to build your own player or send a PR on rtttl-play.
30 |
31 | 32 | 33 | 34 | 35 | -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "rtttl-play", 3 | "version": "1.0.0", 4 | "description": "Play RTTTL files online", 5 | "main": "src/index.js", 6 | "scripts": { 7 | "commit": "git-cz", 8 | "check-coverage": "istanbul check-coverage --statements 100 --branches 100 --functions 100 --lines 100", 9 | "report-coverage": "cat ./coverage/lcov.info | codecov", 10 | "build": "npm-run-all --parallel build:*", 11 | "build:main": "babel --out-dir dist --ignore *.test.js src", 12 | "build:umd": "webpack --output-filename index.umd.js", 13 | "build:umd.min": "webpack --output-filename index.umd.min.js -p", 14 | "prebuild": "rimraf dist", 15 | "semantic-release": "semantic-release pre && npm publish && semantic-release post" 16 | }, 17 | "repository": { 18 | "type": "git", 19 | "url": "git+https://github.com/adamonsoon/rtttl-play.git" 20 | }, 21 | "keywords": [ 22 | "rtttl", 23 | "nokia" 24 | ], 25 | "author": "Adam Rahwane (https://github.com/adamonsoon)", 26 | "license": "MIT", 27 | "bugs": { 28 | "url": "https://github.com/adamonsoon/rtttl-play/issues" 29 | }, 30 | "homepage": "https://github.com/adamonsoon/rtttl-play#readme", 31 | "devDependencies": { 32 | "babel-cli": "6.24.0", 33 | "babel-loader": "6.4.1", 34 | "babel-preset-es2015": "6.24.0", 35 | "babel-preset-stage-2": "6.22.0", 36 | "chai": "3.5.0", 37 | "istanbul": "0.4.5", 38 | "json-loader": "0.5.4", 39 | "mocha": "3.2.0", 40 | "npm-run-all": "4.0.2", 41 | "rimraf": "2.6.1", 42 | "sinon": "2.1.0", 43 | "webpack": "2.3.2" 44 | }, 45 | "czConfig": { 46 | "path": "node_modules/cz-conventional-changelog" 47 | }, 48 | "config": { 49 | "ghooks": { 50 | "pre-commit": "npm run test:single && npm run check-coverage" 51 | } 52 | }, 53 | "babel": { 54 | "presets": [ 55 | "es2015", 56 | "stage-2" 57 | ] 58 | }, 59 | "dependencies": { 60 | "rtttl-parse": "1.3.1" 61 | } 62 | } 63 | -------------------------------------------------------------------------------- /dist/index.umd.min.js: -------------------------------------------------------------------------------- 1 | !function(t,n){"object"==typeof exports&&"object"==typeof module?module.exports=n():"function"==typeof define&&define.amd?define([],n):"object"==typeof exports?exports.rtttlPlay=n():t.rtttlPlay=n()}(this,function(){return function(t){function n(r){if(e[r])return e[r].exports;var o=e[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}var e={};return n.m=t,n.c=e,n.i=function(t){return t},n.d=function(t,e,r){n.o(t,e)||Object.defineProperty(t,e,{configurable:!1,enumerable:!0,get:r})},n.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return n.d(e,"a",e),e},n.o=function(t,n){return Object.prototype.hasOwnProperty.call(t,n)},n.p="",n(n.s=1)}([function(t,n,e){"use 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object specifying frequency and duration for each note 98 | */ 99 | function parse(rtttl) { 100 | 101 | var REQUIRED_SECTIONS_NUM = 3; 102 | var SECTIONS = rtttl.split(':'); 103 | 104 | if (SECTIONS.length !== REQUIRED_SECTIONS_NUM) { 105 | throw new Error('Invalid RTTTL file.'); 106 | } 107 | 108 | var NAME = getName(SECTIONS[0]); 109 | var DEFAULTS = getDefaults(SECTIONS[1]); 110 | var MELODY = getData(SECTIONS[2], DEFAULTS); 111 | 112 | return { 113 | name: NAME, 114 | defaults: DEFAULTS, 115 | melody: MELODY 116 | }; 117 | } 118 | 119 | /** 120 | * Get ring tone name 121 | * 122 | * @param {string} name 123 | * @returns {string} 124 | */ 125 | function getName(name) { 126 | 127 | var MAX_LENGTH = 10; 128 | 129 | if (name.length > MAX_LENGTH) { 130 | console.warn('Tune name should not exceed 10 characters.'); 131 | } 132 | 133 | if (!name) { 134 | return 'Unknown'; 135 | } 136 | 137 | return name; 138 | } 139 | 140 | /** 141 | * Get duration, octave and BPM 142 | * 143 | * @param {string} defaults 144 | * @returns {object} 145 | */ 146 | function getDefaults(defaults) { 147 | 148 | var VALUES = defaults.split(','); 149 | 150 | var VALUES_ARR = VALUES.map(function (value) { 151 | 152 | if (value === '') { 153 | return {}; 154 | } 155 | 156 | var KEY_VAL = value.split('='); 157 | 158 | if (KEY_VAL.length !== 2) { 159 | throw new Error('Invalid setting ' + value); 160 | } 161 | 162 | var KEY = KEY_VAL[0]; 163 | var VAL = KEY_VAL[1]; 164 | 165 | var ALLOWED_DURATION = ['1', '2', '4', '8', '16', '32']; 166 | var ALLOWED_OCTAVE = ['4', '5', '6', '7']; 167 | var ALLOWED_BPM = ['25', '28', '31', '35', '40', '45', '50', '56', '63', '70', '80', '90', '100', '112', '125', '140', '160', '180', '200', '225', '250', '285', '320', '355', '400', '450', '500', '565', '635', '715', '800', '900']; 168 | 169 | switch (KEY) { 170 | case 'd': 171 | if (ALLOWED_DURATION.indexOf(VAL) !== -1) { 172 | return { duration: VAL }; 173 | } else { 174 | throw new Error('Invalid duration ' + VAL); 175 | } 176 | case 'o': 177 | if (ALLOWED_OCTAVE.indexOf(VAL) === -1) { 178 | console.warn('Invalid octave ' + VAL); 179 | } 180 | return { octave: VAL }; 181 | case 'b': 182 | if (ALLOWED_BPM.indexOf(VAL) === -1) { 183 | console.warn('Invalid BPM ' + VAL); 184 | } 185 | return { bpm: VAL }; 186 | } 187 | }); 188 | 189 | var VALUES_OBJ = _toObject({}, VALUES_ARR); 190 | 191 | var DEFAULT_VALUES = { 192 | duration: '4', 193 | octave: '6', 194 | bpm: '63' 195 | }; 196 | 197 | return Object.assign(DEFAULT_VALUES, VALUES_OBJ); 198 | } 199 | 200 | /** 201 | * Convert an array of objects into an object 202 | * 203 | * @param {object} obj 204 | * @param {Array} arr 205 | * @returns {object} 206 | * @private 207 | */ 208 | function _toObject(obj, arr) { 209 | 210 | if (arr.length === 0) { 211 | return obj; 212 | } 213 | 214 | var newObj = Object.assign(obj, arr[0]); 215 | 216 | return _toObject(newObj, arr.slice(1)); 217 | } 218 | 219 | /** 220 | * Get the parsed melody data 221 | * 222 | * @param {string} melody 223 | * @param {object} defaults 224 | * @returns {Array} 225 | */ 226 | function getData(melody, defaults) { 227 | 228 | var NOTES = melody.split(','); 229 | var BEAT_EVERY = 60000 / parseInt(defaults.bpm); 230 | 231 | return NOTES.map(function (note) { 232 | 233 | var NOTE_REGEX = /(1|2|4|8|16|32|64)?((?:[a-g]|h|p)#?){1}(\.?)(4|5|6|7)?/; 234 | var NOTE_PARTS = note.match(NOTE_REGEX); 235 | 236 | var NOTE_DURATION = NOTE_PARTS[1] || parseInt(defaults.duration); 237 | var NOTE = NOTE_PARTS[2] === 'h' ? 'b' : NOTE_PARTS[2]; 238 | var NOTE_DOTTED = NOTE_PARTS[3] === '.'; 239 | var NOTE_OCTAVE = NOTE_PARTS[4] || parseInt(defaults.octave); 240 | 241 | return { 242 | note: NOTE, 243 | duration: _calculateDuration(BEAT_EVERY, parseFloat(NOTE_DURATION), NOTE_DOTTED), 244 | frequency: _calculateFrequency(NOTE, NOTE_OCTAVE) 245 | }; 246 | }); 247 | } 248 | 249 | /** 250 | * Calculate the frequency of a note 251 | * 252 | * @param {string} note 253 | * @param {number} octave 254 | * @returns {number} 255 | * @private 256 | */ 257 | function _calculateFrequency(note, octave) { 258 | 259 | if (note === 'p') { 260 | return 0; 261 | } 262 | 263 | var C4 = 261.63; 264 | var TWELFTH_ROOT = Math.pow(2, 1 / 12); 265 | var N = _calculateSemitonesFromC4(note, octave); 266 | var FREQUENCY = C4 * Math.pow(TWELFTH_ROOT, N); 267 | 268 | return Math.round(FREQUENCY * 1e1) / 1e1; 269 | } 270 | 271 | function _calculateSemitonesFromC4(note, octave) { 272 | 273 | var NOTE_ORDER = ['c', 'c#', 'd', 'd#', 'e', 'f', 'f#', 'g', 'g#', 'a', 'a#', 'b']; 274 | var MIDDLE_OCTAVE = 4; 275 | var SEMITONES_IN_OCTAVE = 12; 276 | 277 | var OCTAVE_JUMP = (octave - MIDDLE_OCTAVE) * SEMITONES_IN_OCTAVE; 278 | 279 | return NOTE_ORDER.indexOf(note) + OCTAVE_JUMP; 280 | } 281 | 282 | /** 283 | * Calculate the duration a note should be played 284 | * 285 | * @param {number} beatEvery 286 | * @param {number} noteDuration 287 | * @param {boolean} isDotted 288 | * @returns {number} 289 | * @private 290 | */ 291 | function _calculateDuration(beatEvery, noteDuration, isDotted) { 292 | var DURATION = beatEvery * 4 / noteDuration; 293 | var PROLONGED = isDotted ? DURATION / 2 : 0; 294 | return DURATION + PROLONGED; 295 | } 296 | 297 | /***/ }), 298 | /* 1 */ 299 | /***/ (function(module, exports, __webpack_require__) { 300 | 301 | "use strict"; 302 | 303 | 304 | var rtttlParse = __webpack_require__(0); 305 | 306 | module.exports = { 307 | play: play, 308 | stop: stop 309 | }; 310 | 311 | var shouldStop = false; 312 | 313 | function play(rtttl) { 314 | 315 | try { 316 | var parsedRtttl = rtttlParse.parse(rtttl); 317 | var audioCtx = new (AudioContext || webkitAudioContext)(); 318 | _playMelody(parsedRtttl.melody, audioCtx); 319 | } catch (err) { 320 | alert(err); 321 | } 322 | } 323 | 324 | function stop() { 325 | shouldStop = true; 326 | } 327 | 328 | function _playMelody(melody, audioCtx) { 329 | 330 | if (shouldStop) { 331 | shouldStop = false; 332 | return; 333 | } 334 | 335 | var osc = audioCtx.createOscillator(); 336 | osc.type = 'triangle'; 337 | osc.start(0); 338 | 339 | if (melody.length === 0) { 340 | return; 341 | } 342 | 343 | var 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'b' : NOTE_PARTS[2];\n var NOTE_DOTTED = NOTE_PARTS[3] === '.';\n var NOTE_OCTAVE = NOTE_PARTS[4] || parseInt(defaults.octave);\n\n return {\n note: NOTE,\n duration: _calculateDuration(BEAT_EVERY, parseFloat(NOTE_DURATION), NOTE_DOTTED),\n frequency: _calculateFrequency(NOTE, NOTE_OCTAVE)\n };\n });\n}\n\n/**\n * Calculate the frequency of a note\n *\n * @param {string} note\n * @param {number} octave\n * @returns {number}\n * @private\n */\nfunction _calculateFrequency(note, octave) {\n\n if (note === 'p') {\n return 0;\n }\n\n var C4 = 261.63;\n var TWELFTH_ROOT = Math.pow(2, 1 / 12);\n var N = _calculateSemitonesFromC4(note, octave);\n var FREQUENCY = C4 * Math.pow(TWELFTH_ROOT, N);\n\n return Math.round(FREQUENCY * 1e1) / 1e1;\n}\n\nfunction _calculateSemitonesFromC4(note, octave) {\n\n var NOTE_ORDER = ['c', 'c#', 'd', 'd#', 'e', 'f', 'f#', 'g', 'g#', 'a', 'a#', 'b'];\n var MIDDLE_OCTAVE = 4;\n var SEMITONES_IN_OCTAVE = 12;\n\n var OCTAVE_JUMP = (octave - MIDDLE_OCTAVE) * SEMITONES_IN_OCTAVE;\n\n return NOTE_ORDER.indexOf(note) + OCTAVE_JUMP;\n}\n\n/**\n * Calculate the duration a note should be played\n *\n * @param {number} beatEvery\n * @param {number} noteDuration\n * @param {boolean} isDotted\n * @returns {number}\n * @private\n */\nfunction _calculateDuration(beatEvery, noteDuration, isDotted) {\n var DURATION = beatEvery * 4 / noteDuration;\n var PROLONGED = isDotted ? DURATION / 2 : 0;\n return DURATION + PROLONGED;\n}\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./~/rtttl-parse/dist/index.js\n// module id = 0\n// module chunks = 0","const rtttlParse = require('rtttl-parse');\n\nmodule.exports = {\n play,\n stop\n};\n\nlet shouldStop = false;\n\nfunction play(rtttl) {\n\n try {\n const parsedRtttl = rtttlParse.parse(rtttl);\n const audioCtx = new (AudioContext || webkitAudioContext)();\n _playMelody(parsedRtttl.melody, audioCtx);\n } catch(err) {\n alert(err);\n }\n\n}\n\nfunction stop() {\n shouldStop = true;\n}\n\nfunction _playMelody(melody, audioCtx) {\n\n if (shouldStop) {\n shouldStop = false;\n return;\n }\n\n const osc = audioCtx.createOscillator();\n osc.type = 'triangle';\n osc.start(0);\n\n if (melody.length === 0) {\n return;\n }\n\n const note = melody[0];\n\n osc.frequency.value = note.frequency;\n osc.connect(audioCtx.destination);\n\n setTimeout(() => {\n osc.disconnect(audioCtx.destination);\n _playMelody(melody.slice(1), audioCtx, osc);\n }, note.duration);\n\n}\n\n\n\n// WEBPACK FOOTER //\n// ./src/index.js"],"sourceRoot":""} --------------------------------------------------------------------------------