https://github.com/tcoppex/cpu-gbfilter
:hotsprings: Optimized Gaussian blur filter on CPU.
https://github.com/tcoppex/cpu-gbfilter
blur bmp-image cache-efficiency data-parallelism gaussian-blur image-processing multithreaded openmp
Last synced: 6 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 11 years ago)
- Default Branch: master
- Last Pushed: 2017-12-12T14:43:19.000Z (about 8 years ago)
- Last Synced: 2025-07-02T21:40:01.011Z (7 months ago)
- Topics: blur, bmp-image, cache-efficiency, data-parallelism, 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
Awesome Lists containing this project
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
```