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解析amf成功

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Harvey Zack committed 2018-12-21 11:24:15 +08:00
1 parent 94aaf29da8
commit 3afe2e1640
4 files changed
+204 -102
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docs/uncompiled/artplayer-plugin-flv.js
+116 -55
View File
@@ -667,56 +667,131 @@
var slicedToArray = _slicedToArray;
function getMetaData(scripTag) {
var readMetaData = readUint8(scripTag.body);
var readScripTag = readUint8(scripTag.body);
var metadata = Object.create(null);
var amf1 = Object.create(null);
var amf2 = Object.create(null);
var _readMetaData = readMetaData(1);
var _readScripTag = readScripTag(1);
var _readMetaData2 = slicedToArray(_readMetaData, 1);
var _readScripTag2 = slicedToArray(_readScripTag, 1);
amf1.type = _readMetaData2[0];
amf1.size = getUint8Sum(readMetaData(2));
amf1.string = bin2String(readMetaData(amf1.size));
amf1.type = _readScripTag2[0];
amf1.size = getUint8Sum(readScripTag(2));
amf1.string = bin2String(readScripTag(amf1.size));
var _readMetaData3 = readMetaData(1);
var _readScripTag3 = readScripTag(1);
var _readMetaData4 = slicedToArray(_readMetaData3, 1);
var _readScripTag4 = slicedToArray(_readScripTag3, 1);
amf2.type = _readMetaData4[0];
amf2.size = getUint8Sum(readMetaData(4));
amf2.type = _readScripTag4[0];
amf2.size = getUint8Sum(readScripTag(4));
amf2.metaData = Object.create(null);
while (readMetaData.index < scripTag.body.length) {
var nameLength = getUint8Sum(readMetaData(2));
var name = bin2String(readMetaData(nameLength));
var type = readMetaData(1)[0];
function getValue(type) {
var value = null;
switch (type) {
case 0:
amf2.metaData[name] = bin2Float(readMetaData(8));
break;
case 1:
amf2.metaData[name] = bin2Boolean(readMetaData(1)[0]);
break;
case 2:
{
var valueLength = getUint8Sum(readMetaData(2));
amf2.metaData[name] = bin2String(readMetaData(valueLength));
if (type !== undefined) {
switch (type) {
case 0:
value = bin2Float(readScripTag(8));
break;
}
case 3:
amf2.metaData[name] = Object.create(null);
readMetaData(scripTag.body.length - readMetaData.index);
break;
case 1:
value = bin2Boolean(readScripTag(1)[0]);
break;
default:
errorHandle(false, "AMF: Unknown metaData type: ".concat(type));
break;
case 2:
{
var valueLength = getUint8Sum(readScripTag(2));
value = bin2String(readScripTag(valueLength));
break;
}
case 3:
{
value = Object.create(null);
var endObject = false;
while (!endObject && readScripTag.index < scripTag.body.length) {
var nameLength = getUint8Sum(readScripTag(2));
var name = bin2String(readScripTag(nameLength));
var _type = readScripTag(1)[0];
if (name) {
value[name] = getValue(_type);
}
if (_type === 9) {
endObject = true;
}
}
break;
}
case 8:
{
value = Object.create(null);
var _endObject = false;
while (!_endObject && readScripTag.index < scripTag.body.length) {
var _nameLength = getUint8Sum(readScripTag(2));
var _name = bin2String(readScripTag(_nameLength));
var _type2 = readScripTag(1)[0];
if (_name) {
value[_name] = getValue(_type2);
}
if (_type2 === 9) {
_endObject = true;
}
}
break;
}
case 10:
{
var _valueLength = getUint8Sum(readScripTag(4));
value = [];
for (var index = 0; index < _valueLength; index += 1) {
var itemType = readScripTag(1)[0];
value.push(getValue(itemType));
}
break;
}
case 12:
{
var _valueLength2 = getUint8Sum(readScripTag(4));
value = bin2String(readScripTag(_valueLength2));
break;
}
default:
console.warn("AMF: Unknown metaData type: ".concat(type, " in ").concat(readScripTag.index - 1));
break;
}
}
return value;
}
while (readScripTag.index < scripTag.body.length) {
var nameLength = getUint8Sum(readScripTag(2));
var name = bin2String(readScripTag(nameLength));
var type = readScripTag(1)[0];
if (name) {
amf2.metaData[name] = getValue(type);
}
}
@@ -733,6 +808,7 @@
classCallCheck(this, FlvParse);
this.flv = flv;
var url = flv.options.url;
this.uint8 = new Uint8Array(0);
this.index = 0;
@@ -769,8 +845,6 @@
}
flv.emit('parseDone');
_this.verify();
});
if (typeof url === 'string') {
@@ -791,6 +865,8 @@
header.headersize = this.read(4);
this.header = header;
this.read(4);
this.flv.emit('parseHeader', this.header);
console.log(this.header);
}
while (this.index < this.uint8.length) {
@@ -802,10 +878,13 @@
tag.body = this.read(getUint8Sum(tag.dataSize));
this.tags.push(tag);
this.read(4);
this.flv.emit('parseTag', tag);
}
if (this.tags.length > 1 && this.tags[0].tagType[0] === 18 && !this.metadata) {
this.metadata = getMetaData(this.tags[0]);
this.flv.emit('parseMetadata', this.metadata);
console.log(this.metadata);
}
}
}, {
@@ -820,24 +899,6 @@
return tempUint8;
}
}, {
key: "verify",
value: function verify() {
var types = Object.create(null);
this.tags.forEach(function (item) {
var tagType = item.tagType[0];
if (types[tagType]) {
types[tagType] += 1;
} else {
types[tagType] = 1;
}
});
console.log(this.header);
console.log(this.metadata);
console.log(this.tags);
console.log(types);
}
}]);
return FlvParse;
docs/uncompiled/artplayer-plugin-flv.js.map
+1 -1
View File
@@ -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/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
{"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
+81 -29
View File
@@ -1,40 +1,92 @@
import { getUint8Sum, readUint8, bin2String, bin2Boolean, bin2Float, errorHandle } from '../utils';
import { getUint8Sum, readUint8, bin2String, bin2Boolean, bin2Float } from '../utils';
export default function getMetaData(scripTag) {
const readMetaData = readUint8(scripTag.body);
const readScripTag = 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));
[amf1.type] = readScripTag(1);
amf1.size = getUint8Sum(readScripTag(2));
amf1.string = bin2String(readScripTag(amf1.size));
[amf2.type] = readScripTag(1);
amf2.size = getUint8Sum(readScripTag(4));
amf2.metaData = Object.create(null);
while (readMetaData.index < scripTag.body.length) {
const nameLength = getUint8Sum(readMetaData(2));
const name = bin2String(readMetaData(nameLength));
const type = readMetaData(1)[0];
switch (type) {
case 0:
amf2.metaData[name] = bin2Float(readMetaData(8));
break;
case 1:
amf2.metaData[name] = bin2Boolean(readMetaData(1)[0]);
break;
case 2: {
const valueLength = getUint8Sum(readMetaData(2));
amf2.metaData[name] = bin2String(readMetaData(valueLength));
break;
function getValue(type) {
let value = null;
if (type !== undefined) {
switch (type) {
case 0:
value = bin2Float(readScripTag(8));
break;
case 1:
value = bin2Boolean(readScripTag(1)[0]);
break;
case 2: {
const valueLength = getUint8Sum(readScripTag(2));
value = bin2String(readScripTag(valueLength));
break;
}
case 3: {
value = Object.create(null);
let endObject = false;
while (!endObject && readScripTag.index < scripTag.body.length) {
const nameLength = getUint8Sum(readScripTag(2));
const name = bin2String(readScripTag(nameLength));
const type = readScripTag(1)[0];
if (name) {
value[name] = getValue(type);
}
if (type === 9) {
endObject = true;
}
}
break;
}
case 8: {
value = Object.create(null);
let endObject = false;
while (!endObject && readScripTag.index < scripTag.body.length) {
const nameLength = getUint8Sum(readScripTag(2));
const name = bin2String(readScripTag(nameLength));
const type = readScripTag(1)[0];
if (name) {
value[name] = getValue(type);
}
if (type === 9) {
endObject = true;
}
}
break;
}
case 10: {
const valueLength = getUint8Sum(readScripTag(4));
value = [];
for (let index = 0; index < valueLength; index += 1) {
const itemType = readScripTag(1)[0];
value.push(getValue(itemType));
}
break;
}
case 12: {
const valueLength = getUint8Sum(readScripTag(4));
value = bin2String(readScripTag(valueLength));
break;
}
default:
console.warn(`AMF: Unknown metaData type: ${type} in ${readScripTag.index - 1}`);
break;
}
case 3:
amf2.metaData[name] = Object.create(null);
readMetaData(scripTag.body.length - readMetaData.index);
break;
default:
errorHandle(false, `AMF: Unknown metaData type: ${type}`);
break;
}
return value;
}
while (readScripTag.index < scripTag.body.length) {
const nameLength = getUint8Sum(readScripTag(2));
const name = bin2String(readScripTag(nameLength));
const type = readScripTag(1)[0];
if (name) {
amf2.metaData[name] = getValue(type);
}
}
packages/artplayer-plugin-flv/src/flvParse/index.js
+6 -17
View File
@@ -5,6 +5,7 @@ import { mergeTypedArrays, getUint8Sum } from '../utils';
export default class FlvParse {
constructor(flv) {
this.flv = flv;
const { url } = flv.options;
this.uint8 = new Uint8Array(0);
this.index = 0;
@@ -42,7 +43,6 @@ export default class FlvParse {
this.parse();
}
flv.emit('parseDone');
this.verify();
});
if (typeof url === 'string') {
@@ -61,6 +61,8 @@ export default class FlvParse {
header.headersize = this.read(4);
this.header = header;
this.read(4);
this.flv.emit('parseHeader', this.header);
console.log(this.header);
}
while (this.index < this.uint8.length) {
@@ -72,10 +74,13 @@ export default class FlvParse {
tag.body = this.read(getUint8Sum(tag.dataSize));
this.tags.push(tag);
this.read(4);
this.flv.emit('parseTag', tag);
}
if (this.tags.length > 1 && this.tags[0].tagType[0] === 18 && !this.metadata) {
this.metadata = getMetaData(this.tags[0]);
this.flv.emit('parseMetadata', this.metadata);
console.log(this.metadata);
}
}
@@ -87,20 +92,4 @@ export default class FlvParse {
}
return tempUint8;
}
verify() {
const types = Object.create(null);
this.tags.forEach(item => {
const tagType = item.tagType[0];
if (types[tagType]) {
types[tagType] += 1;
} else {
types[tagType] = 1;
}
});
console.log(this.header);
console.log(this.metadata);
console.log(this.tags);
console.log(types);
}
}