ocl: fix compilation warnings, update openCLExecuteKernelInterop

modules/ocl/test/test_api.cpp

@@ -0,0 +1,80 @@
+/*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,
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+// (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);
+}