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go-image-processing

A high-performance image processing library written in Go.

This project provides reusable image processing algorithms and utilities for computer vision, scientific computing, graphics, and image analysis applications. It focuses on building efficient, modular, and production-ready image processing components from scratch.


✨ Features

  • Image Format Support
  • Color Space Processing
  • Image Enhancement
  • Noise Reduction
  • Morphological Operations
  • Frequency Domain Processing
  • Image Segmentation
  • Feature Descriptors
  • Image Analysis
  • Computational Photography
  • Performance Optimization

πŸ“¦ Milestones

M1 β€” Image I/O

Objective: Build reliable image input and output capabilities.

Key Deliverables

  • PNG
  • JPEG
  • BMP
  • TIFF
  • GIF
  • WebP

M2 β€” Color Processing

Objective: Implement color space conversions and color manipulation utilities.

Key Deliverables

  • RGB
  • RGBA
  • Grayscale
  • HSV
  • HSL
  • LAB
  • XYZ
  • YCbCr
  • CMYK

M3 β€” Image Enhancement

Objective: Improve image quality through enhancement techniques.

Key Deliverables

  • Brightness Adjustment
  • Contrast Adjustment
  • Gamma Correction
  • Histogram Equalization
  • CLAHE
  • White Balance
  • Color Correction

M4 β€” Noise Reduction

Objective: Reduce image noise while preserving important details.

Key Deliverables

  • Box Blur
  • Gaussian Blur
  • Median Blur
  • Bilateral Filter
  • Non-Local Means Denoising

M5 β€” Frequency Domain Processing

Objective: Implement frequency-based image processing algorithms.

Key Deliverables

  • Fast Fourier Transform (FFT)
  • Discrete Fourier Transform (DFT)
  • Inverse DFT
  • High-pass Filtering
  • Low-pass Filtering
  • Band-pass Filtering
  • Frequency Spectrum Visualization

M6 β€” Morphological Operations

Objective: Implement binary and grayscale morphology algorithms.

Key Deliverables

  • Erosion
  • Dilation
  • Opening
  • Closing
  • Morphological Gradient
  • Top Hat
  • Black Hat
  • Skeletonization

M7 β€” Image Segmentation

Objective: Partition images into meaningful regions.

Key Deliverables

  • Watershed Segmentation
  • Region Growing
  • GrabCut
  • K-Means Segmentation
  • Superpixel Generation

M8 β€” Feature Descriptors

Objective: Implement reusable feature extraction algorithms.

Key Deliverables

  • Histogram of Oriented Gradients (HOG)
  • Local Binary Patterns (LBP)
  • ORB
  • BRISK
  • AKAZE
  • SIFT

M9 β€” Image Analysis

Objective: Extract statistical and structural information from images.

Key Deliverables

  • Histogram Statistics
  • Color Statistics
  • Texture Analysis
  • Image Moments
  • Hu Moments
  • Image Similarity Metrics

M10 β€” Computational Photography

Objective: Build advanced image processing techniques.

Key Deliverables

  • HDR Imaging
  • Panorama Stitching
  • Exposure Fusion
  • Focus Stacking
  • Image Blending

M11 β€” Performance Optimization

Objective: Improve performance and scalability.

Key Deliverables

  • Parallel Processing
  • SIMD Optimizations
  • Memory Pooling
  • Benchmark Suite
  • Performance Profiling

M12 β€” Stable Release v1.0

Objective: Deliver the first production-ready release.

Key Deliverables

  • Stable Public API
  • Comprehensive Documentation
  • Example Applications
  • Unit Testing
  • Benchmark Results
  • Release Notes

πŸ“ Project Structure

go-image-processing/
β”œβ”€β”€ benchmarks/
β”œβ”€β”€ cmd/
β”œβ”€β”€ docs/
β”œβ”€β”€ examples/
β”œβ”€β”€ internal/
β”œβ”€β”€ pkg/
β”‚   β”œβ”€β”€ analysis/
β”‚   β”œβ”€β”€ color/
β”‚   β”œβ”€β”€ enhancement/
β”‚   β”œβ”€β”€ filtering/
β”‚   β”œβ”€β”€ frequency/
β”‚   β”œβ”€β”€ imageio/
β”‚   β”œβ”€β”€ morphology/
β”‚   β”œβ”€β”€ photography/
β”‚   β”œβ”€β”€ segmentation/
β”‚   └── descriptors/
β”œβ”€β”€ testdata/
└── LICENSE

🎯 Goals

  • Pure Go implementation
  • Minimal external dependencies
  • Modular architecture
  • Cross-platform compatibility
  • High-performance algorithms
  • Production-ready APIs
  • Well-documented codebase
  • Extensive testing and benchmarking
  • Educational reference implementation

πŸš€ Planned Algorithms

Image Enhancement

  • Brightness
  • Contrast
  • Gamma Correction
  • CLAHE
  • White Balance

Filtering

  • Gaussian Blur
  • Median Blur
  • Bilateral Filter
  • Box Filter

Morphology

  • Erosion
  • Dilation
  • Opening
  • Closing

Segmentation

  • Watershed
  • GrabCut
  • Region Growing
  • K-Means

Feature Extraction

  • HOG
  • LBP
  • ORB
  • BRISK
  • AKAZE
  • SIFT

Frequency Processing

  • FFT
  • DFT
  • IDFT
  • Frequency Filters

Computational Photography

  • HDR
  • Panorama
  • Exposure Fusion
  • Focus Stacking

🀝 Contributing

Contributions are welcome.

You can contribute by:

  • Reporting bugs
  • Requesting new features
  • Improving documentation
  • Optimizing existing algorithms
  • Adding new image processing techniques
  • Writing tests and benchmarks

Please open an issue before submitting large changes.


πŸ“„ License

This project is licensed under the MIT License.

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A high-performance Go library for image processing and computer vision algorithms.

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