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43
44 #pragma once
45
46 #ifndef __OPENCV_CUDEV_EXPR_WARPING_HPP__
47 #define __OPENCV_CUDEV_EXPR_WARPING_HPP__
48
49 #include "../common.hpp"
50 #include "../ptr2d/traits.hpp"
51 #include "../ptr2d/resize.hpp"
52 #include "../ptr2d/remap.hpp"
53 #include "../ptr2d/warping.hpp"
54 #include "../grid/pyramids.hpp"
55 #include "../grid/transpose.hpp"
56 #include "expr.hpp"
57
58 namespace cv { namespace cudev {
59
60 //! @addtogroup cudev
61 //! @{
62
63 // resize
64
65 template <class SrcPtr>
66 __host__ Expr<ResizePtrSz<typename PtrTraits<SrcPtr>::ptr_type> >
resize_(const SrcPtr & src,float fx,float fy)67 resize_(const SrcPtr& src, float fx, float fy)
68 {
69 return makeExpr(resizePtr(src, fx, fy));
70 }
71
72 // remap
73
74 template <class SrcPtr, class MapPtr>
75 __host__ Expr<RemapPtr1Sz<typename PtrTraits<SrcPtr>::ptr_type, typename PtrTraits<MapPtr>::ptr_type> >
remap_(const SrcPtr & src,const MapPtr & map)76 remap_(const SrcPtr& src, const MapPtr& map)
77 {
78 return makeExpr(remapPtr(src, map));
79 }
80
81 template <class SrcPtr, class MapXPtr, class MapYPtr>
82 __host__ Expr<RemapPtr2Sz<typename PtrTraits<SrcPtr>::ptr_type, typename PtrTraits<MapXPtr>::ptr_type, typename PtrTraits<MapYPtr>::ptr_type> >
remap_(const SrcPtr & src,const MapXPtr & mapx,const MapYPtr & mapy)83 remap_(const SrcPtr& src, const MapXPtr& mapx, const MapYPtr& mapy)
84 {
85 return makeExpr(remapPtr(src, mapx, mapy));
86 }
87
88 // warpAffine
89
90 template <class SrcPtr>
91 __host__ Expr<RemapPtr1Sz<typename PtrTraits<SrcPtr>::ptr_type, AffineMapPtr> >
warpAffine_(const SrcPtr & src,Size dstSize,const GpuMat_<float> & warpMat)92 warpAffine_(const SrcPtr& src, Size dstSize, const GpuMat_<float>& warpMat)
93 {
94 return makeExpr(warpAffinePtr(src, dstSize, warpMat));
95 }
96
97 // warpPerspective
98
99 template <class SrcPtr>
100 __host__ Expr<RemapPtr1Sz<typename PtrTraits<SrcPtr>::ptr_type, PerspectiveMapPtr> >
warpPerspective_(const SrcPtr & src,Size dstSize,const GpuMat_<float> & warpMat)101 warpPerspective_(const SrcPtr& src, Size dstSize, const GpuMat_<float>& warpMat)
102 {
103 return makeExpr(warpPerspectivePtr(src, dstSize, warpMat));
104 }
105
106 // pyrDown
107
108 template <class SrcPtr> struct PyrDownBody
109 {
110 SrcPtr src;
111
112 template <typename T>
assignTocv::cudev::PyrDownBody113 __host__ void assignTo(GpuMat_<T>& dst, Stream& stream = Stream::Null()) const
114 {
115 gridPyrDown(src, dst, stream);
116 }
117 };
118
119 template <class SrcPtr>
120 __host__ Expr<PyrDownBody<SrcPtr> >
pyrDown_(const SrcPtr & src)121 pyrDown_(const SrcPtr& src)
122 {
123 PyrDownBody<SrcPtr> body;
124 body.src = src;
125 return makeExpr(body);
126 }
127
128 // pyrUp
129
130 template <class SrcPtr> struct PyrUpBody
131 {
132 SrcPtr src;
133
134 template <typename T>
assignTocv::cudev::PyrUpBody135 __host__ void assignTo(GpuMat_<T>& dst, Stream& stream = Stream::Null()) const
136 {
137 gridPyrUp(src, dst, stream);
138 }
139 };
140
141 template <class SrcPtr>
142 __host__ Expr<PyrUpBody<SrcPtr> >
pyrUp_(const SrcPtr & src)143 pyrUp_(const SrcPtr& src)
144 {
145 PyrUpBody<SrcPtr> body;
146 body.src = src;
147 return makeExpr(body);
148 }
149
150 // transpose
151
152 template <class SrcPtr> struct TransposeBody
153 {
154 SrcPtr src;
155
156 template <typename T>
assignTocv::cudev::TransposeBody157 __host__ void assignTo(GpuMat_<T>& dst, Stream& stream = Stream::Null()) const
158 {
159 gridTranspose(src, dst, stream);
160 }
161 };
162
163 template <class SrcPtr>
164 __host__ Expr<TransposeBody<SrcPtr> >
transpose_(const SrcPtr & src)165 transpose_(const SrcPtr& src)
166 {
167 TransposeBody<SrcPtr> body;
168 body.src = src;
169 return makeExpr(body);
170 }
171
172 //! @}
173
174 }}
175
176 #endif
177