Software: Apache. PHP/8.1.30 

uname -a: Linux server1.tuhinhossain.com 5.15.0-151-generic #161-Ubuntu SMP Tue Jul 22 14:25:40 UTC
2025 x86_64 

uid=1002(picotech) gid=1003(picotech) groups=1003(picotech),0(root)  

Safe-mode: OFF (not secure)

/home/picotech/domains/wa.picotech.app/public_html/node_modules/pngjs/lib/   drwxr-xr-x
Free 28.6 GB of 117.98 GB (24.24%)
                            Encoder    Tools    Proc.    FTP brute    Sec.    SQL    PHP-code    Update    Self remove    Logout    

Viewing file:     packer-sync.js (1.17 KB)      -rw-r--r--

"use strict";

let hasSyncZlib = true;
let zlib = require("zlib");
if (!zlib.deflateSync) {
  hasSyncZlib = false;
}
let constants = require("./constants");
let Packer = require("./packer");

module.exports = function (metaData, opt) {
  if (!hasSyncZlib) {
    throw new Error(
      "To use the sync capability of this library in old node versions, please pin pngjs to v2.3.0"
    );
  }

  let options = opt || {};

  let packer = new Packer(options);

  let chunks = [];

  // Signature
  chunks.push(Buffer.from(constants.PNG_SIGNATURE));

  // Header
  chunks.push(packer.packIHDR(metaData.width, metaData.height));

  if (metaData.gamma) {
    chunks.push(packer.packGAMA(metaData.gamma));
  }

  let filteredData = packer.filterData(
    metaData.data,
    metaData.width,
    metaData.height
  );

  // compress it
  let compressedData = zlib.deflateSync(
    filteredData,
    packer.getDeflateOptions()
  );
  filteredData = null;

  if (!compressedData || !compressedData.length) {
    throw new Error("bad png - invalid compressed data response");
  }
  chunks.push(packer.packIDAT(compressedData));

  // End
  chunks.push(packer.packIEND());

  return Buffer.concat(chunks);
};