Hardcode event type since it is always "0", except for recognizer.
This commit is contained in:
msqr1
@@ -9,11 +9,10 @@
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- Download multiple models
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- Model storage path management (for multiple models)
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- Model ID management (for model updates)
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- Smaller JS size (>3.1MB vs 1.7MB)
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- Smaller JS size (>3.1MB vs 1.4MB)
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- All related files (pthread worker, worklet processor,...) are merged
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- Shorter from-scratch build time
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# Basic usage
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- Use the prebuilt binary through JsDelivr.
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5643
devel/Vosklet.js
5643
devel/Vosklet.js
File diff suppressed because one or more lines are too long
@@ -1,165 +1 @@
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/**
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* @license
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* Copyright 2015 The Emscripten Authors
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* SPDX-License-Identifier: MIT
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*/
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||||
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// Pthread Web Worker startup routine:
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// This is the entry point file that is loaded first by each Web Worker
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// that executes pthreads on the Emscripten application.
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'use strict';
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var Module = {};
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// Thread-local guard variable for one-time init of the JS state
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var initializedJS = false;
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function assert(condition, text) {
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if (!condition) abort('Assertion failed: ' + text);
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}
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function threadPrintErr(...args) {
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var text = args.join(' ');
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console.error(text);
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}
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function threadAlert(...args) {
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var text = args.join(' ');
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postMessage({cmd: 'alert', text, threadId: Module['_pthread_self']()});
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}
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// We don't need out() for now, but may need to add it if we want to use it
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// here. Or, if this code all moves into the main JS, that problem will go
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// away. (For now, adding it here increases code size for no benefit.)
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var out = () => { throw 'out() is not defined in worker.js.'; }
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var err = threadPrintErr;
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self.alert = threadAlert;
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var dbg = threadPrintErr;
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Module['instantiateWasm'] = (info, receiveInstance) => {
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// Instantiate from the module posted from the main thread.
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// We can just use sync instantiation in the worker.
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var module = Module['wasmModule'];
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// We don't need the module anymore; new threads will be spawned from the main thread.
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Module['wasmModule'] = null;
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var instance = new WebAssembly.Instance(module, info);
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// TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193,
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// the above line no longer optimizes out down to the following line.
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// When the regression is fixed, we can remove this if/else.
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return receiveInstance(instance);
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}
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// Turn unhandled rejected promises into errors so that the main thread will be
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// notified about them.
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self.onunhandledrejection = (e) => {
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throw e.reason || e;
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};
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function handleMessage(e) {
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try {
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if (e.data.cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code.
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// Until we initialize the runtime, queue up any further incoming messages.
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let messageQueue = [];
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self.onmessage = (e) => messageQueue.push(e);
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// And add a callback for when the runtime is initialized.
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self.startWorker = (instance) => {
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Module = instance;
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// Notify the main thread that this thread has loaded.
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postMessage({ 'cmd': 'loaded' });
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// Process any messages that were queued before the thread was ready.
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for (let msg of messageQueue) {
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handleMessage(msg);
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}
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// Restore the real message handler.
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self.onmessage = handleMessage;
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};
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// Module and memory were sent from main thread
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Module['wasmModule'] = e.data.wasmModule;
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// Use `const` here to ensure that the variable is scoped only to
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// that iteration, allowing safe reference from a closure.
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for (const handler of e.data.handlers) {
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Module[handler] = (...args) => {
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dbg(`calling handler on main thread: ${handler}`);
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postMessage({ cmd: 'callHandler', handler, args: args });
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}
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}
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Module['wasmMemory'] = e.data.wasmMemory;
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Module['wasmOffsetData'] = e.data.wasmOffsetConverter;
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Module['buffer'] = Module['wasmMemory'].buffer;
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Module['workerID'] = e.data.workerID;
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Module['ENVIRONMENT_IS_PTHREAD'] = true;
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if (typeof e.data.urlOrBlob == 'string') {
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importScripts(e.data.urlOrBlob);
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} else {
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var objectUrl = URL.createObjectURL(e.data.urlOrBlob);
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importScripts(objectUrl);
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URL.revokeObjectURL(objectUrl);
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}
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loadVosklet(Module);
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} else if (e.data.cmd === 'run') {
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// Pass the thread address to wasm to store it for fast access.
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Module['__emscripten_thread_init'](e.data.pthread_ptr, /*is_main=*/0, /*is_runtime=*/0, /*can_block=*/1);
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// Await mailbox notifications with `Atomics.waitAsync` so we can start
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// using the fast `Atomics.notify` notification path.
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Module['__emscripten_thread_mailbox_await'](e.data.pthread_ptr);
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assert(e.data.pthread_ptr);
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// Also call inside JS module to set up the stack frame for this pthread in JS module scope
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Module['establishStackSpace']();
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Module['PThread'].receiveObjectTransfer(e.data);
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Module['PThread'].threadInitTLS();
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if (!initializedJS) {
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// Embind must initialize itself on all threads, as it generates support JS.
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// We only do this once per worker since they get reused
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Module['__embind_initialize_bindings']();
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initializedJS = true;
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}
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try {
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Module['invokeEntryPoint'](e.data.start_routine, e.data.arg);
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} catch(ex) {
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if (ex != 'unwind') {
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// The pthread "crashed". Do not call `_emscripten_thread_exit` (which
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// would make this thread joinable). Instead, re-throw the exception
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// and let the top level handler propagate it back to the main thread.
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throw ex;
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}
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dbg(`Pthread 0x${Module['_pthread_self']().toString(16)} completed its main entry point with an 'unwind', keeping the worker alive for asynchronous operation.`);
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}
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} else if (e.data.cmd === 'cancel') { // Main thread is asking for a pthread_cancel() on this thread.
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if (Module['_pthread_self']()) {
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Module['__emscripten_thread_exit'](-1);
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}
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} else if (e.data.target === 'setimmediate') {
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// no-op
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} else if (e.data.cmd === 'checkMailbox') {
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if (initializedJS) {
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Module['checkMailbox']();
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}
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} else if (e.data.cmd) {
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// The received message looks like something that should be handled by this message
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// handler, (since there is a e.data.cmd field present), but is not one of the
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// recognized commands:
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err(`worker.js received unknown command ${e.data.cmd}`);
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err(e.data);
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}
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} catch(ex) {
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err(`worker.js onmessage() captured an uncaught exception: ${ex}`);
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if (ex?.stack) err(ex.stack);
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Module['__emscripten_thread_crashed']?.();
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throw ex;
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}
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};
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self.onmessage = handleMessage;
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"use strict";var Module={};var initializedJS=false;function threadPrintErr(...args){var text=args.join(" ");console.error(text)}function threadAlert(...args){var text=args.join(" ");postMessage({cmd:"alert",text:text,threadId:Module["_pthread_self"]()})}var err=threadPrintErr;self.alert=threadAlert;Module["instantiateWasm"]=(info,receiveInstance)=>{var module=Module["wasmModule"];Module["wasmModule"]=null;var instance=new WebAssembly.Instance(module,info);return receiveInstance(instance)};self.onunhandledrejection=e=>{throw e.reason||e};function handleMessage(e){try{if(e.data.cmd==="load"){let messageQueue=[];self.onmessage=e=>messageQueue.push(e);self.startWorker=instance=>{Module=instance;postMessage({"cmd":"loaded"});for(let msg of messageQueue){handleMessage(msg)}self.onmessage=handleMessage};Module["wasmModule"]=e.data.wasmModule;for(const handler of e.data.handlers){Module[handler]=(...args)=>{postMessage({cmd:"callHandler",handler:handler,args:args})}}Module["wasmMemory"]=e.data.wasmMemory;Module["buffer"]=Module["wasmMemory"].buffer;Module["ENVIRONMENT_IS_PTHREAD"]=true;if(typeof e.data.urlOrBlob=="string"){importScripts(e.data.urlOrBlob)}else{var objectUrl=URL.createObjectURL(e.data.urlOrBlob);importScripts(objectUrl);URL.revokeObjectURL(objectUrl)}loadVosklet(Module)}else if(e.data.cmd==="run"){Module["__emscripten_thread_init"](e.data.pthread_ptr,0,0,1);Module["__emscripten_thread_mailbox_await"](e.data.pthread_ptr);Module["establishStackSpace"]();Module["PThread"].receiveObjectTransfer(e.data);Module["PThread"].threadInitTLS();if(!initializedJS){Module["__embind_initialize_bindings"]();initializedJS=true}try{Module["invokeEntryPoint"](e.data.start_routine,e.data.arg)}catch(ex){if(ex!="unwind"){throw ex}}}else if(e.data.cmd==="cancel"){if(Module["_pthread_self"]()){Module["__emscripten_thread_exit"](-1)}}else if(e.data.target==="setimmediate"){}else if(e.data.cmd==="checkMailbox"){if(initializedJS){Module["checkMailbox"]()}}else if(e.data.cmd){err(`worker.js received unknown command ${e.data.cmd}`);err(e.data)}}catch(ex){Module["__emscripten_thread_crashed"]?.();throw ex}}self.onmessage=handleMessage;
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@@ -4,7 +4,9 @@
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<script src="Vosklet.js"></script>
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<script>
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window.onload = async () => {
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window.module = await loadVosklet();
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const module = await loadVosklet();
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const model = await module.makeModel("../usage/en-model.tgz","model","ID");
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const recognizer = await module.makeRecognizer()
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}
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</script>
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</head>
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@@ -9,7 +9,7 @@ LIBARCHIVE=$(realpath libarchive) &&
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CLAPACK_WASM=$(realpath clapack-wasm) &&
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MAX_MEMORY=${MAX_MEMORY:-300mb} &&
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MAX_THREADS=${MAX_THREADS:-5} &&
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MAX_THREADS=${MAX_THREADS:-2} &&
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EMSDK=${EMSDK:-$(realpath emsdk)} &&
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if [ ! -d $EMSDK ]; then
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@@ -28,7 +28,7 @@ fi
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. $EMSDK/emsdk_env.sh &&
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cd $SRC &&
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MODE=0 && # 0: Ultra debug info, 1: Extremely optimized release, else custom
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MODE=1 && # 0: Ultra debug info, 1: Extremely optimized release, else custom
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echo "Mode = $MODE" &&
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if [ $MODE = 0 ]; then
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em++ -O0 global.cc genericModel.cc recognizer.cc bindings.cc -sWASMFS -sWASM_BIGINT -sSINGLE_FILE -sGZIP_EMBEDDINGS -sMODULARIZE -sEMBIND_STD_STRING_IS_UTF8 -sPTHREAD_POOL_DELAY_LOAD -sRUNTIME_DEBUG -sSTACK_OVERFLOW_CHECK=2 -sTEXTDECODER=2 -sPTHREAD_POOL_SIZE_STRICT=2 -sASSERTIONS=2 -sINITIAL_MEMORY=$MAX_MEMORY -sPTHREAD_POOL_SIZE=$MAX_THREADS -sDISABLE_EXCEPTION_CATCHING=0 -sEXIT_RUNTIME=0 -sINVOKE_RUN=0 -sPOLYFILL=0 -sEXPORTED_FUNCTIONS=_malloc -sEXPORT_NAME=loadVosklet -sMALLOC=emmalloc -sEXPORTED_RUNTIME_METHODS=UTF8ToString,stringToUTF8OnStack -sENVIRONMENT=web,worker -I. -I$LIBARCHIVE/include -I$VOSK/src -L$LIBARCHIVE/lib -larchive -L$KALDI/src -l:online2/kaldi-online2.a -l:decoder/kaldi-decoder.a -l:ivector/kaldi-ivector.a -l:gmm/kaldi-gmm.a -l:tree/kaldi-tree.a -l:feat/kaldi-feat.a -l:cudamatrix/kaldi-cudamatrix.a -l:lat/kaldi-lat.a -l:lm/kaldi-lm.a -l:rnnlm/kaldi-rnnlm.a -l:hmm/kaldi-hmm.a -l:nnet3/kaldi-nnet3.a -l:transform/kaldi-transform.a -l:matrix/kaldi-matrix.a -l:fstext/kaldi-fstext.a -l:util/kaldi-util.a -l:base/kaldi-base.a -L$OPENFST/lib -l:libfst.a -l:libfstngram.a -L$CLAPACK_WASM -l:CBLAS/lib/cblas.a -l:CLAPACK-3.2.1/lapack.a -l:CLAPACK-3.2.1/libcblaswr.a -l:f2c_BLAS-3.8.0/blas.a -l:libf2c/libf2c.a -L$VOSK/src -l:vosk.a -lopfs.js -lembind -pthread -flto -msimd128 --embind-emit-tsd Vosklet.d.ts -fsanitize=undefined -fsanitize=address -fsanitize=leak -g3 --pre-js pre.js -o ../devel/Vosklet.js
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@@ -1,48 +1,34 @@
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#include "genericModel.h"
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genericModel::genericModel(std::string storepath, std::string id, int index, bool normalMdl) : index(index), normalMdl(normalMdl), storepath(std::move(storepath)), id(std::move(id)), entry(archive_entry_new()) {}
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genericModel::genericModel(std::string storepath, std::string id, int index, bool normalMdl) : index(index), normalMdl(normalMdl), storepath("/opfs/" + std::move(storepath)), id(std::move(id)), entry(archive_entry_new()) {}
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void genericModel::load() {
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auto main{[this](){
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if(normalMdl) {
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VoskModel* temp {vosk_model_new(".")};
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if(temp == nullptr) {
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fireEv("_continue", "Unable to load model for recognition", index);
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return;
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}
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mdl = temp;
|
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}
|
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else {
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VoskSpkModel* temp {vosk_spk_model_new(".")};
|
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if(temp == nullptr) {
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fireEv("_continue", "Unable to load model for recognition", index);
|
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return;
|
||||
}
|
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mdl = temp;
|
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}
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fireEv("_continue", nullptr, index);
|
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}};
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thrd.addTask(main);
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thrd.addTask([this](){
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if(normalMdl) mdl = vosk_model_new(storepath.c_str());
|
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else vosk_spk_model_new(storepath.c_str());
|
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if(normalMdl && std::get<0>(mdl) == nullptr || std::get<1>(mdl) == nullptr) fireEv(index, "Unable to load model for recognition");
|
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else fireEv(index, nullptr);
|
||||
});
|
||||
}
|
||||
bool genericModel::checkFiles() {
|
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if(normalMdl) {
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return fs::exists("am/final.mdl", tank) &&
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fs::exists("conf/mfcc.conf", tank) &&
|
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fs::exists("conf/model.conf", tank) &&
|
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fs::exists("graph/phones/word_boundary.int", tank) &&
|
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fs::exists("graph/Gr.fst", tank) &&
|
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fs::exists("graph/HCLr.fst", tank) &&
|
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fs::exists("graph/disambig_tid.int", tank) &&
|
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fs::exists("ivector/final.dubm", tank) &&
|
||||
fs::exists("ivector/final.ie", tank) &&
|
||||
fs::exists("ivector/final.mat", tank) &&
|
||||
fs::exists("ivector/global_cmvn.stats", tank) &&
|
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fs::exists("ivector/online_cmvn.conf", tank) &&
|
||||
fs::exists("ivector/splice.conf", tank);
|
||||
return fs::exists(storepath + "/am/final.mdl", tank) &&
|
||||
fs::exists(storepath + "/conf/mfcc.conf", tank) &&
|
||||
fs::exists(storepath + "/conf/model.conf", tank) &&
|
||||
fs::exists(storepath + "/graph/phones/word_boundary.int", tank) &&
|
||||
fs::exists(storepath + "/graph/Gr.fst", tank) &&
|
||||
fs::exists(storepath + "/graph/HCLr.fst", tank) &&
|
||||
fs::exists(storepath + "/graph/disambig_tid.int", tank) &&
|
||||
fs::exists(storepath + "/ivector/final.dubm", tank) &&
|
||||
fs::exists(storepath + "/ivector/final.ie", tank) &&
|
||||
fs::exists(storepath + "/ivector/final.mat", tank) &&
|
||||
fs::exists(storepath + "/ivector/global_cmvn.stats", tank) &&
|
||||
fs::exists(storepath + "/ivector/online_cmvn.conf", tank) &&
|
||||
fs::exists(storepath + "/ivector/splice.conf", tank);
|
||||
}
|
||||
return fs::exists("mfcc.conf", tank) &&
|
||||
fs::exists("final.ext.raw", tank) &&
|
||||
fs::exists("mean.vec", tank) &&
|
||||
fs::exists("transform.mat", tank);
|
||||
return fs::exists(storepath + "/mfcc.conf", tank) &&
|
||||
fs::exists(storepath + "/final.ext.raw", tank) &&
|
||||
fs::exists(storepath + "/mean.vec", tank) &&
|
||||
fs::exists(storepath + "/transform.mat", tank);
|
||||
}
|
||||
genericModel::~genericModel() {
|
||||
archive_entry_free(entry);
|
||||
@@ -53,7 +39,7 @@ void genericModel::check() {
|
||||
thrd.addTask([this](){
|
||||
if(OPFSTried && !OPFSOk) {
|
||||
emscripten_console_log("OPFS isn't available");
|
||||
fireEv("_continue", "OPFS isn't available", index);
|
||||
fireEv(index, "OPFS isn't available");
|
||||
return;
|
||||
}
|
||||
if(!OPFSTried){
|
||||
@@ -64,32 +50,16 @@ void genericModel::check() {
|
||||
emscripten_console_log("Initializing OPFS");
|
||||
if(!OPFSOk) {
|
||||
emscripten_console_log("OPFS initialization failed");
|
||||
fireEv("_continue", "OPFS initialization failed", index);
|
||||
fireEv(index, "OPFS initialization failed");
|
||||
return;
|
||||
}
|
||||
fs::current_path("/opfs", tank);
|
||||
if(tank.value() != 0) {
|
||||
emscripten_console_log("Unable to cd OPFS root");
|
||||
fireEv("_continue","Unable to cd OPFS root", index);
|
||||
return;
|
||||
}
|
||||
fs::create_directories(storepath, tank);
|
||||
if(tank.value() != 0) {
|
||||
emscripten_console_log("Unable to create storepath");
|
||||
fireEv("_continue","Unable to create storepath", index);
|
||||
}
|
||||
fs::current_path(storepath, tank);
|
||||
if(tank.value() != 0) {
|
||||
emscripten_console_log("Unable to cd storepath");
|
||||
fireEv("_continue", "Unable to cd storepath", index);
|
||||
}
|
||||
if(!checkFiles() && !fs::exists("id", tank)) {
|
||||
if(!checkFiles() && !fs::exists(storepath + "/id", tank)) {
|
||||
emscripten_console_log("Model is not available, fetching...");
|
||||
fireEv("_continue", "1", index);
|
||||
fireEv(index, "1");
|
||||
return;
|
||||
}
|
||||
emscripten_console_log("Model is available, verifying ID");
|
||||
std::ifstream idFile("id");
|
||||
std::ifstream idFile(storepath + "/id");
|
||||
idFile.seekg(0, std::ios::end);
|
||||
size_t oldSize = idFile.tellg();
|
||||
std::string oldID(oldSize, ' ');
|
||||
@@ -97,11 +67,11 @@ void genericModel::check() {
|
||||
idFile.read(&oldID[0], oldSize);
|
||||
if(id.compare(oldID.c_str()) != 0) {
|
||||
emscripten_console_log("ID doesn't match, fetching...");
|
||||
fireEv("_continue", "1", index);
|
||||
fireEv(index, "1");
|
||||
}
|
||||
else {
|
||||
emscripten_console_log("ID matches, loading...");
|
||||
//load();
|
||||
load();
|
||||
}
|
||||
emscripten_console_log("Success! Model is ready!");
|
||||
});
|
||||
@@ -110,35 +80,32 @@ void genericModel::afterFetch() {
|
||||
thrd.addTask([this](){
|
||||
emscripten_console_log("Trying to extract...");
|
||||
if(!extract()) {
|
||||
//fs::remove("/opfs/m0dEl.tar",tank);
|
||||
fs::current_path("/opfs", tank);
|
||||
//fs::remove_all(storepath, tank);
|
||||
fs::remove(storepath + ".tar",tank);
|
||||
fs::remove_all(storepath, tank);
|
||||
emscripten_console_log("Unable to extract model");
|
||||
fireEv("_continue", "Unable to extract model", index);
|
||||
fireEv(index, "Unable to extract model");
|
||||
return;
|
||||
}
|
||||
emscripten_console_log("Extract done, checking files...");
|
||||
if(!checkFiles()) {
|
||||
emscripten_console_log("URL points to invalid model files");
|
||||
fireEv("_continue", "URL points to invalid model files", index);
|
||||
fireEv(index, "URL points to invalid model files");
|
||||
return;
|
||||
}
|
||||
emscripten_console_log("Creating ID file...");
|
||||
int idFd {creat("id",0777)};
|
||||
int idFd {creat((storepath + "/id").c_str(),0777)};
|
||||
if(idFd == -1) {
|
||||
emscripten_console_log("Unable to create ID file");
|
||||
fireEv("_continue", "Unable to create ID file", index);
|
||||
fs::remove("/opfs/m0dEl.tar",tank);
|
||||
fs::current_path("/opfs", tank);
|
||||
fireEv(index, "Unable to create ID file");
|
||||
fs::remove(storepath + ".tar",tank);
|
||||
fs::remove_all(storepath, tank);
|
||||
return;
|
||||
}
|
||||
emscripten_console_log("Writing ID...");
|
||||
if(write(idFd, id.c_str(), id.size()) == -1) {
|
||||
if(write(idFd,id.data(), id.size()) == -1) {
|
||||
emscripten_console_log("Unable to write new ID");
|
||||
fireEv("_continue", "Unable to write new ID", index);
|
||||
fs::remove("/opfs/m0dEl.tar",tank);
|
||||
fs::current_path("/opfs", tank);
|
||||
fireEv(index, "Unable to write new ID");
|
||||
fs::remove(storepath + ".tar",tank);
|
||||
fs::remove_all(storepath, tank);
|
||||
close(idFd);
|
||||
return;
|
||||
@@ -146,14 +113,14 @@ void genericModel::afterFetch() {
|
||||
close(idFd);
|
||||
emscripten_console_log("Success! Model is ready!");
|
||||
});
|
||||
//load();
|
||||
load();
|
||||
}
|
||||
bool genericModel::extract() {
|
||||
static fs::path path{};
|
||||
static int fd{};
|
||||
archive* src {archive_read_new()};
|
||||
archive_read_support_format_tar(src);
|
||||
archive_read_open_filename(src, "/opfs/m0dEl.tar", 10240);
|
||||
archive_read_open_filename(src, (storepath + ".tar").c_str(), 10240);
|
||||
if(archive_errno(src) != 0) {
|
||||
emscripten_console_log(archive_error_string(src));
|
||||
return false;
|
||||
@@ -164,8 +131,7 @@ bool genericModel::extract() {
|
||||
return false;
|
||||
}
|
||||
path = archive_entry_pathname(entry);
|
||||
// Strip 1st component, keep relative path
|
||||
path = "." + path.generic_string().substr(path.generic_string().find("/"));
|
||||
path = storepath + path.generic_string().substr(path.generic_string().find("/"));
|
||||
emscripten_console_logf("Creating file/dir %s", path.c_str());
|
||||
if(!path.has_extension()) {
|
||||
fs::create_directory(path);
|
||||
@@ -182,8 +148,8 @@ bool genericModel::extract() {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
fs::remove("README",tank);
|
||||
fs::remove("/opfs/m0dEl.tar",tank);
|
||||
fs::remove(storepath + "/README",tank);
|
||||
fs::remove(storepath + ".tar" ,tank);
|
||||
archive_read_free(src);
|
||||
return true;
|
||||
}
|
||||
@@ -5,11 +5,13 @@ std::error_code tank{};
|
||||
bool OPFSOk{};
|
||||
bool OPFSTried{};
|
||||
ProxyingQueue glbQ{};
|
||||
void fireEv(const char *type, const char *content, int index) {
|
||||
auto proxy{[index, type, content](){
|
||||
void fireEv(int index, const char* content, const char* type) {
|
||||
auto proxy{[index, content, type](){
|
||||
emscripten_console_logf("Firing event, index: %d, content: %s, type: %s", index, content, type);
|
||||
EM_ASM({
|
||||
objs[$0].dispatchEvent(new CustomEvent(UTF8ToString($1), {"detail" : UTF8ToString($2)}));
|
||||
},index, type, content);
|
||||
console.log(objs[$0]);
|
||||
objs[$0].dispatchEvent(new CustomEvent($2 === 0 ? "0" : UTF8ToString($2), {"detail" : UTF8ToString($1)}));
|
||||
}, index, content, type);
|
||||
}};
|
||||
if(dstThrd == pthread_self()) proxy();
|
||||
else glbQ.proxySync(dstThrd, proxy);
|
||||
|
||||
@@ -15,7 +15,7 @@ extern std::error_code tank;
|
||||
extern pthread_t dstThrd;
|
||||
extern ProxyingQueue glbQ;
|
||||
|
||||
void fireEv(const char *type, const char *content, int index);
|
||||
void fireEv(int index, const char* content, const char* type = nullptr);
|
||||
struct reusableThrd {
|
||||
std::queue<std::function<void()>> queue{};
|
||||
std::atomic_flag blocker{};
|
||||
|
||||
32
src/pre.js
32
src/pre.js
@@ -8,7 +8,6 @@ Module.locateFile = (path, scriptDir) => {
|
||||
if(path === "Vosklet.js") return pthreadUrl
|
||||
return scriptDir+path
|
||||
}
|
||||
|
||||
class genericModel extends EventTarget {
|
||||
constructor(url, storepath, id, normalMdl) {
|
||||
super()
|
||||
@@ -21,17 +20,17 @@ class genericModel extends EventTarget {
|
||||
static async _init(url, storepath, id, normalMdl) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let mdl = new genericModel(url, storepath, id, normalMdl)
|
||||
mdl.addEventListener("_continue", async function listener(ev) {
|
||||
mdl.addEventListener("0", async function listener(ev) {
|
||||
switch(ev.detail) {
|
||||
case "0":
|
||||
mdl.removeEventListener("_continue", listener)
|
||||
mdl.removeEventListener("0", listener)
|
||||
return resolve(mdl)
|
||||
case "1":
|
||||
let res = await fetch(url)
|
||||
if(!res.ok) {
|
||||
return reject("Unable to download model")
|
||||
}
|
||||
let wStream = await (await (await navigator.storage.getDirectory()).getFileHandle("m0dEl.tar", {create : true})).createWritable()
|
||||
let wStream = await (await (await navigator.storage.getDirectory()).getFileHandle(storepath + ".tar", {create : true})).createWritable()
|
||||
let tarReader = res.body.pipeThrough(new DecompressionStream("gzip")).getReader()
|
||||
while(true) {
|
||||
let readRes = await tarReader.read()
|
||||
@@ -40,11 +39,12 @@ class genericModel extends EventTarget {
|
||||
}
|
||||
tarReader.releaseLock()
|
||||
await wStream.close()
|
||||
console.log("Fetching and writing tar done!")
|
||||
mdl.obj.afterFetch()
|
||||
break;
|
||||
break
|
||||
default:
|
||||
mdl.delete()
|
||||
mdl.removeEventListener("_continue", listener)
|
||||
mdl.removeEventListener("0", listener)
|
||||
reject(ev.detail)
|
||||
}
|
||||
})
|
||||
@@ -57,17 +57,9 @@ class genericModel extends EventTarget {
|
||||
}
|
||||
}
|
||||
Module.makeModel = async (url, storepath, id) => {
|
||||
for (let obj in objs) {
|
||||
if (typeof obj.normalMdl !== "undefined" && obj.normalMdl && obj.url === url && obj.storepath === storepath && obj.id === id) return obj;
|
||||
}
|
||||
return genericModel._init(url, storepath, id, true);
|
||||
return genericModel._init(url, storepath, id, true)
|
||||
}
|
||||
Module.makeSpkModel = async (url, storepath, id) => {
|
||||
for(let obj in objs) {
|
||||
if(typeof obj.normalMdl !== "undefined" && !obj.normalMdl && obj.url === url && obj.storepath === storepath && obj.id === id) {
|
||||
return obj;
|
||||
}
|
||||
}
|
||||
return genericModel._init(url, storepath, id, false)
|
||||
}
|
||||
class Recognizer extends EventTarget {
|
||||
@@ -78,7 +70,7 @@ class Recognizer extends EventTarget {
|
||||
static async _init(model, sampleRate, mode, grammar, spkModel) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let rec = new Recognizer()
|
||||
rec.addEventListener("_continue", (ev) => {
|
||||
rec.addEventListener("0", (ev) => {
|
||||
if(ev.detail === "0") {
|
||||
rec.ptr = Module._malloc(512)
|
||||
return resolve(rec)
|
||||
@@ -165,10 +157,8 @@ let processorUrl = URL.createObjectURL(new Blob(['(',
|
||||
})
|
||||
}).toString()
|
||||
, ')()'], {type : "text/javascript"}))
|
||||
/*
|
||||
let pthreadUrl = URL.createObjectURL(new Blob(['(',
|
||||
/*let pthreadUrl = URL.createObjectURL(new Blob(['(',
|
||||
(() => {
|
||||
|
||||
{ PTHREAD_SCRIPT }
|
||||
}).toString()
|
||||
, ')()'], {type : "text/javascript"}))
|
||||
*/
|
||||
, ')()'], {type : "text/javascript"})) */
|
||||
@@ -22,21 +22,21 @@ recognizer::~recognizer() {
|
||||
}
|
||||
void recognizer::finishConstruction(genericModel* model, genericModel* spkModel) {
|
||||
if(rec == nullptr) {
|
||||
fireEv("_continue", "Unable to initialize recognizer", this->index);
|
||||
fireEv(index, "Unable to initialize recognizer");
|
||||
return;
|
||||
}
|
||||
auto main {[this](){
|
||||
fireEv("_continue", nullptr, index);
|
||||
fireEv(index, "0");
|
||||
while(!done.test(std::memory_order_relaxed)) {
|
||||
controller.wait(!done.test(std::memory_order_relaxed), std::memory_order_relaxed);
|
||||
controller.clear(std::memory_order_relaxed);
|
||||
if(done.test(std::memory_order_relaxed)) continue;
|
||||
switch(vosk_recognizer_accept_waveform_f(rec, dataPtr, 512)) {
|
||||
case 0:
|
||||
fireEv("result", vosk_recognizer_result(rec), index);
|
||||
fireEv(index, vosk_recognizer_result(rec), "result");
|
||||
break;
|
||||
case 1:
|
||||
fireEv("partialResult", vosk_recognizer_partial_result(rec), index);
|
||||
fireEv(index, vosk_recognizer_partial_result(rec), "partialResult");
|
||||
}
|
||||
}
|
||||
}};
|
||||
|
||||
@@ -12,7 +12,7 @@
|
||||
## ```Module``` object
|
||||
| Function signature | Description |
|
||||
|---|---|
|
||||
| ```Promise<Model> makeModel(path: string, url: string, id: string)```<br><br>```Promise<SpkModel> makeSpkModel(path: string, url: string, id: string)``` | Make a ```Model``` or ```SpkModel```, model files must be directly under the model root, and compressed model must be in .tgz format. If:<br>- **path** contains valid model files and **id** is the same, there will not be a fetch from **url**.<br>- **path** doesn't contain valid model files, or if it contains valid model files but **id** is different, there will be a fetch from **url**, and the model is stored with **id**. Creating models with the same parameters will return a reference to the first one created. |
|
||||
| ```Promise<Model> makeModel(path: string, url: string, id: string)```<br><br>```Promise<SpkModel> makeSpkModel(path: string, url: string, id: string)``` | Make a ```Model``` or ```SpkModel```, model files must be directly under the model root, and compressed model must be in .tgz format. If:<br>- **path** contains valid model files and **id** is the same, there will not be a fetch from **url**.<br>- **path** doesn't contain valid model files, or if it contains valid model files but **id** is different, there will be a fetch from **url**, and the model is stored with **id**. Models are thread-safe, reuse them as much as possible! |
|
||||
| ```Promise<Recognizer> makeRecognizer(model: Model, sampleRate: float)```<br><br>```Promise<Recognizer> makeRecognizerWithSpkModel(model: Model, spkModel: spkModel, sampleRate: float)```<br><br>```Promise<Recognizer> makeRecognizerWithGrm(model: Model, grammar: string, sampleRate: float)``` | Make a ```Recognizer```, it will use **model**'s thread if it's the first user of **model**, else it will use a new thread. |
|
||||
| ```setLogLevel(lvl: int)``` | Set Vosk's log level (default: ```0```: Info) <br>```-2```: Error<br>```-1```: Warning<br>```1```: Verbose<br>```2```: More verbose<br>```3```: Debug |
|
||||
| ```cleanUp()``` | A convenience function that call ```delete()``` on all objects and revoke all URLs. **Put this at the end of your code!** |
|
||||
|
||||
Reference in New Issue
Block a user