lmz's picture
add quantized models support (#4)
516463c
let wasm;
const cachedTextDecoder = (typeof TextDecoder !== 'undefined' ? new TextDecoder('utf-8', { ignoreBOM: true, fatal: true }) : { decode: () => { throw Error('TextDecoder not available') } } );
if (typeof TextDecoder !== 'undefined') { cachedTextDecoder.decode(); };
let cachedUint8Memory0 = null;
function getUint8Memory0() {
if (cachedUint8Memory0 === null || cachedUint8Memory0.byteLength === 0) {
cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer);
}
return cachedUint8Memory0;
}
function getStringFromWasm0(ptr, len) {
ptr = ptr >>> 0;
return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
}
const heap = new Array(128).fill(undefined);
heap.push(undefined, null, true, false);
let heap_next = heap.length;
function addHeapObject(obj) {
if (heap_next === heap.length) heap.push(heap.length + 1);
const idx = heap_next;
heap_next = heap[idx];
heap[idx] = obj;
return idx;
}
let WASM_VECTOR_LEN = 0;
function passArray8ToWasm0(arg, malloc) {
const ptr = malloc(arg.length * 1, 1) >>> 0;
getUint8Memory0().set(arg, ptr / 1);
WASM_VECTOR_LEN = arg.length;
return ptr;
}
const cachedTextEncoder = (typeof TextEncoder !== 'undefined' ? new TextEncoder('utf-8') : { encode: () => { throw Error('TextEncoder not available') } } );
const encodeString = (typeof cachedTextEncoder.encodeInto === 'function'
? function (arg, view) {
return cachedTextEncoder.encodeInto(arg, view);
}
: function (arg, view) {
const buf = cachedTextEncoder.encode(arg);
view.set(buf);
return {
read: arg.length,
written: buf.length
};
});
function passStringToWasm0(arg, malloc, realloc) {
if (realloc === undefined) {
const buf = cachedTextEncoder.encode(arg);
const ptr = malloc(buf.length, 1) >>> 0;
getUint8Memory0().subarray(ptr, ptr + buf.length).set(buf);
WASM_VECTOR_LEN = buf.length;
return ptr;
}
let len = arg.length;
let ptr = malloc(len, 1) >>> 0;
const mem = getUint8Memory0();
let offset = 0;
for (; offset < len; offset++) {
const code = arg.charCodeAt(offset);
if (code > 0x7F) break;
mem[ptr + offset] = code;
}
if (offset !== len) {
if (offset !== 0) {
arg = arg.slice(offset);
}
ptr = realloc(ptr, len, len = offset + arg.length * 3, 1) >>> 0;
const view = getUint8Memory0().subarray(ptr + offset, ptr + len);
const ret = encodeString(arg, view);
offset += ret.written;
}
WASM_VECTOR_LEN = offset;
return ptr;
}
function isLikeNone(x) {
return x === undefined || x === null;
}
let cachedInt32Memory0 = null;
function getInt32Memory0() {
if (cachedInt32Memory0 === null || cachedInt32Memory0.byteLength === 0) {
cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
}
return cachedInt32Memory0;
}
function getObject(idx) { return heap[idx]; }
function dropObject(idx) {
if (idx < 132) return;
heap[idx] = heap_next;
heap_next = idx;
}
function takeObject(idx) {
const ret = getObject(idx);
dropObject(idx);
return ret;
}
/**
*/
export class Decoder {
static __wrap(ptr) {
ptr = ptr >>> 0;
const obj = Object.create(Decoder.prototype);
obj.__wbg_ptr = ptr;
return obj;
}
__destroy_into_raw() {
const ptr = this.__wbg_ptr;
this.__wbg_ptr = 0;
return ptr;
}
free() {
const ptr = this.__destroy_into_raw();
wasm.__wbg_decoder_free(ptr);
}
/**
* @param {Uint8Array} weights
* @param {Uint8Array} tokenizer
* @param {Uint8Array} mel_filters
* @param {Uint8Array} config
* @param {boolean} quantized
* @param {boolean} is_multilingual
* @param {boolean} timestamps
* @param {string | undefined} task
* @param {string | undefined} language
*/
constructor(weights, tokenizer, mel_filters, config, quantized, is_multilingual, timestamps, task, language) {
try {
const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
const ptr0 = passArray8ToWasm0(weights, wasm.__wbindgen_malloc);
const len0 = WASM_VECTOR_LEN;
const ptr1 = passArray8ToWasm0(tokenizer, wasm.__wbindgen_malloc);
const len1 = WASM_VECTOR_LEN;
const ptr2 = passArray8ToWasm0(mel_filters, wasm.__wbindgen_malloc);
const len2 = WASM_VECTOR_LEN;
const ptr3 = passArray8ToWasm0(config, wasm.__wbindgen_malloc);
const len3 = WASM_VECTOR_LEN;
var ptr4 = isLikeNone(task) ? 0 : passStringToWasm0(task, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
var len4 = WASM_VECTOR_LEN;
var ptr5 = isLikeNone(language) ? 0 : passStringToWasm0(language, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
var len5 = WASM_VECTOR_LEN;
wasm.decoder_new(retptr, ptr0, len0, ptr1, len1, ptr2, len2, ptr3, len3, quantized, is_multilingual, timestamps, ptr4, len4, ptr5, len5);
var r0 = getInt32Memory0()[retptr / 4 + 0];
var r1 = getInt32Memory0()[retptr / 4 + 1];
var r2 = getInt32Memory0()[retptr / 4 + 2];
if (r2) {
throw takeObject(r1);
}
return Decoder.__wrap(r0);
} finally {
wasm.__wbindgen_add_to_stack_pointer(16);
}
}
/**
* @param {Uint8Array} wav_input
* @returns {string}
*/
decode(wav_input) {
let deferred3_0;
let deferred3_1;
try {
const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
const ptr0 = passArray8ToWasm0(wav_input, wasm.__wbindgen_malloc);
const len0 = WASM_VECTOR_LEN;
wasm.decoder_decode(retptr, this.__wbg_ptr, ptr0, len0);
var r0 = getInt32Memory0()[retptr / 4 + 0];
var r1 = getInt32Memory0()[retptr / 4 + 1];
var r2 = getInt32Memory0()[retptr / 4 + 2];
var r3 = getInt32Memory0()[retptr / 4 + 3];
var ptr2 = r0;
var len2 = r1;
if (r3) {
ptr2 = 0; len2 = 0;
throw takeObject(r2);
}
deferred3_0 = ptr2;
deferred3_1 = len2;
return getStringFromWasm0(ptr2, len2);
} finally {
wasm.__wbindgen_add_to_stack_pointer(16);
wasm.__wbindgen_free(deferred3_0, deferred3_1, 1);
}
}
}
async function __wbg_load(module, imports) {
if (typeof Response === 'function' && module instanceof Response) {
if (typeof WebAssembly.instantiateStreaming === 'function') {
try {
return await WebAssembly.instantiateStreaming(module, imports);
} catch (e) {
if (module.headers.get('Content-Type') != 'application/wasm') {
console.warn("`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n", e);
} else {
throw e;
}
}
}
const bytes = await module.arrayBuffer();
return await WebAssembly.instantiate(bytes, imports);
} else {
const instance = await WebAssembly.instantiate(module, imports);
if (instance instanceof WebAssembly.Instance) {
return { instance, module };
} else {
return instance;
}
}
}
function __wbg_get_imports() {
const imports = {};
imports.wbg = {};
imports.wbg.__wbindgen_error_new = function(arg0, arg1) {
const ret = new Error(getStringFromWasm0(arg0, arg1));
return addHeapObject(ret);
};
imports.wbg.__wbg_log_0d9af0379e7a06b8 = function(arg0, arg1) {
console.log(getStringFromWasm0(arg0, arg1));
};
imports.wbg.__wbindgen_throw = function(arg0, arg1) {
throw new Error(getStringFromWasm0(arg0, arg1));
};
return imports;
}
function __wbg_init_memory(imports, maybe_memory) {
}
function __wbg_finalize_init(instance, module) {
wasm = instance.exports;
__wbg_init.__wbindgen_wasm_module = module;
cachedInt32Memory0 = null;
cachedUint8Memory0 = null;
wasm.__wbindgen_start();
return wasm;
}
function initSync(module) {
if (wasm !== undefined) return wasm;
const imports = __wbg_get_imports();
__wbg_init_memory(imports);
if (!(module instanceof WebAssembly.Module)) {
module = new WebAssembly.Module(module);
}
const instance = new WebAssembly.Instance(module, imports);
return __wbg_finalize_init(instance, module);
}
async function __wbg_init(input) {
if (wasm !== undefined) return wasm;
if (typeof input === 'undefined') {
input = new URL('m_bg.wasm', import.meta.url);
}
const imports = __wbg_get_imports();
if (typeof input === 'string' || (typeof Request === 'function' && input instanceof Request) || (typeof URL === 'function' && input instanceof URL)) {
input = fetch(input);
}
__wbg_init_memory(imports);
const { instance, module } = await __wbg_load(await input, imports);
return __wbg_finalize_init(instance, module);
}
export { initSync }
export default __wbg_init;