添加metadata解析

docs/uncompiled/artplayer-plugin-flv.js

@@ -170,6 +170,36 @@
   };
   var tinyEmitter = E;
 
+  function _arrayWithoutHoles(arr) {
+    if (Array.isArray(arr)) {
+      for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) {
+        arr2[i] = arr[i];
+      }
+
+      return arr2;
+    }
+  }
+
+  var arrayWithoutHoles = _arrayWithoutHoles;
+
+  function _iterableToArray(iter) {
+    if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter);
+  }
+
+  var iterableToArray = _iterableToArray;
+
+  function _nonIterableSpread() {
+    throw new TypeError("Invalid attempt to spread non-iterable instance");
+  }
+
+  var nonIterableSpread = _nonIterableSpread;
+
+  function _toConsumableArray(arr) {
+    return arrayWithoutHoles(arr) || iterableToArray(arr) || nonIterableSpread();
+  }
+
+  var toConsumableArray = _toConsumableArray;
+
   function _isNativeFunction(fn) {
     return Function.toString.call(fn).indexOf("[native code]") !== -1;
   }
@@ -292,13 +322,56 @@
       return totle + num * Math.pow(256, arr.length - index - 1);
     }, 0);
   }
+  function string2Bin(str) {
+    var result = [];
+
+    for (var i = 0; i < str.length; i += 1) {
+      result.push(Number(str.charCodeAt(i).toString(10)));
+    }
+
+    return result;
+  }
+  function bin2String(array) {
+    var _String$fromCharCode;
+
+    return (_String$fromCharCode = String.fromCharCode).call.apply(_String$fromCharCode, [String].concat(toConsumableArray(array)));
+  }
+  function bin2Float(array) {
+    var view = new DataView(new ArrayBuffer(array.length));
+    array.forEach(function (b, i) {
+      view.setUint8(i, b);
+    });
+    return view.getFloat64(0);
+  }
+  function bin2Boolean(bin) {
+    return bin === 1;
+  }
+  function readUint8(uint8) {
+    var index = 0;
+    return function read(length) {
+      var result = [];
+
+      for (var i = 0; i < length; i += 1) {
+        result.push(uint8[index]);
+        index += 1;
+      }
+
+      read.index = index;
+      return result;
+    };
+  }
 
   var utils = /*#__PURE__*/Object.freeze({
     FlvError: FlvError,
     errorHandle: errorHandle,
     mergeTypedArrays: mergeTypedArrays,
     sleep: sleep,
-    getUint8Sum: getUint8Sum
+    getUint8Sum: getUint8Sum,
+    string2Bin: string2Bin,
+    bin2String: bin2String,
+    bin2Float: bin2Float,
+    bin2Boolean: bin2Boolean,
+    readUint8: readUint8
   });
 
   function checkSupport(options) {
@@ -535,6 +608,7 @@
   }
 
   function readFile(flv, file) {
+    console.log(file);
     flv.emit('flvFetchStart');
     var proxy = flv.events.proxy;
     var reader = new FileReader();
@@ -546,6 +620,213 @@
     reader.readAsArrayBuffer(file);
   }
 
+  function _arrayWithHoles(arr) {
+    if (Array.isArray(arr)) return arr;
+  }
+
+  var arrayWithHoles = _arrayWithHoles;
+
+  function _iterableToArrayLimit(arr, i) {
+    var _arr = [];
+    var _n = true;
+    var _d = false;
+    var _e = undefined;
+
+    try {
+      for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
+        _arr.push(_s.value);
+
+        if (i && _arr.length === i) break;
+      }
+    } catch (err) {
+      _d = true;
+      _e = err;
+    } finally {
+      try {
+        if (!_n && _i["return"] != null) _i["return"]();
+      } finally {
+        if (_d) throw _e;
+      }
+    }
+
+    return _arr;
+  }
+
+  var iterableToArrayLimit = _iterableToArrayLimit;
+
+  function _nonIterableRest() {
+    throw new TypeError("Invalid attempt to destructure non-iterable instance");
+  }
+
+  var nonIterableRest = _nonIterableRest;
+
+  function _slicedToArray(arr, i) {
+    return arrayWithHoles(arr) || iterableToArrayLimit(arr, i) || nonIterableRest();
+  }
+
+  var slicedToArray = _slicedToArray;
+
+  function getMetaData(scripTag) {
+    var readMetaData = readUint8(scripTag.body);
+    var metadata = Object.create(null);
+    var amf1 = Object.create(null);
+    var amf2 = Object.create(null);
+
+    var _readMetaData = readMetaData(1);
+
+    var _readMetaData2 = slicedToArray(_readMetaData, 1);
+
+    amf1.type = _readMetaData2[0];
+    amf1.size = getUint8Sum(readMetaData(2));
+    amf1.string = bin2String(readMetaData(amf1.size));
+
+    var _readMetaData3 = readMetaData(1);
+
+    var _readMetaData4 = slicedToArray(_readMetaData3, 1);
+
+    amf2.type = _readMetaData4[0];
+    amf2.size = getUint8Sum(readMetaData(4));
+    amf2.metaData = Object.create(null);
+    console.log(scripTag.body.slice(13));
+    var nameLength = getUint8Sum(readMetaData(2));
+    var name = bin2String(readMetaData(nameLength));
+    var type = readMetaData(1)[0];
+    var valueLength = getUint8Sum(readMetaData(2));
+    var value = bin2String(readMetaData(valueLength));
+    console.log(type, name, value);
+    var nameLength2 = getUint8Sum(readMetaData(2));
+    var name2 = bin2String(readMetaData(nameLength2));
+    var type2 = readMetaData(1)[0];
+    var valueLength2 = getUint8Sum(readMetaData(2));
+    var value2 = bin2String(readMetaData(valueLength2));
+    console.log(type2, name2, value2);
+    var nameLength3 = getUint8Sum(readMetaData(2));
+    var name3 = bin2String(readMetaData(nameLength3));
+    var type3 = readMetaData(1)[0];
+    var value3 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type3, name3, value3);
+    var nameLength4 = getUint8Sum(readMetaData(2));
+    var name4 = bin2String(readMetaData(nameLength4));
+    var type4 = readMetaData(1)[0];
+    var value4 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type4, name4, value4);
+    var nameLength5 = getUint8Sum(readMetaData(2));
+    var name5 = bin2String(readMetaData(nameLength5));
+    var type5 = readMetaData(1)[0];
+    var value5 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type5, name5, value5);
+    var nameLength6 = getUint8Sum(readMetaData(2));
+    var name6 = bin2String(readMetaData(nameLength6));
+    var type6 = readMetaData(1)[0];
+    var value6 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type6, name6, value6);
+    var nameLength7 = getUint8Sum(readMetaData(2));
+    var name7 = bin2String(readMetaData(nameLength7));
+    var type7 = readMetaData(1)[0];
+    var value7 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type7, name7, value7);
+    var nameLength8 = getUint8Sum(readMetaData(2));
+    var name8 = bin2String(readMetaData(nameLength8));
+    var type8 = readMetaData(1)[0];
+    var value8 = bin2Float(readMetaData(8));
+    console.log(type8, name8, value8);
+    var nameLength9 = getUint8Sum(readMetaData(2));
+    var name9 = bin2String(readMetaData(nameLength9));
+    var type9 = readMetaData(1)[0];
+    var value9 = bin2Float(readMetaData(8));
+    console.log(type9, name9, value9);
+    var nameLength10 = getUint8Sum(readMetaData(2));
+    var name10 = bin2String(readMetaData(nameLength10));
+    var type10 = readMetaData(1)[0];
+    var value10 = bin2Float(readMetaData(8));
+    console.log(type10, name10, value10);
+    var nameLength11 = getUint8Sum(readMetaData(2));
+    var name11 = bin2String(readMetaData(nameLength11));
+    var type11 = readMetaData(1)[0];
+    var value11 = bin2Float(readMetaData(8));
+    console.log(type11, name11, value11);
+    var nameLength12 = getUint8Sum(readMetaData(2));
+    var name12 = bin2String(readMetaData(nameLength12));
+    var type12 = readMetaData(1)[0];
+    var value12 = bin2Float(readMetaData(8));
+    console.log(type12, name12, value12);
+    var nameLength13 = getUint8Sum(readMetaData(2));
+    var name13 = bin2String(readMetaData(nameLength13));
+    var type13 = readMetaData(1)[0];
+    var value13 = bin2Float(readMetaData(8));
+    console.log(type13, name13, value13);
+    var nameLength14 = getUint8Sum(readMetaData(2));
+    var name14 = bin2String(readMetaData(nameLength14));
+    var type14 = readMetaData(1)[0];
+    var value14 = bin2Float(readMetaData(8));
+    console.log(type14, name14, value14);
+    var nameLength15 = getUint8Sum(readMetaData(2));
+    var name15 = bin2String(readMetaData(nameLength15));
+    var type15 = readMetaData(1)[0];
+    var value15 = bin2Float(readMetaData(8));
+    console.log(type15, name15, value15);
+    var nameLength16 = getUint8Sum(readMetaData(2));
+    var name16 = bin2String(readMetaData(nameLength16));
+    var type16 = readMetaData(1)[0];
+    var value16 = bin2Float(readMetaData(8));
+    console.log(type16, name16, value16);
+    var nameLength17 = getUint8Sum(readMetaData(2));
+    var name17 = bin2String(readMetaData(nameLength17));
+    var type17 = readMetaData(1)[0];
+    var value17 = bin2Float(readMetaData(8));
+    console.log(type17, name17, value17);
+    var nameLength18 = getUint8Sum(readMetaData(2));
+    var name18 = bin2String(readMetaData(nameLength18));
+    var type18 = readMetaData(1)[0];
+    var value18 = bin2Float(readMetaData(8));
+    console.log(type18, name18, value18);
+    var nameLength19 = getUint8Sum(readMetaData(2));
+    var name19 = bin2String(readMetaData(nameLength19));
+    var type19 = readMetaData(1)[0];
+    var value19 = bin2Float(readMetaData(8));
+    console.log(type19, name19, value19);
+    var nameLength20 = getUint8Sum(readMetaData(2));
+    var name20 = bin2String(readMetaData(nameLength20));
+    var type20 = readMetaData(1)[0];
+    var value20 = bin2Float(readMetaData(8));
+    console.log(type20, name20, value20);
+    var nameLength21 = getUint8Sum(readMetaData(2));
+    var name21 = bin2String(readMetaData(nameLength21));
+    var type21 = readMetaData(1)[0];
+    var value21 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type21, name21, value21);
+    var nameLength22 = getUint8Sum(readMetaData(2));
+    var name22 = bin2String(readMetaData(nameLength22));
+    var type22 = readMetaData(1)[0];
+    var value22 = bin2Float(readMetaData(8));
+    console.log(type22, name22, value22);
+    var nameLength23 = getUint8Sum(readMetaData(2));
+    var name23 = bin2String(readMetaData(nameLength23));
+    var type23 = readMetaData(1)[0];
+    var value23 = bin2Float(readMetaData(8));
+    console.log(type23, name23, value23);
+    var nameLength24 = getUint8Sum(readMetaData(2));
+    var name24 = bin2String(readMetaData(nameLength24));
+    var type24 = readMetaData(1)[0];
+    var value24 = bin2Float(readMetaData(8));
+    console.log(type24, name24, value24);
+    var nameLength25 = getUint8Sum(readMetaData(2));
+    var name25 = bin2String(readMetaData(nameLength25));
+    var type25 = readMetaData(1)[0];
+    var value25 = bin2Float(readMetaData(8));
+    console.log(type25, name25, value25);
+    var nameLength26 = getUint8Sum(readMetaData(2));
+    var name26 = bin2String(readMetaData(nameLength26));
+    var type26 = readMetaData(1)[0];
+    console.log(scripTag.body.slice(readMetaData.index));
+    console.log(type26, name26); // while (readMetaData.index < scripTag.body.length) {
+    // }
+
+    metadata.amf1 = amf1;
+    metadata.amf2 = amf2;
+    return metadata;
+  }
+
   var FlvParse =
   /*#__PURE__*/
   function () {
@@ -558,6 +839,7 @@
       this.uint8 = new Uint8Array(0);
       this.index = 0;
       this.header = null;
+      this.metadata = null;
       this.tags = [];
       this.done = false;
       flv.on('flvFetchStart', function () {
@@ -582,6 +864,7 @@
           _this.uint8 = uint8;
           _this.index = 0;
           _this.header = null;
+          _this.metadata = null;
           _this.tags = [];
 
           _this.parse();
@@ -620,6 +903,10 @@
           this.tags.push(tag);
           this.read(4);
         }
+
+        if (this.tags.length > 1 && this.tags[0].tagType[0] === 18 && !this.metadata) {
+          this.metadata = getMetaData(this.tags[0]);
+        }
       }
     }, {
       key: "read",
@@ -647,6 +934,7 @@
           }
         });
         console.log(this.header);
+        console.log(this.metadata);
         console.log(this.tags);
         console.log(types);
       }

docs/uncompiled/artplayer-plugin-flv.js.map

@@ -1 +1 @@
-{"version":3,"file":"artplayer-plugin-flv.js","sources":["../../node_modules/@babel/runtime/helpers/classCallCheck.js","../../node_modules/@babel/runtime/helpers/createClass.js","../../node_modules/@babel/runtime/helpers/typeof.js","../../node_modules/@babel/runtime/helpers/assertThisInitialized.js","../../node_modules/@babel/runtime/helpers/possibleConstructorReturn.js","../../node_modules/@babel/runtime/helpers/getPrototypeOf.js","../../node_modules/@babel/runtime/helpers/setPrototypeOf.js","../../node_modules/@babel/runtime/helpers/inherits.js","../../packages/artplayer-plugin-flv/node_modules/tiny-emitter/index.js","../../node_modules/@babel/runtime/helpers/isNativeFunction.js","../../node_modules/@babel/runtime/helpers/construct.js","../../node_modules/@babel/runtime/helpers/wrapNativeSuper.js","../../packages/artplayer-plugin-flv/src/utils/index.js","../../packages/artplayer-plugin-flv/src/utils/checkSupport.js","../../packages/artplayer-plugin-flv/src/eventProxy.js","../../packages/artplayer-plugin-flv/src/creatWorker.js","../../packages/artplayer-plugin-flv/src/config.js","../../packages/artplayer-plugin-flv/src/creatMediaSource.js","../../packages/artplayer-plugin-flv/src/flvParse/fetchStream.js","../../packages/artplayer-plugin-flv/src/flvParse/readFile.js","../../packages/artplayer-plugin-flv/src/flvParse/index.js","../../packages/artplayer-plugin-flv/src/index.js"],"sourcesContent":["function _classCallCheck(instance, Constructor) {\n  if (!(instance instanceof Constructor)) {\n    throw new TypeError(\"Cannot call a class as a function\");\n  }\n}\n\nmodule.exports = _classCallCheck;","function _defineProperties(target, props) {\n  for (var i = 0; i < props.length; i++) {\n    var descriptor = props[i];\n    descriptor.enumerable = descriptor.enumerable || false;\n    descriptor.configurable = true;\n    if (\"value\" in descriptor) descriptor.writable = true;\n    Object.defineProperty(target, descriptor.key, descriptor);\n  }\n}\n\nfunction _createClass(Constructor, protoProps, staticProps) {\n  if (protoProps) _defineProperties(Constructor.prototype, protoProps);\n  if (staticProps) _defineProperties(Constructor, staticProps);\n  return Constructor;\n}\n\nmodule.exports = _createClass;","function _typeof2(obj) { if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof2(obj); }\n\nfunction _typeof(obj) {\n  if (typeof Symbol === \"function\" && _typeof2(Symbol.iterator) === \"symbol\") {\n    module.exports = _typeof = function _typeof(obj) {\n      return _typeof2(obj);\n    };\n  } else {\n    module.exports = _typeof = function _typeof(obj) {\n      return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : _typeof2(obj);\n    };\n  }\n\n  return _typeof(obj);\n}\n\nmodule.exports = _typeof;","function _assertThisInitialized(self) {\n  if (self === void 0) {\n    throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\");\n  }\n\n  return self;\n}\n\nmodule.exports = _assertThisInitialized;","var _typeof = require(\"../helpers/typeof\");\n\nvar assertThisInitialized = require(\"./assertThisInitialized\");\n\nfunction _possibleConstructorReturn(self, call) {\n  if (call && (_typeof(call) === \"object\" || typeof call === \"function\")) {\n    return call;\n  }\n\n  return assertThisInitialized(self);\n}\n\nmodule.exports = _possibleConstructorReturn;","function _getPrototypeOf(o) {\n  module.exports = _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {\n    return o.__proto__ || Object.getPrototypeOf(o);\n  };\n  return _getPrototypeOf(o);\n}\n\nmodule.exports = _getPrototypeOf;","function _setPrototypeOf(o, p) {\n  module.exports = _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {\n    o.__proto__ = p;\n    return o;\n  };\n\n  return _setPrototypeOf(o, p);\n}\n\nmodule.exports = _setPrototypeOf;","var setPrototypeOf = require(\"./setPrototypeOf\");\n\nfunction _inherits(subClass, superClass) {\n  if (typeof superClass !== \"function\" && superClass !== null) {\n    throw new TypeError(\"Super expression must either be null or a function\");\n  }\n\n  subClass.prototype = Object.create(superClass && superClass.prototype, {\n    constructor: {\n      value: subClass,\n      writable: true,\n      configurable: true\n    }\n  });\n  if (superClass) setPrototypeOf(subClass, superClass);\n}\n\nmodule.exports = _inherits;","function E () {\n  // Keep this empty so it's easier to inherit from\n  // (via https://github.com/lipsmack from https://github.com/scottcorgan/tiny-emitter/issues/3)\n}\n\nE.prototype = {\n  on: function (name, callback, ctx) {\n    var e = this.e Line truncated
+{"version":3,"file":"artplayer-plugin-flv.js","sources":["../../node_modules/@babel/runtime/helpers/classCallCheck.js","../../node_modules/@babel/runtime/helpers/createClass.js","../../node_modules/@babel/runtime/helpers/typeof.js","../../node_modules/@babel/runtime/helpers/assertThisInitialized.js","../../node_modules/@babel/runtime/helpers/possibleConstructorReturn.js","../../node_modules/@babel/runtime/helpers/getPrototypeOf.js","../../node_modules/@babel/runtime/helpers/setPrototypeOf.js","../../node_modules/@babel/runtime/helpers/inherits.js","../../packages/artplayer-plugin-flv/node_modules/tiny-emitter/index.js","../../node_modules/@babel/runtime/helpers/arrayWithoutHoles.js","../../node_modules/@babel/runtime/helpers/iterableToArray.js","../../node_modules/@babel/runtime/helpers/nonIterableSpread.js","../../node_modules/@babel/runtime/helpers/toConsumableArray.js","../../node_modules/@babel/runtime/helpers/isNativeFunction.js","../../node_modules/@babel/runtime/helpers/construct.js","../../node_modules/@babel/runtime/helpers/wrapNativeSuper.js","../../packages/artplayer-plugin-flv/src/utils/index.js","../../packages/artplayer-plugin-flv/src/utils/checkSupport.js","../../packages/artplayer-plugin-flv/src/eventProxy.js","../../packages/artplayer-plugin-flv/src/creatWorker.js","../../packages/artplayer-plugin-flv/src/config.js","../../packages/artplayer-plugin-flv/src/creatMediaSource.js","../../packages/artplayer-plugin-flv/src/flvParse/fetchStream.js","../../packages/artplayer-plugin-flv/src/flvParse/readFile.js","../../node_modules/@babel/runtime/helpers/arrayWithHoles.js","../../node_modules/@babel/runtime/helpers/iterableToArrayLimit.js","../../node_modules/@babel/runtime/helpers/nonIterableRest.js","../../node_modules/@babel/runtime/helpers/slicedToArray.js","../../packages/artplayer-plugin-flv/src/flvParse/getMetaData.js","../../packages/artplayer-plugin-flv/src/flvParse/index.js","../../packages/artplayer-plugin-flv/src/index.js"],"sourcesContent":["function _classCallCheck(instance, Constructor) {\n  if (!(instance instanceof Constructor)) {\n    throw new TypeError(\"Cannot call a class as a function\");\n  }\n}\n\nmodule.exports = _classCallCheck;","function _defineProperties(target, props) {\n  for (var i = 0; i < props.length; i++) {\n    var descriptor = props[i];\n    descriptor.enumerable = descriptor.enumerable || false;\n    descriptor.configurable = true;\n    if (\"value\" in descriptor) descriptor.writable = true;\n    Object.defineProperty(target, descriptor.key, descriptor);\n  }\n}\n\nfunction _createClass(Constructor, protoProps, staticProps) {\n  if (protoProps) _defineProperties(Constructor.prototype, protoProps);\n  if (staticProps) _defineProperties(Constructor, staticProps);\n  return Constructor;\n}\n\nmodule.exports = _createClass;","function _typeof2(obj) { if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof2(obj); }\n\nfunction _typeof(obj) {\n  if (typeof Symbol === \"function\" && _typeof2(Symbol.iterator) === \"symbol\") {\n    module.exports = _typeof = function _typeof(obj) {\n      return _typeof2(obj);\n    };\n  } else {\n    module.exports = _typeof = function _typeof(obj) {\n      return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : _typeof2(obj);\n    };\n  }\n\n  return _typeof(obj);\n}\n\nmodule.exports = _typeof;","function _assertThisInitialized(self) {\n  if (self === void 0) {\n    throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\");\n  }\n\n  return self;\n}\n\nmodule.exports = _assertThisInitialized;","var _typeof = require(\"../helpers/typeof\");\n\nvar assertThisInitialized = require(\"./assertThisInitialized\");\n\nfunction _possibleConstructorReturn(self, call) {\n  if (call && (_typeof(call) === \"object\" || typeof call === \"function\")) {\n    return call;\n  }\n\n  return assertThisInitialized(self);\n}\n\nmodule.exports = _possibleConstructorReturn;","function _getPrototypeOf(o) {\n  module.exports = _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {\n    return o.__proto__ || Object.getPrototypeOf(o);\n  };\n  return _getPrototypeOf(o);\n}\n\nmodule.exports = _getPrototypeOf;","function _setPrototypeOf(o, p) {\n  module.exports = _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {\n    o.__proto__ = p;\n    return o;\n  };\n\n  return _setPrototypeOf(o, p);\n}\n\nmodule.exports = _setPrototypeOf;","var setPrototypeOf = require(\"./setPrototypeOf\");\n\nfunction _inherits(subClass, superClass) {\n  if (typeof superClass !== \"function\" && superClass !== null) {\n    throw new TypeError(\"Super expLine truncated

packages/artplayer-plugin-flv/src/flvParse/getMetaData.js

@@ -0,0 +1,200 @@
+import { getUint8Sum, readUint8, bin2String, bin2Boolean, bin2Float } from '../utils';
+
+function getValueLength(type) {
+    return {
+        0: 8, // Number
+        1: 1, // Boolean
+        2: 200, // String
+        3: 1, // Object
+        4: 1, // MovieClip
+        5: 1, // Null
+        6: 1, // Undefined
+        7: 1, // Reference
+        8: 1, // ECMA array
+        9: 1, // Object end marker
+        10: 4, // Strict array
+        11: 8, // Date
+        12: 4, // Long string
+    }[type];
+}
+
+export default function getMetaData(scripTag) {
+    const readMetaData = readUint8(scripTag.body);
+    const metadata = Object.create(null);
+    const amf1 = Object.create(null);
+    const amf2 = Object.create(null);
+    [amf1.type] = readMetaData(1);
+    amf1.size = getUint8Sum(readMetaData(2));
+    amf1.string = bin2String(readMetaData(amf1.size));
+    [amf2.type] = readMetaData(1);
+    amf2.size = getUint8Sum(readMetaData(4));
+    amf2.metaData = Object.create(null);
+
+    console.log(scripTag.body.slice(13));
+
+    const nameLength = getUint8Sum(readMetaData(2));
+    const name = bin2String(readMetaData(nameLength));
+    const type = readMetaData(1)[0];
+    const valueLength = getUint8Sum(readMetaData(2));
+    const value = bin2String(readMetaData(valueLength));
+    console.log(type, name, value);
+
+    const nameLength2 = getUint8Sum(readMetaData(2));
+    const name2 = bin2String(readMetaData(nameLength2));
+    const type2 = readMetaData(1)[0];
+    const valueLength2 = getUint8Sum(readMetaData(2));
+    const value2 = bin2String(readMetaData(valueLength2));
+    console.log(type2, name2, value2);
+
+    const nameLength3 = getUint8Sum(readMetaData(2));
+    const name3 = bin2String(readMetaData(nameLength3));
+    const type3 = readMetaData(1)[0];
+    const value3 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type3, name3, value3);
+
+    const nameLength4 = getUint8Sum(readMetaData(2));
+    const name4 = bin2String(readMetaData(nameLength4));
+    const type4 = readMetaData(1)[0];
+    const value4 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type4, name4, value4);
+
+    const nameLength5 = getUint8Sum(readMetaData(2));
+    const name5 = bin2String(readMetaData(nameLength5));
+    const type5 = readMetaData(1)[0];
+    const value5 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type5, name5, value5);
+
+    const nameLength6 = getUint8Sum(readMetaData(2));
+    const name6 = bin2String(readMetaData(nameLength6));
+    const type6 = readMetaData(1)[0];
+    const value6 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type6, name6, value6);
+
+    const nameLength7 = getUint8Sum(readMetaData(2));
+    const name7 = bin2String(readMetaData(nameLength7));
+    const type7 = readMetaData(1)[0];
+    const value7 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type7, name7, value7);
+
+    const nameLength8 = getUint8Sum(readMetaData(2));
+    const name8 = bin2String(readMetaData(nameLength8));
+    const type8 = readMetaData(1)[0];
+    const value8 = bin2Float(readMetaData(8));
+    console.log(type8, name8, value8);
+
+    const nameLength9 = getUint8Sum(readMetaData(2));
+    const name9 = bin2String(readMetaData(nameLength9));
+    const type9 = readMetaData(1)[0];
+    const value9 = bin2Float(readMetaData(8));
+    console.log(type9, name9, value9);
+
+    const nameLength10 = getUint8Sum(readMetaData(2));
+    const name10 = bin2String(readMetaData(nameLength10));
+    const type10 = readMetaData(1)[0];
+    const value10 = bin2Float(readMetaData(8));
+    console.log(type10, name10, value10);
+
+    const nameLength11 = getUint8Sum(readMetaData(2));
+    const name11 = bin2String(readMetaData(nameLength11));
+    const type11 = readMetaData(1)[0];
+    const value11 = bin2Float(readMetaData(8));
+    console.log(type11, name11, value11);
+
+    const nameLength12 = getUint8Sum(readMetaData(2));
+    const name12 = bin2String(readMetaData(nameLength12));
+    const type12 = readMetaData(1)[0];
+    const value12 = bin2Float(readMetaData(8));
+    console.log(type12, name12, value12);
+
+    const nameLength13 = getUint8Sum(readMetaData(2));
+    const name13 = bin2String(readMetaData(nameLength13));
+    const type13 = readMetaData(1)[0];
+    const value13 = bin2Float(readMetaData(8));
+    console.log(type13, name13, value13);
+
+    const nameLength14 = getUint8Sum(readMetaData(2));
+    const name14 = bin2String(readMetaData(nameLength14));
+    const type14 = readMetaData(1)[0];
+    const value14 = bin2Float(readMetaData(8));
+    console.log(type14, name14, value14);
+
+    const nameLength15 = getUint8Sum(readMetaData(2));
+    const name15 = bin2String(readMetaData(nameLength15));
+    const type15 = readMetaData(1)[0];
+    const value15 = bin2Float(readMetaData(8));
+    console.log(type15, name15, value15);
+
+    const nameLength16 = getUint8Sum(readMetaData(2));
+    const name16 = bin2String(readMetaData(nameLength16));
+    const type16 = readMetaData(1)[0];
+    const value16 = bin2Float(readMetaData(8));
+    console.log(type16, name16, value16);
+
+    const nameLength17 = getUint8Sum(readMetaData(2));
+    const name17 = bin2String(readMetaData(nameLength17));
+    const type17 = readMetaData(1)[0];
+    const value17 = bin2Float(readMetaData(8));
+    console.log(type17, name17, value17);
+
+    const nameLength18 = getUint8Sum(readMetaData(2));
+    const name18 = bin2String(readMetaData(nameLength18));
+    const type18 = readMetaData(1)[0];
+    const value18 = bin2Float(readMetaData(8));
+    console.log(type18, name18, value18);
+
+    const nameLength19 = getUint8Sum(readMetaData(2));
+    const name19 = bin2String(readMetaData(nameLength19));
+    const type19 = readMetaData(1)[0];
+    const value19 = bin2Float(readMetaData(8));
+    console.log(type19, name19, value19);
+
+    const nameLength20 = getUint8Sum(readMetaData(2));
+    const name20 = bin2String(readMetaData(nameLength20));
+    const type20 = readMetaData(1)[0];
+    const value20 = bin2Float(readMetaData(8));
+    console.log(type20, name20, value20);
+
+    const nameLength21 = getUint8Sum(readMetaData(2));
+    const name21 = bin2String(readMetaData(nameLength21));
+    const type21 = readMetaData(1)[0];
+    const value21 = bin2Boolean(readMetaData(1)[0]);
+    console.log(type21, name21, value21);
+
+    const nameLength22 = getUint8Sum(readMetaData(2));
+    const name22 = bin2String(readMetaData(nameLength22));
+    const type22 = readMetaData(1)[0];
+    const value22 = bin2Float(readMetaData(8));
+    console.log(type22, name22, value22);
+
+    const nameLength23 = getUint8Sum(readMetaData(2));
+    const name23 = bin2String(readMetaData(nameLength23));
+    const type23 = readMetaData(1)[0];
+    const value23 = bin2Float(readMetaData(8));
+    console.log(type23, name23, value23);
+
+    const nameLength24 = getUint8Sum(readMetaData(2));
+    const name24 = bin2String(readMetaData(nameLength24));
+    const type24 = readMetaData(1)[0];
+    const value24 = bin2Float(readMetaData(8));
+    console.log(type24, name24, value24);
+
+    const nameLength25 = getUint8Sum(readMetaData(2));
+    const name25 = bin2String(readMetaData(nameLength25));
+    const type25 = readMetaData(1)[0];
+    const value25 = bin2Float(readMetaData(8));
+    console.log(type25, name25, value25);
+
+    const nameLength26 = getUint8Sum(readMetaData(2));
+    const name26 = bin2String(readMetaData(nameLength26));
+    const type26 = readMetaData(1)[0];
+    console.log(scripTag.body.slice(readMetaData.index));
+    console.log(type26, name26);
+
+    // while (readMetaData.index < scripTag.body.length) {
+
+    // }
+
+    metadata.amf1 = amf1;
+    metadata.amf2 = amf2;
+    return metadata;
+}

packages/artplayer-plugin-flv/src/flvParse/index.js

@@ -1,5 +1,6 @@
 import fetchStream from './fetchStream';
 import readFile from './readFile';
+import getMetaData from './getMetaData';
 import { mergeTypedArrays, getUint8Sum } from '../utils';
 
 export default class FlvParse {
@@ -8,6 +9,7 @@ export default class FlvParse {
         this.uint8 = new Uint8Array(0);
         this.index = 0;
         this.header = null;
+        this.metadata = null;
         this.tags = [];
         this.done = false;
 
@@ -35,6 +37,7 @@ export default class FlvParse {
                 this.uint8 = uint8;
                 this.index = 0;
                 this.header = null;
+                this.metadata = null;
                 this.tags = [];
                 this.parse();
             }
@@ -69,6 +72,10 @@ export default class FlvParse {
             this.tags.push(tag);
             this.read(4);
         }
+
+        if (this.tags.length > 1 && this.tags[0].tagType[0] === 18 && !this.metadata) {
+            this.metadata = getMetaData(this.tags[0]);
+        }
     }
 
     read(length) {
@@ -91,6 +98,7 @@ export default class FlvParse {
             }
         });
         console.log(this.header);
+        console.log(this.metadata);
         console.log(this.tags);
         console.log(types);
     }

packages/artplayer-plugin-flv/src/flvParse/readFile.js

@@ -1,4 +1,5 @@
 export default function readFile(flv, file) {
+    console.log(file);
     flv.emit('flvFetchStart');
     const { proxy } = flv.events;
     const reader = new FileReader();

packages/artplayer-plugin-flv/src/utils/index.js

@@ -28,3 +28,40 @@ export function sleep(ms = 0) {
 export function getUint8Sum(arr) {
     return arr.reduce((totle, num, index) => totle + num * 256 ** (arr.length - index - 1), 0);
 }
+
+export function string2Bin(str) {
+    const result = [];
+    for (let i = 0; i < str.length; i += 1) {
+        result.push(Number(str.charCodeAt(i).toString(10)));
+    }
+    return result;
+}
+
+export function bin2String(array) {
+    return String.fromCharCode.call(String, ...array);
+}
+
+export function bin2Float(array) {
+    const view = new DataView(new ArrayBuffer(array.length));
+    array.forEach((b, i) => {
+        view.setUint8(i, b);
+    });
+    return view.getFloat64(0);
+}
+
+export function bin2Boolean(bin) {
+    return bin === 1;
+}
+
+export function readUint8(uint8) {
+    let index = 0;
+    return function read(length) {
+        const result = [];
+        for (let i = 0; i < length; i += 1) {
+            result.push(uint8[index]);
+            index += 1;
+        }
+        read.index = index;
+        return result;
+    };
+}