node_params/wx_video/wasm_video_decode.js

const fs = require('fs');
var f = "";
// The Module object: Our interface to the outside world. We import
// and export values on it. There are various ways Module can be used:
// 1. Not defined. We create it here
// 2. A function parameter, function(Module) { ..generated code.. }
// 3. pre-run appended it, var Module = {}; ..generated code..
// 4. External script tag defines var Module.
// We need to check if Module already exists (e.g. case 3 above).
// Substitution will be replaced with actual code on later stage of the build,
// this way Closure Compiler will not mangle it (e.g. case 4. above).
// Note that if you want to run closure, and also to use Module
// after the generated code, you will need to define   var Module = {};
// before the code. Then that object will be used in the code, and you
// can continue to use Module afterwards as well.
var Module = typeof Module !== 'undefined' ? Module : {};

// --pre-jses are emitted after the Module integration code, so that they can
// refer to Module (if they choose; they can also define Module)
// {{PRE_JSES}}

// Sometimes an existing Module object exists with properties
// meant to overwrite the default module functionality. Here
// we collect those properties and reapply _after_ we configure
// the current environment's defaults to avoid having to be so
// defensive during initialization.
var moduleOverrides = {};
var key;
for (key in Module) {
  if (Module.hasOwnProperty(key)) {
    moduleOverrides[key] = Module[key];
  }
}

var arguments_ = [];
var thisProgram = './this.program';
var quit_ = function(status, toThrow) {
  throw toThrow;
};

// Determine the runtime environment we are in. You can customize this by
// setting the ENVIRONMENT setting at compile time (see settings.js).

var ENVIRONMENT_IS_WEB = false;
var ENVIRONMENT_IS_WORKER = true;
var ENVIRONMENT_IS_NODE = false;
var ENVIRONMENT_IS_SHELL = false;

// `/` should be present at the end if `scriptDirectory` is not empty
var scriptDirectory = '';
function locateFile(path) {
  if (Module['locateFile']) {
    return Module['locateFile'](path, scriptDirectory);
  }
  return scriptDirectory + path;
}

// Hooks that are implemented differently in different runtime environments.
var read_,
    readAsync,
    readBinary,
    setWindowTitle;

// Note that this includes Node.js workers when relevant (pthreads is enabled).
// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and
// ENVIRONMENT_IS_NODE.
if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
  if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled
    scriptDirectory = "";
  } else if (typeof document !== 'undefined' && document.currentScript) { // web
    scriptDirectory = document.currentScript.src;
  }
  // blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them.
  // otherwise, slice off the final part of the url to find the script directory.
  // if scriptDirectory does not contain a slash, lastIndexOf will return -1,
  // and scriptDirectory will correctly be replaced with an empty string.
  // If scriptDirectory contains a query (starting with ?) or a fragment (starting with #),
  // they are removed because they could contain a slash.
  if (scriptDirectory.indexOf('blob:') !== 0) {
    scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf('/')+1);
  } else {
    scriptDirectory = '';
  }

  // Differentiate the Web Worker from the Node Worker case, as reading must
  // be done differently.
  {

// include: web_or_worker_shell_read.js


  read_ = function(url) {
      var xhr = new XMLHttpRequest();
      xhr.open('GET', url, false);
      xhr.send(null);
      return xhr.responseText;
  };

  if (ENVIRONMENT_IS_WORKER) {
    readBinary = function(url) {
        var xhr = new XMLHttpRequest();
        xhr.open('GET', url, false);
        xhr.responseType = 'arraybuffer';
        xhr.send(null);
        return new Uint8Array(/** @type{!ArrayBuffer} */(xhr.response));
    };
  }

  readAsync = function(url, onload, onerror) {
    var xhr = new XMLHttpRequest();
    xhr.open('GET', url, true);
    xhr.responseType = 'arraybuffer';
    xhr.onload = function() {
      if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0
        onload(xhr.response);
        return;
      }
      onerror();
    };
    xhr.onerror = onerror;
    xhr.send(null);
  };

// end include: web_or_worker_shell_read.js
  }

  setWindowTitle = function(title) { document.title = title };
} else
{
}

var out = Module['print'] || console.log.bind(console);
var err = Module['printErr'] || console.warn.bind(console);

// Merge back in the overrides
for (key in moduleOverrides) {
  if (moduleOverrides.hasOwnProperty(key)) {
    Module[key] = moduleOverrides[key];
  }
}
// Free the object hierarchy contained in the overrides, this lets the GC
// reclaim data used e.g. in memoryInitializerRequest, which is a large typed array.
moduleOverrides = null;

// Emit code to handle expected values on the Module object. This applies Module.x
// to the proper local x. This has two benefits: first, we only emit it if it is
// expected to arrive, and second, by using a local everywhere else that can be
// minified.

if (Module['arguments']) arguments_ = Module['arguments'];

if (Module['thisProgram']) thisProgram = Module['thisProgram'];

if (Module['quit']) quit_ = Module['quit'];

// perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message




var STACK_ALIGN = 16;
var POINTER_SIZE = 4;

function getNativeTypeSize(type) {
  switch (type) {
    case 'i1': case 'i8': return 1;
    case 'i16': return 2;
    case 'i32': return 4;
    case 'i64': return 8;
    case 'float': return 4;
    case 'double': return 8;
    default: {
      if (type[type.length-1] === '*') {
        return POINTER_SIZE;
      } else if (type[0] === 'i') {
        var bits = Number(type.substr(1));
        assert(bits % 8 === 0, 'getNativeTypeSize invalid bits ' + bits + ', type ' + type);
        return bits / 8;
      } else {
        return 0;
      }
    }
  }
}

function warnOnce(text) {
  if (!warnOnce.shown) warnOnce.shown = {};
  if (!warnOnce.shown[text]) {
    warnOnce.shown[text] = 1;
    err(text);
  }
}

// include: runtime_functions.js


// Wraps a JS function as a wasm function with a given signature.
function convertJsFunctionToWasm(func, sig) {

  // If the type reflection proposal is available, use the new
  // "WebAssembly.Function" constructor.
  // Otherwise, construct a minimal wasm module importing the JS function and
  // re-exporting it.
  if (typeof WebAssembly.Function === "function") {
    var typeNames = {
      'i': 'i32',
      'j': 'i64',
      'f': 'f32',
      'd': 'f64'
    };
    var type = {
      parameters: [],
      results: sig[0] == 'v' ? [] : [typeNames[sig[0]]]
    };
    for (var i = 1; i < sig.length; ++i) {
      type.parameters.push(typeNames[sig[i]]);
    }
    return new WebAssembly.Function(type, func);
  }

  // The module is static, with the exception of the type section, which is
  // generated based on the signature passed in.
  var typeSection = [
    0x01, // id: section,
    0x00, // length: 0 (placeholder)
    0x01, // count: 1
    0x60, // form: func
  ];
  var sigRet = sig.slice(0, 1);
  var sigParam = sig.slice(1);
  var typeCodes = {
    'i': 0x7f, // i32
    'j': 0x7e, // i64
    'f': 0x7d, // f32
    'd': 0x7c, // f64
  };

  // Parameters, length + signatures
  typeSection.push(sigParam.length);
  for (var i = 0; i < sigParam.length; ++i) {
    typeSection.push(typeCodes[sigParam[i]]);
  }

  // Return values, length + signatures
  // With no multi-return in MVP, either 0 (void) or 1 (anything else)
  if (sigRet == 'v') {
    typeSection.push(0x00);
  } else {
    typeSection = typeSection.concat([0x01, typeCodes[sigRet]]);
  }

  // Write the overall length of the type section back into the section header
  // (excepting the 2 bytes for the section id and length)
  typeSection[1] = typeSection.length - 2;

  // Rest of the module is static
  var bytes = new Uint8Array([
    0x00, 0x61, 0x73, 0x6d, // magic ("\0asm")
    0x01, 0x00, 0x00, 0x00, // version: 1
  ].concat(typeSection, [
    0x02, 0x07, // import section
      // (import "e" "f" (func 0 (type 0)))
      0x01, 0x01, 0x65, 0x01, 0x66, 0x00, 0x00,
    0x07, 0x05, // export section
      // (export "f" (func 0 (type 0)))
      0x01, 0x01, 0x66, 0x00, 0x00,
  ]));

   // We can compile this wasm module synchronously because it is very small.
  // This accepts an import (at "e.f"), that it reroutes to an export (at "f")
  var module = new WebAssembly.Module(bytes);
  var instance = new WebAssembly.Instance(module, {
    'e': {
      'f': func
    }
  });
  var wrappedFunc = instance.exports['f'];
  return wrappedFunc;
}

var freeTableIndexes = [];

// Weak map of functions in the table to their indexes, created on first use.
var functionsInTableMap;

function getEmptyTableSlot() {
  // Reuse a free index if there is one, otherwise grow.
  if (freeTableIndexes.length) {
    return freeTableIndexes.pop();
  }
  // Grow the table
  try {
    wasmTable.grow(1);
  } catch (err) {
    if (!(err instanceof RangeError)) {
      throw err;
    }
    throw 'Unable to grow wasm table. Set ALLOW_TABLE_GROWTH.';
  }
  return wasmTable.length - 1;
}

function updateTableMap(offset, count) {
  for (var i = offset; i < offset + count; i++) {
    var item = getWasmTableEntry(i);
    // Ignore null values.
    if (item) {
      functionsInTableMap.set(item, i);
    }
  }
}

// Add a function to the table.
// 'sig' parameter is required if the function being added is a JS function.
function addFunction(func, sig) {

  // Check if the function is already in the table, to ensure each function
  // gets a unique index. First, create the map if this is the first use.
  if (!functionsInTableMap) {
    functionsInTableMap = new WeakMap();
    updateTableMap(0, wasmTable.length);
  }
  if (functionsInTableMap.has(func)) {
    return functionsInTableMap.get(func);
  }

  // It's not in the table, add it now.

  var ret = getEmptyTableSlot();

  // Set the new value.
  try {
    // Attempting to call this with JS function will cause of table.set() to fail
    setWasmTableEntry(ret, func);
  } catch (err) {
    if (!(err instanceof TypeError)) {
      throw err;
    }
    var wrapped = convertJsFunctionToWasm(func, sig);
    setWasmTableEntry(ret, wrapped);
  }

  functionsInTableMap.set(func, ret);

  return ret;
}

function removeFunction(index) {
  functionsInTableMap.delete(getWasmTableEntry(index));
  freeTableIndexes.push(index);
}

// end include: runtime_functions.js
// include: runtime_debug.js


// end include: runtime_debug.js
var tempRet0 = 0;

var setTempRet0 = function(value) {
  tempRet0 = value;
};

var getTempRet0 = function() {
  return tempRet0;
};



// === Preamble library stuff ===

// 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';
    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';
    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 Number(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);
  function onDone(ret) {
    runtimeKeepalivePop();
    if (stack !== 0) stackRestore(stack);
    return convertReturnValue(ret);
  }
  runtimeKeepalivePush();
  var asyncMode = opts && opts.async;
  // Check if we started an async operation just now.
  if (Asyncify.currData) {
    // If so, the WASM function ran asynchronous and unwound its stack.
    // We need to return a Promise that resolves the return value
    // once the stack is rewound and execution finishes.
    return Asyncify.whenDone().then(onDone);
  }

  ret = onDone(ret);
  // If this is an async ccall, ensure we return a promise
  if (asyncMode) return Promise.resolve(ret);
  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'] || 33554432;

// 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 __ATEXIT__    = []; // functions called during shutdown
var __ATPOSTRUN__ = []; // functions called after the main() is called

var runtimeInitialized = false;
var runtimeExited = false;
var runtimeKeepaliveCounter = 0;

function keepRuntimeAlive() {
  return noExitRuntime || runtimeKeepaliveCounter > 0;
}

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 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 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
// || MIN_NODE_VERSION < 0.12
// check for imul support, and also for correctness ( https://bugs.webkit.org/show_bug.cgi?id=126345 )
if (!Math.imul || Math.imul(0xffffffff, 5) !== -5) Math.imul = function imul(a, b) {
  var ah  = a >>> 16;
  var al = a & 0xffff;
  var bh  = b >>> 16;
  var bl = b & 0xffff;
  return (al*bl + ((ah*bl + al*bh) << 16))|0;
};

// 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 = 'Aborted(' + what + ')';
  // TODO(sbc): Should we remove printing and leave it up to whoever
  // catches the exception?
  err(what);

  ABORT = true;
  EXITSTATUS = 1;

  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


// 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) {
  // Prefix of data URIs emitted by SINGLE_FILE and related options.
  return filename.startsWith(dataURIPrefix);
}

// Indicates whether filename is delivered via file protocol (as opposed to http/https)
function isFileURI(filename) {
  return filename.startsWith('file://');
}

// end include: URIUtils.js
var wasmBinaryFile = ""; // https://aladin.wxqcloud.qq.com/aladin/ffmepeg/video-decode/1.2.50/wasm_video_decode.wasm
var wasmBinaryFileLocal = "wx_video/wasm_video_decode.wasm";
function getBinary(file) {
  try {
    if (file == wasmBinaryFile && wasmBinary) {
      return new Uint8Array(wasmBinary);
    }
    if (readBinary) {
      return readBinary(file);
    } else {
      throw "both async and sync fetching of the wasm failed";
    }
  }
  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'
    ) {
      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);
      });
    }
  }

  // Otherwise, getBinary should be able to get it synchronously
  return Promise.resolve().then(function() { return getBinary(wasmBinaryFile); });
}

// Create the wasm instance.
// Receives the wasm imports, returns the exports.
async 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*/

  // we can't run yet (except in a pthread, where we have a custom sync instantiator)
  addRunDependency('wasm-instantiate');

  // 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);
      exports = Asyncify.instrumentWasmExports(exports);
      return exports;
    } catch(e) {
      err('Module.instantiateWasm callback failed with error: ' + e);
      return false;
    }
  }

  // await instantiateAsync();

  if (!wasmBinary &&
        typeof WebAssembly.instantiateStreaming === 'function' &&
        !isDataURI(wasmBinaryFile) &&
        typeof fetch === 'function') {
      // 这块是自己新增的
      if(wasmBinaryFile == ""){ // 采用本地加载wasm

          var result = await WebAssembly.instantiate(fs.readFileSync(wasmBinaryFileLocal), info);
          var instance = result['instance'];
          // console.log(instance)
          var exports = instance.exports;
          exports = Asyncify.instrumentWasmExports(exports);

          Module['asm'] = exports;


          wasmMemory = Module['asm']['memory'];
          // console.log(wasmMemory.buffer)
          updateGlobalBufferAndViews(wasmMemory.buffer);
          wasmTable = Module['asm']['__indirect_function_table'];

          addOnInit(Module['asm']['__wasm_call_ctors']);

          // console.log(Module);

          removeRunDependency('wasm-instantiate');
      }
    }


  // console.log(Module["WxIsaac64"])
  // console.log(Module['asm'])
  // get_();

  return Module; // no exports yet; we'll fill them in later
}

// Globals used by JS i64 conversions (see makeSetValue)
var tempDouble;
var tempI64;

// === Body ===

var ASM_CONSTS = {
  434420: function($0, $1, $2) {wasm_ffmpeg_error_report($0, $1, $2);},
 434460: function($0, $1) {wasm_isaac_generate($0, $1);},
 434491: function($0, $1, $2) {return wasm_ffmpeg_fwrite($0, $1, $2);},
 434532: function($0, $1) {wasm_ffmpeg_fsize($0, $1);},
 434561: function($0, $1, $2, $3, $4) {wasm_ffmpeg_fseek($0, $1, $2, $3, $4);},
 434602: function($0, $1) {wasm_ffmpeg_fclose($0, $1);}
};
function __asyncjs__wasm_ffmpeg_fopen_sync(filename,filelen,acc){ return Asyncify.handleAsync(async () => { const ret = await wasm_ffmpeg_fopen(filename, filelen, acc); return ret; }); }
function __asyncjs__wasm_ffmpeg_fread_sync(fd,buf,size,ffindex){ return Asyncify.handleAsync(async () => { const ret = await wasm_ffmpeg_fread(fd, buf, size, ffindex); return ret; }); }





  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) {
            (function() {  dynCall_v.call(null, func); })();
          } else {
            (function(a1) {  dynCall_vi.apply(null, [func, a1]); })(callback.arg);
          }
        } else {
          func(callback.arg === undefined ? null : callback.arg);
        }
      }
    }

  function withStackSave(f) {
      var stack = stackSave();
      var ret = f();
      stackRestore(stack);
      return ret;
    }
  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 + ']');
        });
    }

  var wasmTableMirror = [];
  function getWasmTableEntry(funcPtr) {
      var func = wasmTableMirror[funcPtr];
      if (!func) {
        if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1;
        wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr);
      }
      return func;
    }

  function handleException(e) {
      // Certain exception types we do not treat as errors since they are used for
      // internal control flow.
      // 1. ExitStatus, which is thrown by exit()
      // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others
      //    that wish to return to JS event loop.
      if (e instanceof ExitStatus || e == 'unwind') {
        return EXITSTATUS;
      }
      quit_(1, e);
    }

  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 setWasmTableEntry(idx, func) {
      wasmTable.set(idx, func);
      wasmTableMirror[idx] = func;
    }

  function stackTrace() {
      var js = jsStackTrace();
      if (Module['extraStackTrace']) js += '\n' + Module['extraStackTrace']();
      return demangleAll(js);
    }

  function ___cxa_allocate_exception(size) {
      // Thrown object is prepended by exception metadata block
      return _malloc(size + 16) + 16;
    }

  function _atexit(func, arg) {
    }
  function ___cxa_atexit(a0,a1
  ) {
  return _atexit(a0,a1);
  }

  function ExceptionInfo(excPtr) {
      this.excPtr = excPtr;
      this.ptr = excPtr - 16;

      this.set_type = function(type) {
        HEAP32[(((this.ptr)+(4))>>2)] = type;
      };

      this.get_type = function() {
        return HEAP32[(((this.ptr)+(4))>>2)];
      };

      this.set_destructor = function(destructor) {
        HEAP32[(((this.ptr)+(8))>>2)] = destructor;
      };

      this.get_destructor = function() {
        return HEAP32[(((this.ptr)+(8))>>2)];
      };

      this.set_refcount = function(refcount) {
        HEAP32[((this.ptr)>>2)] = refcount;
      };

      this.set_caught = function (caught) {
        caught = caught ? 1 : 0;
        HEAP8[(((this.ptr)+(12))>>0)] = caught;
      };

      this.get_caught = function () {
        return HEAP8[(((this.ptr)+(12))>>0)] != 0;
      };

      this.set_rethrown = function (rethrown) {
        rethrown = rethrown ? 1 : 0;
        HEAP8[(((this.ptr)+(13))>>0)] = rethrown;
      };

      this.get_rethrown = function () {
        return HEAP8[(((this.ptr)+(13))>>0)] != 0;
      };

      // Initialize native structure fields. Should be called once after allocated.
      this.init = function(type, destructor) {
        this.set_type(type);
        this.set_destructor(destructor);
        this.set_refcount(0);
        this.set_caught(false);
        this.set_rethrown(false);
      }

      this.add_ref = function() {
        var value = HEAP32[((this.ptr)>>2)];
        HEAP32[((this.ptr)>>2)] = value + 1;
      };

      // Returns true if last reference released.
      this.release_ref = function() {
        var prev = HEAP32[((this.ptr)>>2)];
        HEAP32[((this.ptr)>>2)] = prev - 1;
        return prev === 1;
      };
    }

  var exceptionLast = 0;

  var uncaughtExceptionCount = 0;
  function ___cxa_throw(ptr, type, destructor) {
      var info = new ExceptionInfo(ptr);
      // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception.
      info.init(type, destructor);
      exceptionLast = ptr;
      uncaughtExceptionCount++;
      throw ptr;
    }

  function _gmtime_r(time, tmPtr) {
      var date = new Date(HEAP32[((time)>>2)]*1000);
      HEAP32[((tmPtr)>>2)] = date.getUTCSeconds();
      HEAP32[(((tmPtr)+(4))>>2)] = date.getUTCMinutes();
      HEAP32[(((tmPtr)+(8))>>2)] = date.getUTCHours();
      HEAP32[(((tmPtr)+(12))>>2)] = date.getUTCDate();
      HEAP32[(((tmPtr)+(16))>>2)] = date.getUTCMonth();
      HEAP32[(((tmPtr)+(20))>>2)] = date.getUTCFullYear()-1900;
      HEAP32[(((tmPtr)+(24))>>2)] = date.getUTCDay();
      HEAP32[(((tmPtr)+(36))>>2)] = 0;
      HEAP32[(((tmPtr)+(32))>>2)] = 0;
      var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0);
      var yday = ((date.getTime() - start) / (1000 * 60 * 60 * 24))|0;
      HEAP32[(((tmPtr)+(28))>>2)] = yday;
      // Allocate a string "GMT" for us to point to.
      if (!_gmtime_r.GMTString) _gmtime_r.GMTString = allocateUTF8("GMT");
      HEAP32[(((tmPtr)+(40))>>2)] = _gmtime_r.GMTString;
      return tmPtr;
    }
  function ___gmtime_r(a0,a1
  ) {
  return _gmtime_r(a0,a1);
  }

  function _tzset_impl() {
      var currentYear = new Date().getFullYear();
      var winter = new Date(currentYear, 0, 1);
      var summer = new Date(currentYear, 6, 1);
      var winterOffset = winter.getTimezoneOffset();
      var summerOffset = summer.getTimezoneOffset();

      // Local standard timezone offset. Local standard time is not adjusted for daylight savings.
      // This code uses the fact that getTimezoneOffset returns a greater value during Standard Time versus Daylight Saving Time (DST).
      // Thus it determines the expected output during Standard Time, and it compares whether the output of the given date the same (Standard) or less (DST).
      var stdTimezoneOffset = Math.max(winterOffset, summerOffset);

      // timezone is specified as seconds west of UTC ("The external variable
      // `timezone` shall be set to the difference, in seconds, between
      // Coordinated Universal Time (UTC) and local standard time."), the same
      // as returned by stdTimezoneOffset.
      // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html
      HEAP32[((__get_timezone())>>2)] = stdTimezoneOffset * 60;

      HEAP32[((__get_daylight())>>2)] = Number(winterOffset != summerOffset);

      function extractZone(date) {
        var match = date.toTimeString().match(/\(([A-Za-z ]+)\)$/);
        return match ? match[1] : "GMT";
      };
      var winterName = extractZone(winter);
      var summerName = extractZone(summer);
      var winterNamePtr = allocateUTF8(winterName);
      var summerNamePtr = allocateUTF8(summerName);
      if (summerOffset < winterOffset) {
        // Northern hemisphere
        HEAP32[((__get_tzname())>>2)] = winterNamePtr;
        HEAP32[(((__get_tzname())+(4))>>2)] = summerNamePtr;
      } else {
        HEAP32[((__get_tzname())>>2)] = summerNamePtr;
        HEAP32[(((__get_tzname())+(4))>>2)] = winterNamePtr;
      }
    }
  function _tzset() {
      // TODO: Use (malleable) environment variables instead of system settings.
      if (_tzset.called) return;
      _tzset.called = true;
      _tzset_impl();
    }
  function _localtime_r(time, tmPtr) {
      _tzset();
      var date = new Date(HEAP32[((time)>>2)]*1000);
      HEAP32[((tmPtr)>>2)] = date.getSeconds();
      HEAP32[(((tmPtr)+(4))>>2)] = date.getMinutes();
      HEAP32[(((tmPtr)+(8))>>2)] = date.getHours();
      HEAP32[(((tmPtr)+(12))>>2)] = date.getDate();
      HEAP32[(((tmPtr)+(16))>>2)] = date.getMonth();
      HEAP32[(((tmPtr)+(20))>>2)] = date.getFullYear()-1900;
      HEAP32[(((tmPtr)+(24))>>2)] = date.getDay();

      var start = new Date(date.getFullYear(), 0, 1);
      var yday = ((date.getTime() - start.getTime()) / (1000 * 60 * 60 * 24))|0;
      HEAP32[(((tmPtr)+(28))>>2)] = yday;
      HEAP32[(((tmPtr)+(36))>>2)] = -(date.getTimezoneOffset() * 60);

      // Attention: DST is in December in South, and some regions don't have DST at all.
      var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset();
      var winterOffset = start.getTimezoneOffset();
      var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset))|0;
      HEAP32[(((tmPtr)+(32))>>2)] = dst;

      var zonePtr = HEAP32[(((__get_tzname())+(dst ? 4 : 0))>>2)];
      HEAP32[(((tmPtr)+(40))>>2)] = zonePtr;

      return tmPtr;
    }
  function ___localtime_r(a0,a1
  ) {
  return _localtime_r(a0,a1);
  }

  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 ___syscall__newselect(nfds, readfds, writefds, exceptfds, timeout) {
  }

  function setErrNo(value) {
      HEAP32[((___errno_location())>>2)] = value;
      return value;
    }
  function ___syscall_fcntl64(fd, cmd, varargs) {SYSCALLS.varargs = varargs;

      return 0;
    }

  function ___syscall_ioctl(fd, op, varargs) {SYSCALLS.varargs = varargs;

      return 0;
    }

  function ___syscall_mkdir(path, mode) {
      path = SYSCALLS.getStr(path);
      return SYSCALLS.doMkdir(path, mode);
    }

  function ___syscall_open(path, flags, varargs) {SYSCALLS.varargs = varargs;

  }

  function ___syscall_rmdir(path) {
  }

  function ___syscall_unlink(path) {
  }

  var structRegistrations = {};

  function runDestructors(destructors) {
      while (destructors.length) {
          var ptr = destructors.pop();
          var del = destructors.pop();
          del(ptr);
      }
    }

  function simpleReadValueFromPointer(pointer) {
      return this['fromWireType'](HEAPU32[pointer >> 2]);
    }

  var awaitingDependencies = {};

  var registeredTypes = {};

  var typeDependencies = {};

  var char_0 = 48;

  var char_9 = 57;
  function makeLegalFunctionName(name) {
      if (undefined === name) {
          return '_unknown';
      }
      name = name.replace(/[^a-zA-Z0-9_]/g, '$');
      var f = name.charCodeAt(0);
      if (f >= char_0 && f <= char_9) {
          return '_' + name;
      } else {
          return name;
      }
    }
  function createNamedFunction(name, body) {
      name = makeLegalFunctionName(name);
      /*jshint evil:true*/
      return new Function(
          "body",
          "return function " + name + "() {\n" +
          "    \"use strict\";" +
          "    return body.apply(this, arguments);\n" +
          "};\n"
      )(body);
    }
  function extendError(baseErrorType, errorName) {
      var errorClass = createNamedFunction(errorName, function(message) {
          this.name = errorName;
          this.message = message;

          var stack = (new Error(message)).stack;
          if (stack !== undefined) {
              this.stack = this.toString() + '\n' +
                  stack.replace(/^Error(:[^\n]*)?\n/, '');
          }
      });
      errorClass.prototype = Object.create(baseErrorType.prototype);
      errorClass.prototype.constructor = errorClass;
      errorClass.prototype.toString = function() {
          if (this.message === undefined) {
              return this.name;
          } else {
              return this.name + ': ' + this.message;
          }
      };

      return errorClass;
    }
  var InternalError = undefined;
  function throwInternalError(message) {
      throw new InternalError(message);
    }
  function whenDependentTypesAreResolved(myTypes, dependentTypes, getTypeConverters) {
      myTypes.forEach(function(type) {
          typeDependencies[type] = dependentTypes;
      });

      function onComplete(typeConverters) {
          var myTypeConverters = getTypeConverters(typeConverters);
          if (myTypeConverters.length !== myTypes.length) {
              throwInternalError('Mismatched type converter count');
          }
          for (var i = 0; i < myTypes.length; ++i) {
              registerType(myTypes[i], myTypeConverters[i]);
          }
      }

      var typeConverters = new Array(dependentTypes.length);
      var unregisteredTypes = [];
      var registered = 0;
      dependentTypes.forEach(function(dt, i) {
          if (registeredTypes.hasOwnProperty(dt)) {
              typeConverters[i] = registeredTypes[dt];
          } else {
              unregisteredTypes.push(dt);
              if (!awaitingDependencies.hasOwnProperty(dt)) {
                  awaitingDependencies[dt] = [];
              }
              awaitingDependencies[dt].push(function() {
                  typeConverters[i] = registeredTypes[dt];
                  ++registered;
                  if (registered === unregisteredTypes.length) {
                      onComplete(typeConverters);
                  }
              });
          }
      });
      if (0 === unregisteredTypes.length) {
          onComplete(typeConverters);
      }
    }
  function __embind_finalize_value_object(structType) {
      var reg = structRegistrations[structType];
      delete structRegistrations[structType];

      var rawConstructor = reg.rawConstructor;
      var rawDestructor = reg.rawDestructor;
      var fieldRecords = reg.fields;
      var fieldTypes = fieldRecords.map(function(field) { return field.getterReturnType; }).
                concat(fieldRecords.map(function(field) { return field.setterArgumentType; }));
      whenDependentTypesAreResolved([structType], fieldTypes, function(fieldTypes) {
          var fields = {};
          fieldRecords.forEach(function(field, i) {
              var fieldName = field.fieldName;
              var getterReturnType = fieldTypes[i];
              var getter = field.getter;
              var getterContext = field.getterContext;
              var setterArgumentType = fieldTypes[i + fieldRecords.length];
              var setter = field.setter;
              var setterContext = field.setterContext;
              fields[fieldName] = {
                  read: function(ptr) {
                      return getterReturnType['fromWireType'](
                          getter(getterContext, ptr));
                  },
                  write: function(ptr, o) {
                      var destructors = [];
                      setter(setterContext, ptr, setterArgumentType['toWireType'](destructors, o));
                      runDestructors(destructors);
                  }
              };
          });

          return [{
              name: reg.name,
              'fromWireType': function(ptr) {
                  var rv = {};
                  for (var i in fields) {
                      rv[i] = fields[i].read(ptr);
                  }
                  rawDestructor(ptr);
                  return rv;
              },
              'toWireType': function(destructors, o) {
                  // todo: Here we have an opportunity for -O3 level "unsafe" optimizations:
                  // assume all fields are present without checking.
                  for (var fieldName in fields) {
                      if (!(fieldName in o)) {
                          throw new TypeError('Missing field:  "' + fieldName + '"');
                      }
                  }
                  var ptr = rawConstructor();
                  for (fieldName in fields) {
                      fields[fieldName].write(ptr, o[fieldName]);
                  }
                  if (destructors !== null) {
                      destructors.push(rawDestructor, ptr);
                  }
                  return ptr;
              },
              'argPackAdvance': 8,
              'readValueFromPointer': simpleReadValueFromPointer,
              destructorFunction: rawDestructor,
          }];
      });
    }

  function __embind_register_bigint(primitiveType, name, size, minRange, maxRange) {}

  function getShiftFromSize(size) {

      switch (size) {
          case 1: return 0;
          case 2: return 1;
          case 4: return 2;
          case 8: return 3;
          default:
              throw new TypeError('Unknown type size: ' + size);
      }
    }

  function embind_init_charCodes() {
      var codes = new Array(256);
      for (var i = 0; i < 256; ++i) {
          codes[i] = String.fromCharCode(i);
      }
      embind_charCodes = codes;
    }
  var embind_charCodes = undefined;
  function readLatin1String(ptr) {
      var ret = "";
      var c = ptr;
      while (HEAPU8[c]) {
          ret += embind_charCodes[HEAPU8[c++]];
      }
      return ret;
    }

  var BindingError = undefined;
  function throwBindingError(message) {
      throw new BindingError(message);
    }
  /** @param {Object=} options */
  function registerType(rawType, registeredInstance, options) {
      options = options || {};

      if (!('argPackAdvance' in registeredInstance)) {
          throw new TypeError('registerType registeredInstance requires argPackAdvance');
      }

      var name = registeredInstance.name;
      if (!rawType) {
          throwBindingError('type "' + name + '" must have a positive integer typeid pointer');
      }
      if (registeredTypes.hasOwnProperty(rawType)) {
          if (options.ignoreDuplicateRegistrations) {
              return;
          } else {
              throwBindingError("Cannot register type '" + name + "' twice");
          }
      }

      registeredTypes[rawType] = registeredInstance;
      delete typeDependencies[rawType];

      if (awaitingDependencies.hasOwnProperty(rawType)) {
          var callbacks = awaitingDependencies[rawType];
          delete awaitingDependencies[rawType];
          callbacks.forEach(function(cb) {
              cb();
          });
      }
    }
  function __embind_register_bool(rawType, name, size, trueValue, falseValue) {
      var shift = getShiftFromSize(size);

      name = readLatin1String(name);
      registerType(rawType, {
          name: name,
          'fromWireType': function(wt) {
              // ambiguous emscripten ABI: sometimes return values are
              // true or false, and sometimes integers (0 or 1)
              return !!wt;
          },
          'toWireType': function(destructors, o) {
              return o ? trueValue : falseValue;
          },
          'argPackAdvance': 8,
          'readValueFromPointer': function(pointer) {
              // TODO: if heap is fixed (like in asm.js) this could be executed outside
              var heap;
              if (size === 1) {
                  heap = HEAP8;
              } else if (size === 2) {
                  heap = HEAP16;
              } else if (size === 4) {
                  heap = HEAP32;
              } else {
                  throw new TypeError("Unknown boolean type size: " + name);
              }
              return this['fromWireType'](heap[pointer >> shift]);
          },
          destructorFunction: null, // This type does not need a destructor
      });
    }

  function ClassHandle_isAliasOf(other) {
      if (!(this instanceof ClassHandle)) {
          return false;
      }
      if (!(other instanceof ClassHandle)) {
          return false;
      }

      var leftClass = this.$$.ptrType.registeredClass;
      var left = this.$$.ptr;
      var rightClass = other.$$.ptrType.registeredClass;
      var right = other.$$.ptr;

      while (leftClass.baseClass) {
          left = leftClass.upcast(left);
          leftClass = leftClass.baseClass;
      }

      while (rightClass.baseClass) {
          right = rightClass.upcast(right);
          rightClass = rightClass.baseClass;
      }

      return leftClass === rightClass && left === right;
    }

  function shallowCopyInternalPointer(o) {
      return {
          count: o.count,
          deleteScheduled: o.deleteScheduled,
          preservePointerOnDelete: o.preservePointerOnDelete,
          ptr: o.ptr,
          ptrType: o.ptrType,
          smartPtr: o.smartPtr,
          smartPtrType: o.smartPtrType,
      };
    }

  function throwInstanceAlreadyDeleted(obj) {
      function getInstanceTypeName(handle) {
        return handle.$$.ptrType.registeredClass.name;
      }
      throwBindingError(getInstanceTypeName(obj) + ' instance already deleted');
    }

  var finalizationGroup = false;

  function detachFinalizer(handle) {}

  function runDestructor($$) {
      if ($$.smartPtr) {
          $$.smartPtrType.rawDestructor($$.smartPtr);
      } else {
          $$.ptrType.registeredClass.rawDestructor($$.ptr);
      }
    }
  function releaseClassHandle($$) {
      $$.count.value -= 1;
      var toDelete = 0 === $$.count.value;
      if (toDelete) {
          runDestructor($$);
      }
    }
  function attachFinalizer(handle) {
      if ('undefined' === typeof FinalizationGroup) {
          attachFinalizer = function (handle) { return handle; };
          return handle;
      }
      // If the running environment has a FinalizationGroup (see
      // https://github.com/tc39/proposal-weakrefs), then attach finalizers
      // for class handles.  We check for the presence of FinalizationGroup
      // at run-time, not build-time.
      finalizationGroup = new FinalizationGroup(function (iter) {
          for (var result = iter.next(); !result.done; result = iter.next()) {
              var $$ = result.value;
              if (!$$.ptr) {
                  console.warn('object already deleted: ' + $$.ptr);
              } else {
                  releaseClassHandle($$);
              }
          }
      });
      attachFinalizer = function(handle) {
          finalizationGroup.register(handle, handle.$$, handle.$$);
          return handle;
      };
      detachFinalizer = function(handle) {
          finalizationGroup.unregister(handle.$$);
      };
      return attachFinalizer(handle);
    }
  function ClassHandle_clone() {
      if (!this.$$.ptr) {
          throwInstanceAlreadyDeleted(this);
      }

      if (this.$$.preservePointerOnDelete) {
          this.$$.count.value += 1;
          return this;
      } else {
          var clone = attachFinalizer(Object.create(Object.getPrototypeOf(this), {
              $$: {
                  value: shallowCopyInternalPointer(this.$$),
              }
          }));

          clone.$$.count.value += 1;
          clone.$$.deleteScheduled = false;
          return clone;
      }
    }

  function ClassHandle_delete() {
      if (!this.$$.ptr) {
          throwInstanceAlreadyDeleted(this);
      }

      if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) {
          throwBindingError('Object already scheduled for deletion');
      }

      detachFinalizer(this);
      releaseClassHandle(this.$$);

      if (!this.$$.preservePointerOnDelete) {
          this.$$.smartPtr = undefined;
          this.$$.ptr = undefined;
      }
    }

  function ClassHandle_isDeleted() {
      return !this.$$.ptr;
    }

  var delayFunction = undefined;

  var deletionQueue = [];

  function flushPendingDeletes() {
      while (deletionQueue.length) {
          var obj = deletionQueue.pop();
          obj.$$.deleteScheduled = false;
          obj['delete']();
      }
    }
  function ClassHandle_deleteLater() {
      if (!this.$$.ptr) {
          throwInstanceAlreadyDeleted(this);
      }
      if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) {
          throwBindingError('Object already scheduled for deletion');
      }
      deletionQueue.push(this);
      if (deletionQueue.length === 1 && delayFunction) {
          delayFunction(flushPendingDeletes);
      }
      this.$$.deleteScheduled = true;
      return this;
    }
  function init_ClassHandle() {
      ClassHandle.prototype['isAliasOf'] = ClassHandle_isAliasOf;
      ClassHandle.prototype['clone'] = ClassHandle_clone;
      ClassHandle.prototype['delete'] = ClassHandle_delete;
      ClassHandle.prototype['isDeleted'] = ClassHandle_isDeleted;
      ClassHandle.prototype['deleteLater'] = ClassHandle_deleteLater;
    }
  function ClassHandle() {
    }

  var registeredPointers = {};

  function ensureOverloadTable(proto, methodName, humanName) {
      if (undefined === proto[methodName].overloadTable) {
          var prevFunc = proto[methodName];
          // Inject an overload resolver function that routes to the appropriate overload based on the number of arguments.
          proto[methodName] = function() {
              // TODO This check can be removed in -O3 level "unsafe" optimizations.
              if (!proto[methodName].overloadTable.hasOwnProperty(arguments.length)) {
                  throwBindingError("Function '" + humanName + "' called with an invalid number of arguments (" + arguments.length + ") - expects one of (" + proto[methodName].overloadTable + ")!");
              }
              return proto[methodName].overloadTable[arguments.length].apply(this, arguments);
          };
          // Move the previous function into the overload table.
          proto[methodName].overloadTable = [];
          proto[methodName].overloadTable[prevFunc.argCount] = prevFunc;
      }
    }
  /** @param {number=} numArguments */
  function exposePublicSymbol(name, value, numArguments) {
      if (Module.hasOwnProperty(name)) {
          if (undefined === numArguments || (undefined !== Module[name].overloadTable && undefined !== Module[name].overloadTable[numArguments])) {
              throwBindingError("Cannot register public name '" + name + "' twice");
          }

          // We are exposing a function with the same name as an existing function. Create an overload table and a function selector
          // that routes between the two.
          ensureOverloadTable(Module, name, name);
          if (Module.hasOwnProperty(numArguments)) {
              throwBindingError("Cannot register multiple overloads of a function with the same number of arguments (" + numArguments + ")!");
          }
          // Add the new function into the overload table.
          Module[name].overloadTable[numArguments] = value;
      }
      else {
          Module[name] = value;
          if (undefined !== numArguments) {
              Module[name].numArguments = numArguments;
          }
      }
    }

  /** @constructor */
  function RegisteredClass(
      name,
      constructor,
      instancePrototype,
      rawDestructor,
      baseClass,
      getActualType,
      upcast,
      downcast
    ) {
      this.name = name;
      this.constructor = constructor;
      this.instancePrototype = instancePrototype;
      this.rawDestructor = rawDestructor;
      this.baseClass = baseClass;
      this.getActualType = getActualType;
      this.upcast = upcast;
      this.downcast = downcast;
      this.pureVirtualFunctions = [];
    }

  function upcastPointer(ptr, ptrClass, desiredClass) {
      while (ptrClass !== desiredClass) {
          if (!ptrClass.upcast) {
              throwBindingError("Expected null or instance of " + desiredClass.name + ", got an instance of " + ptrClass.name);
          }
          ptr = ptrClass.upcast(ptr);
          ptrClass = ptrClass.baseClass;
      }
      return ptr;
    }
  function constNoSmartPtrRawPointerToWireType(destructors, handle) {
      if (handle === null) {
          if (this.isReference) {
              throwBindingError('null is not a valid ' + this.name);
          }
          return 0;
      }

      if (!handle.$$) {
          throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name);
      }
      if (!handle.$$.ptr) {
          throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name);
      }
      var handleClass = handle.$$.ptrType.registeredClass;
      var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass);
      return ptr;
    }

  function genericPointerToWireType(destructors, handle) {
      var ptr;
      if (handle === null) {
          if (this.isReference) {
              throwBindingError('null is not a valid ' + this.name);
          }

          if (this.isSmartPointer) {
              ptr = this.rawConstructor();
              if (destructors !== null) {
                  destructors.push(this.rawDestructor, ptr);
              }
              return ptr;
          } else {
              return 0;
          }
      }

      if (!handle.$$) {
          throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name);
      }
      if (!handle.$$.ptr) {
          throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name);
      }
      if (!this.isConst && handle.$$.ptrType.isConst) {
          throwBindingError('Cannot convert argument of type ' + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + ' to parameter type ' + this.name);
      }
      var handleClass = handle.$$.ptrType.registeredClass;
      ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass);

      if (this.isSmartPointer) {
          // TODO: this is not strictly true
          // We could support BY_EMVAL conversions from raw pointers to smart pointers
          // because the smart pointer can hold a reference to the handle
          if (undefined === handle.$$.smartPtr) {
              throwBindingError('Passing raw pointer to smart pointer is illegal');
          }

          switch (this.sharingPolicy) {
              case 0: // NONE
                  // no upcasting
                  if (handle.$$.smartPtrType === this) {
                      ptr = handle.$$.smartPtr;
                  } else {
                      throwBindingError('Cannot convert argument of type ' + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + ' to parameter type ' + this.name);
                  }
                  break;

              case 1: // INTRUSIVE
                  ptr = handle.$$.smartPtr;
                  break;

              case 2: // BY_EMVAL
                  if (handle.$$.smartPtrType === this) {
                      ptr = handle.$$.smartPtr;
                  } else {
                      var clonedHandle = handle['clone']();
                      ptr = this.rawShare(
                          ptr,
                          Emval.toHandle(function() {
                              clonedHandle['delete']();
                          })
                      );
                      if (destructors !== null) {
                          destructors.push(this.rawDestructor, ptr);
                      }
                  }
                  break;

              default:
                  throwBindingError('Unsupporting sharing policy');
          }
      }
      return ptr;
    }

  function nonConstNoSmartPtrRawPointerToWireType(destructors, handle) {
      if (handle === null) {
          if (this.isReference) {
              throwBindingError('null is not a valid ' + this.name);
          }
          return 0;
      }

      if (!handle.$$) {
          throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name);
      }
      if (!handle.$$.ptr) {
          throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name);
      }
      if (handle.$$.ptrType.isConst) {
          throwBindingError('Cannot convert argument of type ' + handle.$$.ptrType.name + ' to parameter type ' + this.name);
      }
      var handleClass = handle.$$.ptrType.registeredClass;
      var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass);

      return ptr;
    }

  function RegisteredPointer_getPointee(ptr) {
      if (this.rawGetPointee) {
          ptr = this.rawGetPointee(ptr);
      }
      return ptr;
    }

  function RegisteredPointer_destructor(ptr) {
      if (this.rawDestructor) {
          this.rawDestructor(ptr);
      }
    }

  function RegisteredPointer_deleteObject(handle) {
      if (handle !== null) {
          handle['delete']();
      }
    }

  function downcastPointer(ptr, ptrClass, desiredClass) {
      if (ptrClass === desiredClass) {
          return ptr;
      }
      if (undefined === desiredClass.baseClass) {
          return null; // no conversion
      }

      var rv = downcastPointer(ptr, ptrClass, desiredClass.baseClass);
      if (rv === null) {
          return null;
      }
      return desiredClass.downcast(rv);
    }

  function getInheritedInstanceCount() {
      return Object.keys(registeredInstances).length;
    }

  function getLiveInheritedInstances() {
      var rv = [];
      for (var k in registeredInstances) {
          if (registeredInstances.hasOwnProperty(k)) {
              rv.push(registeredInstances[k]);
          }
      }
      return rv;
    }

  function setDelayFunction(fn) {
      delayFunction = fn;
      if (deletionQueue.length && delayFunction) {
          delayFunction(flushPendingDeletes);
      }
    }
  function init_embind() {
      Module['getInheritedInstanceCount'] = getInheritedInstanceCount;
      Module['getLiveInheritedInstances'] = getLiveInheritedInstances;
      Module['flushPendingDeletes'] = flushPendingDeletes;
      Module['setDelayFunction'] = setDelayFunction;
    }
  var registeredInstances = {};

  function getBasestPointer(class_, ptr) {
      if (ptr === undefined) {
          throwBindingError('ptr should not be undefined');
      }
      while (class_.baseClass) {
          ptr = class_.upcast(ptr);
          class_ = class_.baseClass;
      }
      return ptr;
    }
  function getInheritedInstance(class_, ptr) {
      ptr = getBasestPointer(class_, ptr);
      return registeredInstances[ptr];
    }

  function makeClassHandle(prototype, record) {
      if (!record.ptrType || !record.ptr) {
          throwInternalError('makeClassHandle requires ptr and ptrType');
      }
      var hasSmartPtrType = !!record.smartPtrType;
      var hasSmartPtr = !!record.smartPtr;
      if (hasSmartPtrType !== hasSmartPtr) {
          throwInternalError('Both smartPtrType and smartPtr must be specified');
      }
      record.count = { value: 1 };
      return attachFinalizer(Object.create(prototype, {
          $$: {
              value: record,
          },
      }));
    }
  function RegisteredPointer_fromWireType(ptr) {
      // ptr is a raw pointer (or a raw smartpointer)

      // rawPointer is a maybe-null raw pointer
      var rawPointer = this.getPointee(ptr);
      if (!rawPointer) {
          this.destructor(ptr);
          return null;
      }

      var registeredInstance = getInheritedInstance(this.registeredClass, rawPointer);
      if (undefined !== registeredInstance) {
          // JS object has been neutered, time to repopulate it
          if (0 === registeredInstance.$$.count.value) {
              registeredInstance.$$.ptr = rawPointer;
              registeredInstance.$$.smartPtr = ptr;
              return registeredInstance['clone']();
          } else {
              // else, just increment reference count on existing object
              // it already has a reference to the smart pointer
              var rv = registeredInstance['clone']();
              this.destructor(ptr);
              return rv;
          }
      }

      function makeDefaultHandle() {
          if (this.isSmartPointer) {
              return makeClassHandle(this.registeredClass.instancePrototype, {
                  ptrType: this.pointeeType,
                  ptr: rawPointer,
                  smartPtrType: this,
                  smartPtr: ptr,
              });
          } else {
              return makeClassHandle(this.registeredClass.instancePrototype, {
                  ptrType: this,
                  ptr: ptr,
              });
          }
      }

      var actualType = this.registeredClass.getActualType(rawPointer);
      var registeredPointerRecord = registeredPointers[actualType];
      if (!registeredPointerRecord) {
          return makeDefaultHandle.call(this);
      }

      var toType;
      if (this.isConst) {
          toType = registeredPointerRecord.constPointerType;
      } else {
          toType = registeredPointerRecord.pointerType;
      }
      var dp = downcastPointer(
          rawPointer,
          this.registeredClass,
          toType.registeredClass);
      if (dp === null) {
          return makeDefaultHandle.call(this);
      }
      if (this.isSmartPointer) {
          return makeClassHandle(toType.registeredClass.instancePrototype, {
              ptrType: toType,
              ptr: dp,
              smartPtrType: this,
              smartPtr: ptr,
          });
      } else {
          return makeClassHandle(toType.registeredClass.instancePrototype, {
              ptrType: toType,
              ptr: dp,
          });
      }
    }
  function init_RegisteredPointer() {
      RegisteredPointer.prototype.getPointee = RegisteredPointer_getPointee;
      RegisteredPointer.prototype.destructor = RegisteredPointer_destructor;
      RegisteredPointer.prototype['argPackAdvance'] = 8;
      RegisteredPointer.prototype['readValueFromPointer'] = simpleReadValueFromPointer;
      RegisteredPointer.prototype['deleteObject'] = RegisteredPointer_deleteObject;
      RegisteredPointer.prototype['fromWireType'] = RegisteredPointer_fromWireType;
    }
  /** @constructor
      @param {*=} pointeeType,
      @param {*=} sharingPolicy,
      @param {*=} rawGetPointee,
      @param {*=} rawConstructor,
      @param {*=} rawShare,
      @param {*=} rawDestructor,
       */
  function RegisteredPointer(
      name,
      registeredClass,
      isReference,
      isConst,

      // smart pointer properties
      isSmartPointer,
      pointeeType,
      sharingPolicy,
      rawGetPointee,
      rawConstructor,
      rawShare,
      rawDestructor
    ) {
      this.name = name;
      this.registeredClass = registeredClass;
      this.isReference = isReference;
      this.isConst = isConst;

      // smart pointer properties
      this.isSmartPointer = isSmartPointer;
      this.pointeeType = pointeeType;
      this.sharingPolicy = sharingPolicy;
      this.rawGetPointee = rawGetPointee;
      this.rawConstructor = rawConstructor;
      this.rawShare = rawShare;
      this.rawDestructor = rawDestructor;

      if (!isSmartPointer && registeredClass.baseClass === undefined) {
          if (isConst) {
              this['toWireType'] = constNoSmartPtrRawPointerToWireType;
              this.destructorFunction = null;
          } else {
              this['toWireType'] = nonConstNoSmartPtrRawPointerToWireType;
              this.destructorFunction = null;
          }
      } else {
          this['toWireType'] = genericPointerToWireType;
          // Here we must leave this.destructorFunction undefined, since whether genericPointerToWireType returns
          // a pointer that needs to be freed up is runtime-dependent, and cannot be evaluated at registration time.
          // TODO: Create an alternative mechanism that allows removing the use of var destructors = []; array in
          //       craftInvokerFunction altogether.
      }
    }

  /** @param {number=} numArguments */
  function replacePublicSymbol(name, value, numArguments) {
      if (!Module.hasOwnProperty(name)) {
          throwInternalError('Replacing nonexistant public symbol');
      }
      // If there's an overload table for this symbol, replace the symbol in the overload table instead.
      if (undefined !== Module[name].overloadTable && undefined !== numArguments) {
          Module[name].overloadTable[numArguments] = value;
      }
      else {
          Module[name] = value;
          Module[name].argCount = numArguments;
      }
    }

  function dynCallLegacy(sig, ptr, args) {  // viii\ 94  [5741320, 5744120, 131072]
      var f = Module["dynCall_" + sig];
      return args && args.length ? f.apply(null, [ptr].concat(args)) : f.call(null, ptr);
    }
  function dynCall(sig, ptr, args) {
      return dynCallLegacy(sig, ptr, args);
    }
  function getDynCaller(sig, ptr) {// viii   94
      var argCache = [];
      return function() {
        argCache.length = arguments.length;
        for (var i = 0; i < arguments.length; i++) {

          argCache[i] = arguments[i];
        }
        return dynCall(sig, ptr, argCache);
      };
    }
  function embind__requireFunction(signature, rawFunction) {
      signature = readLatin1String(signature);

      function makeDynCaller() {
        return getDynCaller(signature, rawFunction);
      }

      var fp = makeDynCaller();
      if (typeof fp !== "function") {
          throwBindingError("unknown function pointer with signature " + signature + ": " + rawFunction);
      }
      return fp;
    }

  var UnboundTypeError = undefined;

  function getTypeName(type) {
      var ptr = ___getTypeName(type);
      var rv = readLatin1String(ptr);
      _free(ptr);
      return rv;
    }
  function throwUnboundTypeError(message, types) {
      var unboundTypes = [];
      var seen = {};
      function visit(type) {
          if (seen[type]) {
              return;
          }
          if (registeredTypes[type]) {
              return;
          }
          if (typeDependencies[type]) {
              typeDependencies[type].forEach(visit);
              return;
          }
          unboundTypes.push(type);
          seen[type] = true;
      }
      types.forEach(visit);

      throw new UnboundTypeError(message + ': ' + unboundTypes.map(getTypeName).join([', ']));
    }
  function __embind_register_class(
      rawType,
      rawPointerType,
      rawConstPointerType,
      baseClassRawType,
      getActualTypeSignature,
      getActualType,
      upcastSignature,
      upcast,
      downcastSignature,
      downcast,
      name,
      destructorSignature,
      rawDestructor
    ) {
      name = readLatin1String(name);
      getActualType = embind__requireFunction(getActualTypeSignature, getActualType);
      if (upcast) {
          upcast = embind__requireFunction(upcastSignature, upcast);
      }
      if (downcast) {
          downcast = embind__requireFunction(downcastSignature, downcast);
      }
      rawDestructor = embind__requireFunction(destructorSignature, rawDestructor);
      var legalFunctionName = makeLegalFunctionName(name);

      exposePublicSymbol(legalFunctionName, function() {
          // this code cannot run if baseClassRawType is zero
          throwUnboundTypeError('Cannot construct ' + name + ' due to unbound types', [baseClassRawType]);
      });

      whenDependentTypesAreResolved(
          [rawType, rawPointerType, rawConstPointerType],
          baseClassRawType ? [baseClassRawType] : [],
          function(base) {
              base = base[0];

              var baseClass;
              var basePrototype;
              if (baseClassRawType) {
                  baseClass = base.registeredClass;
                  basePrototype = baseClass.instancePrototype;
              } else {
                  basePrototype = ClassHandle.prototype;
              }

              var constructor = createNamedFunction(legalFunctionName, function() {
                  if (Object.getPrototypeOf(this) !== instancePrototype) {
                      throw new BindingError("Use 'new' to construct " + name);
                  }
                  if (undefined === registeredClass.constructor_body) {
                      throw new BindingError(name + " has no accessible constructor");
                  }
                  var body = registeredClass.constructor_body[arguments.length];
                  if (undefined === body) {
                      throw new BindingError("Tried to invoke ctor of " + name + " with invalid number of parameters (" + arguments.length + ") - expected (" + Object.keys(registeredClass.constructor_body).toString() + ") parameters instead!");
                  }
                  return body.apply(this, arguments);
              });

              var instancePrototype = Object.create(basePrototype, {
                  constructor: { value: constructor },
              });

              constructor.prototype = instancePrototype;

              var registeredClass = new RegisteredClass(
                  name,
                  constructor,
                  instancePrototype,
                  rawDestructor,
                  baseClass,
                  getActualType,
                  upcast,
                  downcast);

              var referenceConverter = new RegisteredPointer(
                  name,
                  registeredClass,
                  true,
                  false,
                  false);

              var pointerConverter = new RegisteredPointer(
                  name + '*',
                  registeredClass,
                  false,
                  false,
                  false);

              var constPointerConverter = new RegisteredPointer(
                  name + ' const*',
                  registeredClass,
                  false,
                  true,
                  false);

              registeredPointers[rawType] = {
                  pointerType: pointerConverter,
                  constPointerType: constPointerConverter
              };

              replacePublicSymbol(legalFunctionName, constructor);

              return [referenceConverter, pointerConverter, constPointerConverter];
          }
      );
    }

  function heap32VectorToArray(count, firstElement) {

      var array = [];
      for (var i = 0; i < count; i++) {
          array.push(HEAP32[(firstElement >> 2) + i]);
      }
      return array;
    }
  function __embind_register_class_constructor(
      rawClassType,
      argCount,
      rawArgTypesAddr,
      invokerSignature,
      invoker,
      rawConstructor
    ) {
      assert(argCount > 0);
      var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr);
      invoker = embind__requireFunction(invokerSignature, invoker);
      var args = [rawConstructor];
      var destructors = [];

      whenDependentTypesAreResolved([], [rawClassType], function(classType) {
          classType = classType[0];
          var humanName = 'constructor ' + classType.name;

          if (undefined === classType.registeredClass.constructor_body) {
              classType.registeredClass.constructor_body = [];
          }
          if (undefined !== classType.registeredClass.constructor_body[argCount - 1]) {
              throw new BindingError("Cannot register multiple constructors with identical number of parameters (" + (argCount-1) + ") for class '" + classType.name + "'! Overload resolution is currently only performed using the parameter count, not actual type info!");
          }
          classType.registeredClass.constructor_body[argCount - 1] = function unboundTypeHandler() {
              throwUnboundTypeError('Cannot construct ' + classType.name + ' due to unbound types', rawArgTypes);
          };

          whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) {
              // Insert empty slot for context type (argTypes[1]).
              argTypes.splice(1, 0, null);
              classType.registeredClass.constructor_body[argCount - 1] = craftInvokerFunction(humanName, argTypes, null, invoker, rawConstructor);

              return [];
          });
          return [];
      });
    }

  function new_(constructor, argumentList) {
      if (!(constructor instanceof Function)) {
          throw new TypeError('new_ called with constructor type ' + typeof(constructor) + " which is not a function");
      }

      /*
       * Previously, the following line was just:

       function dummy() {};

       * Unfortunately, Chrome was preserving 'dummy' as the object's name, even though at creation, the 'dummy' has the
       * correct constructor name.  Thus, objects created with IMVU.new would show up in the debugger as 'dummy', which
       * isn't very helpful.  Using IMVU.createNamedFunction addresses the issue.  Doublely-unfortunately, there's no way
       * to write a test for this behavior.  -NRD 2013.02.22
       */
      var dummy = createNamedFunction(constructor.name || 'unknownFunctionName', function(){});
      dummy.prototype = constructor.prototype;
      var obj = new dummy;

      var r = constructor.apply(obj, argumentList);
      return (r instanceof Object) ? r : obj;
    }

  function runAndAbortIfError(func) {
      try {
        return func();
      } catch (e) {
        abort(e);
      }
    }

  function callUserCallback(func, synchronous) {
      if (runtimeExited || ABORT) {
        return;
      }
      // For synchronous calls, let any exceptions propagate, and don't let the runtime exit.
      if (synchronous) {
        func();
        return;
      }
      try {
        func();
      } catch (e) {
        handleException(e);
      }
    }

  function runtimeKeepalivePush() {
      runtimeKeepaliveCounter += 1;
    }

  function runtimeKeepalivePop() {
      runtimeKeepaliveCounter -= 1;
    }
  var Asyncify = {State:{Normal:0,Unwinding:1,Rewinding:2,Disabled:3},state:0,StackSize:65536,currData:null,handleSleepReturnValue:0,exportCallStack:[],callStackNameToId:{},callStackIdToName:{},callStackId:0,asyncPromiseHandlers:null,sleepCallbacks:[],getCallStackId:function(funcName) {
        var id = Asyncify.callStackNameToId[funcName];
        if (id === undefined) {
          id = Asyncify.callStackId++;
          Asyncify.callStackNameToId[funcName] = id;
          Asyncify.callStackIdToName[id] = funcName;
        }
        return id;
      },instrumentWasmExports:function(exports) {
        var ret = {};
        for (var x in exports) {
          (function(x) {
            var original = exports[x];
            if (typeof original === 'function') {
              ret[x] = function() {
                Asyncify.exportCallStack.push(x);
                try {
                  return original.apply(null, arguments);
                } finally {
                  if (!ABORT) {
                    var y = Asyncify.exportCallStack.pop();
                    assert(y === x);
                    Asyncify.maybeStopUnwind();
                  }
                }
              };
            } else {
              ret[x] = original;
            }
          })(x);
        }
        return ret;
      },maybeStopUnwind:function() {
        if (Asyncify.currData &&
            Asyncify.state === Asyncify.State.Unwinding &&
            Asyncify.exportCallStack.length === 0) {
          // We just finished unwinding.

          Asyncify.state = Asyncify.State.Normal;
          // Keep the runtime alive so that a re-wind can be done later.
          runAndAbortIfError(Module['_asyncify_stop_unwind']);
          if (typeof Fibers !== 'undefined') {
            Fibers.trampoline();
          }
        }
      },whenDone:function() {
        return new Promise(function(resolve, reject) {
          Asyncify.asyncPromiseHandlers = {
            resolve: resolve,
            reject: reject
          };
        });
      },allocateData:function() {
        // An asyncify data structure has three fields:
        //  0  current stack pos
        //  4  max stack pos
        //  8  id of function at bottom of the call stack (callStackIdToName[id] == name of js function)
        //
        // The Asyncify ABI only interprets the first two fields, the rest is for the runtime.
        // We also embed a stack in the same memory region here, right next to the structure.
        // This struct is also defined as asyncify_data_t in emscripten/fiber.h
        var ptr = _malloc(12 + Asyncify.StackSize);
        Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize);
        Asyncify.setDataRewindFunc(ptr);
        return ptr;
      },setDataHeader:function(ptr, stack, stackSize) {
        HEAP32[((ptr)>>2)] = stack;
        HEAP32[(((ptr)+(4))>>2)] = stack + stackSize;
      },setDataRewindFunc:function(ptr) {
        var bottomOfCallStack = Asyncify.exportCallStack[0];
        var rewindId = Asyncify.getCallStackId(bottomOfCallStack);
        HEAP32[(((ptr)+(8))>>2)] = rewindId;
      },getDataRewindFunc:function(ptr) {
        var id = HEAP32[(((ptr)+(8))>>2)];
        var name = Asyncify.callStackIdToName[id];
        var func = Module['asm'][name];
        return func;
      },doRewind:function(ptr) {
        var start = Asyncify.getDataRewindFunc(ptr);
        // Once we have rewound and the stack we no longer need to artificially keep
        // the runtime alive.
        return start();
      },handleSleep:function(startAsync) {
        if (ABORT) return;
        if (Asyncify.state === Asyncify.State.Normal) {
          // Prepare to sleep. Call startAsync, and see what happens:
          // if the code decided to call our callback synchronously,
          // then no async operation was in fact begun, and we don't
          // need to do anything.
          var reachedCallback = false;
          var reachedAfterCallback = false;
          startAsync(function(handleSleepReturnValue) {
            if (ABORT) return;
            Asyncify.handleSleepReturnValue = handleSleepReturnValue || 0;
            reachedCallback = true;
            if (!reachedAfterCallback) {
              // We are happening synchronously, so no need for async.
              return;
            }
            Asyncify.state = Asyncify.State.Rewinding;
            runAndAbortIfError(function() { Module['_asyncify_start_rewind'](Asyncify.currData) });
            if (typeof Browser !== 'undefined' && Browser.mainLoop.func) {
              Browser.mainLoop.resume();
            }
            var asyncWasmReturnValue, isError = false;
            try {
              asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData);
            } catch (err) {
              asyncWasmReturnValue = err;
              isError = true;
            }
            // Track whether the return value was handled by any promise handlers.
            var handled = false;
            if (!Asyncify.currData) {
              // All asynchronous execution has finished.
              // `asyncWasmReturnValue` now contains the final
              // return value of the exported async WASM function.
              //
              // Note: `asyncWasmReturnValue` is distinct from
              // `Asyncify.handleSleepReturnValue`.
              // `Asyncify.handleSleepReturnValue` contains the return
              // value of the last C function to have executed
              // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue`
              // contains the return value of the exported WASM function
              // that may have called C functions that
              // call `Asyncify.handleSleep()`.
              var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers;
              if (asyncPromiseHandlers) {
                Asyncify.asyncPromiseHandlers = null;
                (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue);
                handled = true;
              }
            }
            if (isError && !handled) {
              // If there was an error and it was not handled by now, we have no choice but to
              // rethrow that error into the global scope where it can be caught only by
              // `onerror` or `onunhandledpromiserejection`.
              throw asyncWasmReturnValue;
            }
          });
          reachedAfterCallback = true;
          if (!reachedCallback) {
            // A true async operation was begun; start a sleep.
            Asyncify.state = Asyncify.State.Unwinding;
            // TODO: reuse, don't alloc/free every sleep
            Asyncify.currData = Asyncify.allocateData();
            runAndAbortIfError(function() { Module['_asyncify_start_unwind'](Asyncify.currData) });
            if (typeof Browser !== 'undefined' && Browser.mainLoop.func) {
              Browser.mainLoop.pause();
            }
          }
        } else if (Asyncify.state === Asyncify.State.Rewinding) {
          // Stop a resume.
          Asyncify.state = Asyncify.State.Normal;
          runAndAbortIfError(Module['_asyncify_stop_rewind']);
          _free(Asyncify.currData);
          Asyncify.currData = null;
          // Call all sleep callbacks now that the sleep-resume is all done.
          Asyncify.sleepCallbacks.forEach(function(func) {
            callUserCallback(func);
          });
        } else {
          abort('invalid state: ' + Asyncify.state);
        }
        return Asyncify.handleSleepReturnValue;
      },handleAsync:function(startAsync) {
        return Asyncify.handleSleep(function(wakeUp) {
          // TODO: add error handling as a second param when handleSleep implements it.
          startAsync().then(wakeUp);
        });
      }};
  function craftInvokerFunction(humanName, argTypes, classType, cppInvokerFunc, cppTargetFunc) {
      // humanName: a human-readable string name for the function to be generated.
      // argTypes: An array that contains the embind type objects for all types in the function signature.
      //    argTypes[0] is the type object for the function return value.
      //    argTypes[1] is the type object for function this object/class type, or null if not crafting an invoker for a class method.
      //    argTypes[2...] are the actual function parameters.
      // classType: The embind type object for the class to be bound, or null if this is not a method of a class.
      // cppInvokerFunc: JS Function object to the C++-side function that interops into C++ code.
      // cppTargetFunc: Function pointer (an integer to FUNCTION_TABLE) to the target C++ function the cppInvokerFunc will end up calling.
      var argCount = argTypes.length;

      if (argCount < 2) {
          throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!");
      }

      var isClassMethodFunc = (argTypes[1] !== null && classType !== null);

      // Free functions with signature "void function()" do not need an invoker that marshalls between wire types.
  // TODO: This omits argument count check - enable only at -O3 or similar.
  //    if (ENABLE_UNSAFE_OPTS && argCount == 2 && argTypes[0].name == "void" && !isClassMethodFunc) {
  //       return FUNCTION_TABLE[fn];
  //    }

      // Determine if we need to use a dynamic stack to store the destructors for the function parameters.
      // TODO: Remove this completely once all function invokers are being dynamically generated.
      var needsDestructorStack = false;

      for (var i = 1; i < argTypes.length; ++i) { // Skip return value at index 0 - it's not deleted here.
          if (argTypes[i] !== null && argTypes[i].destructorFunction === undefined) { // The type does not define a destructor function - must use dynamic stack
              needsDestructorStack = true;
              break;
          }
      }

      var returns = (argTypes[0].name !== "void");

      var argsList = "";
      var argsListWired = "";
      for (var i = 0; i < argCount - 2; ++i) {
          argsList += (i!==0?", ":"")+"arg"+i;
          argsListWired += (i!==0?", ":"")+"arg"+i+"Wired";
      }

      var invokerFnBody =
          "return function "+makeLegalFunctionName(humanName)+"("+argsList+") {\n" +
          "if (arguments.length !== "+(argCount - 2)+") {\n" +
              "throwBindingError('function "+humanName+" called with ' + arguments.length + ' arguments, expected "+(argCount - 2)+" args!');\n" +
          "}\n";

      if (needsDestructorStack) {
          invokerFnBody +=
              "var destructors = [];\n";
      }

      var dtorStack = needsDestructorStack ? "destructors" : "null";
      var args1 = ["throwBindingError", "invoker", "fn", "runDestructors", "retType", "classParam"];
      var args2 = [throwBindingError, cppInvokerFunc, cppTargetFunc, runDestructors, argTypes[0], argTypes[1]];

      if (isClassMethodFunc) {
          invokerFnBody += "var thisWired = classParam.toWireType("+dtorStack+", this);\n";
      }

      for (var i = 0; i < argCount - 2; ++i) {
          invokerFnBody += "var arg"+i+"Wired = argType"+i+".toWireType("+dtorStack+", arg"+i+"); // "+argTypes[i+2].name+"\n";
          args1.push("argType"+i);
          args2.push(argTypes[i+2]);
      }

      if (isClassMethodFunc) {
          argsListWired = "thisWired" + (argsListWired.length > 0 ? ", " : "") + argsListWired;
      }

      invokerFnBody +=
          (returns?"var rv = ":"") + "invoker(fn"+(argsListWired.length>0?", ":"")+argsListWired+");\n";

      args1.push("Asyncify");
      args2.push(Asyncify);
      invokerFnBody += "function onDone(" + (returns ? "rv" : "") + ") {\n";

      if (needsDestructorStack) {
          invokerFnBody += "runDestructors(destructors);\n";
      } else {
          for (var i = isClassMethodFunc?1:2; i < argTypes.length; ++i) { // Skip return value at index 0 - it's not deleted here. Also skip class type if not a method.
              var paramName = (i === 1 ? "thisWired" : ("arg"+(i - 2)+"Wired"));
              if (argTypes[i].destructorFunction !== null) {
                  invokerFnBody += paramName+"_dtor("+paramName+"); // "+argTypes[i].name+"\n";
                  args1.push(paramName+"_dtor");
                  args2.push(argTypes[i].destructorFunction);
              }
          }
      }

      if (returns) {
          invokerFnBody += "var ret = retType.fromWireType(rv);\n" +
                           "return ret;\n";
      } else {
      }

      invokerFnBody += "}\n";
      invokerFnBody += "return Asyncify.currData ? Asyncify.whenDone().then(onDone) : onDone(" + (returns ? "rv" : "") +");\n"

      invokerFnBody += "}\n";


      args1.push(invokerFnBody);

      var invokerFunction = new_(Function, args1).apply(null, args2);

      return invokerFunction;
    }
  function __embind_register_class_function(
      rawClassType,
      methodName,
      argCount,
      rawArgTypesAddr, // [ReturnType, ThisType, Args...]
      invokerSignature,
      rawInvoker,
      context,
      isPureVirtual
    ) {
      var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr);
      methodName = readLatin1String(methodName);
      rawInvoker = embind__requireFunction(invokerSignature, rawInvoker);

      whenDependentTypesAreResolved([], [rawClassType], function(classType) {
          classType = classType[0];
          var humanName = classType.name + '.' + methodName;

          if (methodName.startsWith("@@")) {
              methodName = Symbol[methodName.substring(2)];
          }

          if (isPureVirtual) {
              classType.registeredClass.pureVirtualFunctions.push(methodName);
          }

          function unboundTypesHandler() {
              throwUnboundTypeError('Cannot call ' + humanName + ' due to unbound types', rawArgTypes);
          }

          var proto = classType.registeredClass.instancePrototype;
          var method = proto[methodName];
          if (undefined === method || (undefined === method.overloadTable && method.className !== classType.name && method.argCount === argCount - 2)) {
              // This is the first overload to be registered, OR we are replacing a function in the base class with a function in the derived class.
              unboundTypesHandler.argCount = argCount - 2;
              unboundTypesHandler.className = classType.name;
              proto[methodName] = unboundTypesHandler;
          } else {
              // There was an existing function with the same name registered. Set up a function overload routing table.
              ensureOverloadTable(proto, methodName, humanName);
              proto[methodName].overloadTable[argCount - 2] = unboundTypesHandler;
          }

          whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) {

              var memberFunction = craftInvokerFunction(humanName, argTypes, classType, rawInvoker, context);

              // Replace the initial unbound-handler-stub function with the appropriate member function, now that all types
              // are resolved. If multiple overloads are registered for this function, the function goes into an overload table.
              if (undefined === proto[methodName].overloadTable) {
                  // Set argCount in case an overload is registered later
                  memberFunction.argCount = argCount - 2;
                  proto[methodName] = memberFunction;

              } else {
                  proto[methodName].overloadTable[argCount - 2] = memberFunction;
              }

              return [];
          });
          return [];
      });
    }

  var emval_free_list = [];

  var emval_handle_array = [{},{value:undefined},{value:null},{value:true},{value:false}];
  function __emval_decref(handle) {
      if (handle > 4 && 0 === --emval_handle_array[handle].refcount) {
          emval_handle_array[handle] = undefined;
          emval_free_list.push(handle);
      }
    }

  function count_emval_handles() {
      var count = 0;
      for (var i = 5; i < emval_handle_array.length; ++i) {
          if (emval_handle_array[i] !== undefined) {
              ++count;
          }
      }
      return count;
    }

  function get_first_emval() {
      for (var i = 5; i < emval_handle_array.length; ++i) {
          if (emval_handle_array[i] !== undefined) {
              return emval_handle_array[i];
          }
      }
      return null;
    }
  function init_emval() {
      Module['count_emval_handles'] = count_emval_handles;
      Module['get_first_emval'] = get_first_emval;
    }
  var Emval = {toValue:function(handle) {
        if (!handle) {
            throwBindingError('Cannot use deleted val. handle = ' + handle);
        }
        return emval_handle_array[handle].value;
      },toHandle:function(value) {
        switch (value) {
          case undefined :{ return 1; }
          case null :{ return 2; }
          case true :{ return 3; }
          case false :{ return 4; }
          default:{
            var handle = emval_free_list.length ?
                emval_free_list.pop() :
                emval_handle_array.length;

            emval_handle_array[handle] = {refcount: 1, value: value};
            return handle;
            }
          }
      }};
  function __embind_register_emval(rawType, name) {
      name = readLatin1String(name);
      registerType(rawType, {
          name: name,
          'fromWireType': function(handle) {
              var rv = Emval.toValue(handle);
              __emval_decref(handle);
              return rv;
          },
          'toWireType': function(destructors, value) {
              return Emval.toHandle(value);
          },
          'argPackAdvance': 8,
          'readValueFromPointer': simpleReadValueFromPointer,
          destructorFunction: null, // This type does not need a destructor

          // TODO: do we need a deleteObject here?  write a test where
          // emval is passed into JS via an interface
      });
    }

  function _embind_repr(v) {
      if (v === null) {
          return 'null';
      }
      var t = typeof v;
      if (t === 'object' || t === 'array' || t === 'function') {
          return v.toString();
      } else {
          return '' + v;
      }
    }

  function floatReadValueFromPointer(name, shift) {
      switch (shift) {
          case 2: return function(pointer) {
              return this['fromWireType'](HEAPF32[pointer >> 2]);
          };
          case 3: return function(pointer) {
              return this['fromWireType'](HEAPF64[pointer >> 3]);
          };
          default:
              throw new TypeError("Unknown float type: " + name);
      }
    }
  function __embind_register_float(rawType, name, size) {
      var shift = getShiftFromSize(size);
      name = readLatin1String(name);
      registerType(rawType, {
          name: name,
          'fromWireType': function(value) {
              return value;
          },
          'toWireType': function(destructors, value) {
              // The VM will perform JS to Wasm value conversion, according to the spec:
              // https://www.w3.org/TR/wasm-js-api-1/#towebassemblyvalue
              return value;
          },
          'argPackAdvance': 8,
          'readValueFromPointer': floatReadValueFromPointer(name, shift),
          destructorFunction: null, // This type does not need a destructor
      });
    }

  function __embind_register_function(name, argCount, rawArgTypesAddr, signature, rawInvoker, fn) {
      var argTypes = heap32VectorToArray(argCount, rawArgTypesAddr);
      name = readLatin1String(name);

      rawInvoker = embind__requireFunction(signature, rawInvoker);

      exposePublicSymbol(name, function() {
          throwUnboundTypeError('Cannot call ' + name + ' due to unbound types', argTypes);
      }, argCount - 1);

      whenDependentTypesAreResolved([], argTypes, function(argTypes) {
          var invokerArgsArray = [argTypes[0] /* return value */, null /* no class 'this'*/].concat(argTypes.slice(1) /* actual params */);
          replacePublicSymbol(name, craftInvokerFunction(name, invokerArgsArray, null /* no class 'this'*/, rawInvoker, fn), argCount - 1);
          return [];
      });
    }

  function integerReadValueFromPointer(name, shift, signed) {
      // integers are quite common, so generate very specialized functions
      switch (shift) {
          case 0: return signed ?
              function readS8FromPointer(pointer) { return HEAP8[pointer]; } :
              function readU8FromPointer(pointer) { return HEAPU8[pointer]; };
          case 1: return signed ?
              function readS16FromPointer(pointer) { return HEAP16[pointer >> 1]; } :
              function readU16FromPointer(pointer) { return HEAPU16[pointer >> 1]; };
          case 2: return signed ?
              function readS32FromPointer(pointer) { return HEAP32[pointer >> 2]; } :
              function readU32FromPointer(pointer) { return HEAPU32[pointer >> 2]; };
          default:
              throw new TypeError("Unknown integer type: " + name);
      }
    }
  function __embind_register_integer(primitiveType, name, size, minRange, maxRange) {
      name = readLatin1String(name);
      if (maxRange === -1) { // LLVM doesn't have signed and unsigned 32-bit types, so u32 literals come out as 'i32 -1'. Always treat those as max u32.
          maxRange = 4294967295;
      }

      var shift = getShiftFromSize(size);

      var fromWireType = function(value) {
          return value;
      };

      if (minRange === 0) {
          var bitshift = 32 - 8*size;
          fromWireType = function(value) {
              return (value << bitshift) >>> bitshift;
          };
      }

      var isUnsignedType = (name.includes('unsigned'));

      registerType(primitiveType, {
          name: name,
          'fromWireType': fromWireType,
          'toWireType': function(destructors, value) {
              // todo: Here we have an opportunity for -O3 level "unsafe" optimizations: we could
              // avoid the following two if()s and assume value is of proper type.
              if (typeof value !== "number" && typeof value !== "boolean") {
                  throw new TypeError('Cannot convert "' + _embind_repr(value) + '" to ' + this.name);
              }
              if (value < minRange || value > maxRange) {
                  throw new TypeError('Passing a number "' + _embind_repr(value) + '" from JS side to C/C++ side to an argument of type "' + name + '", which is outside the valid range [' + minRange + ', ' + maxRange + ']!');
              }
              return isUnsignedType ? (value >>> 0) : (value | 0);
          },
          'argPackAdvance': 8,
          'readValueFromPointer': integerReadValueFromPointer(name, shift, minRange !== 0),
          destructorFunction: null, // This type does not need a destructor
      });
    }

  function __embind_register_memory_view(rawType, dataTypeIndex, name) {
      var typeMapping = [
          Int8Array,
          Uint8Array,
          Int16Array,
          Uint16Array,
          Int32Array,
          Uint32Array,
          Float32Array,
          Float64Array,
      ];

      var TA = typeMapping[dataTypeIndex];

      function decodeMemoryView(handle) {
          handle = handle >> 2;
          var heap = HEAPU32;
          var size = heap[handle]; // in elements
          var data = heap[handle + 1]; // byte offset into emscripten heap
          return new TA(buffer, data, size);
      }

      name = readLatin1String(name);
      registerType(rawType, {
          name: name,
          'fromWireType': decodeMemoryView,
          'argPackAdvance': 8,
          'readValueFromPointer': decodeMemoryView,
      }, {
          ignoreDuplicateRegistrations: true,
      });
    }

  function __embind_register_std_string(rawType, name) {
      name = readLatin1String(name);
      var stdStringIsUTF8
      //process only std::string bindings with UTF8 support, in contrast to e.g. std::basic_string<unsigned char>
      = (name === "std::string");

      registerType(rawType, {
          name: name,
          'fromWireType': function(value) {
              var length = HEAPU32[value >> 2];

              var str;
              if (stdStringIsUTF8) {
                  var decodeStartPtr = value + 4;
                  // Looping here to support possible embedded '0' bytes
                  for (var i = 0; i <= length; ++i) {
                      var currentBytePtr = value + 4 + i;
                      if (i == length || HEAPU8[currentBytePtr] == 0) {
                          var maxRead = currentBytePtr - decodeStartPtr;
                          var stringSegment = UTF8ToString(decodeStartPtr, maxRead);
                          if (str === undefined) {
                              str = stringSegment;
                          } else {
                              str += String.fromCharCode(0);
                              str += stringSegment;
                          }
                          decodeStartPtr = currentBytePtr + 1;
                      }
                  }
              } else {
                  var a = new Array(length);
                  for (var i = 0; i < length; ++i) {
                      a[i] = String.fromCharCode(HEAPU8[value + 4 + i]);
                  }
                  str = a.join('');
              }

              _free(value);

              return str;
          },
          'toWireType': function(destructors, value) {
              if (value instanceof ArrayBuffer) {
                  value = new Uint8Array(value);
              }

              var getLength;
              var valueIsOfTypeString = (typeof value === 'string');

              if (!(valueIsOfTypeString || value instanceof Uint8Array || value instanceof Uint8ClampedArray || value instanceof Int8Array)) {
                  throwBindingError('Cannot pass non-string to std::string');
              }
              if (stdStringIsUTF8 && valueIsOfTypeString) {
                  getLength = function() {return lengthBytesUTF8(value);};
              } else {
                  getLength = function() {return value.length;};
              }

              // assumes 4-byte alignment
              var length = getLength();
              var ptr = _malloc(4 + length + 1);
              HEAPU32[ptr >> 2] = length;
              if (stdStringIsUTF8 && valueIsOfTypeString) {
                  stringToUTF8(value, ptr + 4, length + 1);
              } else {
                  if (valueIsOfTypeString) {
                      for (var i = 0; i < length; ++i) {
                          var charCode = value.charCodeAt(i);
                          if (charCode > 255) {
                              _free(ptr);
                              throwBindingError('String has UTF-16 code units that do not fit in 8 bits');
                          }
                          HEAPU8[ptr + 4 + i] = charCode;
                      }
                  } else {
                      for (var i = 0; i < length; ++i) {
                          HEAPU8[ptr + 4 + i] = value[i];
                      }
                  }
              }

              if (destructors !== null) {
                  destructors.push(_free, ptr);
              }
              return ptr;
          },
          'argPackAdvance': 8,
          'readValueFromPointer': simpleReadValueFromPointer,
          destructorFunction: function(ptr) { _free(ptr); },
      });
    }

  function __embind_register_std_wstring(rawType, charSize, name) {
      name = readLatin1String(name);
      var decodeString, encodeString, getHeap, lengthBytesUTF, shift;
      if (charSize === 2) {
          decodeString = UTF16ToString;
          encodeString = stringToUTF16;
          lengthBytesUTF = lengthBytesUTF16;
          getHeap = function() { return HEAPU16; };
          shift = 1;
      } else if (charSize === 4) {
          decodeString = UTF32ToString;
          encodeString = stringToUTF32;
          lengthBytesUTF = lengthBytesUTF32;
          getHeap = function() { return HEAPU32; };
          shift = 2;
      }
      registerType(rawType, {
          name: name,
          'fromWireType': function(value) {
              // Code mostly taken from _embind_register_std_string fromWireType
              var length = HEAPU32[value >> 2];
              var HEAP = getHeap();
              var str;

              var decodeStartPtr = value + 4;
              // Looping here to support possible embedded '0' bytes
              for (var i = 0; i <= length; ++i) {
                  var currentBytePtr = value + 4 + i * charSize;
                  if (i == length || HEAP[currentBytePtr >> shift] == 0) {
                      var maxReadBytes = currentBytePtr - decodeStartPtr;
                      var stringSegment = decodeString(decodeStartPtr, maxReadBytes);
                      if (str === undefined) {
                          str = stringSegment;
                      } else {
                          str += String.fromCharCode(0);
                          str += stringSegment;
                      }
                      decodeStartPtr = currentBytePtr + charSize;
                  }
              }

              _free(value);

              return str;
          },
          'toWireType': function(destructors, value) {
              if (!(typeof value === 'string')) {
                  throwBindingError('Cannot pass non-string to C++ string type ' + name);
              }

              // assumes 4-byte alignment
              var length = lengthBytesUTF(value);
              var ptr = _malloc(4 + length + charSize);
              HEAPU32[ptr >> 2] = length >> shift;

              encodeString(value, ptr + 4, length + charSize);

              if (destructors !== null) {
                  destructors.push(_free, ptr);
              }
              return ptr;
          },
          'argPackAdvance': 8,
          'readValueFromPointer': simpleReadValueFromPointer,
          destructorFunction: function(ptr) { _free(ptr); },
      });
    }

  function __embind_register_value_object(
      rawType,
      name,
      constructorSignature,
      rawConstructor,
      destructorSignature,
      rawDestructor
    ) {
      structRegistrations[rawType] = {
          name: readLatin1String(name),
          rawConstructor: embind__requireFunction(constructorSignature, rawConstructor),
          rawDestructor: embind__requireFunction(destructorSignature, rawDestructor),
          fields: [],
      };
    }

  function __embind_register_value_object_field(
      structType,
      fieldName,
      getterReturnType,
      getterSignature,
      getter,
      getterContext,
      setterArgumentType,
      setterSignature,
      setter,
      setterContext
    ) {
      structRegistrations[structType].fields.push({
          fieldName: readLatin1String(fieldName),
          getterReturnType: getterReturnType,
          getter: embind__requireFunction(getterSignature, getter),
          getterContext: getterContext,
          setterArgumentType: setterArgumentType,
          setter: embind__requireFunction(setterSignature, setter),
          setterContext: setterContext,
      });
    }

  function __embind_register_void(rawType, name) {
      name = readLatin1String(name);
      registerType(rawType, {
          isVoid: true, // void return values can be optimized out sometimes
          name: name,
          'argPackAdvance': 0,
          'fromWireType': function() {
              return undefined;
          },
          'toWireType': function(destructors, o) {
              // TODO: assert if anything else is given?
              return undefined;
          },
      });
    }

  function _abort() {
      abort('');
    }

  function _clock() {
      if (_clock.start === undefined) _clock.start = Date.now();
      return ((Date.now() - _clock.start) * (1000000 / 1000))|0;
    }

  var _emscripten_get_now;if (typeof performance !== 'undefined' && performance.now) {
    _emscripten_get_now = function() { return performance.now(); }
  } else {
    _emscripten_get_now = Date.now;
  }

  var _emscripten_get_now_is_monotonic =
       ((typeof performance === 'object' && performance && typeof performance['now'] === 'function')
      );;
  function _clock_gettime(clk_id, tp) {
      // int clock_gettime(clockid_t clk_id, struct timespec *tp);
      var now;
      if (clk_id === 0) {
        now = Date.now();
      } else if ((clk_id === 1 || clk_id === 4) && _emscripten_get_now_is_monotonic) {
        now = _emscripten_get_now();
      } else {
        setErrNo(28);
        return -1;
      }
      HEAP32[((tp)>>2)] = (now/1000)|0; // seconds
      HEAP32[(((tp)+(4))>>2)] = ((now % 1000)*1000*1000)|0; // nanoseconds
      return 0;
    }

  var readAsmConstArgsArray = [];
  function readAsmConstArgs(sigPtr, buf) {
      ;
      readAsmConstArgsArray.length = 0;
      var ch;
      // Most arguments are i32s, so shift the buffer pointer so it is a plain
      // index into HEAP32.
      buf >>= 2;
      while (ch = HEAPU8[sigPtr++]) {
        // A double takes two 32-bit slots, and must also be aligned - the backend
        // will emit padding to avoid that.
        var readAsmConstArgsDouble = ch < 105;
        if (readAsmConstArgsDouble && (buf & 1)) buf++;
        readAsmConstArgsArray.push(readAsmConstArgsDouble ? HEAPF64[buf++ >> 1] : HEAP32[buf]);
        ++buf;
      }
      return readAsmConstArgsArray;
    }
  function _emscripten_asm_const_int(code, sigPtr, argbuf) {
      var args = readAsmConstArgs(sigPtr, argbuf);
      return ASM_CONSTS[code].apply(null, args);
    }


  var _emscripten_memcpy_big =  Uint8Array.prototype.copyWithin
    ? function(dest, src, num) { HEAPU8.copyWithin(dest, src, src + num); }
    : function(dest, src, num) { HEAPU8.set(HEAPU8.subarray(src, src+num), dest); }
  ;

  function emscripten_realloc_buffer(size) {
      try {
        // round size grow request up to wasm page size (fixed 64KB per spec)
        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16); // .grow() takes a delta compared to the previous size
        updateGlobalBufferAndViews(wasmMemory.buffer);
        return 1 /*success*/;
      } catch(e) {
      }
      // implicit 0 return to save code size (caller will cast "undefined" into 0
      // anyhow)
    }
  function _emscripten_resize_heap(requestedSize) {
      var oldSize = HEAPU8.length;
      requestedSize = requestedSize >>> 0;
      // With pthreads, races can happen (another thread might increase the size in between), so return a failure, and let the caller retry.

      // Memory resize rules:
      // 1. Always increase heap size to at least the requested size, rounded up to next page multiple.
      // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap geometrically: increase the heap size according to
      //                                         MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%),
      //                                         At most overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB).
      // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap linearly: increase the heap size by at least MEMORY_GROWTH_LINEAR_STEP bytes.
      // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest
      // 4. If we were unable to allocate as much memory, it may be due to over-eager decision to excessively reserve due to (3) above.
      //    Hence if an allocation fails, cut down on the amount of excess growth, in an attempt to succeed to perform a smaller allocation.

      // A limit is set for how much we can grow. We should not exceed that
      // (the wasm binary specifies it, so if we tried, we'd fail anyhow).
      // In CAN_ADDRESS_2GB mode, stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate full 4GB Wasm memories, the size will wrap
      // back to 0 bytes in Wasm side for any code that deals with heap sizes, which would require special casing all heap size related code to treat
      // 0 specially.
      var maxHeapSize = MAX_HEAP_SIZE;
      if (requestedSize > maxHeapSize) {
        return false;
      }

      // Loop through potential heap size increases. If we attempt a too eager reservation that fails, cut down on the
      // attempted size and reserve a smaller bump instead. (max 3 times, chosen somewhat arbitrarily)
      for (var cutDown = 1; cutDown <= 4; cutDown *= 2) {
        var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); // ensure geometric growth
        // but limit overreserving (default to capping at +96MB overgrowth at most)
        overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296 );

        var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536));

        var replacement = emscripten_realloc_buffer(newSize);
        if (replacement) {

          return true;
        }
      }
      return false;
    }

  var ENV = {};

  function getExecutableName() {
      return thisProgram || './this.program';
    }
  function getEnvStrings() {
      if (!getEnvStrings.strings) {
        // Default values.
        // Browser language detection #8751
        var lang = ((typeof navigator === 'object' && navigator.languages && navigator.languages[0]) || 'C').replace('-', '_') + '.UTF-8';
        var env = {
          'USER': 'web_user',
          'LOGNAME': 'web_user',
          'PATH': '/',
          'PWD': '/',
          'HOME': '/home/web_user',
          'LANG': lang,
          '_': getExecutableName()
        };
        // Apply the user-provided values, if any.
        for (var x in ENV) {
          // x is a key in ENV; if ENV[x] is undefined, that means it was
          // explicitly set to be so. We allow user code to do that to
          // force variables with default values to remain unset.
          if (ENV[x] === undefined) delete env[x];
          else env[x] = ENV[x];
        }
        var strings = [];
        for (var x in env) {
          strings.push(x + '=' + env[x]);
        }
        getEnvStrings.strings = strings;
      }
      return getEnvStrings.strings;
    }
  function _environ_get(__environ, environ_buf) {
      var bufSize = 0;
      getEnvStrings().forEach(function(string, i) {
        var ptr = environ_buf + bufSize;
        HEAP32[(((__environ)+(i * 4))>>2)] = ptr;
        writeAsciiToMemory(string, ptr);
        bufSize += string.length + 1;
      });
      return 0;
    }

  function _environ_sizes_get(penviron_count, penviron_buf_size) {
      var strings = getEnvStrings();
      HEAP32[((penviron_count)>>2)] = strings.length;
      var bufSize = 0;
      strings.forEach(function(string) {
        bufSize += string.length + 1;
      });
      HEAP32[((penviron_buf_size)>>2)] = bufSize;
      return 0;
    }

  function _exit(status) {
      // void _exit(int status);
      // http://pubs.opengroup.org/onlinepubs/000095399/functions/exit.html
      exit(status);
    }

  function _fd_close(fd) {
      return 0;
    }

  function _fd_fdstat_get(fd, pbuf) {
      // hack to support printf in SYSCALLS_REQUIRE_FILESYSTEM=0
      var type = fd == 1 || fd == 2 ? 2 : abort();
      HEAP8[((pbuf)>>0)] = type;
      // TODO HEAP16[(((pbuf)+(2))>>1)] = ?;
      // TODO (tempI64 = [?>>>0,(tempDouble=?,(+(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[(((pbuf)+(8))>>2)] = tempI64[0],HEAP32[(((pbuf)+(12))>>2)] = tempI64[1]);
      // TODO (tempI64 = [?>>>0,(tempDouble=?,(+(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[(((pbuf)+(16))>>2)] = tempI64[0],HEAP32[(((pbuf)+(20))>>2)] = tempI64[1]);
      return 0;
    }

  function _fd_read(fd, iov, iovcnt, pnum) {
      var stream = SYSCALLS.getStreamFromFD(fd);
      var num = SYSCALLS.doReadv(stream, iov, iovcnt);
      HEAP32[((pnum)>>2)] = num;
      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)>>2)];
        var len = HEAP32[(((iov)+(4))>>2)];
        iov += 8;
        for (var j = 0; j < len; j++) {
          SYSCALLS.printChar(fd, HEAPU8[ptr+j]);
        }
        num += len;
      }
      HEAP32[((pnum)>>2)] = num;
      return 0;
    }

  function _gettimeofday(ptr) {
      var now = Date.now();
      HEAP32[((ptr)>>2)] = (now/1000)|0; // seconds
      HEAP32[(((ptr)+(4))>>2)] = ((now % 1000)*1000)|0; // microseconds
      return 0;
    }



  function _mktime(tmPtr) {
      _tzset();
      var date = new Date(HEAP32[(((tmPtr)+(20))>>2)] + 1900,
                          HEAP32[(((tmPtr)+(16))>>2)],
                          HEAP32[(((tmPtr)+(12))>>2)],
                          HEAP32[(((tmPtr)+(8))>>2)],
                          HEAP32[(((tmPtr)+(4))>>2)],
                          HEAP32[((tmPtr)>>2)],
                          0);

      // There's an ambiguous hour when the time goes back; the tm_isdst field is
      // used to disambiguate it.  Date() basically guesses, so we fix it up if it
      // guessed wrong, or fill in tm_isdst with the guess if it's -1.
      var dst = HEAP32[(((tmPtr)+(32))>>2)];
      var guessedOffset = date.getTimezoneOffset();
      var start = new Date(date.getFullYear(), 0, 1);
      var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset();
      var winterOffset = start.getTimezoneOffset();
      var dstOffset = Math.min(winterOffset, summerOffset); // DST is in December in South
      if (dst < 0) {
        // Attention: some regions don't have DST at all.
        HEAP32[(((tmPtr)+(32))>>2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset);
      } else if ((dst > 0) != (dstOffset == guessedOffset)) {
        var nonDstOffset = Math.max(winterOffset, summerOffset);
        var trueOffset = dst > 0 ? dstOffset : nonDstOffset;
        // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up.
        date.setTime(date.getTime() + (trueOffset - guessedOffset)*60000);
      }

      HEAP32[(((tmPtr)+(24))>>2)] = date.getDay();
      var yday = ((date.getTime() - start.getTime()) / (1000 * 60 * 60 * 24))|0;
      HEAP32[(((tmPtr)+(28))>>2)] = yday;
      // To match expected behavior, update fields from date
      HEAP32[((tmPtr)>>2)] = date.getSeconds();
      HEAP32[(((tmPtr)+(4))>>2)] = date.getMinutes();
      HEAP32[(((tmPtr)+(8))>>2)] = date.getHours();
      HEAP32[(((tmPtr)+(12))>>2)] = date.getDate();
      HEAP32[(((tmPtr)+(16))>>2)] = date.getMonth();

      return (date.getTime() / 1000)|0;
    }

  function _setTempRet0(val) {
      setTempRet0(val);
    }

  function __isLeapYear(year) {
        return year%4 === 0 && (year%100 !== 0 || year%400 === 0);
    }

  function __arraySum(array, index) {
      var sum = 0;
      for (var i = 0; i <= index; sum += array[i++]) {
        // no-op
      }
      return sum;
    }

  var __MONTH_DAYS_LEAP = [31,29,31,30,31,30,31,31,30,31,30,31];

  var __MONTH_DAYS_REGULAR = [31,28,31,30,31,30,31,31,30,31,30,31];
  function __addDays(date, days) {
      var newDate = new Date(date.getTime());
      while (days > 0) {
        var leap = __isLeapYear(newDate.getFullYear());
        var currentMonth = newDate.getMonth();
        var daysInCurrentMonth = (leap ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR)[currentMonth];

        if (days > daysInCurrentMonth-newDate.getDate()) {
          // we spill over to next month
          days -= (daysInCurrentMonth-newDate.getDate()+1);
          newDate.setDate(1);
          if (currentMonth < 11) {
            newDate.setMonth(currentMonth+1)
          } else {
            newDate.setMonth(0);
            newDate.setFullYear(newDate.getFullYear()+1);
          }
        } else {
          // we stay in current month
          newDate.setDate(newDate.getDate()+days);
          return newDate;
        }
      }

      return newDate;
    }
  function _strftime(s, maxsize, format, tm) {
      // size_t strftime(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restrict timeptr);
      // http://pubs.opengroup.org/onlinepubs/009695399/functions/strftime.html

      var tm_zone = HEAP32[(((tm)+(40))>>2)];

      var date = {
        tm_sec: HEAP32[((tm)>>2)],
        tm_min: HEAP32[(((tm)+(4))>>2)],
        tm_hour: HEAP32[(((tm)+(8))>>2)],
        tm_mday: HEAP32[(((tm)+(12))>>2)],
        tm_mon: HEAP32[(((tm)+(16))>>2)],
        tm_year: HEAP32[(((tm)+(20))>>2)],
        tm_wday: HEAP32[(((tm)+(24))>>2)],
        tm_yday: HEAP32[(((tm)+(28))>>2)],
        tm_isdst: HEAP32[(((tm)+(32))>>2)],
        tm_gmtoff: HEAP32[(((tm)+(36))>>2)],
        tm_zone: tm_zone ? UTF8ToString(tm_zone) : ''
      };

      var pattern = UTF8ToString(format);

      // expand format
      var EXPANSION_RULES_1 = {
        '%c': '%a %b %d %H:%M:%S %Y',     // Replaced by the locale's appropriate date and time representation - e.g., Mon Aug  3 14:02:01 2013
        '%D': '%m/%d/%y',                 // Equivalent to %m / %d / %y
        '%F': '%Y-%m-%d',                 // Equivalent to %Y - %m - %d
        '%h': '%b',                       // Equivalent to %b
        '%r': '%I:%M:%S %p',              // Replaced by the time in a.m. and p.m. notation
        '%R': '%H:%M',                    // Replaced by the time in 24-hour notation
        '%T': '%H:%M:%S',                 // Replaced by the time
        '%x': '%m/%d/%y',                 // Replaced by the locale's appropriate date representation
        '%X': '%H:%M:%S',                 // Replaced by the locale's appropriate time representation
        // Modified Conversion Specifiers
        '%Ec': '%c',                      // Replaced by the locale's alternative appropriate date and time representation.
        '%EC': '%C',                      // Replaced by the name of the base year (period) in the locale's alternative representation.
        '%Ex': '%m/%d/%y',                // Replaced by the locale's alternative date representation.
        '%EX': '%H:%M:%S',                // Replaced by the locale's alternative time representation.
        '%Ey': '%y',                      // Replaced by the offset from %EC (year only) in the locale's alternative representation.
        '%EY': '%Y',                      // Replaced by the full alternative year representation.
        '%Od': '%d',                      // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading zeros if there is any alternative symbol for zero; otherwise, with leading <space> characters.
        '%Oe': '%e',                      // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading <space> characters.
        '%OH': '%H',                      // Replaced by the hour (24-hour clock) using the locale's alternative numeric symbols.
        '%OI': '%I',                      // Replaced by the hour (12-hour clock) using the locale's alternative numeric symbols.
        '%Om': '%m',                      // Replaced by the month using the locale's alternative numeric symbols.
        '%OM': '%M',                      // Replaced by the minutes using the locale's alternative numeric symbols.
        '%OS': '%S',                      // Replaced by the seconds using the locale's alternative numeric symbols.
        '%Ou': '%u',                      // Replaced by the weekday as a number in the locale's alternative representation (Monday=1).
        '%OU': '%U',                      // Replaced by the week number of the year (Sunday as the first day of the week, rules corresponding to %U ) using the locale's alternative numeric symbols.
        '%OV': '%V',                      // Replaced by the week number of the year (Monday as the first day of the week, rules corresponding to %V ) using the locale's alternative numeric symbols.
        '%Ow': '%w',                      // Replaced by the number of the weekday (Sunday=0) using the locale's alternative numeric symbols.
        '%OW': '%W',                      // Replaced by the week number of the year (Monday as the first day of the week) using the locale's alternative numeric symbols.
        '%Oy': '%y',                      // Replaced by the year (offset from %C ) using the locale's alternative numeric symbols.
      };
      for (var rule in EXPANSION_RULES_1) {
        pattern = pattern.replace(new RegExp(rule, 'g'), EXPANSION_RULES_1[rule]);
      }

      var WEEKDAYS = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
      var MONTHS = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];

      function leadingSomething(value, digits, character) {
        var str = typeof value === 'number' ? value.toString() : (value || '');
        while (str.length < digits) {
          str = character[0]+str;
        }
        return str;
      }

      function leadingNulls(value, digits) {
        return leadingSomething(value, digits, '0');
      }

      function compareByDay(date1, date2) {
        function sgn(value) {
          return value < 0 ? -1 : (value > 0 ? 1 : 0);
        }

        var compare;
        if ((compare = sgn(date1.getFullYear()-date2.getFullYear())) === 0) {
          if ((compare = sgn(date1.getMonth()-date2.getMonth())) === 0) {
            compare = sgn(date1.getDate()-date2.getDate());
          }
        }
        return compare;
      }

      function getFirstWeekStartDate(janFourth) {
          switch (janFourth.getDay()) {
            case 0: // Sunday
              return new Date(janFourth.getFullYear()-1, 11, 29);
            case 1: // Monday
              return janFourth;
            case 2: // Tuesday
              return new Date(janFourth.getFullYear(), 0, 3);
            case 3: // Wednesday
              return new Date(janFourth.getFullYear(), 0, 2);
            case 4: // Thursday
              return new Date(janFourth.getFullYear(), 0, 1);
            case 5: // Friday
              return new Date(janFourth.getFullYear()-1, 11, 31);
            case 6: // Saturday
              return new Date(janFourth.getFullYear()-1, 11, 30);
          }
      }

      function getWeekBasedYear(date) {
          var thisDate = __addDays(new Date(date.tm_year+1900, 0, 1), date.tm_yday);

          var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4);
          var janFourthNextYear = new Date(thisDate.getFullYear()+1, 0, 4);

          var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear);
          var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear);

          if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) {
            // this date is after the start of the first week of this year
            if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) {
              return thisDate.getFullYear()+1;
            } else {
              return thisDate.getFullYear();
            }
          } else {
            return thisDate.getFullYear()-1;
          }
      }

      var EXPANSION_RULES_2 = {
        '%a': function(date) {
          return WEEKDAYS[date.tm_wday].substring(0,3);
        },
        '%A': function(date) {
          return WEEKDAYS[date.tm_wday];
        },
        '%b': function(date) {
          return MONTHS[date.tm_mon].substring(0,3);
        },
        '%B': function(date) {
          return MONTHS[date.tm_mon];
        },
        '%C': function(date) {
          var year = date.tm_year+1900;
          return leadingNulls((year/100)|0,2);
        },
        '%d': function(date) {
          return leadingNulls(date.tm_mday, 2);
        },
        '%e': function(date) {
          return leadingSomething(date.tm_mday, 2, ' ');
        },
        '%g': function(date) {
          // %g, %G, and %V give values according to the ISO 8601:2000 standard week-based year.
          // In this system, weeks begin on a Monday and week 1 of the year is the week that includes
          // January 4th, which is also the week that includes the first Thursday of the year, and
          // is also the first week that contains at least four days in the year.
          // If the first Monday of January is the 2nd, 3rd, or 4th, the preceding days are part of
          // the last week of the preceding year; thus, for Saturday 2nd January 1999,
          // %G is replaced by 1998 and %V is replaced by 53. If December 29th, 30th,
          // or 31st is a Monday, it and any following days are part of week 1 of the following year.
          // Thus, for Tuesday 30th December 1997, %G is replaced by 1998 and %V is replaced by 01.

          return getWeekBasedYear(date).toString().substring(2);
        },
        '%G': function(date) {
          return getWeekBasedYear(date);
        },
        '%H': function(date) {
          return leadingNulls(date.tm_hour, 2);
        },
        '%I': function(date) {
          var twelveHour = date.tm_hour;
          if (twelveHour == 0) twelveHour = 12;
          else if (twelveHour > 12) twelveHour -= 12;
          return leadingNulls(twelveHour, 2);
        },
        '%j': function(date) {
          // Day of the year (001-366)
          return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, date.tm_mon-1), 3);
        },
        '%m': function(date) {
          return leadingNulls(date.tm_mon+1, 2);
        },
        '%M': function(date) {
          return leadingNulls(date.tm_min, 2);
        },
        '%n': function() {
          return '\n';
        },
        '%p': function(date) {
          if (date.tm_hour >= 0 && date.tm_hour < 12) {
            return 'AM';
          } else {
            return 'PM';
          }
        },
        '%S': function(date) {
          return leadingNulls(date.tm_sec, 2);
        },
        '%t': function() {
          return '\t';
        },
        '%u': function(date) {
          return date.tm_wday || 7;
        },
        '%U': function(date) {
          // Replaced by the week number of the year as a decimal number [00,53].
          // The first Sunday of January is the first day of week 1;
          // days in the new year before this are in week 0. [ tm_year, tm_wday, tm_yday]
          var janFirst = new Date(date.tm_year+1900, 0, 1);
          var firstSunday = janFirst.getDay() === 0 ? janFirst : __addDays(janFirst, 7-janFirst.getDay());
          var endDate = new Date(date.tm_year+1900, date.tm_mon, date.tm_mday);

          // is target date after the first Sunday?
          if (compareByDay(firstSunday, endDate) < 0) {
            // calculate difference in days between first Sunday and endDate
            var februaryFirstUntilEndMonth = __arraySum(__isLeapYear(endDate.getFullYear()) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, endDate.getMonth()-1)-31;
            var firstSundayUntilEndJanuary = 31-firstSunday.getDate();
            var days = firstSundayUntilEndJanuary+februaryFirstUntilEndMonth+endDate.getDate();
            return leadingNulls(Math.ceil(days/7), 2);
          }

          return compareByDay(firstSunday, janFirst) === 0 ? '01': '00';
        },
        '%V': function(date) {
          // Replaced by the week number of the year (Monday as the first day of the week)
          // as a decimal number [01,53]. If the week containing 1 January has four
          // or more days in the new year, then it is considered week 1.
          // Otherwise, it is the last week of the previous year, and the next week is week 1.
          // Both January 4th and the first Thursday of January are always in week 1. [ tm_year, tm_wday, tm_yday]
          var janFourthThisYear = new Date(date.tm_year+1900, 0, 4);
          var janFourthNextYear = new Date(date.tm_year+1901, 0, 4);

          var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear);
          var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear);

          var endDate = __addDays(new Date(date.tm_year+1900, 0, 1), date.tm_yday);

          if (compareByDay(endDate, firstWeekStartThisYear) < 0) {
            // if given date is before this years first week, then it belongs to the 53rd week of last year
            return '53';
          }

          if (compareByDay(firstWeekStartNextYear, endDate) <= 0) {
            // if given date is after next years first week, then it belongs to the 01th week of next year
            return '01';
          }

          // given date is in between CW 01..53 of this calendar year
          var daysDifference;
          if (firstWeekStartThisYear.getFullYear() < date.tm_year+1900) {
            // first CW of this year starts last year
            daysDifference = date.tm_yday+32-firstWeekStartThisYear.getDate()
          } else {
            // first CW of this year starts this year
            daysDifference = date.tm_yday+1-firstWeekStartThisYear.getDate();
          }
          return leadingNulls(Math.ceil(daysDifference/7), 2);
        },
        '%w': function(date) {
          return date.tm_wday;
        },
        '%W': function(date) {
          // Replaced by the week number of the year as a decimal number [00,53].
          // The first Monday of January is the first day of week 1;
          // days in the new year before this are in week 0. [ tm_year, tm_wday, tm_yday]
          var janFirst = new Date(date.tm_year, 0, 1);
          var firstMonday = janFirst.getDay() === 1 ? janFirst : __addDays(janFirst, janFirst.getDay() === 0 ? 1 : 7-janFirst.getDay()+1);
          var endDate = new Date(date.tm_year+1900, date.tm_mon, date.tm_mday);

          // is target date after the first Monday?
          if (compareByDay(firstMonday, endDate) < 0) {
            var februaryFirstUntilEndMonth = __arraySum(__isLeapYear(endDate.getFullYear()) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, endDate.getMonth()-1)-31;
            var firstMondayUntilEndJanuary = 31-firstMonday.getDate();
            var days = firstMondayUntilEndJanuary+februaryFirstUntilEndMonth+endDate.getDate();
            return leadingNulls(Math.ceil(days/7), 2);
          }
          return compareByDay(firstMonday, janFirst) === 0 ? '01': '00';
        },
        '%y': function(date) {
          // Replaced by the last two digits of the year as a decimal number [00,99]. [ tm_year]
          return (date.tm_year+1900).toString().substring(2);
        },
        '%Y': function(date) {
          // Replaced by the year as a decimal number (for example, 1997). [ tm_year]
          return date.tm_year+1900;
        },
        '%z': function(date) {
          // Replaced by the offset from UTC in the ISO 8601:2000 standard format ( +hhmm or -hhmm ).
          // For example, "-0430" means 4 hours 30 minutes behind UTC (west of Greenwich).
          var off = date.tm_gmtoff;
          var ahead = off >= 0;
          off = Math.abs(off) / 60;
          // convert from minutes into hhmm format (which means 60 minutes = 100 units)
          off = (off / 60)*100 + (off % 60);
          return (ahead ? '+' : '-') + String("0000" + off).slice(-4);
        },
        '%Z': function(date) {
          return date.tm_zone;
        },
        '%%': function() {
          return '%';
        }
      };
      for (var rule in EXPANSION_RULES_2) {
        if (pattern.includes(rule)) {
          pattern = pattern.replace(new RegExp(rule, 'g'), EXPANSION_RULES_2[rule](date));
        }
      }

      var bytes = intArrayFromString(pattern, false);
      if (bytes.length > maxsize) {
        return 0;
      }

      writeArrayToMemory(bytes, s);
      return bytes.length-1;
    }

  function _strftime_l(s, maxsize, format, tm) {
      return _strftime(s, maxsize, format, tm); // no locale support yet
    }

  function _time(ptr) {
      ;
      var ret = (Date.now()/1000)|0;
      if (ptr) {
        HEAP32[((ptr)>>2)] = ret;
      }
      return ret;
    }

InternalError = Module['InternalError'] = extendError(Error, 'InternalError');;
embind_init_charCodes();
BindingError = Module['BindingError'] = extendError(Error, 'BindingError');;
init_ClassHandle();
init_RegisteredPointer();
init_embind();;
UnboundTypeError = Module['UnboundTypeError'] = extendError(Error, 'UnboundTypeError');;
init_emval();;
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 = {
  "__asyncjs__wasm_ffmpeg_fopen_sync": __asyncjs__wasm_ffmpeg_fopen_sync,
  "__asyncjs__wasm_ffmpeg_fread_sync": __asyncjs__wasm_ffmpeg_fread_sync,
  "__cxa_allocate_exception": ___cxa_allocate_exception,
  "__cxa_atexit": ___cxa_atexit,
  "__cxa_throw": ___cxa_throw,
  "__gmtime_r": ___gmtime_r,
  "__localtime_r": ___localtime_r,
  "__syscall__newselect": ___syscall__newselect,
  "__syscall_fcntl64": ___syscall_fcntl64,
  "__syscall_ioctl": ___syscall_ioctl,
  "__syscall_mkdir": ___syscall_mkdir,
  "__syscall_open": ___syscall_open,
  "__syscall_rmdir": ___syscall_rmdir,
  "__syscall_unlink": ___syscall_unlink,
  "_embind_finalize_value_object": __embind_finalize_value_object,
  "_embind_register_bigint": __embind_register_bigint,
  "_embind_register_bool": __embind_register_bool,
  "_embind_register_class": __embind_register_class,
  "_embind_register_class_constructor": __embind_register_class_constructor,
  "_embind_register_class_function": __embind_register_class_function,
  "_embind_register_emval": __embind_register_emval,
  "_embind_register_float": __embind_register_float,
  "_embind_register_function": __embind_register_function,
  "_embind_register_integer": __embind_register_integer,
  "_embind_register_memory_view": __embind_register_memory_view,
  "_embind_register_std_string": __embind_register_std_string,
  "_embind_register_std_wstring": __embind_register_std_wstring,
  "_embind_register_value_object": __embind_register_value_object,
  "_embind_register_value_object_field": __embind_register_value_object_field,
  "_embind_register_void": __embind_register_void,
  "abort": _abort,
  "clock": _clock,
  "clock_gettime": _clock_gettime,
  "emscripten_asm_const_int": _emscripten_asm_const_int,
  "emscripten_get_now": _emscripten_get_now,
  "emscripten_memcpy_big": _emscripten_memcpy_big,
  "emscripten_resize_heap": _emscripten_resize_heap,
  "environ_get": _environ_get,
  "environ_sizes_get": _environ_sizes_get,
  "exit": _exit,
  "fd_close": _fd_close,
  "fd_fdstat_get": _fd_fdstat_get,
  "fd_read": _fd_read,
  "fd_seek": _fd_seek,
  "fd_write": _fd_write,
  "gettimeofday": _gettimeofday,
  "gmtime_r": _gmtime_r,
  "localtime_r": _localtime_r,
  "mktime": _mktime,
  "setTempRet0": _setTempRet0,
  "strftime": _strftime,
  "strftime_l": _strftime_l,
  "time": _time
};
// var asm = createWasm();

// console.log("isaac64: ", Module["WxIsaac64"])
// console.log("Module:", Module)
/** @type {function(...*):?} */
var ___wasm_call_ctors = Module["___wasm_call_ctors"] = function() {
  return (___wasm_call_ctors = Module["___wasm_call_ctors"] = Module["asm"]["__wasm_call_ctors"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var ___getTypeName = Module["___getTypeName"] = function() {
  return (___getTypeName = Module["___getTypeName"] = Module["asm"]["__getTypeName"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var ___embind_register_native_and_builtin_types = Module["___embind_register_native_and_builtin_types"] = function() {
  return (___embind_register_native_and_builtin_types = Module["___embind_register_native_and_builtin_types"] = Module["asm"]["__embind_register_native_and_builtin_types"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _free = Module["_free"] = function() {
  return (_free = Module["_free"] = Module["asm"]["free"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _malloc = Module["_malloc"] = function() {
  return (_malloc = Module["_malloc"] = Module["asm"]["malloc"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var ___errno_location = Module["___errno_location"] = function() {
  return (___errno_location = Module["___errno_location"] = Module["asm"]["__errno_location"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var __get_tzname = Module["__get_tzname"] = function() {
  return (__get_tzname = Module["__get_tzname"] = Module["asm"]["_get_tzname"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var __get_daylight = Module["__get_daylight"] = function() {
  return (__get_daylight = Module["__get_daylight"] = Module["asm"]["_get_daylight"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var __get_timezone = Module["__get_timezone"] = function() {
  return (__get_timezone = Module["__get_timezone"] = Module["asm"]["_get_timezone"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var stackSave = Module["stackSave"] = function() {
  return (stackSave = Module["stackSave"] = Module["asm"]["stackSave"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var stackRestore = Module["stackRestore"] = function() {
  return (stackRestore = Module["stackRestore"] = Module["asm"]["stackRestore"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var stackAlloc = Module["stackAlloc"] = function() {
  return (stackAlloc = Module["stackAlloc"] = Module["asm"]["stackAlloc"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _emscripten_stack_set_limits = Module["_emscripten_stack_set_limits"] = function() {
  return (_emscripten_stack_set_limits = Module["_emscripten_stack_set_limits"] = Module["asm"]["emscripten_stack_set_limits"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = function() {
  return (_emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = Module["asm"]["emscripten_stack_get_base"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = function() {
  return (_emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = Module["asm"]["emscripten_stack_get_end"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _memalign = Module["_memalign"] = function() {
  return (_memalign = Module["_memalign"] = Module["asm"]["memalign"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_vi = Module["dynCall_vi"] = function() {
  return (dynCall_vi = Module["dynCall_vi"] = Module["asm"]["dynCall_vi"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_ii = Module["dynCall_ii"] = function() {
  return (dynCall_ii = Module["dynCall_ii"] = Module["asm"]["dynCall_ii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_viiii = Module["dynCall_viiii"] = function() {
  return (dynCall_viiii = Module["dynCall_viiii"] = Module["asm"]["dynCall_viiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiii = Module["dynCall_iiii"] = function() {
  return (dynCall_iiii = Module["dynCall_iiii"] = Module["asm"]["dynCall_iiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iii = Module["dynCall_iii"] = function() {
  return (dynCall_iii = Module["dynCall_iii"] = Module["asm"]["dynCall_iii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_vii = Module["dynCall_vii"] = function() {
  return (dynCall_vii = Module["dynCall_vii"] = Module["asm"]["dynCall_vii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_viiiiifiii = Module["dynCall_viiiiifiii"] = function() {
  return (dynCall_viiiiifiii = Module["dynCall_viiiiifiii"] = Module["asm"]["dynCall_viiiiifiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_i = Module["dynCall_i"] = function() {
  return (dynCall_i = Module["dynCall_i"] = Module["asm"]["dynCall_i"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_viii = Module["dynCall_viii"] = function() {
  return (dynCall_viii = Module["dynCall_viii"] = Module["asm"]["dynCall_viii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiiifiii = Module["dynCall_iiiiiifiii"] = function() {
  return (dynCall_iiiiiifiii = Module["dynCall_iiiiiifiii"] = Module["asm"]["dynCall_iiiiiifiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_v = Module["dynCall_v"] = function() {
  return (dynCall_v = Module["dynCall_v"] = Module["asm"]["dynCall_v"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiii = Module["dynCall_iiiiii"] = function() {
  return (dynCall_iiiiii = Module["dynCall_iiiiii"] = Module["asm"]["dynCall_iiiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiiii = Module["dynCall_iiiiiii"] = function() {
  return (dynCall_iiiiiii = Module["dynCall_iiiiiii"] = Module["asm"]["dynCall_iiiiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_ijiii = Module["dynCall_ijiii"] = function() {
  return (dynCall_ijiii = Module["dynCall_ijiii"] = Module["asm"]["dynCall_ijiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_jiji = Module["dynCall_jiji"] = function() {
  return (dynCall_jiji = Module["dynCall_jiji"] = Module["asm"]["dynCall_jiji"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiji = Module["dynCall_iiiji"] = function() {
  return (dynCall_iiiji = Module["dynCall_iiiji"] = Module["asm"]["dynCall_iiiji"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_viiiiii = Module["dynCall_viiiiii"] = function() {
  return (dynCall_viiiiii = Module["dynCall_viiiiii"] = Module["asm"]["dynCall_viiiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiii = Module["dynCall_iiiii"] = function() {
  return (dynCall_iiiii = Module["dynCall_iiiii"] = Module["asm"]["dynCall_iiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_dd = Module["dynCall_dd"] = function() {
  return (dynCall_dd = Module["dynCall_dd"] = Module["asm"]["dynCall_dd"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iidiiii = Module["dynCall_iidiiii"] = function() {
  return (dynCall_iidiiii = Module["dynCall_iidiiii"] = Module["asm"]["dynCall_iidiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_viijii = Module["dynCall_viijii"] = function() {
  return (dynCall_viijii = Module["dynCall_viijii"] = Module["asm"]["dynCall_viijii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiiiiii = Module["dynCall_iiiiiiiii"] = function() {
  return (dynCall_iiiiiiiii = Module["dynCall_iiiiiiiii"] = Module["asm"]["dynCall_iiiiiiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiij = Module["dynCall_iiiiij"] = function() {
  return (dynCall_iiiiij = Module["dynCall_iiiiij"] = Module["asm"]["dynCall_iiiiij"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiid = Module["dynCall_iiiiid"] = function() {
  return (dynCall_iiiiid = Module["dynCall_iiiiid"] = Module["asm"]["dynCall_iiiiid"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiijj = Module["dynCall_iiiiijj"] = function() {
  return (dynCall_iiiiijj = Module["dynCall_iiiiijj"] = Module["asm"]["dynCall_iiiiijj"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = function() {
  return (dynCall_iiiiiiii = Module["dynCall_iiiiiiii"] = Module["asm"]["dynCall_iiiiiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = function() {
  return (dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = Module["asm"]["dynCall_iiiiiijj"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var dynCall_viiiii = Module["dynCall_viiiii"] = function() {
  return (dynCall_viiiii = Module["dynCall_viiiii"] = Module["asm"]["dynCall_viiiii"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _asyncify_start_unwind = Module["_asyncify_start_unwind"] = function() {
  return (_asyncify_start_unwind = Module["_asyncify_start_unwind"] = Module["asm"]["asyncify_start_unwind"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _asyncify_stop_unwind = Module["_asyncify_stop_unwind"] = function() {
  return (_asyncify_stop_unwind = Module["_asyncify_stop_unwind"] = Module["asm"]["asyncify_stop_unwind"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _asyncify_start_rewind = Module["_asyncify_start_rewind"] = function() {
  return (_asyncify_start_rewind = Module["_asyncify_start_rewind"] = Module["asm"]["asyncify_start_rewind"]).apply(null, arguments);
};

/** @type {function(...*):?} */
var _asyncify_stop_rewind = Module["_asyncify_stop_rewind"] = function() {
  return (_asyncify_stop_rewind = Module["_asyncify_stop_rewind"] = Module["asm"]["asyncify_stop_rewind"]).apply(null, arguments);
};





// === Auto-generated postamble setup entry stuff ===

Module["ccall"] = ccall;
Module["cwrap"] = cwrap;

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();

    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) {
  EXITSTATUS = status;

  if (keepRuntimeAlive()) {
  } else {
    exitRuntime();
  }

  procExit(status);
}

function procExit(code) {
  EXITSTATUS = code;
  if (!keepRuntimeAlive()) {
    if (Module['onExit']) Module['onExit'](code);
    ABORT = true;
  }
  quit_(code, new ExitStatus(code));
}

var p = {

};


var wasm_isaac_generate = function(t, e){
    p.decryptor_array = new Uint8Array(e);
    var r = new Uint8Array(Module.HEAPU8.buffer,t,e);
    p.decryptor_array.set(r.reverse())
}



// console.log(Module);

// var asm = createWasm();

module.exports = {createWasm, p, wasm_isaac_generate};