Error embeding png

[deathemperor]

What were you trying to do?

Embed png file into page

How did you attempt to do it?

const pdf = await PDFDocument.create();
const image = await pdf.embedPng(file);
const page = pdf.addPage([image.width, image.height]);

file is buffer, attached

What actually happened?

2024-10-17 01:54:06.455 ERROR Invoke Error {"errorType":"TypeError","errorMessage":"dV.default.decode is not a function","stack":["TypeError: dV.default.decode is not a function"," at new PNG (/node_modules/@cantoo/pdf-lib/src/utils/png.ts:51:23)"," at pngData (/node_modules/@cantoo/pdf-lib/src/utils/png.ts:41:42)"," at Function.for (/node_modules/@cantoo/pdf-lib/src/core/embedders/PngEmbedder.ts:12:21)"," at a.embedPng (/node_modules/@cantoo/pdf-lib/src/api/PDFDocument.ts:1113:40)"

What did you expect to happen?

added successfully

How can we reproduce the issue?

const pdf = await PDFDocument.create();
const image = await pdf.embedPng(file);
const page = pdf.addPage([image.width, image.height]);

file is buffer, attached

Version

2.2.3

What environment are you running pdf-lib in?

Node

Checklist

• My report includes a Short, Self Contained, Correct (Compilable) Example.
• I have attached all PDFs, images, and other files needed to run my SSCCE.

Additional Notes

No response

[deathemperor]

strangely enough it doesn't happen running with bun, only nodejs (v20, v22)

[deathemperor]

original pdf-lib doesn't encounter this issue FYI

[Sharcoux]

Which version of Node did you use?

[deathemperor]

Which version of Node did you use?

happens on node 18, 20, and 22

[benconnito]

looks to be happening when using esm ...

import UPNG from '@pdf-lib/upng';

is an object with default

[Sharcoux]

To solve the issue, we would probably need to solve this problem:

#24