speedy-vision

# Release notes ## 0.8.2 - November 7th, 2021 * Introduced a new and faster keypoint encoder using Parallel Ale Sort * Introduced the turbo flag in both Keypoint & Vector2 sinks * Various performance optimizations ## 0.8.1 - October 12th, 2021 * Improved multi-scale keypoint detection * Improved the LK optical-flow * Introduced portals * Introduced subpixel refinement for keypoints * Introduced the image mixer * Image & keypoint buffers can now be frozen * New demos + general improvements and fixes ## 0.8.0 - September 20th, 2021 * Ported the Matrix routines to WebAssembly and updated the API ## 0.7.1 - September 10th, 2021 * Improved homography estimation * Added Speedy.Keypoint.Transformer * Reduced the CPU usage when polling the GPU * General improvements ## 0.7.0 - July 31st, 2021 * Introduced the new Pipeline system (partial rewrite of the library) ## 0.6.1 - June 1st, 2021 * Introduced image warping via homographies * Code cleanup ## 0.6.0 - May 20th, 2021 * Introduced efficient methods for homography estimation * Matrix computations can now be performed in a WebWorker or in the main thread * Introduced `SpeedyMatrixExpr.sort()` to sort blocks of matrices * Introduced median filter in the pipeline API * Improvements to the code ## 0.5.1 - April 5th, 2021 * Matrix expressions are now compiled for better performance * Linear Algebra routines are now split into different files * Introduced `SpeedyMatrixExpr.map()` and `SpeedyMatrixExpr.reduce()` * Introduced `SpeedyMatrixExpr.inverse()` * Improved & optimized the LK feature tracker * ORB: using a larger patch when computing the orientation of a keypoint * Harris/FAST: using 16-bit half-floats to store the scores of keypoints * Improved the keypoint encoder * General improvements & fixes ## 0.5.0 - February 14th, 2021 * Created Speedy's own Matrix / Linear Algebra system * Improved the feature detection & description API * Improved the computation of image pyramids * Performance optimizations (keypoint encoder) * Created Speedy's own implementation of Promises for extra performance * Speedy's GLSL preprocessor can now unroll predefined for loops * Improved the code & made new demos * Removed Automatic Sensitivity ## 0.4.0 - October 8th, 2020 * Added ORB feature descriptor * Added LK feature tracker (optical-flow) * Added subpixel support for feature points * Changed the feature detection API * Created new image enhancement algorithm: Nightvision * Implemented image normalization algorithm * Data can now uploaded to the GPU using UBOs * Added 2D vector routines * Added support to ImageBitmaps * New demos & visual improvements * General improvements & fixes ## 0.3.2 - August 5th, 2020 * New feature detectors: harris, multiscale-harris, multiscale-fast * Added new code to generate image pyramids and to compute keypoint orientation * Performance optimizations * Implemented ping-pong rendering for internal shaders * Added max setting to limit the number of returned keypoints * Added demo: find the best keypoints * Improved the code ## 0.3.1 - July 17th, 2020 * Improved performance when downloading data from the GPU * Added optional usage hint to be specified when loading new media * Created a shorter implementation of the FAST feature detector * Bugfixes & improvements ## 0.3.0 - July 9th, 2020 * Ported the backend to WebGL2 ## 0.2.2 - June 7th, 2020 * Added unit tests * Improved the texture encoding formula * Added Speedy.camera() to request camera access * General improvements ## 0.2.1 - May 30th, 2020 * Improved scale-space computations * Implemented multi-scale feature detection * Implemented image convolution on SpeedyPipeline * Added demos: multi-scale features & image convolutions * Added the ability to generate Gaussian kernels on the fly ## 0.2.0 - May 20th, 2020 * Introduced the SpeedyPipeline for image processing * Implemented online tuners for improved performance * Introduced new methods to SpeedyMedia: draw, clone * Implemented image pyramids * New demos & updated docs * Refactored the code * Renamed the library ## 0.1.0 - May 1st, 2020 * Initial release