https://github.com/tcoppex/cpu-gbfilter

:hotsprings: Optimized Gaussian blur filter on CPU.
https://github.com/tcoppex/cpu-gbfilter

blur gaussian-blur image-processing multithreaded openmp

Last synced: 3 months ago
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:hotsprings: Optimized Gaussian blur filter on CPU.

• Host: GitHub
• URL: https://github.com/tcoppex/cpu-gbfilter
• Owner: tcoppex
• License: unlicense
• Created: 2014-05-31T16:36:45.000Z (over 10 years ago)
• Default Branch: master
• Last Pushed: 2017-12-12T14:43:19.000Z (about 7 years ago)
• Last Synced: 2024-04-19T16:13:29.381Z (10 months ago)
• Topics: blur, gaussian-blur, image-processing, multithreaded, openmp
• Language: C++
• Homepage:
• Size: 21.5 KB
• Stars: 17
• Watchers: 1
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
Optimized CPU Gaussian blur filter

==================================

Features :

* Cache efficient data access

* Multithreading using OpenMP

* Vectorization using SSE 4.1 intrinsics

* Cross-platform (Linux, Windows, OS X)

* 24bpp uncompressed BMP reader/writer

Build :

```shell

mkdir build; cd build/

cmake ..

cmake --build . --config Release

```

Usage :

```shell

./gbfilter input.bmp output.bmp blur_radius tile_width tile_height

```