Computer Vision Dev Tools

Classical computer vision and image processing tools for developers, researchers, and students. Visualize edge detection, segmentation, morphology, feature extraction, and geometric transforms with real-time parameter tuning. Built on OpenCV primitives running locally in your browser — no Python, no Jupyter, no setup.

• Edge Detection — Run Canny, Sobel, Laplacian, Scharr, and Prewitt edge detection online to visualize boundaries, gradients.
• Contour Detection — Detect image contours and outline closed shapes, regions, and object boundaries for segmentation and computer.
• Histogram Analysis — Analyze RGB, grayscale, and cumulative histograms online to inspect exposure, tonal range, and color.
• Threshold Segmentation — Segment images with global, adaptive, Otsu, Niblack, Sauvola, Wolf, and NICK thresholding for binarization.
• Morphological Operations — Apply erosion, dilation, opening, closing, and morphology-based cleanup to refine masks, blobs, and binary.
• Blur & Sharpen — Compare Gaussian blur, median filtering, bilateral smoothing, and unsharp masking for denoising and.
• Watershed Segmentation — Perform marker-based watershed segmentation to separate touching objects and split regions in complex images.
• Gabor Filter — Use Gabor filters for texture analysis, orientation response, and feature extraction with live kernel and.
• Thinning / Skeletonization — Skeletonize binary shapes into 1-pixel-wide centerlines with Zhang-Suen or Guo-Hall thinning for OCR and.
• Anisotropic Diffusion — Reduce image noise with Perona-Malik anisotropic diffusion while preserving edges and important structural.
• Superpixel Segmentation — Generate compact superpixels with SLIC, SLICO, or MSLIC for region grouping, segmentation, and CV.
• Histogram Equalization — Improve local and global contrast with histogram equalization or CLAHE for low-contrast photos, scans, and CV.
• Hough Transform — Detect lines and circles with Hough Transform for geometric shape analysis, lane detection, and industrial.
• Feature Detection — Find corners and keypoints with Harris, FAST, or ORB for matching, tracking, registration, and vision.
• Template Matching — Locate logos, patterns, or objects inside an image with template matching and multiple correlation methods.
• Image Pyramids — Visualize Gaussian and Laplacian image pyramids for multi-scale analysis, blending, and coarse-to-fine CV.
• Connected Components — Label connected components in binary images and inspect region counts, bounding boxes, and blob statistics.
• Image Alignment — Align two images with ECC using translation, Euclidean, affine, or homography motion models for image.
• Homography / RANSAC Visualizer — Visualize feature matches, inliers, and projected planar overlap between two images with homography and.
• Polar Transforms — Convert images to polar or log-polar coordinates to unwrap circular structures and rotation-sensitive.
• KMeans Segmentation — Segment and quantize images with K-Means clustering to reduce colors and group regions by dominant palettes.
• Color Transfer — Transfer color statistics between images with Reinhard Lab color transfer for style matching and dataset.
• Retinex / Illumination Correction — Recover local contrast, reduce uneven lighting, and improve illumination balance with Retinex-based.
• Seamless Clone / Poisson Blend — Blend a source image into a destination image with seamless cloning and Poisson-style gradient mixing for.
• Frequency Domain — Inspect DFT magnitude, phase, and centered frequency spectrum for filtering, deblurring, and signal analysis.
• Optical Flow — Visualize dense optical flow between frames with vector fields, motion heatmaps, and overlay diagnostics.
• Perspective Transform — Correct perspective distortion with four-point homography to straighten documents, screens, signs, and planar.
• Raster → SVG — Vectorize PNG, JPG, or WebP to scalable SVG online — Potrace-style tracing with .
• ASCII Art — Convert images to ASCII or ANSI text art — monochrome or color, custom character.
• Glitch FX — Add glitch, RGB shift, chromatic aberration, scanlines, and datamosh effects — r.
• Dithering — Floyd-Steinberg, Atkinson, Bayer, Sierra dithering with GameBoy, NES, CGA, Pico-.
• Halftone — Convert images to halftone — circle, line, square, cross-hatch patterns, CMYK se.
• Perlin Noise — Perlin, Simplex, Worley, and value noise with fBm octaves — for game textures, p.
• Pixel Sort — Sort pixels by brightness, hue, or saturation — the Kim Asendorf viral glitch-ar.
• Low Poly — Convert images to low-poly triangulated art with Delaunay — edge-aware sampling,.
• Voronoi — Voronoi diagrams with Lloyd relaxation, stippling, Manhattan distance — generati.
• Oil Painting — Kuwahara oil-painting filter — edge-preserving painterly effect, sector-based av.
• Seam Carving — Content-aware image resize with seam carving — remove or expand along low-energy.

Common Computer Vision Pipelines

Build vision pipelines step by step by chaining these tools:

Edge & Contour Detection

Find edges with Canny/Sobel, extract contours, clean up with morphology, and label regions.

• Edge Detection
• Contour Detection
• Morphological Ops
• Connected Components

Segmentation Workflow

Separate foreground from background with multiple segmentation strategies — binary, region-based, clustering, or superpixels.

• Threshold Segmentation
• Watershed Segmentation
• KMeans Segmentation
• Superpixel Segmentation

Feature Matching

Detect keypoints, match templates, register images, and estimate homographies with visual inlier filtering.

• Feature Detection
• Template Matching
• Image Alignment
• Homography/RANSAC Visualizer

Image Analysis

Analyze color distributions, apply FFT, track motion, and correct uneven illumination.

• Histogram Analysis
• Frequency Domain
• Optical Flow
• Retinex

Beyond Computer Vision Pipelines

Need higher-level results? Try our AI Tools for neural network-based object detection and segmentation. For preprocessing, our Image Tools handle everyday image transformations.

Back to all Pixlane tools

Explore More Pixlane Collections

Jump between adjacent tool hubs to continue cleanup, conversion, OCR, or export workflows without leaving the site architecture.

• AI Tools — AI-powered image tools for super resolution, background removal, low-light enhancement, detection, and privacy workflows.
• Image Tools — Compress, resize, crop, convert, filter, and enhance images with fast browser-based workflows.
• Document Tools — Scan, clean, and extract text from document images with fast browser-based workflows.
• PDF Tools — Convert, merge, compress, and export PDFs with privacy-first browser-based workflows.
• Converters — Convert between image formats — HEIC to JPG, AVIF to PNG, SVG to PNG, WebP to JPG, and more. All conversions run in your browser.