warping.hpp 5.0 KB

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  1. /*M///////////////////////////////////////////////////////////////////////////////////////
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  43. #pragma once
  44. #ifndef OPENCV_CUDEV_EXPR_WARPING_HPP
  45. #define OPENCV_CUDEV_EXPR_WARPING_HPP
  46. #include "../common.hpp"
  47. #include "../ptr2d/traits.hpp"
  48. #include "../ptr2d/resize.hpp"
  49. #include "../ptr2d/remap.hpp"
  50. #include "../ptr2d/warping.hpp"
  51. #include "../grid/pyramids.hpp"
  52. #include "../grid/transpose.hpp"
  53. #include "expr.hpp"
  54. namespace cv { namespace cudev {
  55. //! @addtogroup cudev
  56. //! @{
  57. // resize
  58. template <class SrcPtr>
  59. __host__ Expr<ResizePtrSz<typename PtrTraits<SrcPtr>::ptr_type> >
  60. resize_(const SrcPtr& src, float fx, float fy)
  61. {
  62. return makeExpr(resizePtr(src, fx, fy));
  63. }
  64. // remap
  65. template <class SrcPtr, class MapPtr>
  66. __host__ Expr<RemapPtr1Sz<typename PtrTraits<SrcPtr>::ptr_type, typename PtrTraits<MapPtr>::ptr_type> >
  67. remap_(const SrcPtr& src, const MapPtr& map)
  68. {
  69. return makeExpr(remapPtr(src, map));
  70. }
  71. template <class SrcPtr, class MapXPtr, class MapYPtr>
  72. __host__ Expr<RemapPtr2Sz<typename PtrTraits<SrcPtr>::ptr_type, typename PtrTraits<MapXPtr>::ptr_type, typename PtrTraits<MapYPtr>::ptr_type> >
  73. remap_(const SrcPtr& src, const MapXPtr& mapx, const MapYPtr& mapy)
  74. {
  75. return makeExpr(remapPtr(src, mapx, mapy));
  76. }
  77. // warpAffine
  78. template <class SrcPtr>
  79. __host__ Expr<RemapPtr1Sz<typename PtrTraits<SrcPtr>::ptr_type, AffineMapPtr> >
  80. warpAffine_(const SrcPtr& src, Size dstSize, const GpuMat_<float>& warpMat)
  81. {
  82. return makeExpr(warpAffinePtr(src, dstSize, warpMat));
  83. }
  84. // warpPerspective
  85. template <class SrcPtr>
  86. __host__ Expr<RemapPtr1Sz<typename PtrTraits<SrcPtr>::ptr_type, PerspectiveMapPtr> >
  87. warpPerspective_(const SrcPtr& src, Size dstSize, const GpuMat_<float>& warpMat)
  88. {
  89. return makeExpr(warpPerspectivePtr(src, dstSize, warpMat));
  90. }
  91. // pyrDown
  92. template <class SrcPtr> struct PyrDownBody
  93. {
  94. SrcPtr src;
  95. template <typename T>
  96. __host__ void assignTo(GpuMat_<T>& dst, Stream& stream = Stream::Null()) const
  97. {
  98. gridPyrDown(src, dst, stream);
  99. }
  100. };
  101. template <class SrcPtr>
  102. __host__ Expr<PyrDownBody<SrcPtr> >
  103. pyrDown_(const SrcPtr& src)
  104. {
  105. PyrDownBody<SrcPtr> body;
  106. body.src = src;
  107. return makeExpr(body);
  108. }
  109. // pyrUp
  110. template <class SrcPtr> struct PyrUpBody
  111. {
  112. SrcPtr src;
  113. template <typename T>
  114. __host__ void assignTo(GpuMat_<T>& dst, Stream& stream = Stream::Null()) const
  115. {
  116. gridPyrUp(src, dst, stream);
  117. }
  118. };
  119. template <class SrcPtr>
  120. __host__ Expr<PyrUpBody<SrcPtr> >
  121. pyrUp_(const SrcPtr& src)
  122. {
  123. PyrUpBody<SrcPtr> body;
  124. body.src = src;
  125. return makeExpr(body);
  126. }
  127. // transpose
  128. template <class SrcPtr> struct TransposeBody
  129. {
  130. SrcPtr src;
  131. template <typename T>
  132. __host__ void assignTo(GpuMat_<T>& dst, Stream& stream = Stream::Null()) const
  133. {
  134. gridTranspose(src, dst, stream);
  135. }
  136. };
  137. template <class SrcPtr>
  138. __host__ Expr<TransposeBody<SrcPtr> >
  139. transpose_(const SrcPtr& src)
  140. {
  141. TransposeBody<SrcPtr> body;
  142. body.src = src;
  143. return makeExpr(body);
  144. }
  145. //! @}
  146. }}
  147. #endif