goclimgproc.cpp
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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
//
// Copyright (C) 2018 Intel Corporation
#include "precomp.hpp"
#include <opencv2/gapi/imgproc.hpp>
#include <opencv2/gapi/ocl/imgproc.hpp>
#include "backends/ocl/goclimgproc.hpp"
GAPI_OCL_KERNEL(GOCLSepFilter, cv::gapi::imgproc::GSepFilter)
{
static void run(const cv::UMat& in, int ddepth, const cv::Mat& kernX, const cv::Mat& kernY, const cv::Point& anchor, const cv::Scalar& delta,
int border, const cv::Scalar& bordVal, cv::UMat &out)
{
if( border == cv::BORDER_CONSTANT )
{
cv::UMat temp_in;
int width_add = (kernY.cols - 1) / 2;
int height_add = (kernX.rows - 1) / 2;
cv::copyMakeBorder(in, temp_in, height_add, height_add, width_add, width_add, border, bordVal);
cv::Rect rect = cv::Rect(height_add, width_add, in.cols, in.rows);
cv::sepFilter2D(temp_in(rect), out, ddepth, kernX, kernY, anchor, delta.val[0], border);
}
else
cv::sepFilter2D(in, out, ddepth, kernX, kernY, anchor, delta.val[0], border);
}
};
GAPI_OCL_KERNEL(GOCLBoxFilter, cv::gapi::imgproc::GBoxFilter)
{
static void run(const cv::UMat& in, int ddepth, const cv::Size& ksize, const cv::Point& anchor, bool normalize, int borderType, const cv::Scalar& bordVal, cv::UMat &out)
{
if( borderType == cv::BORDER_CONSTANT )
{
cv::UMat temp_in;
int width_add = (ksize.width - 1) / 2;
int height_add = (ksize.height - 1) / 2;
cv::copyMakeBorder(in, temp_in, height_add, height_add, width_add, width_add, borderType, bordVal);
cv::Rect rect = cv::Rect(height_add, width_add, in.cols, in.rows);
cv::boxFilter(temp_in(rect), out, ddepth, ksize, anchor, normalize, borderType);
}
else
cv::boxFilter(in, out, ddepth, ksize, anchor, normalize, borderType);
}
};
GAPI_OCL_KERNEL(GOCLBlur, cv::gapi::imgproc::GBlur)
{
static void run(const cv::UMat& in, const cv::Size& ksize, const cv::Point& anchor, int borderType, const cv::Scalar& bordVal, cv::UMat &out)
{
if( borderType == cv::BORDER_CONSTANT )
{
cv::UMat temp_in;
int width_add = (ksize.width - 1) / 2;
int height_add = (ksize.height - 1) / 2;
cv::copyMakeBorder(in, temp_in, height_add, height_add, width_add, width_add, borderType, bordVal);
cv::Rect rect = cv::Rect(height_add, width_add, in.cols, in.rows);
cv::blur(temp_in(rect), out, ksize, anchor, borderType);
}
else
cv::blur(in, out, ksize, anchor, borderType);
}
};
GAPI_OCL_KERNEL(GOCLFilter2D, cv::gapi::imgproc::GFilter2D)
{
static void run(const cv::UMat& in, int ddepth, const cv::Mat& k, const cv::Point& anchor, const cv::Scalar& delta, int border,
const cv::Scalar& bordVal, cv::UMat &out)
{
if( border == cv::BORDER_CONSTANT )
{
cv::UMat temp_in;
int width_add = (k.cols - 1) / 2;
int height_add = (k.rows - 1) / 2;
cv::copyMakeBorder(in, temp_in, height_add, height_add, width_add, width_add, border, bordVal );
cv::Rect rect = cv::Rect(height_add, width_add, in.cols, in.rows);
cv::filter2D(temp_in(rect), out, ddepth, k, anchor, delta.val[0], border);
}
else
cv::filter2D(in, out, ddepth, k, anchor, delta.val[0], border);
}
};
GAPI_OCL_KERNEL(GOCLGaussBlur, cv::gapi::imgproc::GGaussBlur)
{
static void run(const cv::UMat& in, const cv::Size& ksize, double sigmaX, double sigmaY, int borderType, const cv::Scalar& bordVal, cv::UMat &out)
{
if( borderType == cv::BORDER_CONSTANT )
{
cv::UMat temp_in;
int width_add = (ksize.width - 1) / 2;
int height_add = (ksize.height - 1) / 2;
cv::copyMakeBorder(in, temp_in, height_add, height_add, width_add, width_add, borderType, bordVal );
cv::Rect rect = cv::Rect(height_add, width_add, in.cols, in.rows);
cv::GaussianBlur(temp_in(rect), out, ksize, sigmaX, sigmaY, borderType);
}
else
cv::GaussianBlur(in, out, ksize, sigmaX, sigmaY, borderType);
}
};
GAPI_OCL_KERNEL(GOCLMedianBlur, cv::gapi::imgproc::GMedianBlur)
{
static void run(const cv::UMat& in, int ksize, cv::UMat &out)
{
cv::medianBlur(in, out, ksize);
}
};
GAPI_OCL_KERNEL(GOCLErode, cv::gapi::imgproc::GErode)
{
static void run(const cv::UMat& in, const cv::Mat& kernel, const cv::Point& anchor, int iterations, int borderType, const cv::Scalar& borderValue, cv::UMat &out)
{
cv::erode(in, out, kernel, anchor, iterations, borderType, borderValue);
}
};
GAPI_OCL_KERNEL(GOCLDilate, cv::gapi::imgproc::GDilate)
{
static void run(const cv::UMat& in, const cv::Mat& kernel, const cv::Point& anchor, int iterations, int borderType, const cv::Scalar& borderValue, cv::UMat &out)
{
cv::dilate(in, out, kernel, anchor, iterations, borderType, borderValue);
}
};
GAPI_OCL_KERNEL(GOCLSobel, cv::gapi::imgproc::GSobel)
{
static void run(const cv::UMat& in, int ddepth, int dx, int dy, int ksize, double scale, double delta, int borderType,
const cv::Scalar& bordVal, cv::UMat &out)
{
if( borderType == cv::BORDER_CONSTANT )
{
cv::UMat temp_in;
int add = (ksize - 1) / 2;
cv::copyMakeBorder(in, temp_in, add, add, add, add, borderType, bordVal );
cv::Rect rect = cv::Rect(add, add, in.cols, in.rows);
cv::Sobel(temp_in(rect), out, ddepth, dx, dy, ksize, scale, delta, borderType);
}
else
cv::Sobel(in, out, ddepth, dx, dy, ksize, scale, delta, borderType);
}
};
GAPI_OCL_KERNEL(GOCLLaplacian, cv::gapi::imgproc::GLaplacian)
{
static void run(const cv::UMat& in, int ddepth, int ksize, double scale,
double delta, int borderType, cv::UMat &out)
{
cv::Laplacian(in, out, ddepth, ksize, scale, delta, borderType);
}
};
GAPI_OCL_KERNEL(GOCLBilateralFilter, cv::gapi::imgproc::GBilateralFilter)
{
static void run(const cv::UMat& in, int ddepth, double sigmaColor,
double sigmaSpace, int borderType, cv::UMat &out)
{
cv::bilateralFilter(in, out, ddepth, sigmaColor, sigmaSpace, borderType);
}
};
GAPI_OCL_KERNEL(GOCLEqualizeHist, cv::gapi::imgproc::GEqHist)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::equalizeHist(in, out);
}
};
GAPI_OCL_KERNEL(GOCLCanny, cv::gapi::imgproc::GCanny)
{
static void run(const cv::UMat& in, double thr1, double thr2, int apSize, bool l2gradient, cv::UMat &out)
{
cv::Canny(in, out, thr1, thr2, apSize, l2gradient);
}
};
GAPI_OCL_KERNEL(GOCLRGB2YUV, cv::gapi::imgproc::GRGB2YUV)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_RGB2YUV);
}
};
GAPI_OCL_KERNEL(GOCLYUV2RGB, cv::gapi::imgproc::GYUV2RGB)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_YUV2RGB);
}
};
GAPI_OCL_KERNEL(GOCLRGB2Lab, cv::gapi::imgproc::GRGB2Lab)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_RGB2Lab);
}
};
GAPI_OCL_KERNEL(GOCLBGR2LUV, cv::gapi::imgproc::GBGR2LUV)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_BGR2Luv);
}
};
GAPI_OCL_KERNEL(GOCLBGR2YUV, cv::gapi::imgproc::GBGR2YUV)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_BGR2YUV);
}
};
GAPI_OCL_KERNEL(GOCLLUV2BGR, cv::gapi::imgproc::GLUV2BGR)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_Luv2BGR);
}
};
GAPI_OCL_KERNEL(GOCLYUV2BGR, cv::gapi::imgproc::GYUV2BGR)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_YUV2BGR);
}
};
GAPI_OCL_KERNEL(GOCLRGB2Gray, cv::gapi::imgproc::GRGB2Gray)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_RGB2GRAY);
}
};
GAPI_OCL_KERNEL(GOCLBGR2Gray, cv::gapi::imgproc::GBGR2Gray)
{
static void run(const cv::UMat& in, cv::UMat &out)
{
cv::cvtColor(in, out, cv::COLOR_BGR2GRAY);
}
};
GAPI_OCL_KERNEL(GOCLRGB2GrayCustom, cv::gapi::imgproc::GRGB2GrayCustom)
{
//TODO: avoid copy
static void run(const cv::UMat& in, float rY, float bY, float gY, cv::UMat &out)
{
cv::Mat planes[3];
cv::split(in.getMat(cv::ACCESS_READ), planes);
cv::Mat tmp_out = (planes[0]*rY + planes[1]*bY + planes[2]*gY);
tmp_out.copyTo(out);
}
};
cv::gapi::GKernelPackage cv::gapi::imgproc::ocl::kernels()
{
static auto pkg = cv::gapi::kernels
< GOCLFilter2D
, GOCLSepFilter
, GOCLBoxFilter
, GOCLBlur
, GOCLGaussBlur
, GOCLMedianBlur
, GOCLErode
, GOCLDilate
, GOCLSobel
, GOCLLaplacian
, GOCLBilateralFilter
, GOCLCanny
, GOCLEqualizeHist
, GOCLRGB2YUV
, GOCLYUV2RGB
, GOCLRGB2Lab
, GOCLBGR2LUV
, GOCLBGR2YUV
, GOCLYUV2BGR
, GOCLLUV2BGR
, GOCLBGR2Gray
, GOCLRGB2Gray
, GOCLRGB2GrayCustom
>();
return pkg;
}