Craft PNG files that appear completely different in Apple software

Overview

Ambiguous PNG Packer

Craft PNG files that appear completely different in Apple software

For context: https://www.da.vidbuchanan.co.uk/widgets/pngdiff/

Sample output:

sample image

If you're viewing this via Apple software (e.g. Safari) you should see an image of a mac, and on other non-Apple software, you should see an IBM PC. (Note: If you're in Safari and still seeing the IBM PC, hit refresh a few times...)

As a bonus, here's a race condition I found in desktop macOS Safari:

race condition

You should see a slightly different image on each page refresh!

Here's a "live" version, which self-refreshes on each frame: https://www.da.vidbuchanan.co.uk/widgets/pngdiff/race.html

Owner
David Buchanan
a.k.a Retr0id
David Buchanan
Convert bitmap images to seeds for Tiny-83 NFT project.

What is this? This tool allows you to convert any 14p high and 22p wide Bitmap (.bmp) to the seed needed for the Tiny-83 NFT project. Project Twitter:

shib_maximalist 1 Oct 31, 2021
Napari plugin for iteratively improving 3D instance segmentation of cells (u-net x watershed)

iterseg napari plugin for iteratively improving unet-watershed segmentation This napari plugin was generated with Cookiecutter using @napari's cookiec

Abigail McGovern 3 May 16, 2022
⚡ZenGL is a minimalist Python module providing exactly one way to render scenes with OpenGL.

ZenGL is a minimalist Python module providing exactly one way to render scenes with OpenGL.

Szabolcs Dombi 133 Dec 17, 2022
Fill holes in binary 2D & 3D images fast.

Fill holes in binary 2D & 3D images fast.

11 Dec 09, 2022
MaryJane is a simple MJPEG server written in Python.

MaryJane is a simple MJPEG server written in Python.

bootrino 152 Dec 13, 2022
Small wrapper around 3dmol.js and html2canvas for creating self-contained HTML files that display a 3D molecular representation.

Description Small wrapper around 3dmol.js and html2canvas for creating self-contained HTML files that display a 3D molecular representation. Double cl

David Meijer 1 Dec 02, 2021
This is an app that allows users to upload photos and display and store the photos in a file until the user deletes them.

Qt Photo App This is an app that allows users to upload photos and display and store the photos in a file until the user deletes them. Setup python3 -

Kathy Yang 5 Jan 22, 2022
Script that organizes the Google Takeout archive into one big chronological folder

Script that organizes the Google Takeout archive into one big chronological folder

Mateusz Soszyński 1.6k Jan 09, 2023
Design custom QR codes with this web app!

My-QR.Art This web app lets users design their own QR codes to any domain. It can be acessed on my-qr.art. You can find some more background info abou

Marien Raat 406 Dec 20, 2022
㊙️ Create standard barcodes with Python. No external dependencies. 100% Organic Python.

python-barcode python-barcode provides a simple way to create barcodes in Python. There are no external dependencies when generating SVG files. Pillow

Hugo Barrera 419 Dec 26, 2022
Python Digital Art Generator

Python Digital Art Generator The main goal of this repository is to generate all possible layers permutations given by the user in order to get unique

David Cuentas Mar 3 Mar 12, 2022
Extract the ISO 11146 beam size from an image file

laserbeamsize Simple and fast calculation of beam sizes from a single monochrome image based on the ISO 11146 method of variances. Some effort has bee

Scott Prahl 21 Jan 06, 2023
This Web App lets you convert your Normal Image to a SKETCHED one within a minute

This Web App lets you convert your Normal Image to a SKETCHED one within a minute

Avinash M 25 Nov 10, 2022
Validate arbitrary image uploads from incoming data urls while preserving file integrity but removing EXIF and unwanted artifacts and RCE exploit potential

Validate arbitrary base64-encoded image uploads as incoming data urls while preserving image integrity but removing EXIF and unwanted artifacts and mitigating RCE-exploit potential.

A3R0 1 Jan 10, 2022
Bot by image recognition simulating (random) human clicks

bbbot22 bot por reconhecimento de imagem simulando cliques humanos (aleatórios) inb4: sim, esse é basicamente o mesmo bot de 2021 porque a Globo não t

Yuri 2 Apr 05, 2022
Bringing vtk.js into Dash and Python

Dash VTK Dash VTK lets you integrate the vtk.js visualization pipeline directly into your Dash app. It is powered by react-vtk-js. Docs Demo Explorer

Plotly 88 Nov 29, 2022
A proof-of-concept implementation of a parallel-decodable PNG format

mtpng A parallelized PNG encoder in Rust by Brion Vibber [email protected] Backgrou

Brion Vibber 193 Dec 16, 2022
Python framework for creating and scaling up production of vector graphics assets.

Board Game Factory Contributors are welcome here! See the end of readme. This is a vector-graphics framework intended for creating and scaling up prod

Adam Volný 5 Jul 13, 2022
A Python package implementing various HDRI / Radiance image processing algorithms.

Colour - HDRI A Python package implementing various HDRI / Radiance image processing algorithms. It is open source and freely available under the New

colour-science 111 Dec 06, 2022