go-cv
Golang wrapper for https://github.com/ermig1979/Simd
Installation
Install Simd first follow the document here
go get -u github.com/minio/go-cv
Examples
See the samples directory for several examples such as face detection, motion detection, contour detection etc.
Performance comparison
Show a performance comparison to OpenCV 2.4 for various techniques.
AVX2
benchmark old ns/op new ns/op delta
BenchmarkGaussian-4 3734353 566876 -84.82%
BenchmarkGaussianRGB-4 11377449 2491829 -78.10%
BenchmarkBlur-4 5518315 558090 -89.89%
BenchmarkBlurRGB-4 16723964 2576614 -84.59%
BenchmarkMedian3x3-4 2694912 821913 -69.50%
BenchmarkMedian3x3RGB-4 5735211 2457584 -57.15%
BenchmarkMedian5x5-4 16241921 5007327 -69.17%
BenchmarkMedian5x5RGB-4 40002965 15524691 -61.19%
BenchmarkBGRtoGray-4 5688284 1220252 -78.55%
BenchmarkBGRtoHsv-4 47361397 11109236 -76.54%
BenchmarkBGRtoHsl-4 63311124 11108623 -82.45%
BenchmarkGraytoBGR-4 5823166 680269 -88.32%
BenchmarkCascadeHaar-4 366020630 60297843 -83.53%
AVX1
benchmark old ns/op new ns/op delta
BenchmarkGaussian-8 3645335 1082332 -70.31%
BenchmarkGaussianRGB-8 10885144 3636472 -66.59%
BenchmarkBlur-8 5814178 1406019 -75.82%
BenchmarkBlurRGB-8 17284782 3479465 -79.87%
BenchmarkMedian3x3-8 2397787 1358023 -43.36%
BenchmarkMedian3x3RGB-8 5232342 4253066 -18.72%
BenchmarkMedian5x5-8 17180590 8482600 -50.63%
BenchmarkMedian5x5RGB-8 42957406 24858284 -42.13%
BenchmarkBGRtoGray-8 1416342 1367315 -3.46%
BenchmarkBGRtoHsv-8 8766591 10982978 +25.28%
BenchmarkBGRtoHsl-8 13180733 10882656 -17.44%
BenchmarkGraytoBGR-8 1428323 1392910 -2.48%
ARM
TO DO