406 lines
14 KiB
JavaScript
406 lines
14 KiB
JavaScript
"use strict";
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function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
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function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
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function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
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function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
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function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
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function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
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function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
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function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
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function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
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var YbMpeg = /*#__PURE__*/function () {
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function YbMpeg() {
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_classCallCheck(this, YbMpeg);
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this.canvas = null;
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this._src = null; //播放链接
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this.duration = null; //总时长
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this.jsmpeg = null; //jsmpeg实例
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this.readyState = 0; //视频状态
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this._event = {}; //事件对象
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this._init = null; //是否已经初始化
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this._isSeeking = false; //是否正在跳转
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this._seekingTime = null; //正在跳转的时间
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this.init();
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}
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//操作播放链接
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return _createClass(YbMpeg, [{
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key: "src",
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get: function get() {
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return this._src;
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},
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set: function set(value) {
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this._src = value;
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}
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//操作静音
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}, {
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key: "muted",
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get: function get() {
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var _this$jsmpeg;
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return ((_this$jsmpeg = this.jsmpeg) === null || _this$jsmpeg === void 0 ? void 0 : _this$jsmpeg.volume) == 0 ? true : false;
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},
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set: function set(value) {
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if (this.jsmpeg) {
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this.jsmpeg.volume = value ? 0 : 1;
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this.emit('volumechange');
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}
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}
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}, {
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key: "style",
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get: function get() {
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return this.canvas.style;
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}
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//操作进度
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}, {
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key: "currentTime",
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get: function get() {
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var _this$jsmpeg2;
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return (_this$jsmpeg2 = this.jsmpeg) === null || _this$jsmpeg2 === void 0 ? void 0 : _this$jsmpeg2.currentTime;
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}
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//设置进度
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,
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set: function set(value) {
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if (this.jsmpeg) {
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this.jsmpeg.currentTime = value;
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this._isSeeking = true;
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this._seekingTime = value;
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this.emit('seeking');
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}
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}
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//获取视频宽度
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}, {
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key: "videoWidth",
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get: function get() {
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var _this$jsmpeg3;
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return (_this$jsmpeg3 = this.jsmpeg) === null || _this$jsmpeg3 === void 0 || (_this$jsmpeg3 = _this$jsmpeg3.video) === null || _this$jsmpeg3 === void 0 || (_this$jsmpeg3 = _this$jsmpeg3.destination) === null || _this$jsmpeg3 === void 0 ? void 0 : _this$jsmpeg3.width;
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}
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//获取视频高度
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}, {
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key: "videoHeight",
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get: function get() {
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var _this$jsmpeg4;
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return (_this$jsmpeg4 = this.jsmpeg) === null || _this$jsmpeg4 === void 0 || (_this$jsmpeg4 = _this$jsmpeg4.video) === null || _this$jsmpeg4 === void 0 || (_this$jsmpeg4 = _this$jsmpeg4.destination) === null || _this$jsmpeg4 === void 0 ? void 0 : _this$jsmpeg4.height;
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}
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//获取暂停状态
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}, {
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key: "paused",
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get: function get() {
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var _this$jsmpeg5;
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return (_this$jsmpeg5 = this.jsmpeg) === null || _this$jsmpeg5 === void 0 ? void 0 : _this$jsmpeg5.paused;
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}
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//播放事件
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}, {
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key: "onplay",
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get: function get() {
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return this._event.onplay || null;
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},
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set: function set(callback) {
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this._event.onplay = callback;
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}
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//暂停事件
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}, {
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key: "onpause",
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get: function get() {
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return this._event.onpause || null;
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},
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set: function set(callback) {
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this._event.onpause = callback;
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}
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//播放结束事件
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}, {
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key: "onended",
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get: function get() {
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return this._event.onended || null;
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},
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set: function set(callback) {
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this._event.onended = callback;
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}
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//数据不足等待加载事件
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}, {
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key: "onwaiting",
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get: function get() {
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return this._event.onwaiting || null;
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},
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set: function set(callback) {
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this._event.onwaiting = callback;
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}
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//恢复播放事件
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}, {
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key: "onplaying",
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get: function get() {
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return this._event.onplaying || null;
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},
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set: function set(callback) {
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this._event.onplaying = callback;
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}
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//开始加载事件
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}, {
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key: "onloadstart",
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get: function get() {
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return this._event.onloadstart || null;
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},
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set: function set(callback) {
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this._event.onloadstart = callback;
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}
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//加载到元数据事件
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}, {
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key: "onloadedmetadata",
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get: function get() {
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return this._event.onloadedmetadata || null;
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},
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set: function set(callback) {
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this._event.onloadedmetadata = callback;
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}
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//加载到第一帧事件
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}, {
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key: "onloadeddata",
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get: function get() {
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return this._event.onloadeddata || null;
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},
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set: function set(callback) {
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this._event.onloadeddata = callback;
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}
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//可以播放事件
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}, {
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key: "oncanplay",
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get: function get() {
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return this._event.oncanplay || null;
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},
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set: function set(callback) {
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this._event.oncanplay = callback;
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}
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//加载全部数据事件
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}, {
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key: "oncanplaythrough",
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get: function get() {
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return this._event.oncanplaythrough || null;
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},
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set: function set(callback) {
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this._event.oncanplaythrough = callback;
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}
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}, {
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key: "oncontextmenu",
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get: function get() {
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var _this$canvas;
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return ((_this$canvas = this.canvas) === null || _this$canvas === void 0 ? void 0 : _this$canvas.oncontextmenu) || null;
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},
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set: function set(callback) {
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if (this.canvas) this.canvas.oncontextmenu = callback;
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}
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//音量改变事件
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}, {
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key: "onvolumechange",
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get: function get() {
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return this._event.onvolumechange || null;
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},
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set: function set(callback) {
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this._event.onvolumechange = callback;
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}
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//总时长改变事件
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}, {
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key: "ondurationchange",
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get: function get() {
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return this._event.ondurationchange || null;
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},
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set: function set(callback) {
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this._event.ondurationchange = callback;
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}
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//事件进度更新事件
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}, {
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key: "ontimeupdate",
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get: function get() {
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return this._event.ontimeupdate || null;
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},
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set: function set(callback) {
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this._event.ontimeupdate = callback;
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}
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//跳转中事件
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}, {
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key: "onseeking",
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get: function get() {
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return this._event.onseeking || null;
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},
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set: function set(callback) {
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this._event.onseeking = callback;
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}
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//跳转完成事件
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}, {
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key: "onseeked",
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get: function get() {
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return this._event.onseeked || null;
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},
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set: function set(callback) {
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this._event.onseeked = callback;
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}
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//中断事件
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}, {
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key: "onabort",
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get: function get() {
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return this._event.onabort || null;
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},
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set: function set(callback) {
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this._event.onabort = callback;
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}
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}, {
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key: "init",
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value: function init() {
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this.canvas = document.createElement('CANVAS');
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}
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//设置属性
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}, {
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key: "setAttribute",
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value: function setAttribute(attr, value) {
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this.canvas.setAttribute(attr, value);
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}
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//移除属性
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}, {
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key: "removeAttribute",
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value: function removeAttribute(attr) {
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//如果移除的属性是src，则清空src
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if (attr == 'src') {
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this._src = null;
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} else {
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this.canvas.removeAttribute(attr);
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}
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}
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//是否包含某个节点
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}, {
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key: "contains",
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value: function contains(target) {
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return this.canvas.contains(target);
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}
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//配置文件
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}, {
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key: "setConfig",
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value: function setConfig(config) {
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this.config = config;
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}
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}, {
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key: "setDecoder",
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value: function setDecoder(decoder) {
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this.decoder = decoder;
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}
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//加载视频
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}, {
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key: "load",
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value: function load() {
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var _this = this;
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this.unload();
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if (!this._src) return;
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this.jsmpeg = new this.decoder.Player(this._src, _objectSpread(_objectSpread({
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canvas: this.canvas
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}, this.config), {}, {
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//当源接收到所有数据时调用的回调
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onSourceCompleted: function onSourceCompleted() {
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_this.readyState = 4;
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_this.emit('canplaythrough');
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},
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//当source第一次接收到数据时调用的回调
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onSourceEstablished: function onSourceEstablished() {
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_this.readyState = 1;
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_this.emit('canplay');
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_this.emit('loadedmetadata');
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},
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//已连接
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onSourceConnected: function onSourceConnected() {
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_this.emit('loadstart');
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},
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//视频流解码完毕
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onVideoDecode: function onVideoDecode(decoder, time) {
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//还未初始化
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if (!_this._init) {
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//更新readyState状态
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_this.readyState = 3;
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_this.emit('loadeddata');
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_this._init = true;
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} else {
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//如果刚才处于卡顿中
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if (_this.readyState == 2) {
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_this.readyState = 3; //更改视频状态
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_this.emit('playing'); //触发playing
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}
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//处于跳转当中，并且当前时间和跳转时间相近，则认为跳转完成
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if (_this._isSeeking && Math.abs(_this.jsmpeg.currentTime - _this._seekingTime) < 0.1) {
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_this._isSeeking = false;
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_this._seekingTime = null;
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_this.emit('seeked');
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}
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_this.emit('timeupdate');
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}
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if (_this.jsmpeg.currentTime > _this.duration) _this.duration = _this.jsmpeg.currentTime + 1; //直播流/实时流是没有总播放时长的，但为了方便外部调用duration不会报错，这里默认给duration实时更新
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_this.emit('durationchange');
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},
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//连接断开
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onSourceDisconnected: function onSourceDisconnected() {
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_this.readyState = 0;
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_this.emit('abort');
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},
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//当播放开始时调用的回调函数
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onPlay: function onPlay() {
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_this.emit('play');
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},
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//当播放暂停时调用的回调函数(例如当.pause()被调用或源结束时)
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onPause: function onPause() {
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_this.emit('pause');
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},
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//当播放到达源的末尾时调用(只在loop=false调用)
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onEnded: function onEnded() {
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_this.emit('ended');
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},
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//当没有足够的数据播放时调用的回调
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onStalled: function onStalled() {
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_this.readyState = 2;
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_this.emit('waiting');
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}
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}));
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this.jsmpeg.volume = this.config.muted ? 0 : 1;
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}
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//卸载视频
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}, {
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key: "unload",
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value: function unload() {
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var _this$jsmpeg6;
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(_this$jsmpeg6 = this.jsmpeg) === null || _this$jsmpeg6 === void 0 || _this$jsmpeg6.destroy();
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this.jsmpeg = null;
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this.duration = null;
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this.jsmpeg = null;
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this.readyState = 0;
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this._init = null;
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}
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//播放视频
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}, {
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key: "play",
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value: function play() {
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var _this$jsmpeg7;
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(_this$jsmpeg7 = this.jsmpeg) === null || _this$jsmpeg7 === void 0 || _this$jsmpeg7.play();
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}
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//暂停视频
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}, {
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key: "pause",
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value: function pause() {
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var _this$jsmpeg8;
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(_this$jsmpeg8 = this.jsmpeg) === null || _this$jsmpeg8 === void 0 || _this$jsmpeg8.pause();
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}
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//抛出事件
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}, {
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key: "emit",
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value: function emit(name) {
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var _this$_event;
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for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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args[_key - 1] = arguments[_key];
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}
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this._event['on' + name] && (_this$_event = this._event)['on' + name].apply(_this$_event, args);
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}
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//移除视频
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}, {
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key: "remove",
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value: function remove() {
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var _this$canvas2;
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(_this$canvas2 = this.canvas) === null || _this$canvas2 === void 0 || _this$canvas2.remove();
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this.canvas = null;
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}
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}]);
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}(); //兼容new Function，为了挂载到window对象上
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if (typeof window != 'undefined') {
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window.YbMpeg = YbMpeg;
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} |