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Merge pull request #13070 from elatkin:el/gapi_perf_sobel

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GAPI (fluid): optimization of Sobel 3x3 (#13070)

* GAPI: performance test for Sobel

* GAPI: performance test for Sobel w/FP32 input

* GAPI: Sobel speedup: 2.5x (U8) up to 10x (float)

* GAPI: Sobel 3x3 to support U8 into S16

* GAPI (fluid): Sobel 3x3 speedup: 10% (uchar), 1.5x (float)

* GAPI (fluid): Sobel 3x3 speedup: +10x (uchar), but -20% (float)

* GAPI (fluid): Sobel 3x3 speedup: +10% (float)

* GAPI (fluid): Sobel 3x3 speedup: +15% (float), +10% (uchar)

* GAPI (fluid): Sobel 3x3: address GCC warnings

* GAPI (fluid): Sobel 3x3: separate *.cpp file w/SIMD code

* GAPI (fluid): Sobel 3x3: fixed AVX2 code, AVX2 speedup 20-50% (uchar), 10-20% (float)

* GAPI (fluid): Sobel 3x3: fix CV_SIMD code for AVX2

* GAPI (fluid): Sobel 3x3: refactor
This commit is contained in:
Evgeny Latkin
2018-11-13 15:04:37 +03:00
committed by Alexander Alekhin
parent a456b968cf
commit 4e40e5bb88
10 changed files with 420 additions and 51 deletions
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modules/gapi/include/opencv2/gapi/own/saturate.hpp
+2
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@@ -8,6 +8,8 @@
#ifndef OPENCV_GAPI_OWN_SATURATE_HPP
#define OPENCV_GAPI_OWN_SATURATE_HPP
#include <cmath>
#include <limits>
#include <type_traits>