Files
squoosh/codecs/resize/pkg/resize_bg.js
Jake Archibald 79dcf73cc5 Update resizer
2020-06-10 14:20:57 +01:00

53 lines
1.7 KiB
JavaScript

import * as wasm from './resize_bg.wasm';
let cachegetUint8Memory0 = null;
function getUint8Memory0() {
if (cachegetUint8Memory0 === null || cachegetUint8Memory0.buffer !== wasm.memory.buffer) {
cachegetUint8Memory0 = new Uint8Array(wasm.memory.buffer);
}
return cachegetUint8Memory0;
}
let WASM_VECTOR_LEN = 0;
function passArray8ToWasm0(arg, malloc) {
const ptr = malloc(arg.length * 1);
getUint8Memory0().set(arg, ptr / 1);
WASM_VECTOR_LEN = arg.length;
return ptr;
}
let cachegetInt32Memory0 = null;
function getInt32Memory0() {
if (cachegetInt32Memory0 === null || cachegetInt32Memory0.buffer !== wasm.memory.buffer) {
cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
}
return cachegetInt32Memory0;
}
function getArrayU8FromWasm0(ptr, len) {
return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
}
/**
* @param {Uint8Array} input_image
* @param {number} input_width
* @param {number} input_height
* @param {number} output_width
* @param {number} output_height
* @param {number} typ_idx
* @param {boolean} premultiply
* @param {boolean} color_space_conversion
* @returns {Uint8Array}
*/
export function resize(input_image, input_width, input_height, output_width, output_height, typ_idx, premultiply, color_space_conversion) {
var ptr0 = passArray8ToWasm0(input_image, wasm.__wbindgen_malloc);
var len0 = WASM_VECTOR_LEN;
wasm.resize(8, ptr0, len0, input_width, input_height, output_width, output_height, typ_idx, premultiply, color_space_conversion);
var r0 = getInt32Memory0()[8 / 4 + 0];
var r1 = getInt32Memory0()[8 / 4 + 1];
var v1 = getArrayU8FromWasm0(r0, r1).slice();
wasm.__wbindgen_free(r0, r1 * 1);
return v1;
}