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3rdparty/opencv-4.5.4/modules/imgproc/src/imgwarp.hpp 3.71 KB
f4334277   Hu Chunming   提交3rdparty
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  /*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.
  // Copyright (C) 2014-2015, Itseez 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*/
  
  /* ////////////////////////////////////////////////////////////////////
  //
  //  Geometrical transforms on images and matrices: rotation, zoom etc.
  //
  // */
  
  #ifndef OPENCV_IMGPROC_IMGWARP_HPP
  #define OPENCV_IMGPROC_IMGWARP_HPP
  #include "precomp.hpp"
  #include "opencv2/core/hal/intrin.hpp"
  
  namespace cv
  {
  namespace opt_AVX2
  {
  #if CV_TRY_AVX2
  int warpAffineBlockline(int *adelta, int *bdelta, short* xy, short* alpha, int X0, int Y0, int bw);
  #endif
  }
  
  namespace opt_SSE4_1
  {
  #if CV_TRY_SSE4_1
  void convertMaps_nninterpolate32f1c16s_SSE41(const float* src1f, const float* src2f, short* dst1, int width);
  void convertMaps_32f1c16s_SSE41(const float* src1f, const float* src2f, short* dst1, ushort* dst2, int width);
  void convertMaps_32f2c16s_SSE41(const float* src1f, short* dst1, ushort* dst2, int width);
  void WarpAffineInvoker_Blockline_SSE41(int *adelta, int *bdelta, short* xy, int X0, int Y0, int bw);
  
  class WarpPerspectiveLine_SSE4
  {
  public:
      static Ptr<WarpPerspectiveLine_SSE4> getImpl(const double *M);
      virtual void processNN(const double *M, short* xy, double X0, double Y0, double W0, int bw) = 0;
      virtual void process(const double *M, short* xy, short* alpha, double X0, double Y0, double W0, int bw) = 0;
      virtual ~WarpPerspectiveLine_SSE4() {};
  };
  #endif
  }
  
  #if CV_SIMD128_64F
  void WarpPerspectiveLine_ProcessNN_CV_SIMD(const double *M, short* xy, double X0, double Y0, double W0, int bw);
  void WarpPerspectiveLine_Process_CV_SIMD(const double *M, short* xy, short* alpha, double X0, double Y0, double W0, int bw);
  #endif
  
  }
  #endif
  /* End of file. */