opencv/modules/ocl/perf/test_split_merge.cpp

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// @Authors
//    Jia Haipeng, jiahaipeng95@gmail.com
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#include "precomp.hpp"

#ifdef HAVE_OPENCL

using namespace cvtest;
using namespace testing;
using namespace std;
using namespace cv::ocl;
PARAM_TEST_CASE(MergeTestBase, MatType, int)
{
	int type;
	int channels;

	//src mat
	cv::Mat mat1; 
	cv::Mat mat2;
	cv::Mat mat3;
	cv::Mat mat4;

	//dst mat
	cv::Mat dst;

	// set up roi
	int roicols;
	int roirows;
	int src1x;
	int src1y;
	int src2x;
	int src2y;
	int src3x;
	int src3y;
	int src4x;
	int src4y;
	int dstx;
	int dsty;

	//src mat with roi
	cv::Mat mat1_roi;
	cv::Mat mat2_roi;
	cv::Mat mat3_roi;
	cv::Mat mat4_roi;

	//dst mat with roi
	cv::Mat dst_roi;
	std::vector<cv::ocl::Info> oclinfo;
	//ocl dst mat for testing
	cv::ocl::oclMat gdst_whole;

	//ocl mat with roi
	cv::ocl::oclMat gmat1;
	cv::ocl::oclMat gmat2;
	cv::ocl::oclMat gmat3;
	cv::ocl::oclMat gmat4;
	cv::ocl::oclMat gdst;

	virtual void SetUp()
	{
		type = GET_PARAM(0);
		channels = GET_PARAM(1);

		cv::RNG& rng = TS::ptr()->get_rng();
		cv::Size size(MWIDTH, MHEIGHT);

		mat1 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		mat2 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		mat3 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		mat4 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		dst  = randomMat(rng, size, CV_MAKETYPE(type, channels), 5, 16, false);
		int devnums = getDevice(oclinfo);
		CV_Assert(devnums > 0);
		//if you want to use undefault device, set it here
		//setDevice(oclinfo[0]);
		setBinpath(CLBINPATH);
	}
	void Has_roi(int b)
	{
		//cv::RNG& rng = TS::ptr()->get_rng();
		if(b)
		{
			//randomize ROI
			roicols =  mat1.cols-1; //start
			roirows = mat1.rows-1;
			src1x   = 1;
			src1y   = 1;
			src2x   = 1;
			src2y   = 1;
			src3x   = 1;
			src3y   = 1;
			src4x   = 1;
			src4y   = 1;
			dstx    = 1;
			dsty    =1;

		}else
		{
			roicols = mat1.cols;
			roirows = mat1.rows;
			src1x   = 0;
			src1y   = 0;
			src2x   = 0;
			src2y   = 0;
			src3x   = 0;
			src3y   = 0;
			src4x   = 0;
			src4y   = 0;
			dstx    = 0;
			dsty    = 0;
		};

		mat1_roi = mat1(Rect(src1x,src1y,roicols,roirows));
		mat2_roi = mat2(Rect(src2x,src2y,roicols,roirows));
		mat3_roi = mat3(Rect(src3x,src3y,roicols,roirows));
		mat4_roi = mat4(Rect(src4x,src4y,roicols,roirows));


		dst_roi = dst(Rect(dstx,dsty,roicols,roirows));
	}

};

struct Merge : MergeTestBase {};

TEST_P(Merge, Accuracy) 
{    
#ifndef PRINT_KERNEL_RUN_TIME   
	double totalcputick=0;
	double totalgputick=0;
	double totalgputick_kernel=0;
	double t0=0;
	double t1=0;
	double t2=0;	
	for(int k=0;k<2;k++){
		totalcputick=0;
		totalgputick=0;
		totalgputick_kernel=0;
		for(int j = 0; j < LOOP_TIMES+1; j ++)
		{
			Has_roi(k);       
			std::vector<cv::Mat> dev_src;
			dev_src.push_back(mat1_roi);
			dev_src.push_back(mat2_roi);
			dev_src.push_back(mat3_roi);
			dev_src.push_back(mat4_roi);   
			t0 = (double)cvGetTickCount();//cpu start
			cv::merge(dev_src, dst_roi);
			t0 = (double)cvGetTickCount() - t0;//cpu end

			t1 = (double)cvGetTickCount();//gpu start1	]
			gmat1 = mat1_roi;
			gmat2 = mat2_roi;
			gmat3 = mat3_roi;
			gmat4 = mat4_roi;
			gdst_whole = dst;
			gdst = gdst_whole(Rect(dstx,dsty,roicols,roirows));
			std::vector<cv::ocl::oclMat> dev_gsrc;
			dev_gsrc.push_back(gmat1);
			dev_gsrc.push_back(gmat2);
			dev_gsrc.push_back(gmat3);
			dev_gsrc.push_back(gmat4);
			t2=(double)cvGetTickCount();//kernel
			cv::ocl::merge(dev_gsrc, gdst); 
			t2 = (double)cvGetTickCount() - t2;//kernel
			cv::Mat cpu_dst;
			gdst_whole.download (cpu_dst);//download
			t1 = (double)cvGetTickCount() - t1;//gpu end1		

			if(j == 0)
				continue;

			totalgputick=t1+totalgputick;
			totalcputick=t0+totalcputick;	
			totalgputick_kernel=t2+totalgputick_kernel;	

		}
		if(k==0){cout<<"no roi\n";}else{cout<<"with roi\n";};
		cout << "average cpu runtime is  " << totalcputick/((double)cvGetTickFrequency()* LOOP_TIMES *1000.) << "ms" << endl;
		cout << "average gpu runtime is  " << totalgputick/((double)cvGetTickFrequency()* LOOP_TIMES *1000.) << "ms" << endl;
		cout << "average gpu runtime without data transfer is  " << totalgputick_kernel/((double)cvGetTickFrequency()* LOOP_TIMES *1000.) << "ms" << endl;
	}
#else
	for(int j = 0; j < 2; j ++)
	{
		Has_roi(j);
		gmat1 = mat1_roi;
		gmat2 = mat2_roi;
		gmat3 = mat3_roi;
		gmat4 = mat4_roi;
		gdst_whole = dst;
		gdst = gdst_whole(Rect(dstx,dsty,roicols,roirows));
		std::vector<cv::ocl::oclMat> dev_gsrc;
		dev_gsrc.push_back(gmat1);
		dev_gsrc.push_back(gmat2);
		dev_gsrc.push_back(gmat3);
		dev_gsrc.push_back(gmat4);

		if(j==0){cout<<"no roi:";}else{cout<<"\nwith roi:";};
		cv::ocl::merge(dev_gsrc, gdst); 
	};
#endif
}


PARAM_TEST_CASE(SplitTestBase, MatType, int)
{
	int type;
	int channels;

	//src mat
	cv::Mat mat; 

	//dstmat
	cv::Mat dst1;
	cv::Mat dst2;
	cv::Mat dst3;
	cv::Mat dst4;

	// set up roi
	int roicols;
	int roirows;
	int srcx;
	int srcy;
	int dst1x;
	int dst1y;
	int dst2x;
	int dst2y;
	int dst3x;
	int dst3y;
	int dst4x;
	int dst4y;

	//src mat with roi
	cv::Mat mat_roi;

	//dst mat with roi
	cv::Mat dst1_roi;
	cv::Mat dst2_roi;
	cv::Mat dst3_roi;
	cv::Mat dst4_roi;
	std::vector<cv::ocl::Info> oclinfo;
	//ocl dst mat for testing
	cv::ocl::oclMat gdst1_whole;
	cv::ocl::oclMat gdst2_whole;
	cv::ocl::oclMat gdst3_whole;
	cv::ocl::oclMat gdst4_whole;

	//ocl mat with roi
	cv::ocl::oclMat gmat;
	cv::ocl::oclMat gdst1;
	cv::ocl::oclMat gdst2;
	cv::ocl::oclMat gdst3;
	cv::ocl::oclMat gdst4;

	virtual void SetUp()
	{
		type = GET_PARAM(0);
		channels = GET_PARAM(1);

		cv::RNG& rng = TS::ptr()->get_rng();
		cv::Size size(MWIDTH, MHEIGHT);

		mat  = randomMat(rng, size, CV_MAKETYPE(type, channels), 5, 16, false);
		dst1 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		dst2 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		dst3 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		dst4 = randomMat(rng, size, CV_MAKETYPE(type, 1), 5, 16, false);
		int devnums = getDevice(oclinfo);
		CV_Assert(devnums > 0);
		//if you want to use undefault device, set it here
		//setDevice(oclinfo[0]);
		setBinpath(CLBINPATH);
	}

	void Has_roi(int b)
	{
		//cv::RNG& rng = TS::ptr()->get_rng();
		if(b)
		{
			//randomize ROI
			roicols =  mat.cols-1; //start
			roirows = mat.rows-1;
			srcx   = 1;
			srcx   = 1;
			dst1x    = 1;
			dst1y    =1;
			dst2x    = 1;
			dst2y    =1;
			dst3x    = 1;
			dst3y    =1;
			dst4x    = 1;
			dst4y    =1;
		}else
		{
			roicols = mat.cols;
			roirows = mat.rows;
			srcx = 0;
			srcy = 0;
			dst1x = 0;
			dst1y = 0;
			dst2x    = 0;
			dst2y    =0;
			dst3x    = 0;
			dst3y    =0;
			dst4x    = 0;
			dst4y    =0;
		};

		mat_roi = mat(Rect(srcx,srcy,roicols,roirows));

		dst1_roi = dst1(Rect(dst1x,dst1y,roicols,roirows));
		dst2_roi = dst2(Rect(dst2x,dst2y,roicols,roirows));
		dst3_roi = dst3(Rect(dst3x,dst3y,roicols,roirows));
		dst4_roi = dst4(Rect(dst4x,dst4y,roicols,roirows));
	}

};

struct Split :SplitTestBase {};

TEST_P(Split, Accuracy) 
{    
#ifndef PRINT_KERNEL_RUN_TIME   
	double totalcputick=0;
	double totalgputick=0;
	double totalgputick_kernel=0;
	double t0=0;
	double t1=0;
	double t2=0;	
	for(int k=0;k<2;k++){
		totalcputick=0;
		totalgputick=0;
		totalgputick_kernel=0;
		for(int j = 0; j < LOOP_TIMES+1; j ++)
		{
			Has_roi(k);       
			cv::Mat         dev_dst[4]  = {dst1_roi, dst2_roi, dst3_roi, dst4_roi};
			cv::ocl::oclMat dev_gdst[4] = {gdst1, gdst2, gdst3, gdst4};
			t0 = (double)cvGetTickCount();//cpu start
			cv::split(mat_roi, dev_dst);
			t0 = (double)cvGetTickCount() - t0;//cpu end

			t1 = (double)cvGetTickCount();//gpu start1		
			gdst1_whole = dst1;
			gdst1 = gdst1_whole(Rect(dst1x,dst1y,roicols,roirows));

			gdst2_whole = dst2;
			gdst2 = gdst2_whole(Rect(dst2x,dst2y,roicols,roirows));

			gdst3_whole = dst3;
			gdst3 = gdst3_whole(Rect(dst3x,dst3y,roicols,roirows));

			gdst4_whole = dst4;
			gdst4 = gdst4_whole(Rect(dst4x,dst4y,roicols,roirows));

			gmat = mat_roi;
			t2=(double)cvGetTickCount();//kernel
			cv::ocl::split(gmat, dev_gdst); 
			t2 = (double)cvGetTickCount() - t2;//kernel
			cv::Mat cpu_dst1;
			cv::Mat cpu_dst2;
			cv::Mat cpu_dst3;
			cv::Mat cpu_dst4;
			gdst1_whole.download(cpu_dst1);
			gdst2_whole.download(cpu_dst2);
			gdst3_whole.download(cpu_dst3);
			gdst4_whole.download(cpu_dst4);
			t1 = (double)cvGetTickCount() - t1;//gpu end1		
			if(j == 0)
				continue;
			totalgputick=t1+totalgputick;
			totalcputick=t0+totalcputick;	
			totalgputick_kernel=t2+totalgputick_kernel;	

		}
		if(k==0){cout<<"no roi\n";}else{cout<<"with roi\n";};
		cout << "average cpu runtime is  " << totalcputick/((double)cvGetTickFrequency()* LOOP_TIMES *1000.) << "ms" << endl;
		cout << "average gpu runtime is  " << totalgputick/((double)cvGetTickFrequency()* LOOP_TIMES *1000.) << "ms" << endl;
		cout << "average gpu runtime without data transfer is  " << totalgputick_kernel/((double)cvGetTickFrequency()* LOOP_TIMES *1000.) << "ms" << endl;
	}
#else
	for(int j = 0; j < 2; j ++)
	{
		Has_roi(j);
		cv::Mat         dev_dst[4]  = {dst1_roi, dst2_roi, dst3_roi, dst4_roi};
		cv::ocl::oclMat dev_gdst[4] = {gdst1, gdst2, gdst3, gdst4};
		gdst1_whole = dst1;
		gdst1 = gdst1_whole(Rect(dst1x,dst1y,roicols,roirows));

		gdst2_whole = dst2;
		gdst2 = gdst2_whole(Rect(dst2x,dst2y,roicols,roirows));

		gdst3_whole = dst3;
		gdst3 = gdst3_whole(Rect(dst3x,dst3y,roicols,roirows));

		gdst4_whole = dst4;
		gdst4 = gdst4_whole(Rect(dst4x,dst4y,roicols,roirows));
		gmat = mat_roi;
		if(j==0){cout<<"no roi:";}else{cout<<"\nwith roi:";};
		cv::ocl::split(gmat, dev_gdst); 
	};
#endif
}

//*************test*****************
INSTANTIATE_TEST_CASE_P(SplitMerge, Merge, Combine(
						Values(CV_8UC4, CV_32FC4), Values(1, 4)));

INSTANTIATE_TEST_CASE_P(SplitMerge, Split , Combine(
						Values(CV_8U, CV_32S, CV_32F), Values(1, 4)));     

#endif // HAVE_OPENCL