chunkHide

chunkHide is a command-line utility for modifying PNG image files by manipulating chunks. It allows you to add, modify, or read text chunks in a PNG image.

Table of Contents

• Options
• Installation
• Examples
• Contributing
• License

Options

• -i [image.png]: Path to the PNG image file.
• -t [tEXt]: Specify chunk types:
  • tEXt: Text chunk
  • zTXt: Compressed text chunk
  • PLTE: Palette chunk
• -o [output.png]: Where to output the modified image. Default: output.png
• -v [image.png]: Validate the image chunks. Example: chunkHide -v image.png
• -r: Read the chunk data. Requires the -t option. Example: chunkHide -r -t tEXt
• -keyword: Keyword for the chunk. Required with -t tEXt or -t zTXt.
• -text: Text for the chunk. Required with -t tEXt, -t zTXt, or -t PLTE.

Installation

To use chunkHide in your Go projects or as a command-line tool, follow these installation steps:

Downloading the Latest Release

Visit the Latest Releases page on the GitHub repository to download the binary executable for your operating system. Pre-built binaries for common platforms, such as Linux, macOS, and Windows, are available.

Manual Installation

Alternatively, install chunkHide manually by cloning the GitHub repository and building the binary using Go:

git clone https://github.com/Watchdog0x/chunkHide.git
cd chunkHide
go build -o chunkHide cmd/main.go

Installing as a Go Module

If you want to integrate chunkHide as a dependency in your Go project, you can add it as a module:

go get github.com/Watchdog0x/chunkHide

Import it in your Go code:

import "github.com/Watchdog0x/chunkHide"

Then, you can use chunkHide as a module in your project.

Examples

# Add a text chunk to the image
chunkHide -t tEXt -keyword mykey -text Hello -i input.png -o output.png

# Add a compressed text chunk to the image
chunkHide -t zTXt -keyword mykey -text Hello -i input.png -o output.png

# Read text data from the image
chunkHide -r -t tEXt -i input.png

# Validate image chunks
chunkHide -v input.png

Contributing

Contributions are welcome! Feel free to open issues, submit pull requests, or provide suggestions. Please follow the Contributing Guidelines.

License

This project is licensed under the MIT License