opencv/modules/ocl/test/test_api.cpp

81 lines
3.1 KiB
C++
Raw Normal View History

/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2010-2013, Advanced Micro Devices, Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other oclMaterials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#include "test_precomp.hpp"
#include "opencv2/ocl/cl_runtime/cl_runtime.hpp" // for OpenCL types: cl_mem
TEST(TestAPI, openCLExecuteKernelInterop)
{
cv::RNG rng;
Size sz(10000, 1);
cv::Mat cpuMat = cvtest::randomMat(rng, sz, CV_32FC4, -10, 10, false);
cv::ocl::oclMat gpuMat(cpuMat);
cv::ocl::oclMat gpuMatDst(sz, CV_32FC4);
const char* kernelStr =
"__kernel void test_kernel(__global float4* src, __global float4* dst) {\n"
" int x = get_global_id(0);\n"
" dst[x] = src[x];\n"
"}\n";
cv::ocl::ProgramSource program("test_interop", kernelStr);
using namespace std;
vector<pair<size_t , const void *> > args;
args.push_back( make_pair( sizeof(cl_mem), (void *) &gpuMat.data ));
args.push_back( make_pair( sizeof(cl_mem), (void *) &gpuMatDst.data ));
size_t globalThreads[3] = { sz.width, 1, 1 };
cv::ocl::openCLExecuteKernelInterop(
gpuMat.clCxt,
program,
"test_kernel",
globalThreads, NULL, args,
-1, -1,
"");
cv::Mat dst;
gpuMatDst.download(dst);
EXPECT_LE(checkNorm(cpuMat, dst), 1e-3);
}