--- /dev/null
+if(MINGW OR (X86 AND UNIX AND NOT APPLE))
+ # mingw compiler is known to produce unstable SSE code with -O3 hence we are trying to use -O2 instead
+ if(CMAKE_COMPILER_IS_GNUCXX)
+ foreach(flags CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
+ string(REPLACE "-O3" "-O2" ${flags} "${${flags}}")
+ endforeach()
+ endif()
+
+ if(CMAKE_COMPILER_IS_GNUCC)
+ foreach(flags CMAKE_C_FLAGS CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_DEBUG)
+ string(REPLACE "-O3" "-O2" ${flags} "${${flags}}")
+ endforeach()
+ endif()
+endif()
+
+if(MSVC)
+ string(REGEX REPLACE "^ *| * $" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+ string(REGEX REPLACE "^ *| * $" "" CMAKE_CXX_FLAGS_INIT "${CMAKE_CXX_FLAGS_INIT}")
+ if(CMAKE_CXX_FLAGS STREQUAL CMAKE_CXX_FLAGS_INIT)
+ # override cmake default exception handling option
+ string(REPLACE "/EHsc" "/EHa" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" CACHE STRING "Flags used by the compiler during all build types." FORCE)
+ endif()
+endif()
+
+set(OPENCV_EXTRA_FLAGS "")
+set(OPENCV_EXTRA_C_FLAGS "")
+set(OPENCV_EXTRA_CXX_FLAGS "")
+set(OPENCV_EXTRA_FLAGS_RELEASE "")
+set(OPENCV_EXTRA_FLAGS_DEBUG "")
+set(OPENCV_EXTRA_EXE_LINKER_FLAGS "")
+set(OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE "")
+set(OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG "")
+
+macro(add_extra_compiler_option option)
+ if(CMAKE_BUILD_TYPE)
+ set(CMAKE_TRY_COMPILE_CONFIGURATION ${CMAKE_BUILD_TYPE})
+ endif()
+ ocv_check_flag_support(CXX "${option}" _varname "${OPENCV_EXTRA_CXX_FLAGS} ${ARGN}")
+ if(${_varname})
+ set(OPENCV_EXTRA_CXX_FLAGS "${OPENCV_EXTRA_CXX_FLAGS} ${option}")
+ endif()
+
+ ocv_check_flag_support(C "${option}" _varname "${OPENCV_EXTRA_C_FLAGS} ${ARGN}")
+ if(${_varname})
+ set(OPENCV_EXTRA_C_FLAGS "${OPENCV_EXTRA_C_FLAGS} ${option}")
+ endif()
+endmacro()
+
+# OpenCV fails some tests when 'char' is 'unsigned' by default
+add_extra_compiler_option(-fsigned-char)
+
+if(MINGW)
+ # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40838
+ # here we are trying to workaround the problem
+ add_extra_compiler_option(-mstackrealign)
+ if(NOT HAVE_CXX_MSTACKREALIGN)
+ add_extra_compiler_option(-mpreferred-stack-boundary=2)
+ endif()
+endif()
+
+if(CMAKE_COMPILER_IS_GNUCXX)
+ # High level of warnings.
+ add_extra_compiler_option(-W)
+ add_extra_compiler_option(-Wall)
+ add_extra_compiler_option(-Werror=return-type)
+ add_extra_compiler_option(-Werror=non-virtual-dtor)
+ add_extra_compiler_option(-Werror=address)
+ add_extra_compiler_option(-Werror=sequence-point)
+ add_extra_compiler_option(-Wformat)
+ add_extra_compiler_option(-Werror=format-security -Wformat)
+ add_extra_compiler_option(-Wmissing-declarations)
+ add_extra_compiler_option(-Wmissing-prototypes)
+ add_extra_compiler_option(-Wstrict-prototypes)
+ add_extra_compiler_option(-Wundef)
+ add_extra_compiler_option(-Winit-self)
+ add_extra_compiler_option(-Wpointer-arith)
+ add_extra_compiler_option(-Wshadow)
+ add_extra_compiler_option(-Wsign-promo)
+
+ if(ENABLE_NOISY_WARNINGS)
+ add_extra_compiler_option(-Wcast-align)
+ add_extra_compiler_option(-Wstrict-aliasing=2)
+ else()
+ add_extra_compiler_option(-Wno-narrowing)
+ add_extra_compiler_option(-Wno-delete-non-virtual-dtor)
+ add_extra_compiler_option(-Wno-unnamed-type-template-args)
+ endif()
+ add_extra_compiler_option(-fdiagnostics-show-option)
+
+ # The -Wno-long-long is required in 64bit systems when including sytem headers.
+ if(X86_64)
+ add_extra_compiler_option(-Wno-long-long)
+ endif()
+
+ # We need pthread's
+ if(UNIX AND NOT ANDROID AND NOT (APPLE AND CMAKE_COMPILER_IS_CLANGCXX))
+ add_extra_compiler_option(-pthread)
+ endif()
+
+ if(OPENCV_WARNINGS_ARE_ERRORS)
+ add_extra_compiler_option(-Werror)
+ endif()
+
+ if(X86 AND NOT MINGW64 AND NOT X86_64 AND NOT APPLE)
+ add_extra_compiler_option(-march=i686)
+ endif()
+
+ # Other optimizations
+ if(ENABLE_OMIT_FRAME_POINTER)
+ add_extra_compiler_option(-fomit-frame-pointer)
+ else()
+ add_extra_compiler_option(-fno-omit-frame-pointer)
+ endif()
+ if(ENABLE_FAST_MATH)
+ add_extra_compiler_option(-ffast-math)
+ endif()
+ if(ENABLE_POWERPC)
+ add_extra_compiler_option("-mcpu=G3 -mtune=G5")
+ endif()
+ if(ENABLE_SSE)
+ add_extra_compiler_option(-msse)
+ endif()
+ if(ENABLE_SSE2)
+ add_extra_compiler_option(-msse2)
+ endif()
+ if (ENABLE_NEON)
+ add_extra_compiler_option("-mfpu=neon")
+ endif()
+ if (ENABLE_VFPV3 AND NOT ENABLE_NEON)
+ add_extra_compiler_option("-mfpu=vfpv3")
+ endif()
+
+ # SSE3 and further should be disabled under MingW because it generates compiler errors
+ if(NOT MINGW)
+ if(ENABLE_AVX)
+ add_extra_compiler_option(-mavx)
+ endif()
+
+ # GCC depresses SSEx instructions when -mavx is used. Instead, it generates new AVX instructions or AVX equivalence for all SSEx instructions when needed.
+ if(NOT OPENCV_EXTRA_CXX_FLAGS MATCHES "-mavx")
+ if(ENABLE_SSE3)
+ add_extra_compiler_option(-msse3)
+ endif()
+
+ if(ENABLE_SSSE3)
+ add_extra_compiler_option(-mssse3)
+ endif()
+
+ if(ENABLE_SSE41)
+ add_extra_compiler_option(-msse4.1)
+ endif()
+
+ if(ENABLE_SSE42)
+ add_extra_compiler_option(-msse4.2)
+ endif()
+ endif()
+ endif(NOT MINGW)
+
+ if(X86 OR X86_64)
+ if(NOT APPLE AND CMAKE_SIZEOF_VOID_P EQUAL 4)
+ if(OPENCV_EXTRA_CXX_FLAGS MATCHES "-m(sse2|avx)")
+ add_extra_compiler_option(-mfpmath=sse)# !! important - be on the same wave with x64 compilers
+ else()
+ add_extra_compiler_option(-mfpmath=387)
+ endif()
+ endif()
+ endif()
+
+ if(ENABLE_NEON)
+ add_extra_compiler_option(-mfpu=neon)
+ endif()
+
+ # Profiling?
+ if(ENABLE_PROFILING)
+ add_extra_compiler_option("-pg -g")
+ # turn off incompatible options
+ foreach(flags CMAKE_CXX_FLAGS CMAKE_C_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_C_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG CMAKE_C_FLAGS_DEBUG
+ OPENCV_EXTRA_FLAGS_RELEASE OPENCV_EXTRA_FLAGS_DEBUG OPENCV_EXTRA_C_FLAGS OPENCV_EXTRA_CXX_FLAGS)
+ string(REPLACE "-fomit-frame-pointer" "" ${flags} "${${flags}}")
+ string(REPLACE "-ffunction-sections" "" ${flags} "${${flags}}")
+ endforeach()
+ elseif(NOT APPLE AND NOT ANDROID)
+ # Remove unreferenced functions: function level linking
+ add_extra_compiler_option(-ffunction-sections)
+ endif()
+
+ set(OPENCV_EXTRA_FLAGS_RELEASE "${OPENCV_EXTRA_FLAGS_RELEASE} -DNDEBUG")
+ set(OPENCV_EXTRA_FLAGS_DEBUG "${OPENCV_EXTRA_FLAGS_DEBUG} -O0 -DDEBUG -D_DEBUG")
+endif()
+
+if(MSVC)
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /D _CRT_SECURE_NO_DEPRECATE /D _CRT_NONSTDC_NO_DEPRECATE /D _SCL_SECURE_NO_WARNINGS")
+ # 64-bit portability warnings, in MSVC80
+ if(MSVC80)
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /Wp64")
+ endif()
+
+ if(BUILD_WITH_DEBUG_INFO)
+ set(OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE "${OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE} /debug")
+ endif()
+
+ # Remove unreferenced functions: function level linking
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /Gy")
+ if(NOT MSVC_VERSION LESS 1400)
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /bigobj")
+ endif()
+ if(BUILD_WITH_DEBUG_INFO)
+ set(OPENCV_EXTRA_FLAGS_RELEASE "${OPENCV_EXTRA_FLAGS_RELEASE} /Zi")
+ endif()
+
+ if(ENABLE_AVX AND NOT MSVC_VERSION LESS 1600)
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /arch:AVX")
+ endif()
+
+ if(ENABLE_SSE4_1 AND CV_ICC AND NOT OPENCV_EXTRA_FLAGS MATCHES "/arch:")
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /arch:SSE4.1")
+ endif()
+
+ if(ENABLE_SSE3 AND CV_ICC AND NOT OPENCV_EXTRA_FLAGS MATCHES "/arch:")
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /arch:SSE3")
+ endif()
+
+ if(NOT MSVC64)
+ # 64-bit MSVC compiler uses SSE/SSE2 by default
+ if(ENABLE_SSE2 AND NOT OPENCV_EXTRA_FLAGS MATCHES "/arch:")
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /arch:SSE2")
+ endif()
+ if(ENABLE_SSE AND NOT OPENCV_EXTRA_FLAGS MATCHES "/arch:")
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /arch:SSE")
+ endif()
+ endif()
+
+ if(ENABLE_SSE OR ENABLE_SSE2 OR ENABLE_SSE3 OR ENABLE_SSE4_1 OR ENABLE_AVX)
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /Oi")
+ endif()
+
+ if(X86 OR X86_64)
+ if(CMAKE_SIZEOF_VOID_P EQUAL 4 AND ENABLE_SSE2)
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /fp:fast") # !! important - be on the same wave with x64 compilers
+ endif()
+ endif()
+
+ if(OPENCV_WARNINGS_ARE_ERRORS)
+ set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS} /WX")
+ endif()
+endif()
+
+# Extra link libs if the user selects building static libs:
+if(NOT BUILD_SHARED_LIBS AND CMAKE_COMPILER_IS_GNUCXX AND NOT ANDROID)
+ # Android does not need these settings because they are already set by toolchain file
+ set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} stdc++)
+ set(OPENCV_EXTRA_FLAGS "-fPIC ${OPENCV_EXTRA_FLAGS}")
+endif()
+
+# Add user supplied extra options (optimization, etc...)
+# ==========================================================
+set(OPENCV_EXTRA_FLAGS "${OPENCV_EXTRA_FLAGS}" CACHE INTERNAL "Extra compiler options")
+set(OPENCV_EXTRA_C_FLAGS "${OPENCV_EXTRA_C_FLAGS}" CACHE INTERNAL "Extra compiler options for C sources")
+set(OPENCV_EXTRA_CXX_FLAGS "${OPENCV_EXTRA_CXX_FLAGS}" CACHE INTERNAL "Extra compiler options for C++ sources")
+set(OPENCV_EXTRA_FLAGS_RELEASE "${OPENCV_EXTRA_FLAGS_RELEASE}" CACHE INTERNAL "Extra compiler options for Release build")
+set(OPENCV_EXTRA_FLAGS_DEBUG "${OPENCV_EXTRA_FLAGS_DEBUG}" CACHE INTERNAL "Extra compiler options for Debug build")
+set(OPENCV_EXTRA_EXE_LINKER_FLAGS "${OPENCV_EXTRA_EXE_LINKER_FLAGS}" CACHE INTERNAL "Extra linker flags")
+set(OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE "${OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE}" CACHE INTERNAL "Extra linker flags for Release build")
+set(OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG "${OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG}" CACHE INTERNAL "Extra linker flags for Debug build")
+
+# set default visibility to hidden
+if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_OPENCV_GCC_VERSION_NUM GREATER 399)
+ add_extra_compiler_option(-fvisibility=hidden)
+ add_extra_compiler_option(-fvisibility-inlines-hidden)
+endif()
+
+#combine all "extra" options
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OPENCV_EXTRA_FLAGS} ${OPENCV_EXTRA_C_FLAGS}")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OPENCV_EXTRA_FLAGS} ${OPENCV_EXTRA_CXX_FLAGS}")
+set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${OPENCV_EXTRA_FLAGS_RELEASE}")
+set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${OPENCV_EXTRA_FLAGS_RELEASE}")
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${OPENCV_EXTRA_FLAGS_DEBUG}")
+set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${OPENCV_EXTRA_FLAGS_DEBUG}")
+set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${OPENCV_EXTRA_EXE_LINKER_FLAGS}")
+set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE}")
+set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG}")
+
+if(MSVC)
+ # avoid warnings from MSVC about overriding the /W* option
+ # we replace /W3 with /W4 only for C++ files,
+ # since all the 3rd-party libraries OpenCV uses are in C,
+ # and we do not care about their warnings.
+ string(REPLACE "/W3" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+ string(REPLACE "/W3" "/W4" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
+ string(REPLACE "/W3" "/W4" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
+
+ if(NOT ENABLE_NOISY_WARNINGS AND MSVC_VERSION EQUAL 1400)
+ ocv_warnings_disable(CMAKE_CXX_FLAGS /wd4510 /wd4610 /wd4312 /wd4201 /wd4244 /wd4328 /wd4267)
+ endif()
+
+ # allow extern "C" functions throw exceptions
+ foreach(flags CMAKE_C_FLAGS CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_RELEASE CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
+ string(REPLACE "/EHsc-" "/EHs" ${flags} "${${flags}}")
+ string(REPLACE "/EHsc" "/EHs" ${flags} "${${flags}}")
+
+ string(REPLACE "/Zm1000" "" ${flags} "${${flags}}")
+ endforeach()
+
+ if(NOT ENABLE_NOISY_WARNINGS)
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4251") #class 'std::XXX' needs to have dll-interface to be used by clients of YYY
+ endif()
+endif()
--- /dev/null
+Images Warping
+==============
+
+.. highlight:: cpp
+
+detail::RotationWarper
+----------------------
+.. ocv:class:: detail::RotationWarper
+
+Rotation-only model image warper interface. ::
+
+ class CV_EXPORTS RotationWarper
+ {
+ public:
+ virtual ~RotationWarper() {}
+
+ virtual Point2f warpPoint(const Point2f &pt, const Mat &K, const Mat &R) = 0;
+
+ virtual Rect buildMaps(Size src_size, const Mat &K, const Mat &R, Mat &xmap, Mat &ymap) = 0;
+
+ virtual Point warp(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode,
+ Mat &dst) = 0;
+
+ virtual void warpBackward(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode,
+ Size dst_size, Mat &dst) = 0;
+
+ virtual Rect warpRoi(Size src_size, const Mat &K, const Mat &R) = 0;
+ };
+
+detail::RotationWarper::warpPoint
+---------------------------------
+
+Projects the image point.
+
+.. ocv:function:: Point2f detail::RotationWarper::warpPoint(const Point2f &pt, const Mat &K, const Mat &R)
+
+ :param pt: Source point
+
+ :param K: Camera intrinsic parameters
+
+ :param R: Camera rotation matrix
+
+ :return: Projected point
+
+detail::RotationWarper::buildMaps
+---------------------------------
+
+Builds the projection maps according to the given camera data.
+
+.. ocv:function:: Rect detail::RotationWarper::buildMaps(Size src_size, const Mat &K, const Mat &R, Mat &xmap, Mat &ymap)
+
+ :param src_size: Source image size
+
+ :param K: Camera intrinsic parameters
+
+ :param R: Camera rotation matrix
+
+ :param xmap: Projection map for the x axis
+
+ :param ymap: Projection map for the y axis
+
+ :return: Projected image minimum bounding box
+
+detail::RotationWarper::warp
+----------------------------
+
+Projects the image.
+
+.. ocv:function:: Point detail::RotationWarper::warp(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode, Mat &dst)
+
+ :param src: Source image
+
+ :param K: Camera intrinsic parameters
+
+ :param R: Camera rotation matrix
+
+ :param interp_mode: Interpolation mode
+
+ :param border_mode: Border extrapolation mode
+
+ :param dst: Projected image
+
+ :return: Project image top-left corner
+
+detail::RotationWarper::warpBackward
+------------------------------------
+
+Projects the image backward.
+
+.. ocv:function:: void detail::RotationWarper::warpBackward(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode, Size dst_size, Mat &dst)
+
+ :param src: Projected image
+
+ :param K: Camera intrinsic parameters
+
+ :param R: Camera rotation matrix
+
+ :param interp_mode: Interpolation mode
+
+ :param border_mode: Border extrapolation mode
+
+ :param dst_size: Backward-projected image size
+
+ :param dst: Backward-projected image
+
+detail::RotationWarper::warpRoi
+-------------------------------
+
+.. ocv:function:: Rect detail::RotationWarper::warpRoi(Size src_size, const Mat &K, const Mat &R)
+
+ :param src_size: Source image bounding box
+
+ :param K: Camera intrinsic parameters
+
+ :param R: Camera rotation matrix
+
+ :return: Projected image minimum bounding box
+
+detail::ProjectorBase
+---------------------
+.. ocv:struct:: detail::ProjectorBase
+
+Base class for warping logic implementation. ::
+
+ struct CV_EXPORTS ProjectorBase
+ {
+ void setCameraParams(const Mat &K = Mat::eye(3, 3, CV_32F),
+ const Mat &R = Mat::eye(3, 3, CV_32F),
+ const Mat &T = Mat::zeros(3, 1, CV_32F));
+
+ float scale;
+ float k[9];
+ float rinv[9];
+ float r_kinv[9];
+ float k_rinv[9];
+ float t[3];
+ };
+
+detail::RotationWarperBase
+--------------------------
+.. ocv:class:: detail::RotationWarperBase
+
+Base class for rotation-based warper using a `detail::ProjectorBase`_ derived class. ::
+
+ template <class P>
+ class CV_EXPORTS RotationWarperBase : public RotationWarper
+ {
+ public:
+ Point2f warpPoint(const Point2f &pt, const Mat &K, const Mat &R);
+
+ Rect buildMaps(Size src_size, const Mat &K, const Mat &R, Mat &xmap, Mat &ymap);
+
+ Point warp(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode,
+ Mat &dst);
+
+ void warpBackward(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode,
+ Size dst_size, Mat &dst);
+
+ Rect warpRoi(Size src_size, const Mat &K, const Mat &R);
+
+ protected:
+
+ // Detects ROI of the destination image. It's correct for any projection.
+ virtual void detectResultRoi(Size src_size, Point &dst_tl, Point &dst_br);
+
+ // Detects ROI of the destination image by walking over image border.
+ // Correctness for any projection isn't guaranteed.
+ void detectResultRoiByBorder(Size src_size, Point &dst_tl, Point &dst_br);
+
+ P projector_;
+ };
+
+detail::PlaneWarper
+-------------------
+.. ocv:class:: detail::PlaneWarper : public detail::RotationWarperBase<PlaneProjector>
+
+Warper that maps an image onto the z = 1 plane. ::
+
+ class CV_EXPORTS PlaneWarper : public RotationWarperBase<PlaneProjector>
+ {
+ public:
+ PlaneWarper(float scale = 1.f) { projector_.scale = scale; }
+
+ void setScale(float scale) { projector_.scale = scale; }
+
+ Point2f warpPoint(const Point2f &pt, const Mat &K, const Mat &R, const Mat &T);
+
+ Rect buildMaps(Size src_size, const Mat &K, const Mat &R, const Mat &T, Mat &xmap, Mat &ymap);
+
+ Point warp(const Mat &src, const Mat &K, const Mat &R, const Mat &T, int interp_mode, int border_mode,
+ Mat &dst);
+
+ Rect warpRoi(Size src_size, const Mat &K, const Mat &R, const Mat &T);
+
+ protected:
+ void detectResultRoi(Size src_size, Point &dst_tl, Point &dst_br);
+ };
+
+.. seealso:: :ocv:class:`detail::RotationWarper`
+
+detail::PlaneWarper::PlaneWarper
+--------------------------------
+
+Construct an instance of the plane warper class.
+
+.. ocv:function:: void detail::PlaneWarper::PlaneWarper(float scale = 1.f)
+
+ :param scale: Projected image scale multiplier
+
+detail::SphericalWarper
+-----------------------
+.. ocv:class:: detail::SphericalWarper : public detail::RotationWarperBase<SphericalProjector>
+
+Warper that maps an image onto the unit sphere located at the origin. ::
+
+ class CV_EXPORTS SphericalWarper : public RotationWarperBase<SphericalProjector>
+ {
+ public:
+ SphericalWarper(float scale) { projector_.scale = scale; }
+
+ protected:
+ void detectResultRoi(Size src_size, Point &dst_tl, Point &dst_br);
+ };
+
+.. seealso:: :ocv:class:`detail::RotationWarper`
+
+detail::SphericalWarper::SphericalWarper
+----------------------------------------
+
+Construct an instance of the spherical warper class.
+
+.. ocv:function:: void detail::SphericalWarper::SphericalWarper(float scale)
+
+ :param scale: Projected image scale multiplier
+
+detail::CylindricalWarper
+-------------------------
+.. ocv:class:: detail::CylindricalWarper : public detail::RotationWarperBase<CylindricalProjector>
+
+Warper that maps an image onto the x*x + z*z = 1 cylinder. ::
+
+ class CV_EXPORTS CylindricalWarper : public RotationWarperBase<CylindricalProjector>
+ {
+ public:
+ CylindricalWarper(float scale) { projector_.scale = scale; }
+
+ protected:
+ void detectResultRoi(Size src_size, Point &dst_tl, Point &dst_br)
+ {
+ RotationWarperBase<CylindricalProjector>::detectResultRoiByBorder(src_size, dst_tl, dst_br);
+ }
+ };
+
+.. seealso:: :ocv:class:`detail::RotationWarper`
+
+detail::CylindricalWarper::CylindricalWarper
+--------------------------------------------
+
+Construct an instance of the cylindrical warper class.
+
+.. ocv:function:: void detail::CylindricalWarper::CylindricalWarper(float scale)
+
+ :param scale: Projected image scale multiplier
Point2f warpPoint(const Point2f &pt, const Mat &K, const Mat &R, const Mat &T);
- Rect buildMaps(Size src_size, const Mat &K, const Mat &R, const Mat &T, Mat &xmap, Mat &ymap);
+ virtual Rect buildMaps(Size src_size, const Mat &K, const Mat &R, const Mat &T, Mat &xmap, Mat &ymap);
- Point warp(const Mat &src, const Mat &K, const Mat &R, const Mat &T, int interp_mode, int border_mode,
+ virtual Point warp(const Mat &src, const Mat &K, const Mat &R, const Mat &T, int interp_mode, int border_mode,
Mat &dst);
Rect warpRoi(Size src_size, const Mat &K, const Mat &R, const Mat &T);
}
};
+/////////////////////////////////////// OpenCL Accelerated Warpers /////////////////////////////////////
+
+class CV_EXPORTS PlaneWarperOcl : public PlaneWarper
+{
+public:
+ PlaneWarperOcl(float scale = 1.f) : PlaneWarper(scale) { }
+
+ virtual Rect buildMaps(Size src_size, const Mat &K, const Mat &R, Mat &xmap, Mat &ymap)
+ {
+ return buildMaps(src_size, K, R, Mat::zeros(3, 1, CV_32FC1), xmap, ymap);
+ }
+
+ virtual Point warp(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode, Mat &dst)
+ {
+ return warp(src, K, R, Mat::zeros(3, 1, CV_32FC1), interp_mode, border_mode, dst);
+ }
+
+ virtual Rect buildMaps(Size src_size, const Mat &K, const Mat &R, const Mat &T, Mat &xmap, Mat &ymap);
+ virtual Point warp(const Mat &src, const Mat &K, const Mat &R, const Mat &T, int interp_mode, int border_mode, Mat &dst);
+};
+
+class CV_EXPORTS SphericalWarperOcl : public SphericalWarper
+{
+public:
+ SphericalWarperOcl(float scale) : SphericalWarper(scale) { }
+
+ virtual Rect buildMaps(Size src_size, const Mat &K, const Mat &R, Mat &xmap, Mat &ymap);
+ virtual Point warp(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode, Mat &dst);
+};
+
+class CV_EXPORTS CylindricalWarperOcl : public CylindricalWarper
+{
+public:
+ CylindricalWarperOcl(float scale) : CylindricalWarper(scale) { }
+
+ virtual Rect buildMaps(Size src_size, const Mat &K, const Mat &R, Mat &xmap, Mat &ymap);
+ virtual Point warp(const Mat &src, const Mat &K, const Mat &R, int interp_mode, int border_mode, Mat &dst);
+};
+
} // namespace detail
} // namespace cv
};
#endif
+class PlaneWarperOcl: public WarperCreator
+{
+public:
+ Ptr<detail::RotationWarper> create(float scale) const { return makePtr<detail::PlaneWarperOcl>(scale); }
+};
+
+class SphericalWarperOcl: public WarperCreator
+{
+public:
+ Ptr<detail::RotationWarper> create(float scale) const { return makePtr<detail::SphericalWarperOcl>(scale); }
+};
+
+class CylindricalWarperOcl: public WarperCreator
+{
+public:
+ Ptr<detail::RotationWarper> create(float scale) const { return makePtr<detail::CylindricalWarperOcl>(scale); }
+};
+
} // namespace cv
#endif // __OPENCV_STITCHING_WARPER_CREATORS_HPP__
--- /dev/null
+/*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
+// Peng Xiao, pengxiao@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 materials 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*/
+
+__kernel void buildWarpPlaneMaps(__global uchar * xmapptr, int xmap_step, int xmap_offset,
+ __global uchar * ymapptr, int ymap_step, int ymap_offset, int rows, int cols,
+ __constant float * ck_rinv, __constant float * ct,
+ int tl_u, int tl_v, float scale)
+{
+ int du = get_global_id(0);
+ int dv = get_global_id(1);
+
+ if (du < cols && dv < rows)
+ {
+ __global float * xmap = (__global float *)(xmapptr + mad24(dv, xmap_step, xmap_offset + du * (int)sizeof(float)));
+ __global float * ymap = (__global float *)(ymapptr + mad24(dv, ymap_step, ymap_offset + du * (int)sizeof(float)));
+
+ float u = tl_u + du;
+ float v = tl_v + dv;
+ float x, y;
+
+ float x_ = u / scale - ct[0];
+ float y_ = v / scale - ct[1];
+
+ float z;
+ x = ck_rinv[0] * x_ + ck_rinv[1] * y_ + ck_rinv[2] * (1 - ct[2]);
+ y = ck_rinv[3] * x_ + ck_rinv[4] * y_ + ck_rinv[5] * (1 - ct[2]);
+ z = ck_rinv[6] * x_ + ck_rinv[7] * y_ + ck_rinv[8] * (1 - ct[2]);
+
+ x /= z;
+ y /= z;
+
+ xmap[0] = x;
+ ymap[0] = y;
+ }
+}
+
+__kernel void buildWarpCylindricalMaps(__global uchar * xmapptr, int xmap_step, int xmap_offset,
+ __global uchar * ymapptr, int ymap_step, int ymap_offset, int rows, int cols,
+ __constant float * ck_rinv, int tl_u, int tl_v, float scale)
+{
+ int du = get_global_id(0);
+ int dv = get_global_id(1);
+
+ if (du < cols && dv < rows)
+ {
+ __global float * xmap = (__global float *)(xmapptr + mad24(dv, xmap_step, xmap_offset + du * (int)sizeof(float)));
+ __global float * ymap = (__global float *)(ymapptr + mad24(dv, ymap_step, ymap_offset + du * (int)sizeof(float)));
+
+ float u = tl_u + du;
+ float v = tl_v + dv;
+ float x, y;
+
+ u /= scale;
+ float x_ = sin(u);
+ float y_ = v / scale;
+ float z_ = cos(u);
+
+ float z;
+ x = ck_rinv[0] * x_ + ck_rinv[1] * y_ + ck_rinv[2] * z_;
+ y = ck_rinv[3] * x_ + ck_rinv[4] * y_ + ck_rinv[5] * z_;
+ z = ck_rinv[6] * x_ + ck_rinv[7] * y_ + ck_rinv[8] * z_;
+
+ if (z > 0) x /= z, y /= z;
+ else x = y = -1;
+
+ xmap[0] = x;
+ ymap[0] = y;
+ }
+}
+
+__kernel void buildWarpSphericalMaps(__global uchar * xmapptr, int xmap_step, int xmap_offset,
+ __global uchar * ymapptr, int ymap_step, int ymap_offset, int rows, int cols,
+ __constant float * ck_rinv, int tl_u, int tl_v, float scale)
+{
+ int du = get_global_id(0);
+ int dv = get_global_id(1);
+
+ if (du < cols && dv < rows)
+ {
+ __global float * xmap = (__global float *)(xmapptr + mad24(dv, xmap_step, xmap_offset + du * (int)sizeof(float)));
+ __global float * ymap = (__global float *)(ymapptr + mad24(dv, ymap_step, ymap_offset + du * (int)sizeof(float)));
+
+ float u = tl_u + du;
+ float v = tl_v + dv;
+ float x, y;
+
+ v /= scale;
+ u /= scale;
+
+ float sinv = sin(v);
+ float x_ = sinv * sin(u);
+ float y_ = -cos(v);
+ float z_ = sinv * cos(u);
+
+ float z;
+ x = ck_rinv[0] * x_ + ck_rinv[1] * y_ + ck_rinv[2] * z_;
+ y = ck_rinv[3] * x_ + ck_rinv[4] * y_ + ck_rinv[5] * z_;
+ z = ck_rinv[6] * x_ + ck_rinv[7] * y_ + ck_rinv[8] * z_;
+
+ if (z > 0) x /= z, y /= z;
+ else x = y = -1;
+
+ xmap[0] = x;
+ ymap[0] = y;
+ }
+}
#include <sstream>
#include <cmath>
#include "opencv2/core.hpp"
+#include "opencv2/core/ocl.hpp"
#include "opencv2/core/utility.hpp"
#include "opencv2/stitching.hpp"
#include "opencv2/stitching/detail/autocalib.hpp"
--- /dev/null
+/*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) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// 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 materials 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 "opencl_kernels.hpp"
+
+namespace cv {
+namespace detail {
+
+/////////////////////////////////////////// PlaneWarperOcl ////////////////////////////////////////////
+
+Rect PlaneWarperOcl::buildMaps(Size src_size, const Mat & K, const Mat & R, const Mat & T, Mat & xmap, Mat & ymap)
+{
+ projector_.setCameraParams(K, R);
+
+ Point dst_tl, dst_br;
+ detectResultRoi(src_size, dst_tl, dst_br);
+
+ if (ocl::useOpenCL())
+ {
+ ocl::Kernel k("buildWarpPlaneMaps", ocl::stitching::warpers_oclsrc);
+ if (!k.empty())
+ {
+ xmap.create(dst_br.y - dst_tl.y + 1, dst_br.x - dst_tl.x + 1, CV_32FC1);
+ ymap.create(dst_br.y - dst_tl.y + 1, dst_br.x - dst_tl.x + 1, CV_32FC1);
+
+ Mat r_kinv(1, 9, CV_32FC1, projector_.r_kinv), t(1, 3, CV_32FC1, projector_.t);
+ UMat uxmap = xmap.getUMat(ACCESS_WRITE), uymap = ymap.getUMat(ACCESS_WRITE),
+ ur_kinv = r_kinv.getUMat(ACCESS_READ), ut = t.getUMat(ACCESS_READ);
+
+ k.args(ocl::KernelArg::WriteOnlyNoSize(uxmap), ocl::KernelArg::WriteOnly(uymap),
+ ocl::KernelArg::PtrReadOnly(ur_kinv), ocl::KernelArg::PtrReadOnly(ut),
+ dst_tl.x, dst_tl.y, projector_.scale);
+
+ size_t globalsize[2] = { xmap.cols, xmap.rows };
+ if (k.run(2, globalsize, NULL, true))
+ return Rect(dst_tl, dst_br);
+ }
+ }
+
+ return PlaneWarper::buildMaps(src_size, K, R, T, xmap, ymap);
+}
+
+Point PlaneWarperOcl::warp(const Mat & src, const Mat & K, const Mat & R, const Mat & T, int interp_mode, int border_mode, Mat & dst)
+{
+ Mat uxmap, uymap;
+ Rect dst_roi = buildMaps(src.size(), K, R, T, uxmap, uymap);
+
+ dst.create(dst_roi.height + 1, dst_roi.width + 1, src.type());
+ UMat udst = dst.getUMat(ACCESS_WRITE);
+ remap(src, udst, uxmap, uymap, interp_mode, border_mode);
+
+ return dst_roi.tl();
+}
+
+/////////////////////////////////////////// SphericalWarperOcl ////////////////////////////////////////
+
+Rect SphericalWarperOcl::buildMaps(Size src_size, const Mat & K, const Mat &R, Mat & xmap, Mat & ymap)
+{
+ projector_.setCameraParams(K, R);
+
+ Point dst_tl, dst_br;
+ detectResultRoi(src_size, dst_tl, dst_br);
+
+ if (ocl::useOpenCL())
+ {
+ ocl::Kernel k("buildWarpSphericalMaps", ocl::stitching::warpers_oclsrc);
+ if (!k.empty())
+ {
+ xmap.create(dst_br.y - dst_tl.y + 1, dst_br.x - dst_tl.x + 1, CV_32FC1);
+ ymap.create(dst_br.y - dst_tl.y + 1, dst_br.x - dst_tl.x + 1, CV_32FC1);
+
+ Mat r_kinv(1, 9, CV_32FC1, projector_.r_kinv);
+ UMat uxmap = xmap.getUMat(ACCESS_WRITE), uymap = ymap.getUMat(ACCESS_WRITE), ur_kinv = r_kinv.getUMat(ACCESS_READ);
+
+ k.args(ocl::KernelArg::WriteOnlyNoSize(uxmap), ocl::KernelArg::WriteOnly(uymap),
+ ocl::KernelArg::PtrReadOnly(ur_kinv), dst_tl.x, dst_tl.y, projector_.scale);
+
+ size_t globalsize[2] = { xmap.cols, xmap.rows };
+ if (k.run(2, globalsize, NULL, true))
+ return Rect(dst_tl, dst_br);
+ }
+ }
+
+ return SphericalWarper::buildMaps(src_size, K, R, xmap, ymap);
+}
+
+Point SphericalWarperOcl::warp(const Mat & src, const Mat & K, const Mat & R, int interp_mode, int border_mode, Mat & dst)
+{
+ Mat uxmap, uymap;
+ Rect dst_roi = buildMaps(src.size(), K, R, uxmap, uymap);
+
+ dst.create(dst_roi.height + 1, dst_roi.width + 1, src.type());
+ UMat udst = dst.getUMat(ACCESS_WRITE);
+ remap(src, udst, uxmap, uymap, interp_mode, border_mode);
+
+ return dst_roi.tl();
+}
+
+/////////////////////////////////////////// CylindricalWarperOcl ////////////////////////////////////////
+
+Rect CylindricalWarperOcl::buildMaps(Size src_size, const Mat & K, const Mat & R, Mat & xmap, Mat & ymap)
+{
+ projector_.setCameraParams(K, R);
+
+ Point dst_tl, dst_br;
+ detectResultRoi(src_size, dst_tl, dst_br);
+
+ if (ocl::useOpenCL())
+ {
+ ocl::Kernel k("buildWarpCylindricalMaps", ocl::stitching::warpers_oclsrc);
+ if (!k.empty())
+ {
+ xmap.create(dst_br.y - dst_tl.y + 1, dst_br.x - dst_tl.x + 1, CV_32FC1);
+ ymap.create(dst_br.y - dst_tl.y + 1, dst_br.x - dst_tl.x + 1, CV_32FC1);
+
+ Mat r_kinv(1, 9, CV_32FC1, projector_.r_kinv);
+ UMat uxmap = xmap.getUMat(ACCESS_WRITE), uymap = ymap.getUMat(ACCESS_WRITE), ur_kinv = r_kinv.getUMat(ACCESS_READ);
+
+ k.args(ocl::KernelArg::WriteOnlyNoSize(uxmap), ocl::KernelArg::WriteOnly(uymap),
+ ocl::KernelArg::PtrReadOnly(ur_kinv), dst_tl.x, dst_tl.y, projector_.scale);
+
+ size_t globalsize[2] = { xmap.cols, xmap.rows };
+ if (k.run(2, globalsize, NULL, true))
+ return Rect(dst_tl, dst_br);
+ }
+ }
+
+ return CylindricalWarper::buildMaps(src_size, K, R, xmap, ymap);
+}
+
+Point CylindricalWarperOcl::warp(const Mat & src, const Mat & K, const Mat & R, int interp_mode, int border_mode, Mat & dst)
+{
+ Mat uxmap, uymap;
+ Rect dst_roi = buildMaps(src.size(), K, R, uxmap, uymap);
+
+ dst.create(dst_roi.height + 1, dst_roi.width + 1, src.type());
+ UMat udst = dst.getUMat(ACCESS_WRITE);
+ remap(src, udst, uxmap, uymap, interp_mode, border_mode);
+
+ return dst_roi.tl();
+}
+
+} // namespace detail
+} // namespace cv
--- /dev/null
+/*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) 2010-2013, Advanced Micro Devices, Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// 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 materials 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 OpenCV Foundation 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 "test_precomp.hpp"
+#include "opencv2/ts/ocl_test.hpp"
+#include "opencv2/stitching/warpers.hpp"
+
+#ifdef HAVE_OPENCL
+
+namespace cvtest {
+namespace ocl {
+
+///////////////////////// WarperTestBase ///////////////////////////
+
+struct WarperTestBase :
+ public Test, public TestUtils
+{
+ Mat src, dst, xmap, ymap;
+ Mat udst, uxmap, uymap;
+ Mat K, R;
+
+ virtual void generateTestData()
+ {
+ Size size = randomSize(1, MAX_VALUE);
+
+ src = randomMat(size, CV_32FC1, -500, 500);
+
+ K = Mat::eye(3, 3, CV_32FC1);
+ R = Mat::eye(3, 3, CV_32FC1);
+ }
+
+ void Near(double threshold = 0.)
+ {
+ EXPECT_MAT_NEAR(xmap, uxmap, threshold);
+ EXPECT_MAT_NEAR(ymap, uymap, threshold);
+ EXPECT_MAT_NEAR(dst, udst, threshold);
+ }
+};
+
+//////////////////////////////// SphericalWarperOcl /////////////////////////////////////////////////
+
+typedef WarperTestBase SphericalWarperOclTest;
+
+OCL_TEST_F(SphericalWarperOclTest, Mat)
+{
+ for (int j = 0; j < test_loop_times; j++)
+ {
+ generateTestData();
+
+ Ptr<WarperCreator> creator = makePtr<SphericalWarperOcl>();
+ Ptr<detail::RotationWarper> warper = creator->create(2.0);
+
+ OCL_OFF(warper->buildMaps(src.size(), K, R, xmap, ymap));
+ OCL_ON(warper->buildMaps(src.size(), K, R, uxmap, uymap));
+
+ OCL_OFF(warper->warp(src, K, R, INTER_LINEAR, BORDER_REPLICATE, dst));
+ OCL_OFF(warper->warp(src, K, R, INTER_LINEAR, BORDER_REPLICATE, udst));
+
+ Near(1e-5);
+ }
+}
+
+//////////////////////////////// CylindricalWarperOcl /////////////////////////////////////////////////
+
+typedef WarperTestBase CylindricalWarperOclTest;
+
+OCL_TEST_F(CylindricalWarperOclTest, Mat)
+{
+ for (int j = 0; j < test_loop_times; j++)
+ {
+ generateTestData();
+
+ Ptr<WarperCreator> creator = makePtr<CylindricalWarperOcl>();
+ Ptr<detail::RotationWarper> warper = creator->create(2.0);
+
+ OCL_OFF(warper->buildMaps(src.size(), K, R, xmap, ymap));
+ OCL_ON(warper->buildMaps(src.size(), K, R, uxmap, uymap));
+
+ OCL_OFF(warper->warp(src, K, R, INTER_LINEAR, BORDER_REPLICATE, dst));
+ OCL_OFF(warper->warp(src, K, R, INTER_LINEAR, BORDER_REPLICATE, udst));
+
+ Near(1e-5);
+ }
+}
+
+//////////////////////////////// PlaneWarperOcl /////////////////////////////////////////////////
+
+typedef WarperTestBase PlaneWarperOclTest;
+
+OCL_TEST_F(PlaneWarperOclTest, Mat)
+{
+ for (int j = 0; j < test_loop_times; j++)
+ {
+ generateTestData();
+
+ Ptr<WarperCreator> creator = makePtr<PlaneWarperOcl>();
+ Ptr<detail::RotationWarper> warper = creator->create(2.0);
+
+ OCL_OFF(warper->buildMaps(src.size(), K, R, xmap, ymap));
+ OCL_ON(warper->buildMaps(src.size(), K, R, uxmap, uymap));
+
+ OCL_OFF(warper->warp(src, K, R, INTER_LINEAR, BORDER_REPLICATE, dst));
+ OCL_OFF(warper->warp(src, K, R, INTER_LINEAR, BORDER_REPLICATE, udst));
+
+ Near(1e-5);
+ }
+}
+
+} } // namespace cvtest::ocl
+
+#endif // HAVE_OPENCL
" --preview\n"
" Run stitching in the preview mode. Works faster than usual mode,\n"
" but output image will have lower resolution.\n"
- " --try_gpu (yes|no)\n"
- " Try to use GPU. The default value is 'no'. All default values\n"
+ " --try_cuda (yes|no)\n"
+ " Try to use CUDA. The default value is 'no'. All default values\n"
+ " are for CPU mode.\n"
+ " --try_ocl (yes|no)\n"
+ " Try to use OpenCL. The default value is 'no'. All default values\n"
" are for CPU mode.\n"
"\nMotion Estimation Flags:\n"
" --work_megapix <float>\n"
// Default command line args
vector<String> img_names;
bool preview = false;
-bool try_gpu = false;
+bool try_cuda = false;
+bool try_ocl = false;
double work_megapix = 0.6;
double seam_megapix = 0.1;
double compose_megapix = -1;
{
preview = true;
}
- else if (string(argv[i]) == "--try_gpu")
+ else if (string(argv[i]) == "--try_cuda")
{
if (string(argv[i + 1]) == "no")
- try_gpu = false;
+ try_cuda = false;
else if (string(argv[i + 1]) == "yes")
- try_gpu = true;
+ try_cuda = true;
else
{
- cout << "Bad --try_gpu flag value\n";
+ cout << "Bad --try_cuda flag value\n";
+ return -1;
+ }
+ i++;
+ }
+ else if (string(argv[i]) == "--try_ocl")
+ {
+ if (string(argv[i + 1]) == "no")
+ try_ocl = false;
+ else if (string(argv[i + 1]) == "yes")
+ try_ocl = true;
+ else
+ {
+ cout << "Bad --try_ocl flag value\n";
return -1;
}
i++;
if (features_type == "surf")
{
#ifdef HAVE_OPENCV_NONFREE
- if (try_gpu && cuda::getCudaEnabledDeviceCount() > 0)
+ if (try_cuda && cuda::getCudaEnabledDeviceCount() > 0)
finder = makePtr<SurfFeaturesFinderGpu>();
else
#endif
t = getTickCount();
#endif
vector<MatchesInfo> pairwise_matches;
- BestOf2NearestMatcher matcher(try_gpu, match_conf);
+ BestOf2NearestMatcher matcher(try_cuda, match_conf);
matcher(features, pairwise_matches);
matcher.collectGarbage();
LOGLN("Pairwise matching, time: " << ((getTickCount() - t) / getTickFrequency()) << " sec");
// Warp images and their masks
Ptr<WarperCreator> warper_creator;
+ if (try_ocl)
+ {
+ if (warp_type == "plane")
+ warper_creator = makePtr<cv::PlaneWarperOcl>();
+ else if (warp_type == "cylindrical")
+ warper_creator = makePtr<cv::CylindricalWarperOcl>();
+ else if (warp_type == "spherical")
+ warper_creator = makePtr<cv::SphericalWarperOcl>();
+ }
#ifdef HAVE_OPENCV_CUDAWARPING
- if (try_gpu && cuda::getCudaEnabledDeviceCount() > 0)
+ else if (try_cuda && cuda::getCudaEnabledDeviceCount() > 0)
{
if (warp_type == "plane")
warper_creator = makePtr<cv::PlaneWarperGpu>();
else if (seam_find_type == "gc_color")
{
#ifdef HAVE_OPENCV_CUDA
- if (try_gpu && cuda::getCudaEnabledDeviceCount() > 0)
+ if (try_cuda && cuda::getCudaEnabledDeviceCount() > 0)
seam_finder = makePtr<detail::GraphCutSeamFinderGpu>(GraphCutSeamFinderBase::COST_COLOR);
else
#endif
else if (seam_find_type == "gc_colorgrad")
{
#ifdef HAVE_OPENCV_CUDA
- if (try_gpu && cuda::getCudaEnabledDeviceCount() > 0)
+ if (try_cuda && cuda::getCudaEnabledDeviceCount() > 0)
seam_finder = makePtr<detail::GraphCutSeamFinderGpu>(GraphCutSeamFinderBase::COST_COLOR_GRAD);
else
#endif
if (!blender)
{
- blender = Blender::createDefault(blend_type, try_gpu);
+ blender = Blender::createDefault(blend_type, try_cuda);
Size dst_sz = resultRoi(corners, sizes).size();
float blend_width = sqrt(static_cast<float>(dst_sz.area())) * blend_strength / 100.f;
if (blend_width < 1.f)
- blender = Blender::createDefault(Blender::NO, try_gpu);
+ blender = Blender::createDefault(Blender::NO, try_cuda);
else if (blend_type == Blender::MULTI_BAND)
{
MultiBandBlender* mb = dynamic_cast<MultiBandBlender*>(blender.get());