1/*M/////////////////////////////////////////////////////////////////////////////////////// 2// 3// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. 4// 5// By downloading, copying, installing or using the software you agree to this license. 6// If you do not agree to this license, do not download, install, 7// copy or use the software. 8// 9// 10// License Agreement 11// For Open Source Computer Vision Library 12// 13// Copyright (C) 2010-2012, Institute Of Software Chinese Academy Of Science, all rights reserved. 14// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved. 15// Copyright (C) 2013, OpenCV Foundation, all rights reserved. 16// Third party copyrights are property of their respective owners. 17// 18// Redistribution and use in source and binary forms, with or without modification, 19// are permitted provided that the following conditions are met: 20// 21// * Redistribution's of source code must retain the above copyright notice, 22// this list of conditions and the following disclaimer. 23// 24// * Redistribution's in binary form must reproduce the above copyright notice, 25// this list of conditions and the following disclaimer in the documentation 26// and/or other materials provided with the distribution. 27// 28// * The name of the copyright holders may not be used to endorse or promote products 29// derived from this software without specific prior written permission. 30// 31// This software is provided by the copyright holders and contributors as is and 32// any express or implied warranties, including, but not limited to, the implied 33// warranties of merchantability and fitness for a particular purpose are disclaimed. 34// In no event shall the copyright holders or contributors be liable for any direct, 35// indirect, incidental, special, exemplary, or consequential damages 36// (including, but not limited to, procurement of substitute goods or services; 37// loss of use, data, or profits; or business interruption) however caused 38// and on any theory of liability, whether in contract, strict liability, 39// or tort (including negligence or otherwise) arising in any way out of 40// the use of this software, even if advised of the possibility of such damage. 41// 42//M*/ 43 44#ifdef OP_MERGE 45 46#define DECLARE_SRC_PARAM(index) __global const uchar * src##index##ptr, int src##index##_step, int src##index##_offset, 47#define DECLARE_INDEX(index) int src##index##_index = mad24(src##index##_step, y0, mad24(x, (int)sizeof(T) * scn##index, src##index##_offset)); 48#define PROCESS_ELEM(index) \ 49 __global const T * src##index = (__global const T *)(src##index##ptr + src##index##_index); \ 50 dst[index] = src##index[0]; \ 51 src##index##_index += src##index##_step; 52 53__kernel void merge(DECLARE_SRC_PARAMS_N 54 __global uchar * dstptr, int dst_step, int dst_offset, 55 int rows, int cols, int rowsPerWI) 56{ 57 int x = get_global_id(0); 58 int y0 = get_global_id(1) * rowsPerWI; 59 60 if (x < cols) 61 { 62 DECLARE_INDEX_N 63 int dst_index = mad24(dst_step, y0, mad24(x, (int)sizeof(T) * cn, dst_offset)); 64 65 for (int y = y0, y1 = min(rows, y0 + rowsPerWI); y < y1; ++y, dst_index += dst_step) 66 { 67 __global T * dst = (__global T *)(dstptr + dst_index); 68 69 PROCESS_ELEMS_N 70 } 71 } 72} 73 74#elif defined OP_SPLIT 75 76#define DECLARE_DST_PARAM(index) , __global uchar * dst##index##ptr, int dst##index##_step, int dst##index##_offset 77#define DECLARE_INDEX(index) int dst##index##_index = mad24(y0, dst##index##_step, mad24(x, (int)sizeof(T), dst##index##_offset)); 78#define PROCESS_ELEM(index) \ 79 __global T * dst##index = (__global T *)(dst##index##ptr + dst##index##_index); \ 80 dst##index[0] = src[index]; \ 81 dst##index##_index += dst##index##_step; 82 83__kernel void split(__global uchar* srcptr, int src_step, int src_offset, int rows, int cols DECLARE_DST_PARAMS, int rowsPerWI) 84{ 85 int x = get_global_id(0); 86 int y0 = get_global_id(1) * rowsPerWI; 87 88 if (x < cols) 89 { 90 DECLARE_INDEX_N 91 int src_index = mad24(y0, src_step, mad24(x, cn * (int)sizeof(T), src_offset)); 92 93 for (int y = y0, y1 = min(rows, y0 + rowsPerWI); y < y1; ++y, src_index += src_step) 94 { 95 __global const T * src = (__global const T *)(srcptr + src_index); 96 97 PROCESS_ELEMS_N 98 } 99 } 100} 101 102#else 103#error "No operation" 104#endif 105