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) 2000-2008, Intel Corporation, all rights reserved.
14 // Copyright (C) 2009, Willow Garage 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 Intel Corporation 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 #pragma once
45
46 #ifndef OPENCV_CUDEV_GRID_TRANSPOSE_HPP
47 #define OPENCV_CUDEV_GRID_TRANSPOSE_HPP
48
49 #include "../common.hpp"
50 #include "../ptr2d/traits.hpp"
51 #include "../ptr2d/gpumat.hpp"
52 #include "../ptr2d/glob.hpp"
53 #include "detail/transpose.hpp"
54
55 namespace cv { namespace cudev {
56
57 //! @addtogroup cudev
58 //! @{
59
60 template <class Policy, class SrcPtr, typename DstType>
gridTranspose_(const SrcPtr & src,GpuMat_<DstType> & dst,Stream & stream=Stream::Null ())61 __host__ void gridTranspose_(const SrcPtr& src, GpuMat_<DstType>& dst, Stream& stream = Stream::Null())
62 {
63 const int rows = getRows(src);
64 const int cols = getCols(src);
65
66 dst.create(cols, rows);
67
68 transpose_detail::transpose<Policy>(shrinkPtr(src), shrinkPtr(dst), rows, cols, StreamAccessor::getStream(stream));
69 }
70
71 template <class Policy, class SrcPtr, typename DstType>
gridTranspose_(const SrcPtr & src,const GlobPtrSz<DstType> & dst,Stream & stream=Stream::Null ())72 __host__ void gridTranspose_(const SrcPtr& src, const GlobPtrSz<DstType>& dst, Stream& stream = Stream::Null())
73 {
74 const int rows = getRows(src);
75 const int cols = getCols(src);
76
77 CV_Assert( getRows(dst) == cols && getCols(dst) == rows );
78
79 transpose_detail::transpose<Policy>(shrinkPtr(src), shrinkPtr(dst), rows, cols, StreamAccessor::getStream(stream));
80 }
81
82 // Default Policy
83
84 struct DefaultTransposePolicy
85 {
86 enum {
87 tile_dim = 16,
88 block_dim_y = 16
89 };
90 };
91
92 template <class SrcPtr, typename DstType>
gridTranspose(const SrcPtr & src,GpuMat_<DstType> & dst,Stream & stream=Stream::Null ())93 __host__ void gridTranspose(const SrcPtr& src, GpuMat_<DstType>& dst, Stream& stream = Stream::Null())
94 {
95 gridTranspose_<DefaultTransposePolicy>(src, dst, stream);
96 }
97
98 template <class SrcPtr, typename DstType>
gridTranspose(const SrcPtr & src,const GlobPtrSz<DstType> & dst,Stream & stream=Stream::Null ())99 __host__ void gridTranspose(const SrcPtr& src, const GlobPtrSz<DstType>& dst, Stream& stream = Stream::Null())
100 {
101 gridTranspose_<DefaultTransposePolicy>(src, dst, stream);
102 }
103
104 //! @}
105
106 }}
107
108 #endif
109