Add blend, columnsum, pyrUp/down, matchTemplate for ocl module

2026-07-29 23:33:05 +04:00 · 2012-08-06 15:00:27 +08:00
parent 064d022a4b
commit 0db69fbe19
16 changed files with 4085 additions and 1 deletions
@@ -0,0 +1,98 @@
+/*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) 2010-2012, Multicoreware, Inc., all rights reserved.
+// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// @Authors
+//    Nathan, liujun@multicorewareinc.com
+//
+// 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 the Intel Corporation or 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 "precomp.hpp"
+#include <iomanip>
+
+using namespace cv;
+using namespace cv::ocl;
+using namespace std;
+
+#if !defined (HAVE_OPENCL)
+void cv::ocl::blendLinear(const oclMat& img1, const oclMat& img2, const oclMat& weights1, const oclMat& weights2,
+                            oclMat& result){throw_nogpu();}
+#else
+namespace cv 
+{
+	namespace ocl 
+	{
+        ////////////////////////////////////OpenCL kernel strings//////////////////////////
+        extern const char *blend_linear;
+	}
+}
+
+void cv::ocl::blendLinear(const oclMat& img1, const oclMat& img2, const oclMat& weights1, const oclMat& weights2,
+                            oclMat& result)
+{
+	cv::ocl::Context *ctx = img1.clCxt;
+	assert(ctx == img2.clCxt && ctx == weights1.clCxt && ctx == weights2.clCxt);
+	int channels = img1.channels();
+	int depth = img1.depth();
+	int rows = img1.rows;
+	int cols = img1.cols;
+	int istep = img1.step;
+	int wstep = weights1.step;
+	size_t globalSize[] = {cols * channels, rows, 1};
+	size_t localSize[] = {16, 16, 1};
+
+	vector< pair<size_t, const void *> > args;
+
+	if(globalSize[0]!=0)
+	{
+		args.push_back( make_pair( sizeof(cl_mem), (void *)&result.data ));
+		args.push_back( make_pair( sizeof(cl_mem), (void *)&img1.data ));
+		args.push_back( make_pair( sizeof(cl_mem), (void *)&img2.data ));
+		args.push_back( make_pair( sizeof(cl_mem), (void *)&weights1.data ));
+		args.push_back( make_pair( sizeof(cl_mem), (void *)&weights2.data ));
+		args.push_back( make_pair( sizeof(cl_int), (void *)&rows ));
+		args.push_back( make_pair( sizeof(cl_int), (void *)&cols ));
+		args.push_back( make_pair( sizeof(cl_int), (void *)&istep ));
+		args.push_back( make_pair( sizeof(cl_int), (void *)&wstep ));
+		std::string kernelName = "BlendLinear";
+
+		openCLExecuteKernel(ctx, &blend_linear, kernelName, globalSize, localSize, args, channels, depth);
+	}
+}
+#endif