mirror of
https://github.com/antos-rde/antosdk-apps.git
synced 2024-09-07 05:14:42 +02:00
60 lines
1.6 KiB
JavaScript
60 lines
1.6 KiB
JavaScript
// Generated by CoffeeScript 1.12.8
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var api, onmessage, resolution, wasm_update;
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importScripts('wvnc_asm.js');
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api = {};
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resolution = void 0;
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Module.onRuntimeInitialized = function() {
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return api = {
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createBuffer: Module.cwrap('create_buffer', 'number', ['number', 'number']),
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destroyBuffer: Module.cwrap('destroy_buffer', '', ['number']),
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updateBuffer: Module.cwrap("update", 'number', ['number', 'number', 'number', 'number', 'number']),
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decodeBuffer: Module.cwrap("decode", 'number', ['number', 'number', 'number'])
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};
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};
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wasm_update = function(msg) {
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var bbp, datain, dataout, flag, h, p, po, size, tmp, w, x, y;
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datain = new Uint8Array(msg);
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x = datain[1] | (datain[2] << 8);
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y = datain[3] | (datain[4] << 8);
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w = datain[5] | (datain[6] << 8);
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h = datain[7] | (datain[8] << 8);
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flag = datain[9] & 0x01;
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bbp = datain[9] & 0xFE;
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msg = {};
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msg.pixels = void 0;
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msg.x = x;
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msg.y = y;
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msg.w = w;
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msg.h = h;
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size = w * h * 4;
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if (size === 0) {
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return;
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}
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tmp = new Uint8Array(size);
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p = api.createBuffer(datain.length);
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Module.HEAP8.set(datain, p);
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po = api.decodeBuffer(p, datain.length, size);
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dataout = new Uint8Array(Module.HEAP8.buffer, po, size);
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tmp.set(dataout, 0);
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msg.pixels = tmp.buffer;
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postMessage(msg, [msg.pixels]);
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api.destroyBuffer(p);
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if (flag !== 0x0 || bbp !== 32) {
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return api.destroyBuffer(po);
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}
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};
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onmessage = function(e) {
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if (e.data.width) {
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return resolution = e.data;
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} else {
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return wasm_update(e.data);
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}
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};
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