Evgeny Latkin
f81370232a
Merge pull request #13162 from elatkin:el/gapi_perf_rgb2gray
GAPI (fluid): RGB/BGR to gray: optimization (#13162)
* GAPI (fluid): RGB/BGR to Gray: add performance tests
* GAPI (fluid): RGB/BGR to Gray: speedup 8-12x with manual CV_SIMD
* GAPI (fluid): RGB/BGR to Gray: fix compiler warning
* GAPI (fluid): RGB/BGR to Gray: dynamic dispatching to AVX2
* GAPI (fluid): RGB/BGR to Gray: check R/G/B coefficients
* GAPI (fluid): RGB/BGR to Gray: fixed compilation error (caused by change in master)