mirror of
https://github.com/parabirb/freeremote-client.git
synced 2025-12-22 21:54:23 -05:00
1816 lines
58 KiB
JavaScript
1816 lines
58 KiB
JavaScript
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// The Module object: Our interface to the outside world. We import
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// and export values on it. There are various ways Module can be used:
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// 1. Not defined. We create it here
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// 2. A function parameter, function(Module) { ..generated code.. }
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// 3. pre-run appended it, var Module = {}; ..generated code..
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// 4. External script tag defines var Module.
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// We need to check if Module already exists (e.g. case 3 above).
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// Substitution will be replaced with actual code on later stage of the build,
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// this way Closure Compiler will not mangle it (e.g. case 4. above).
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// Note that if you want to run closure, and also to use Module
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// after the generated code, you will need to define var Module = {};
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// before the code. Then that object will be used in the code, and you
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// can continue to use Module afterwards as well.
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var Module = typeof Module !== 'undefined' ? Module : {};
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// --pre-jses are emitted after the Module integration code, so that they can
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// refer to Module (if they choose; they can also define Module)
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(function (root, factory, globalExport) {
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var lib, env;
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if (typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define(['require'], function (req) {
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lib = factory(root, req);
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return lib;
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});
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} else if (typeof module === 'object' && module.exports) {
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// Node. Does not work with strict CommonJS, but
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// only CommonJS-like environments that support module.exports,
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// like Node.
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// use process.env (if available) for reading Opus environment settings:
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env = typeof process !== 'undefined' && process && process.env? process.env : root;
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lib = factory(env, module.require);
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module.exports = lib;
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} else {
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// Browser globals
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lib = factory(root);
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root[globalExport] = lib;
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}
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}(typeof self !== 'undefined' ? self : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : this, function (global, require) {
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'use strict';
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var Module = {};
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Module['isReady'] = false;
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Module['onready'] = null;
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Module['onRuntimeInitialized'] = function(){
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Module['isReady'] = true;
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if(Module['onready']) setTimeout(Module['onready'], 0);
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};
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if(global && global.OPUS_SCRIPT_LOCATION){
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Module['locateFile'] = function(fileName){
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var path = global.OPUS_SCRIPT_LOCATION || '';
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if(path[fileName]) return path[fileName];
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path += path && !/\/$/.test(path)? '/' : '';
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return path + fileName;
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};
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}
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// Sometimes an existing Module object exists with properties
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// meant to overwrite the default module functionality. Here
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// we collect those properties and reapply _after_ we configure
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// the current environment's defaults to avoid having to be so
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// defensive during initialization.
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var moduleOverrides = {};
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var key;
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for (key in Module) {
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if (Module.hasOwnProperty(key)) {
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moduleOverrides[key] = Module[key];
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}
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}
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var arguments_ = [];
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var thisProgram = './this.program';
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var quit_ = function(status, toThrow) {
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throw toThrow;
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};
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// Determine the runtime environment we are in. You can customize this by
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// setting the ENVIRONMENT setting at compile time (see settings.js).
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var ENVIRONMENT_IS_WEB = false;
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var ENVIRONMENT_IS_WORKER = false;
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var ENVIRONMENT_IS_NODE = false;
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var ENVIRONMENT_IS_SHELL = false;
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ENVIRONMENT_IS_WEB = typeof window === 'object';
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ENVIRONMENT_IS_WORKER = typeof importScripts === 'function';
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// N.b. Electron.js environment is simultaneously a NODE-environment, but
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// also a web environment.
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ENVIRONMENT_IS_NODE = typeof process === 'object' && typeof process.versions === 'object' && typeof process.versions.node === 'string';
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ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;
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// `/` should be present at the end if `scriptDirectory` is not empty
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var scriptDirectory = '';
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function locateFile(path) {
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if (Module['locateFile']) {
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return Module['locateFile'](path, scriptDirectory);
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}
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return scriptDirectory + path;
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}
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// Hooks that are implemented differently in different runtime environments.
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var read_,
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readAsync,
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readBinary,
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setWindowTitle;
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var nodeFS;
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var nodePath;
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if (ENVIRONMENT_IS_NODE) {
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if (ENVIRONMENT_IS_WORKER) {
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scriptDirectory = require('path').dirname(scriptDirectory) + '/';
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} else {
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scriptDirectory = __dirname + '/';
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}
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// include: node_shell_read.js
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read_ = function shell_read(filename, binary) {
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if (!nodeFS) nodeFS = require('fs');
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if (!nodePath) nodePath = require('path');
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filename = nodePath['normalize'](filename);
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return nodeFS['readFileSync'](filename, binary ? null : 'utf8');
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};
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readBinary = function readBinary(filename) {
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var ret = read_(filename, true);
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if (!ret.buffer) {
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ret = new Uint8Array(ret);
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}
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assert(ret.buffer);
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return ret;
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};
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// end include: node_shell_read.js
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if (process['argv'].length > 1) {
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thisProgram = process['argv'][1].replace(/\\/g, '/');
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}
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arguments_ = process['argv'].slice(2);
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if (typeof module !== 'undefined') {
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module['exports'] = Module;
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}
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process['on']('uncaughtException', function(ex) {
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// suppress ExitStatus exceptions from showing an error
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if (!(ex instanceof ExitStatus)) {
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throw ex;
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}
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});
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process['on']('unhandledRejection', abort);
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quit_ = function(status) {
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process['exit'](status);
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};
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Module['inspect'] = function () { return '[Emscripten Module object]'; };
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} else
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if (ENVIRONMENT_IS_SHELL) {
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if (typeof read != 'undefined') {
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read_ = function shell_read(f) {
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return read(f);
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};
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}
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readBinary = function readBinary(f) {
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var data;
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if (typeof readbuffer === 'function') {
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return new Uint8Array(readbuffer(f));
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}
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data = read(f, 'binary');
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assert(typeof data === 'object');
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return data;
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};
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if (typeof scriptArgs != 'undefined') {
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arguments_ = scriptArgs;
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} else if (typeof arguments != 'undefined') {
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arguments_ = arguments;
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}
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if (typeof quit === 'function') {
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quit_ = function(status) {
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quit(status);
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};
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}
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if (typeof print !== 'undefined') {
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// Prefer to use print/printErr where they exist, as they usually work better.
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if (typeof console === 'undefined') console = /** @type{!Console} */({});
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console.log = /** @type{!function(this:Console, ...*): undefined} */ (print);
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console.warn = console.error = /** @type{!function(this:Console, ...*): undefined} */ (typeof printErr !== 'undefined' ? printErr : print);
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}
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} else
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// Note that this includes Node.js workers when relevant (pthreads is enabled).
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// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and
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// ENVIRONMENT_IS_NODE.
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if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
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if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled
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scriptDirectory = self.location.href;
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} else if (typeof document !== 'undefined' && document.currentScript) { // web
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scriptDirectory = document.currentScript.src;
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}
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// blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them.
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// otherwise, slice off the final part of the url to find the script directory.
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// if scriptDirectory does not contain a slash, lastIndexOf will return -1,
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// and scriptDirectory will correctly be replaced with an empty string.
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if (scriptDirectory.indexOf('blob:') !== 0) {
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scriptDirectory = scriptDirectory.substr(0, scriptDirectory.lastIndexOf('/')+1);
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} else {
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scriptDirectory = '';
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}
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// Differentiate the Web Worker from the Node Worker case, as reading must
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// be done differently.
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{
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// include: web_or_worker_shell_read.js
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read_ = function(url) {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', url, false);
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xhr.send(null);
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return xhr.responseText;
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};
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if (ENVIRONMENT_IS_WORKER) {
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readBinary = function(url) {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', url, false);
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xhr.responseType = 'arraybuffer';
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xhr.send(null);
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return new Uint8Array(/** @type{!ArrayBuffer} */(xhr.response));
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};
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}
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readAsync = function(url, onload, onerror) {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', url, true);
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xhr.responseType = 'arraybuffer';
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xhr.onload = function() {
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if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0
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onload(xhr.response);
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return;
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}
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onerror();
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};
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xhr.onerror = onerror;
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xhr.send(null);
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};
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// end include: web_or_worker_shell_read.js
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}
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setWindowTitle = function(title) { document.title = title };
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} else
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{
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}
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// Set up the out() and err() hooks, which are how we can print to stdout or
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// stderr, respectively.
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var out = Module['print'] || console.log.bind(console);
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var err = Module['printErr'] || console.warn.bind(console);
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// Merge back in the overrides
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for (key in moduleOverrides) {
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if (moduleOverrides.hasOwnProperty(key)) {
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Module[key] = moduleOverrides[key];
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}
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}
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// Free the object hierarchy contained in the overrides, this lets the GC
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// reclaim data used e.g. in memoryInitializerRequest, which is a large typed array.
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moduleOverrides = null;
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// Emit code to handle expected values on the Module object. This applies Module.x
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// to the proper local x. This has two benefits: first, we only emit it if it is
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// expected to arrive, and second, by using a local everywhere else that can be
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// minified.
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if (Module['arguments']) arguments_ = Module['arguments'];
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if (Module['thisProgram']) thisProgram = Module['thisProgram'];
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if (Module['quit']) quit_ = Module['quit'];
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// perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message
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var STACK_ALIGN = 16;
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function alignMemory(size, factor) {
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if (!factor) factor = STACK_ALIGN; // stack alignment (16-byte) by default
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return Math.ceil(size / factor) * factor;
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}
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function getNativeTypeSize(type) {
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switch (type) {
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case 'i1': case 'i8': return 1;
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case 'i16': return 2;
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case 'i32': return 4;
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case 'i64': return 8;
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case 'float': return 4;
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case 'double': return 8;
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default: {
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if (type[type.length-1] === '*') {
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return 4; // A pointer
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} else if (type[0] === 'i') {
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var bits = Number(type.substr(1));
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assert(bits % 8 === 0, 'getNativeTypeSize invalid bits ' + bits + ', type ' + type);
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return bits / 8;
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} else {
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return 0;
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}
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}
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}
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}
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function warnOnce(text) {
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if (!warnOnce.shown) warnOnce.shown = {};
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if (!warnOnce.shown[text]) {
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warnOnce.shown[text] = 1;
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err(text);
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}
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}
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// include: runtime_functions.js
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// Wraps a JS function as a wasm function with a given signature.
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function convertJsFunctionToWasm(func, sig) {
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// If the type reflection proposal is available, use the new
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// "WebAssembly.Function" constructor.
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// Otherwise, construct a minimal wasm module importing the JS function and
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// re-exporting it.
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if (typeof WebAssembly.Function === "function") {
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var typeNames = {
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'i': 'i32',
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'j': 'i64',
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'f': 'f32',
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'd': 'f64'
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};
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var type = {
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parameters: [],
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results: sig[0] == 'v' ? [] : [typeNames[sig[0]]]
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};
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for (var i = 1; i < sig.length; ++i) {
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type.parameters.push(typeNames[sig[i]]);
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}
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return new WebAssembly.Function(type, func);
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}
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// The module is static, with the exception of the type section, which is
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// generated based on the signature passed in.
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var typeSection = [
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0x01, // id: section,
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0x00, // length: 0 (placeholder)
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0x01, // count: 1
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0x60, // form: func
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];
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var sigRet = sig.slice(0, 1);
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var sigParam = sig.slice(1);
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var typeCodes = {
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'i': 0x7f, // i32
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'j': 0x7e, // i64
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'f': 0x7d, // f32
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'd': 0x7c, // f64
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};
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// Parameters, length + signatures
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typeSection.push(sigParam.length);
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for (var i = 0; i < sigParam.length; ++i) {
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typeSection.push(typeCodes[sigParam[i]]);
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}
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// Return values, length + signatures
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// With no multi-return in MVP, either 0 (void) or 1 (anything else)
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if (sigRet == 'v') {
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typeSection.push(0x00);
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} else {
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typeSection = typeSection.concat([0x01, typeCodes[sigRet]]);
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}
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// Write the overall length of the type section back into the section header
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// (excepting the 2 bytes for the section id and length)
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typeSection[1] = typeSection.length - 2;
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// Rest of the module is static
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var bytes = new Uint8Array([
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0x00, 0x61, 0x73, 0x6d, // magic ("\0asm")
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0x01, 0x00, 0x00, 0x00, // version: 1
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].concat(typeSection, [
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0x02, 0x07, // import section
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// (import "e" "f" (func 0 (type 0)))
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0x01, 0x01, 0x65, 0x01, 0x66, 0x00, 0x00,
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0x07, 0x05, // export section
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// (export "f" (func 0 (type 0)))
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0x01, 0x01, 0x66, 0x00, 0x00,
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]));
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// We can compile this wasm module synchronously because it is very small.
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// This accepts an import (at "e.f"), that it reroutes to an export (at "f")
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var module = new WebAssembly.Module(bytes);
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var instance = new WebAssembly.Instance(module, {
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'e': {
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'f': func
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}
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});
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var wrappedFunc = instance.exports['f'];
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return wrappedFunc;
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}
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var freeTableIndexes = [];
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// Weak map of functions in the table to their indexes, created on first use.
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var functionsInTableMap;
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function getEmptyTableSlot() {
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// Reuse a free index if there is one, otherwise grow.
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if (freeTableIndexes.length) {
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return freeTableIndexes.pop();
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}
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// Grow the table
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try {
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wasmTable.grow(1);
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} catch (err) {
|
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if (!(err instanceof RangeError)) {
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throw err;
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}
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throw 'Unable to grow wasm table. Set ALLOW_TABLE_GROWTH.';
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}
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return wasmTable.length - 1;
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}
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// Add a wasm function to the table.
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function addFunctionWasm(func, sig) {
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// Check if the function is already in the table, to ensure each function
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// gets a unique index. First, create the map if this is the first use.
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if (!functionsInTableMap) {
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functionsInTableMap = new WeakMap();
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for (var i = 0; i < wasmTable.length; i++) {
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var item = wasmTable.get(i);
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// Ignore null values.
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if (item) {
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functionsInTableMap.set(item, i);
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}
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}
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}
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if (functionsInTableMap.has(func)) {
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return functionsInTableMap.get(func);
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}
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// It's not in the table, add it now.
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var ret = getEmptyTableSlot();
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// Set the new value.
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try {
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// Attempting to call this with JS function will cause of table.set() to fail
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wasmTable.set(ret, func);
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} catch (err) {
|
|
if (!(err instanceof TypeError)) {
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throw err;
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}
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var wrapped = convertJsFunctionToWasm(func, sig);
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wasmTable.set(ret, wrapped);
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}
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functionsInTableMap.set(func, ret);
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return ret;
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}
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function removeFunction(index) {
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functionsInTableMap.delete(wasmTable.get(index));
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freeTableIndexes.push(index);
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}
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// 'sig' parameter is required for the llvm backend but only when func is not
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// already a WebAssembly function.
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function addFunction(func, sig) {
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return addFunctionWasm(func, sig);
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}
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// end include: runtime_functions.js
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// include: runtime_debug.js
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// end include: runtime_debug.js
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function makeBigInt(low, high, unsigned) {
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return unsigned ? ((+((low>>>0)))+((+((high>>>0)))*4294967296.0)) : ((+((low>>>0)))+((+((high|0)))*4294967296.0));
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}
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var tempRet0 = 0;
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var setTempRet0 = function(value) {
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tempRet0 = value;
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};
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var getTempRet0 = function() {
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return tempRet0;
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};
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// === Preamble library stuff ===
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|
|
|
// Documentation for the public APIs defined in this file must be updated in:
|
|
// site/source/docs/api_reference/preamble.js.rst
|
|
// A prebuilt local version of the documentation is available at:
|
|
// site/build/text/docs/api_reference/preamble.js.txt
|
|
// You can also build docs locally as HTML or other formats in site/
|
|
// An online HTML version (which may be of a different version of Emscripten)
|
|
// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html
|
|
|
|
var wasmBinary;
|
|
if (Module['wasmBinary']) wasmBinary = Module['wasmBinary'];
|
|
var noExitRuntime = Module['noExitRuntime'] || true;
|
|
|
|
if (typeof WebAssembly !== 'object') {
|
|
abort('no native wasm support detected');
|
|
}
|
|
|
|
// include: runtime_safe_heap.js
|
|
|
|
|
|
// In MINIMAL_RUNTIME, setValue() and getValue() are only available when building with safe heap enabled, for heap safety checking.
|
|
// In traditional runtime, setValue() and getValue() are always available (although their use is highly discouraged due to perf penalties)
|
|
|
|
/** @param {number} ptr
|
|
@param {number} value
|
|
@param {string} type
|
|
@param {number|boolean=} noSafe */
|
|
function setValue(ptr, value, type, noSafe) {
|
|
type = type || 'i8';
|
|
if (type.charAt(type.length-1) === '*') type = 'i32'; // pointers are 32-bit
|
|
switch(type) {
|
|
case 'i1': HEAP8[((ptr)>>0)] = value; break;
|
|
case 'i8': HEAP8[((ptr)>>0)] = value; break;
|
|
case 'i16': HEAP16[((ptr)>>1)] = value; break;
|
|
case 'i32': HEAP32[((ptr)>>2)] = value; break;
|
|
case 'i64': (tempI64 = [value>>>0,(tempDouble=value,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[((ptr)>>2)] = tempI64[0],HEAP32[(((ptr)+(4))>>2)] = tempI64[1]); break;
|
|
case 'float': HEAPF32[((ptr)>>2)] = value; break;
|
|
case 'double': HEAPF64[((ptr)>>3)] = value; break;
|
|
default: abort('invalid type for setValue: ' + type);
|
|
}
|
|
}
|
|
|
|
/** @param {number} ptr
|
|
@param {string} type
|
|
@param {number|boolean=} noSafe */
|
|
function getValue(ptr, type, noSafe) {
|
|
type = type || 'i8';
|
|
if (type.charAt(type.length-1) === '*') type = 'i32'; // pointers are 32-bit
|
|
switch(type) {
|
|
case 'i1': return HEAP8[((ptr)>>0)];
|
|
case 'i8': return HEAP8[((ptr)>>0)];
|
|
case 'i16': return HEAP16[((ptr)>>1)];
|
|
case 'i32': return HEAP32[((ptr)>>2)];
|
|
case 'i64': return HEAP32[((ptr)>>2)];
|
|
case 'float': return HEAPF32[((ptr)>>2)];
|
|
case 'double': return HEAPF64[((ptr)>>3)];
|
|
default: abort('invalid type for getValue: ' + type);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
// end include: runtime_safe_heap.js
|
|
// Wasm globals
|
|
|
|
var wasmMemory;
|
|
|
|
//========================================
|
|
// Runtime essentials
|
|
//========================================
|
|
|
|
// whether we are quitting the application. no code should run after this.
|
|
// set in exit() and abort()
|
|
var ABORT = false;
|
|
|
|
// set by exit() and abort(). Passed to 'onExit' handler.
|
|
// NOTE: This is also used as the process return code code in shell environments
|
|
// but only when noExitRuntime is false.
|
|
var EXITSTATUS;
|
|
|
|
/** @type {function(*, string=)} */
|
|
function assert(condition, text) {
|
|
if (!condition) {
|
|
abort('Assertion failed: ' + text);
|
|
}
|
|
}
|
|
|
|
// Returns the C function with a specified identifier (for C++, you need to do manual name mangling)
|
|
function getCFunc(ident) {
|
|
var func = Module['_' + ident]; // closure exported function
|
|
assert(func, 'Cannot call unknown function ' + ident + ', make sure it is exported');
|
|
return func;
|
|
}
|
|
|
|
// C calling interface.
|
|
/** @param {string|null=} returnType
|
|
@param {Array=} argTypes
|
|
@param {Arguments|Array=} args
|
|
@param {Object=} opts */
|
|
function ccall(ident, returnType, argTypes, args, opts) {
|
|
// For fast lookup of conversion functions
|
|
var toC = {
|
|
'string': function(str) {
|
|
var ret = 0;
|
|
if (str !== null && str !== undefined && str !== 0) { // null string
|
|
// at most 4 bytes per UTF-8 code point, +1 for the trailing '\0'
|
|
var len = (str.length << 2) + 1;
|
|
ret = stackAlloc(len);
|
|
stringToUTF8(str, ret, len);
|
|
}
|
|
return ret;
|
|
},
|
|
'array': function(arr) {
|
|
var ret = stackAlloc(arr.length);
|
|
writeArrayToMemory(arr, ret);
|
|
return ret;
|
|
}
|
|
};
|
|
|
|
function convertReturnValue(ret) {
|
|
if (returnType === 'string') return UTF8ToString(ret);
|
|
if (returnType === 'boolean') return Boolean(ret);
|
|
return ret;
|
|
}
|
|
|
|
var func = getCFunc(ident);
|
|
var cArgs = [];
|
|
var stack = 0;
|
|
if (args) {
|
|
for (var i = 0; i < args.length; i++) {
|
|
var converter = toC[argTypes[i]];
|
|
if (converter) {
|
|
if (stack === 0) stack = stackSave();
|
|
cArgs[i] = converter(args[i]);
|
|
} else {
|
|
cArgs[i] = args[i];
|
|
}
|
|
}
|
|
}
|
|
var ret = func.apply(null, cArgs);
|
|
|
|
ret = convertReturnValue(ret);
|
|
if (stack !== 0) stackRestore(stack);
|
|
return ret;
|
|
}
|
|
|
|
/** @param {string=} returnType
|
|
@param {Array=} argTypes
|
|
@param {Object=} opts */
|
|
function cwrap(ident, returnType, argTypes, opts) {
|
|
argTypes = argTypes || [];
|
|
// When the function takes numbers and returns a number, we can just return
|
|
// the original function
|
|
var numericArgs = argTypes.every(function(type){ return type === 'number'});
|
|
var numericRet = returnType !== 'string';
|
|
if (numericRet && numericArgs && !opts) {
|
|
return getCFunc(ident);
|
|
}
|
|
return function() {
|
|
return ccall(ident, returnType, argTypes, arguments, opts);
|
|
}
|
|
}
|
|
|
|
var ALLOC_NORMAL = 0; // Tries to use _malloc()
|
|
var ALLOC_STACK = 1; // Lives for the duration of the current function call
|
|
|
|
// allocate(): This is for internal use. You can use it yourself as well, but the interface
|
|
// is a little tricky (see docs right below). The reason is that it is optimized
|
|
// for multiple syntaxes to save space in generated code. So you should
|
|
// normally not use allocate(), and instead allocate memory using _malloc(),
|
|
// initialize it with setValue(), and so forth.
|
|
// @slab: An array of data.
|
|
// @allocator: How to allocate memory, see ALLOC_*
|
|
/** @type {function((Uint8Array|Array<number>), number)} */
|
|
function allocate(slab, allocator) {
|
|
var ret;
|
|
|
|
if (allocator == ALLOC_STACK) {
|
|
ret = stackAlloc(slab.length);
|
|
} else {
|
|
ret = _malloc(slab.length);
|
|
}
|
|
|
|
if (slab.subarray || slab.slice) {
|
|
HEAPU8.set(/** @type {!Uint8Array} */(slab), ret);
|
|
} else {
|
|
HEAPU8.set(new Uint8Array(slab), ret);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
// include: runtime_strings.js
|
|
|
|
|
|
// runtime_strings.js: Strings related runtime functions that are part of both MINIMAL_RUNTIME and regular runtime.
|
|
|
|
// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the given array that contains uint8 values, returns
|
|
// a copy of that string as a Javascript String object.
|
|
|
|
var UTF8Decoder = typeof TextDecoder !== 'undefined' ? new TextDecoder('utf8') : undefined;
|
|
|
|
/**
|
|
* @param {number} idx
|
|
* @param {number=} maxBytesToRead
|
|
* @return {string}
|
|
*/
|
|
function UTF8ArrayToString(heap, idx, maxBytesToRead) {
|
|
var endIdx = idx + maxBytesToRead;
|
|
var endPtr = idx;
|
|
// TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself.
|
|
// Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage.
|
|
// (As a tiny code save trick, compare endPtr against endIdx using a negation, so that undefined means Infinity)
|
|
while (heap[endPtr] && !(endPtr >= endIdx)) ++endPtr;
|
|
|
|
if (endPtr - idx > 16 && heap.subarray && UTF8Decoder) {
|
|
return UTF8Decoder.decode(heap.subarray(idx, endPtr));
|
|
} else {
|
|
var str = '';
|
|
// If building with TextDecoder, we have already computed the string length above, so test loop end condition against that
|
|
while (idx < endPtr) {
|
|
// For UTF8 byte structure, see:
|
|
// http://en.wikipedia.org/wiki/UTF-8#Description
|
|
// https://www.ietf.org/rfc/rfc2279.txt
|
|
// https://tools.ietf.org/html/rfc3629
|
|
var u0 = heap[idx++];
|
|
if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; }
|
|
var u1 = heap[idx++] & 63;
|
|
if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; }
|
|
var u2 = heap[idx++] & 63;
|
|
if ((u0 & 0xF0) == 0xE0) {
|
|
u0 = ((u0 & 15) << 12) | (u1 << 6) | u2;
|
|
} else {
|
|
u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heap[idx++] & 63);
|
|
}
|
|
|
|
if (u0 < 0x10000) {
|
|
str += String.fromCharCode(u0);
|
|
} else {
|
|
var ch = u0 - 0x10000;
|
|
str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF));
|
|
}
|
|
}
|
|
}
|
|
return str;
|
|
}
|
|
|
|
// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the emscripten HEAP, returns a
|
|
// copy of that string as a Javascript String object.
|
|
// maxBytesToRead: an optional length that specifies the maximum number of bytes to read. You can omit
|
|
// this parameter to scan the string until the first \0 byte. If maxBytesToRead is
|
|
// passed, and the string at [ptr, ptr+maxBytesToReadr[ contains a null byte in the
|
|
// middle, then the string will cut short at that byte index (i.e. maxBytesToRead will
|
|
// not produce a string of exact length [ptr, ptr+maxBytesToRead[)
|
|
// N.B. mixing frequent uses of UTF8ToString() with and without maxBytesToRead may
|
|
// throw JS JIT optimizations off, so it is worth to consider consistently using one
|
|
// style or the other.
|
|
/**
|
|
* @param {number} ptr
|
|
* @param {number=} maxBytesToRead
|
|
* @return {string}
|
|
*/
|
|
function UTF8ToString(ptr, maxBytesToRead) {
|
|
return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : '';
|
|
}
|
|
|
|
// Copies the given Javascript String object 'str' to the given byte array at address 'outIdx',
|
|
// encoded in UTF8 form and null-terminated. The copy will require at most str.length*4+1 bytes of space in the HEAP.
|
|
// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write.
|
|
// Parameters:
|
|
// str: the Javascript string to copy.
|
|
// heap: the array to copy to. Each index in this array is assumed to be one 8-byte element.
|
|
// outIdx: The starting offset in the array to begin the copying.
|
|
// maxBytesToWrite: The maximum number of bytes this function can write to the array.
|
|
// This count should include the null terminator,
|
|
// i.e. if maxBytesToWrite=1, only the null terminator will be written and nothing else.
|
|
// maxBytesToWrite=0 does not write any bytes to the output, not even the null terminator.
|
|
// Returns the number of bytes written, EXCLUDING the null terminator.
|
|
|
|
function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
|
|
if (!(maxBytesToWrite > 0)) // Parameter maxBytesToWrite is not optional. Negative values, 0, null, undefined and false each don't write out any bytes.
|
|
return 0;
|
|
|
|
var startIdx = outIdx;
|
|
var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator.
|
|
for (var i = 0; i < str.length; ++i) {
|
|
// Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
// For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description and https://www.ietf.org/rfc/rfc2279.txt and https://tools.ietf.org/html/rfc3629
|
|
var u = str.charCodeAt(i); // possibly a lead surrogate
|
|
if (u >= 0xD800 && u <= 0xDFFF) {
|
|
var u1 = str.charCodeAt(++i);
|
|
u = 0x10000 + ((u & 0x3FF) << 10) | (u1 & 0x3FF);
|
|
}
|
|
if (u <= 0x7F) {
|
|
if (outIdx >= endIdx) break;
|
|
heap[outIdx++] = u;
|
|
} else if (u <= 0x7FF) {
|
|
if (outIdx + 1 >= endIdx) break;
|
|
heap[outIdx++] = 0xC0 | (u >> 6);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
} else if (u <= 0xFFFF) {
|
|
if (outIdx + 2 >= endIdx) break;
|
|
heap[outIdx++] = 0xE0 | (u >> 12);
|
|
heap[outIdx++] = 0x80 | ((u >> 6) & 63);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
} else {
|
|
if (outIdx + 3 >= endIdx) break;
|
|
heap[outIdx++] = 0xF0 | (u >> 18);
|
|
heap[outIdx++] = 0x80 | ((u >> 12) & 63);
|
|
heap[outIdx++] = 0x80 | ((u >> 6) & 63);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
}
|
|
}
|
|
// Null-terminate the pointer to the buffer.
|
|
heap[outIdx] = 0;
|
|
return outIdx - startIdx;
|
|
}
|
|
|
|
// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr',
|
|
// null-terminated and encoded in UTF8 form. The copy will require at most str.length*4+1 bytes of space in the HEAP.
|
|
// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write.
|
|
// Returns the number of bytes written, EXCLUDING the null terminator.
|
|
|
|
function stringToUTF8(str, outPtr, maxBytesToWrite) {
|
|
return stringToUTF8Array(str, HEAPU8,outPtr, maxBytesToWrite);
|
|
}
|
|
|
|
// Returns the number of bytes the given Javascript string takes if encoded as a UTF8 byte array, EXCLUDING the null terminator byte.
|
|
function lengthBytesUTF8(str) {
|
|
var len = 0;
|
|
for (var i = 0; i < str.length; ++i) {
|
|
// Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
var u = str.charCodeAt(i); // possibly a lead surrogate
|
|
if (u >= 0xD800 && u <= 0xDFFF) u = 0x10000 + ((u & 0x3FF) << 10) | (str.charCodeAt(++i) & 0x3FF);
|
|
if (u <= 0x7F) ++len;
|
|
else if (u <= 0x7FF) len += 2;
|
|
else if (u <= 0xFFFF) len += 3;
|
|
else len += 4;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
// end include: runtime_strings.js
|
|
// include: runtime_strings_extra.js
|
|
|
|
|
|
// runtime_strings_extra.js: Strings related runtime functions that are available only in regular runtime.
|
|
|
|
// Given a pointer 'ptr' to a null-terminated ASCII-encoded string in the emscripten HEAP, returns
|
|
// a copy of that string as a Javascript String object.
|
|
|
|
function AsciiToString(ptr) {
|
|
var str = '';
|
|
while (1) {
|
|
var ch = HEAPU8[((ptr++)>>0)];
|
|
if (!ch) return str;
|
|
str += String.fromCharCode(ch);
|
|
}
|
|
}
|
|
|
|
// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr',
|
|
// null-terminated and encoded in ASCII form. The copy will require at most str.length+1 bytes of space in the HEAP.
|
|
|
|
function stringToAscii(str, outPtr) {
|
|
return writeAsciiToMemory(str, outPtr, false);
|
|
}
|
|
|
|
// Given a pointer 'ptr' to a null-terminated UTF16LE-encoded string in the emscripten HEAP, returns
|
|
// a copy of that string as a Javascript String object.
|
|
|
|
var UTF16Decoder = typeof TextDecoder !== 'undefined' ? new TextDecoder('utf-16le') : undefined;
|
|
|
|
function UTF16ToString(ptr, maxBytesToRead) {
|
|
var endPtr = ptr;
|
|
// TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself.
|
|
// Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage.
|
|
var idx = endPtr >> 1;
|
|
var maxIdx = idx + maxBytesToRead / 2;
|
|
// If maxBytesToRead is not passed explicitly, it will be undefined, and this
|
|
// will always evaluate to true. This saves on code size.
|
|
while (!(idx >= maxIdx) && HEAPU16[idx]) ++idx;
|
|
endPtr = idx << 1;
|
|
|
|
if (endPtr - ptr > 32 && UTF16Decoder) {
|
|
return UTF16Decoder.decode(HEAPU8.subarray(ptr, endPtr));
|
|
} else {
|
|
var str = '';
|
|
|
|
// If maxBytesToRead is not passed explicitly, it will be undefined, and the for-loop's condition
|
|
// will always evaluate to true. The loop is then terminated on the first null char.
|
|
for (var i = 0; !(i >= maxBytesToRead / 2); ++i) {
|
|
var codeUnit = HEAP16[(((ptr)+(i*2))>>1)];
|
|
if (codeUnit == 0) break;
|
|
// fromCharCode constructs a character from a UTF-16 code unit, so we can pass the UTF16 string right through.
|
|
str += String.fromCharCode(codeUnit);
|
|
}
|
|
|
|
return str;
|
|
}
|
|
}
|
|
|
|
// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr',
|
|
// null-terminated and encoded in UTF16 form. The copy will require at most str.length*4+2 bytes of space in the HEAP.
|
|
// Use the function lengthBytesUTF16() to compute the exact number of bytes (excluding null terminator) that this function will write.
|
|
// Parameters:
|
|
// str: the Javascript string to copy.
|
|
// outPtr: Byte address in Emscripten HEAP where to write the string to.
|
|
// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null
|
|
// terminator, i.e. if maxBytesToWrite=2, only the null terminator will be written and nothing else.
|
|
// maxBytesToWrite<2 does not write any bytes to the output, not even the null terminator.
|
|
// Returns the number of bytes written, EXCLUDING the null terminator.
|
|
|
|
function stringToUTF16(str, outPtr, maxBytesToWrite) {
|
|
// Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed.
|
|
if (maxBytesToWrite === undefined) {
|
|
maxBytesToWrite = 0x7FFFFFFF;
|
|
}
|
|
if (maxBytesToWrite < 2) return 0;
|
|
maxBytesToWrite -= 2; // Null terminator.
|
|
var startPtr = outPtr;
|
|
var numCharsToWrite = (maxBytesToWrite < str.length*2) ? (maxBytesToWrite / 2) : str.length;
|
|
for (var i = 0; i < numCharsToWrite; ++i) {
|
|
// charCodeAt returns a UTF-16 encoded code unit, so it can be directly written to the HEAP.
|
|
var codeUnit = str.charCodeAt(i); // possibly a lead surrogate
|
|
HEAP16[((outPtr)>>1)] = codeUnit;
|
|
outPtr += 2;
|
|
}
|
|
// Null-terminate the pointer to the HEAP.
|
|
HEAP16[((outPtr)>>1)] = 0;
|
|
return outPtr - startPtr;
|
|
}
|
|
|
|
// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte.
|
|
|
|
function lengthBytesUTF16(str) {
|
|
return str.length*2;
|
|
}
|
|
|
|
function UTF32ToString(ptr, maxBytesToRead) {
|
|
var i = 0;
|
|
|
|
var str = '';
|
|
// If maxBytesToRead is not passed explicitly, it will be undefined, and this
|
|
// will always evaluate to true. This saves on code size.
|
|
while (!(i >= maxBytesToRead / 4)) {
|
|
var utf32 = HEAP32[(((ptr)+(i*4))>>2)];
|
|
if (utf32 == 0) break;
|
|
++i;
|
|
// Gotcha: fromCharCode constructs a character from a UTF-16 encoded code (pair), not from a Unicode code point! So encode the code point to UTF-16 for constructing.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
if (utf32 >= 0x10000) {
|
|
var ch = utf32 - 0x10000;
|
|
str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF));
|
|
} else {
|
|
str += String.fromCharCode(utf32);
|
|
}
|
|
}
|
|
return str;
|
|
}
|
|
|
|
// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr',
|
|
// null-terminated and encoded in UTF32 form. The copy will require at most str.length*4+4 bytes of space in the HEAP.
|
|
// Use the function lengthBytesUTF32() to compute the exact number of bytes (excluding null terminator) that this function will write.
|
|
// Parameters:
|
|
// str: the Javascript string to copy.
|
|
// outPtr: Byte address in Emscripten HEAP where to write the string to.
|
|
// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null
|
|
// terminator, i.e. if maxBytesToWrite=4, only the null terminator will be written and nothing else.
|
|
// maxBytesToWrite<4 does not write any bytes to the output, not even the null terminator.
|
|
// Returns the number of bytes written, EXCLUDING the null terminator.
|
|
|
|
function stringToUTF32(str, outPtr, maxBytesToWrite) {
|
|
// Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed.
|
|
if (maxBytesToWrite === undefined) {
|
|
maxBytesToWrite = 0x7FFFFFFF;
|
|
}
|
|
if (maxBytesToWrite < 4) return 0;
|
|
var startPtr = outPtr;
|
|
var endPtr = startPtr + maxBytesToWrite - 4;
|
|
for (var i = 0; i < str.length; ++i) {
|
|
// Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
var codeUnit = str.charCodeAt(i); // possibly a lead surrogate
|
|
if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) {
|
|
var trailSurrogate = str.charCodeAt(++i);
|
|
codeUnit = 0x10000 + ((codeUnit & 0x3FF) << 10) | (trailSurrogate & 0x3FF);
|
|
}
|
|
HEAP32[((outPtr)>>2)] = codeUnit;
|
|
outPtr += 4;
|
|
if (outPtr + 4 > endPtr) break;
|
|
}
|
|
// Null-terminate the pointer to the HEAP.
|
|
HEAP32[((outPtr)>>2)] = 0;
|
|
return outPtr - startPtr;
|
|
}
|
|
|
|
// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte.
|
|
|
|
function lengthBytesUTF32(str) {
|
|
var len = 0;
|
|
for (var i = 0; i < str.length; ++i) {
|
|
// Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
var codeUnit = str.charCodeAt(i);
|
|
if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) ++i; // possibly a lead surrogate, so skip over the tail surrogate.
|
|
len += 4;
|
|
}
|
|
|
|
return len;
|
|
}
|
|
|
|
// Allocate heap space for a JS string, and write it there.
|
|
// It is the responsibility of the caller to free() that memory.
|
|
function allocateUTF8(str) {
|
|
var size = lengthBytesUTF8(str) + 1;
|
|
var ret = _malloc(size);
|
|
if (ret) stringToUTF8Array(str, HEAP8, ret, size);
|
|
return ret;
|
|
}
|
|
|
|
// Allocate stack space for a JS string, and write it there.
|
|
function allocateUTF8OnStack(str) {
|
|
var size = lengthBytesUTF8(str) + 1;
|
|
var ret = stackAlloc(size);
|
|
stringToUTF8Array(str, HEAP8, ret, size);
|
|
return ret;
|
|
}
|
|
|
|
// Deprecated: This function should not be called because it is unsafe and does not provide
|
|
// a maximum length limit of how many bytes it is allowed to write. Prefer calling the
|
|
// function stringToUTF8Array() instead, which takes in a maximum length that can be used
|
|
// to be secure from out of bounds writes.
|
|
/** @deprecated
|
|
@param {boolean=} dontAddNull */
|
|
function writeStringToMemory(string, buffer, dontAddNull) {
|
|
warnOnce('writeStringToMemory is deprecated and should not be called! Use stringToUTF8() instead!');
|
|
|
|
var /** @type {number} */ lastChar, /** @type {number} */ end;
|
|
if (dontAddNull) {
|
|
// stringToUTF8Array always appends null. If we don't want to do that, remember the
|
|
// character that existed at the location where the null will be placed, and restore
|
|
// that after the write (below).
|
|
end = buffer + lengthBytesUTF8(string);
|
|
lastChar = HEAP8[end];
|
|
}
|
|
stringToUTF8(string, buffer, Infinity);
|
|
if (dontAddNull) HEAP8[end] = lastChar; // Restore the value under the null character.
|
|
}
|
|
|
|
function writeArrayToMemory(array, buffer) {
|
|
HEAP8.set(array, buffer);
|
|
}
|
|
|
|
/** @param {boolean=} dontAddNull */
|
|
function writeAsciiToMemory(str, buffer, dontAddNull) {
|
|
for (var i = 0; i < str.length; ++i) {
|
|
HEAP8[((buffer++)>>0)] = str.charCodeAt(i);
|
|
}
|
|
// Null-terminate the pointer to the HEAP.
|
|
if (!dontAddNull) HEAP8[((buffer)>>0)] = 0;
|
|
}
|
|
|
|
// end include: runtime_strings_extra.js
|
|
// Memory management
|
|
|
|
function alignUp(x, multiple) {
|
|
if (x % multiple > 0) {
|
|
x += multiple - (x % multiple);
|
|
}
|
|
return x;
|
|
}
|
|
|
|
var HEAP,
|
|
/** @type {ArrayBuffer} */
|
|
buffer,
|
|
/** @type {Int8Array} */
|
|
HEAP8,
|
|
/** @type {Uint8Array} */
|
|
HEAPU8,
|
|
/** @type {Int16Array} */
|
|
HEAP16,
|
|
/** @type {Uint16Array} */
|
|
HEAPU16,
|
|
/** @type {Int32Array} */
|
|
HEAP32,
|
|
/** @type {Uint32Array} */
|
|
HEAPU32,
|
|
/** @type {Float32Array} */
|
|
HEAPF32,
|
|
/** @type {Float64Array} */
|
|
HEAPF64;
|
|
|
|
function updateGlobalBufferAndViews(buf) {
|
|
buffer = buf;
|
|
Module['HEAP8'] = HEAP8 = new Int8Array(buf);
|
|
Module['HEAP16'] = HEAP16 = new Int16Array(buf);
|
|
Module['HEAP32'] = HEAP32 = new Int32Array(buf);
|
|
Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf);
|
|
Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf);
|
|
Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf);
|
|
Module['HEAPF32'] = HEAPF32 = new Float32Array(buf);
|
|
Module['HEAPF64'] = HEAPF64 = new Float64Array(buf);
|
|
}
|
|
|
|
var TOTAL_STACK = 5242880;
|
|
|
|
var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216;
|
|
|
|
// include: runtime_init_table.js
|
|
// In regular non-RELOCATABLE mode the table is exported
|
|
// from the wasm module and this will be assigned once
|
|
// the exports are available.
|
|
var wasmTable;
|
|
|
|
// end include: runtime_init_table.js
|
|
// include: runtime_stack_check.js
|
|
|
|
|
|
// end include: runtime_stack_check.js
|
|
// include: runtime_assertions.js
|
|
|
|
|
|
// end include: runtime_assertions.js
|
|
var __ATPRERUN__ = []; // functions called before the runtime is initialized
|
|
var __ATINIT__ = []; // functions called during startup
|
|
var __ATMAIN__ = []; // functions called when main() is to be run
|
|
var __ATEXIT__ = []; // functions called during shutdown
|
|
var __ATPOSTRUN__ = []; // functions called after the main() is called
|
|
|
|
var runtimeInitialized = false;
|
|
var runtimeExited = false;
|
|
|
|
__ATINIT__.push({ func: function() { ___wasm_call_ctors() } });
|
|
|
|
function preRun() {
|
|
|
|
if (Module['preRun']) {
|
|
if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']];
|
|
while (Module['preRun'].length) {
|
|
addOnPreRun(Module['preRun'].shift());
|
|
}
|
|
}
|
|
|
|
callRuntimeCallbacks(__ATPRERUN__);
|
|
}
|
|
|
|
function initRuntime() {
|
|
runtimeInitialized = true;
|
|
|
|
callRuntimeCallbacks(__ATINIT__);
|
|
}
|
|
|
|
function preMain() {
|
|
|
|
callRuntimeCallbacks(__ATMAIN__);
|
|
}
|
|
|
|
function exitRuntime() {
|
|
runtimeExited = true;
|
|
}
|
|
|
|
function postRun() {
|
|
|
|
if (Module['postRun']) {
|
|
if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']];
|
|
while (Module['postRun'].length) {
|
|
addOnPostRun(Module['postRun'].shift());
|
|
}
|
|
}
|
|
|
|
callRuntimeCallbacks(__ATPOSTRUN__);
|
|
}
|
|
|
|
function addOnPreRun(cb) {
|
|
__ATPRERUN__.unshift(cb);
|
|
}
|
|
|
|
function addOnInit(cb) {
|
|
__ATINIT__.unshift(cb);
|
|
}
|
|
|
|
function addOnPreMain(cb) {
|
|
__ATMAIN__.unshift(cb);
|
|
}
|
|
|
|
function addOnExit(cb) {
|
|
}
|
|
|
|
function addOnPostRun(cb) {
|
|
__ATPOSTRUN__.unshift(cb);
|
|
}
|
|
|
|
// include: runtime_math.js
|
|
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32
|
|
|
|
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc
|
|
|
|
// end include: runtime_math.js
|
|
// A counter of dependencies for calling run(). If we need to
|
|
// do asynchronous work before running, increment this and
|
|
// decrement it. Incrementing must happen in a place like
|
|
// Module.preRun (used by emcc to add file preloading).
|
|
// Note that you can add dependencies in preRun, even though
|
|
// it happens right before run - run will be postponed until
|
|
// the dependencies are met.
|
|
var runDependencies = 0;
|
|
var runDependencyWatcher = null;
|
|
var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled
|
|
|
|
function getUniqueRunDependency(id) {
|
|
return id;
|
|
}
|
|
|
|
function addRunDependency(id) {
|
|
runDependencies++;
|
|
|
|
if (Module['monitorRunDependencies']) {
|
|
Module['monitorRunDependencies'](runDependencies);
|
|
}
|
|
|
|
}
|
|
|
|
function removeRunDependency(id) {
|
|
runDependencies--;
|
|
|
|
if (Module['monitorRunDependencies']) {
|
|
Module['monitorRunDependencies'](runDependencies);
|
|
}
|
|
|
|
if (runDependencies == 0) {
|
|
if (runDependencyWatcher !== null) {
|
|
clearInterval(runDependencyWatcher);
|
|
runDependencyWatcher = null;
|
|
}
|
|
if (dependenciesFulfilled) {
|
|
var callback = dependenciesFulfilled;
|
|
dependenciesFulfilled = null;
|
|
callback(); // can add another dependenciesFulfilled
|
|
}
|
|
}
|
|
}
|
|
|
|
Module["preloadedImages"] = {}; // maps url to image data
|
|
Module["preloadedAudios"] = {}; // maps url to audio data
|
|
|
|
/** @param {string|number=} what */
|
|
function abort(what) {
|
|
if (Module['onAbort']) {
|
|
Module['onAbort'](what);
|
|
}
|
|
|
|
what += '';
|
|
err(what);
|
|
|
|
ABORT = true;
|
|
EXITSTATUS = 1;
|
|
|
|
what = 'abort(' + what + '). Build with -s ASSERTIONS=1 for more info.';
|
|
|
|
// Use a wasm runtime error, because a JS error might be seen as a foreign
|
|
// exception, which means we'd run destructors on it. We need the error to
|
|
// simply make the program stop.
|
|
var e = new WebAssembly.RuntimeError(what);
|
|
|
|
// Throw the error whether or not MODULARIZE is set because abort is used
|
|
// in code paths apart from instantiation where an exception is expected
|
|
// to be thrown when abort is called.
|
|
throw e;
|
|
}
|
|
|
|
// {{MEM_INITIALIZER}}
|
|
|
|
// include: memoryprofiler.js
|
|
|
|
|
|
// end include: memoryprofiler.js
|
|
// include: URIUtils.js
|
|
|
|
|
|
function hasPrefix(str, prefix) {
|
|
return String.prototype.startsWith ?
|
|
str.startsWith(prefix) :
|
|
str.indexOf(prefix) === 0;
|
|
}
|
|
|
|
// Prefix of data URIs emitted by SINGLE_FILE and related options.
|
|
var dataURIPrefix = 'data:application/octet-stream;base64,';
|
|
|
|
// Indicates whether filename is a base64 data URI.
|
|
function isDataURI(filename) {
|
|
return hasPrefix(filename, dataURIPrefix);
|
|
}
|
|
|
|
var fileURIPrefix = "file://";
|
|
|
|
// Indicates whether filename is delivered via file protocol (as opposed to http/https)
|
|
function isFileURI(filename) {
|
|
return hasPrefix(filename, fileURIPrefix);
|
|
}
|
|
|
|
// end include: URIUtils.js
|
|
var wasmBinaryFile = 'libopus-encoder.wasm.wasm';
|
|
if (!isDataURI(wasmBinaryFile)) {
|
|
wasmBinaryFile = locateFile(wasmBinaryFile);
|
|
}
|
|
|
|
function getBinary(file) {
|
|
try {
|
|
if (file == wasmBinaryFile && wasmBinary) {
|
|
return new Uint8Array(wasmBinary);
|
|
}
|
|
if (readBinary) {
|
|
return readBinary(file);
|
|
} else {
|
|
throw "sync fetching of the wasm failed: you can preload it to Module['wasmBinary'] manually, or emcc.py will do that for you when generating HTML (but not JS)";
|
|
}
|
|
}
|
|
catch (err) {
|
|
abort(err);
|
|
}
|
|
}
|
|
|
|
function getBinaryPromise() {
|
|
// If we don't have the binary yet, try to to load it asynchronously.
|
|
// Fetch has some additional restrictions over XHR, like it can't be used on a file:// url.
|
|
// See https://github.com/github/fetch/pull/92#issuecomment-140665932
|
|
// Cordova or Electron apps are typically loaded from a file:// url.
|
|
// So use fetch if it is available and the url is not a file, otherwise fall back to XHR.
|
|
if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
|
|
if (typeof fetch === 'function'
|
|
&& !isFileURI(wasmBinaryFile)
|
|
) {
|
|
return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(function(response) {
|
|
if (!response['ok']) {
|
|
throw "failed to load wasm binary file at '" + wasmBinaryFile + "'";
|
|
}
|
|
return response['arrayBuffer']();
|
|
}).catch(function () {
|
|
return getBinary(wasmBinaryFile);
|
|
});
|
|
}
|
|
else {
|
|
if (readAsync) {
|
|
// fetch is not available or url is file => try XHR (readAsync uses XHR internally)
|
|
return new Promise(function(resolve, reject) {
|
|
readAsync(wasmBinaryFile, function(response) { resolve(new Uint8Array(/** @type{!ArrayBuffer} */(response))) }, reject)
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
// Otherwise, getBinary should be able to get it synchronously
|
|
return Promise.resolve().then(function() { return getBinary(wasmBinaryFile); });
|
|
}
|
|
|
|
function instantiateSync(file, info) {
|
|
var instance;
|
|
var module;
|
|
var binary;
|
|
try {
|
|
binary = getBinary(file);
|
|
module = new WebAssembly.Module(binary);
|
|
instance = new WebAssembly.Instance(module, info);
|
|
} catch (e) {
|
|
var str = e.toString();
|
|
err('failed to compile wasm module: ' + str);
|
|
if (str.indexOf('imported Memory') >= 0 ||
|
|
str.indexOf('memory import') >= 0) {
|
|
err('Memory size incompatibility issues may be due to changing INITIAL_MEMORY at runtime to something too large. Use ALLOW_MEMORY_GROWTH to allow any size memory (and also make sure not to set INITIAL_MEMORY at runtime to something smaller than it was at compile time).');
|
|
}
|
|
throw e;
|
|
}
|
|
return [instance, module];
|
|
}
|
|
|
|
// Create the wasm instance.
|
|
// Receives the wasm imports, returns the exports.
|
|
function createWasm() {
|
|
// prepare imports
|
|
var info = {
|
|
'env': asmLibraryArg,
|
|
'wasi_snapshot_preview1': asmLibraryArg,
|
|
};
|
|
// Load the wasm module and create an instance of using native support in the JS engine.
|
|
// handle a generated wasm instance, receiving its exports and
|
|
// performing other necessary setup
|
|
/** @param {WebAssembly.Module=} module*/
|
|
function receiveInstance(instance, module) {
|
|
var exports = instance.exports;
|
|
|
|
Module['asm'] = exports;
|
|
|
|
wasmMemory = Module['asm']['memory'];
|
|
updateGlobalBufferAndViews(wasmMemory.buffer);
|
|
|
|
wasmTable = Module['asm']['__indirect_function_table'];
|
|
|
|
removeRunDependency('wasm-instantiate');
|
|
}
|
|
// we can't run yet (except in a pthread, where we have a custom sync instantiator)
|
|
addRunDependency('wasm-instantiate');
|
|
|
|
function receiveInstantiatedSource(output) {
|
|
// 'output' is a WebAssemblyInstantiatedSource object which has both the module and instance.
|
|
// receiveInstance() will swap in the exports (to Module.asm) so they can be called
|
|
// TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line.
|
|
// When the regression is fixed, can restore the above USE_PTHREADS-enabled path.
|
|
receiveInstance(output['instance']);
|
|
}
|
|
|
|
function instantiateArrayBuffer(receiver) {
|
|
return getBinaryPromise().then(function(binary) {
|
|
return WebAssembly.instantiate(binary, info);
|
|
}).then(receiver, function(reason) {
|
|
err('failed to asynchronously prepare wasm: ' + reason);
|
|
|
|
abort(reason);
|
|
});
|
|
}
|
|
|
|
// Prefer streaming instantiation if available.
|
|
|
|
// User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback
|
|
// to manually instantiate the Wasm module themselves. This allows pages to run the instantiation parallel
|
|
// to any other async startup actions they are performing.
|
|
if (Module['instantiateWasm']) {
|
|
try {
|
|
var exports = Module['instantiateWasm'](info, receiveInstance);
|
|
return exports;
|
|
} catch(e) {
|
|
err('Module.instantiateWasm callback failed with error: ' + e);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
var result = instantiateSync(wasmBinaryFile, info);
|
|
receiveInstance(result[0], result[1]);
|
|
return Module['asm']; // exports were assigned here
|
|
}
|
|
|
|
// Globals used by JS i64 conversions (see makeSetValue)
|
|
var tempDouble;
|
|
var tempI64;
|
|
|
|
// === Body ===
|
|
|
|
var ASM_CONSTS = {
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
function callRuntimeCallbacks(callbacks) {
|
|
while(callbacks.length > 0) {
|
|
var callback = callbacks.shift();
|
|
if (typeof callback == 'function') {
|
|
callback(Module); // Pass the module as the first argument.
|
|
continue;
|
|
}
|
|
var func = callback.func;
|
|
if (typeof func === 'number') {
|
|
if (callback.arg === undefined) {
|
|
wasmTable.get(func)();
|
|
} else {
|
|
wasmTable.get(func)(callback.arg);
|
|
}
|
|
} else {
|
|
func(callback.arg === undefined ? null : callback.arg);
|
|
}
|
|
}
|
|
}
|
|
|
|
function demangle(func) {
|
|
return func;
|
|
}
|
|
|
|
function demangleAll(text) {
|
|
var regex =
|
|
/\b_Z[\w\d_]+/g;
|
|
return text.replace(regex,
|
|
function(x) {
|
|
var y = demangle(x);
|
|
return x === y ? x : (y + ' [' + x + ']');
|
|
});
|
|
}
|
|
|
|
function jsStackTrace() {
|
|
var error = new Error();
|
|
if (!error.stack) {
|
|
// IE10+ special cases: It does have callstack info, but it is only populated if an Error object is thrown,
|
|
// so try that as a special-case.
|
|
try {
|
|
throw new Error();
|
|
} catch(e) {
|
|
error = e;
|
|
}
|
|
if (!error.stack) {
|
|
return '(no stack trace available)';
|
|
}
|
|
}
|
|
return error.stack.toString();
|
|
}
|
|
|
|
function stackTrace() {
|
|
var js = jsStackTrace();
|
|
if (Module['extraStackTrace']) js += '\n' + Module['extraStackTrace']();
|
|
return demangleAll(js);
|
|
}
|
|
|
|
function _abort() {
|
|
abort();
|
|
}
|
|
|
|
function _emscripten_memcpy_big(dest, src, num) {
|
|
HEAPU8.copyWithin(dest, src, src + num);
|
|
}
|
|
|
|
function _emscripten_get_heap_size() {
|
|
return HEAPU8.length;
|
|
}
|
|
|
|
function abortOnCannotGrowMemory(requestedSize) {
|
|
abort('OOM');
|
|
}
|
|
function _emscripten_resize_heap(requestedSize) {
|
|
abortOnCannotGrowMemory(requestedSize);
|
|
}
|
|
|
|
var SYSCALLS={mappings:{},buffers:[null,[],[]],printChar:function(stream, curr) {
|
|
var buffer = SYSCALLS.buffers[stream];
|
|
if (curr === 0 || curr === 10) {
|
|
(stream === 1 ? out : err)(UTF8ArrayToString(buffer, 0));
|
|
buffer.length = 0;
|
|
} else {
|
|
buffer.push(curr);
|
|
}
|
|
},varargs:undefined,get:function() {
|
|
SYSCALLS.varargs += 4;
|
|
var ret = HEAP32[(((SYSCALLS.varargs)-(4))>>2)];
|
|
return ret;
|
|
},getStr:function(ptr) {
|
|
var ret = UTF8ToString(ptr);
|
|
return ret;
|
|
},get64:function(low, high) {
|
|
return low;
|
|
}};
|
|
function _fd_close(fd) {
|
|
return 0;
|
|
}
|
|
|
|
function _fd_seek(fd, offset_low, offset_high, whence, newOffset) {
|
|
}
|
|
|
|
function flush_NO_FILESYSTEM() {
|
|
// flush anything remaining in the buffers during shutdown
|
|
if (typeof _fflush !== 'undefined') _fflush(0);
|
|
var buffers = SYSCALLS.buffers;
|
|
if (buffers[1].length) SYSCALLS.printChar(1, 10);
|
|
if (buffers[2].length) SYSCALLS.printChar(2, 10);
|
|
}
|
|
function _fd_write(fd, iov, iovcnt, pnum) {
|
|
// hack to support printf in SYSCALLS_REQUIRE_FILESYSTEM=0
|
|
var num = 0;
|
|
for (var i = 0; i < iovcnt; i++) {
|
|
var ptr = HEAP32[(((iov)+(i*8))>>2)];
|
|
var len = HEAP32[(((iov)+(i*8 + 4))>>2)];
|
|
for (var j = 0; j < len; j++) {
|
|
SYSCALLS.printChar(fd, HEAPU8[ptr+j]);
|
|
}
|
|
num += len;
|
|
}
|
|
HEAP32[((pnum)>>2)] = num
|
|
return 0;
|
|
}
|
|
|
|
function _setTempRet0($i) {
|
|
setTempRet0(($i) | 0);
|
|
}
|
|
var ASSERTIONS = false;
|
|
|
|
|
|
|
|
/** @type {function(string, boolean=, number=)} */
|
|
function intArrayFromString(stringy, dontAddNull, length) {
|
|
var len = length > 0 ? length : lengthBytesUTF8(stringy)+1;
|
|
var u8array = new Array(len);
|
|
var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length);
|
|
if (dontAddNull) u8array.length = numBytesWritten;
|
|
return u8array;
|
|
}
|
|
|
|
function intArrayToString(array) {
|
|
var ret = [];
|
|
for (var i = 0; i < array.length; i++) {
|
|
var chr = array[i];
|
|
if (chr > 0xFF) {
|
|
if (ASSERTIONS) {
|
|
assert(false, 'Character code ' + chr + ' (' + String.fromCharCode(chr) + ') at offset ' + i + ' not in 0x00-0xFF.');
|
|
}
|
|
chr &= 0xFF;
|
|
}
|
|
ret.push(String.fromCharCode(chr));
|
|
}
|
|
return ret.join('');
|
|
}
|
|
|
|
|
|
var asmLibraryArg = {
|
|
"abort": _abort,
|
|
"emscripten_memcpy_big": _emscripten_memcpy_big,
|
|
"emscripten_resize_heap": _emscripten_resize_heap,
|
|
"fd_close": _fd_close,
|
|
"fd_seek": _fd_seek,
|
|
"fd_write": _fd_write,
|
|
"setTempRet0": _setTempRet0
|
|
};
|
|
var asm = createWasm();
|
|
/** @type {function(...*):?} */
|
|
var ___wasm_call_ctors = Module["___wasm_call_ctors"] = asm["__wasm_call_ctors"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _opus_encoder_create = Module["_opus_encoder_create"] = asm["opus_encoder_create"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _opus_encode_float = Module["_opus_encode_float"] = asm["opus_encode_float"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _opus_encoder_ctl = Module["_opus_encoder_ctl"] = asm["opus_encoder_ctl"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _opus_encoder_destroy = Module["_opus_encoder_destroy"] = asm["opus_encoder_destroy"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _speex_resampler_init = Module["_speex_resampler_init"] = asm["speex_resampler_init"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _speex_resampler_destroy = Module["_speex_resampler_destroy"] = asm["speex_resampler_destroy"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _speex_resampler_process_interleaved_float = Module["_speex_resampler_process_interleaved_float"] = asm["speex_resampler_process_interleaved_float"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var ___errno_location = Module["___errno_location"] = asm["__errno_location"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var stackSave = Module["stackSave"] = asm["stackSave"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var stackRestore = Module["stackRestore"] = asm["stackRestore"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var stackAlloc = Module["stackAlloc"] = asm["stackAlloc"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _malloc = Module["_malloc"] = asm["malloc"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var _free = Module["_free"] = asm["free"]
|
|
|
|
/** @type {function(...*):?} */
|
|
var dynCall_jiji = Module["dynCall_jiji"] = asm["dynCall_jiji"]
|
|
|
|
|
|
|
|
|
|
|
|
// === Auto-generated postamble setup entry stuff ===
|
|
|
|
|
|
|
|
var calledRun;
|
|
|
|
/**
|
|
* @constructor
|
|
* @this {ExitStatus}
|
|
*/
|
|
function ExitStatus(status) {
|
|
this.name = "ExitStatus";
|
|
this.message = "Program terminated with exit(" + status + ")";
|
|
this.status = status;
|
|
}
|
|
|
|
var calledMain = false;
|
|
|
|
dependenciesFulfilled = function runCaller() {
|
|
// If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false)
|
|
if (!calledRun) run();
|
|
if (!calledRun) dependenciesFulfilled = runCaller; // try this again later, after new deps are fulfilled
|
|
};
|
|
|
|
/** @type {function(Array=)} */
|
|
function run(args) {
|
|
args = args || arguments_;
|
|
|
|
if (runDependencies > 0) {
|
|
return;
|
|
}
|
|
|
|
preRun();
|
|
|
|
// a preRun added a dependency, run will be called later
|
|
if (runDependencies > 0) {
|
|
return;
|
|
}
|
|
|
|
function doRun() {
|
|
// run may have just been called through dependencies being fulfilled just in this very frame,
|
|
// or while the async setStatus time below was happening
|
|
if (calledRun) return;
|
|
calledRun = true;
|
|
Module['calledRun'] = true;
|
|
|
|
if (ABORT) return;
|
|
|
|
initRuntime();
|
|
|
|
preMain();
|
|
|
|
if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized']();
|
|
|
|
postRun();
|
|
}
|
|
|
|
if (Module['setStatus']) {
|
|
Module['setStatus']('Running...');
|
|
setTimeout(function() {
|
|
setTimeout(function() {
|
|
Module['setStatus']('');
|
|
}, 1);
|
|
doRun();
|
|
}, 1);
|
|
} else
|
|
{
|
|
doRun();
|
|
}
|
|
}
|
|
Module['run'] = run;
|
|
|
|
/** @param {boolean|number=} implicit */
|
|
function exit(status, implicit) {
|
|
|
|
// if this is just main exit-ing implicitly, and the status is 0, then we
|
|
// don't need to do anything here and can just leave. if the status is
|
|
// non-zero, though, then we need to report it.
|
|
// (we may have warned about this earlier, if a situation justifies doing so)
|
|
if (implicit && noExitRuntime && status === 0) {
|
|
return;
|
|
}
|
|
|
|
if (noExitRuntime) {
|
|
} else {
|
|
|
|
EXITSTATUS = status;
|
|
|
|
exitRuntime();
|
|
|
|
if (Module['onExit']) Module['onExit'](status);
|
|
|
|
ABORT = true;
|
|
}
|
|
|
|
quit_(status, new ExitStatus(status));
|
|
}
|
|
|
|
if (Module['preInit']) {
|
|
if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']];
|
|
while (Module['preInit'].length > 0) {
|
|
Module['preInit'].pop()();
|
|
}
|
|
}
|
|
|
|
run();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return Module;
|
|
}, 'OpusEncoderLib'));//END: UMD wrapper
|
|
|