bilateralcl.h

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/*
    This file is part of darktable,
    Copyright (C) 2012 johannes hanika.
    Copyright (C) 2012-2014, 2016 Tobias Ellinghaus.
    Copyright (C) 2012, 2014 Ulrich Pegelow.
    Copyright (C) 2016 Roman Lebedev.
    Copyright (C) 2019 Marcus Rückert.
    Copyright (C) 2020 Pascal Obry.
    Copyright (C) 2022 Martin Bařinka.
    
    darktable is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
    
    darktable is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
    
    You should have received a copy of the GNU General Public License
    along with darktable.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#ifndef DT_PIXEL_BILATERALCL_H
#define DT_PIXEL_BILATERALCL_H
 
#ifdef HAVE_OPENCL
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
 
#include <CL/cl.h>          // for cl_mem, _cl_mem
#include <stddef.h>         // for size_t
 
typedef struct dt_bilateral_cl_global_t
{
  int kernel_zero, kernel_splat, kernel_blur_line, kernel_blur_line_z, kernel_slice, kernel_slice2;
} dt_bilateral_cl_global_t;
 
typedef struct dt_bilateral_cl_t
{
  dt_bilateral_cl_global_t *global;
  int devid;
  size_t size_x, size_y, size_z;
  int width, height;
  size_t blocksizex, blocksizey;
  float sigma_s, sigma_r;
  cl_mem dev_grid;
  cl_mem dev_grid_tmp;
} dt_bilateral_cl_t;
 
void dt_bilateral_init_cl_global(void);
 
void dt_bilateral_free_cl(dt_bilateral_cl_t *b);
 
dt_bilateral_cl_t *dt_bilateral_init_cl(const int devid,
                                        const int width,      // width of input image
                                        const int height,     // height of input image
                                        const float sigma_s,  // spatial sigma (blur pixel coords)
                                        const float sigma_r); // range sigma (blur luma values)
 
cl_int dt_bilateral_splat_cl(dt_bilateral_cl_t *b, cl_mem in);
 
cl_int dt_bilateral_blur_cl(dt_bilateral_cl_t *b);
 
cl_int dt_bilateral_slice_to_output_cl(dt_bilateral_cl_t *b, cl_mem in, cl_mem out, const float detail);
 
cl_int dt_bilateral_slice_cl(dt_bilateral_cl_t *b, cl_mem in, cl_mem out, const float detail);
 
void dt_bilateral_free_cl_global(void);
 
#endif // HAVE_OPENCL
 
#endif // DT_PIXEL_BILATERALCL_H
 
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